es gibt jetzt nur noch *ein* Makefile (bis auf Konzerte) - wenn was nicht geht: altes Makefile raussuchen und das generische Makefile updaten, sodass es wieder läuft!

253 files changed, 1949 insertions, 5476 deletions

diff --git a/Abend_wird_es_wieder/Makefile b/Abend_wird_es_wieder/Makefile
index cd041e4..cb66cc7 100644
--- a/Abend_wird_es_wieder/Makefile
+++ b/Abend_wird_es_wieder/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Abend_wird_es_wieder_/Makefile b/Abend_wird_es_wieder_/Makefile
index cd041e4..cb66cc7 100644
--- a/Abend_wird_es_wieder_/Makefile
+++ b/Abend_wird_es_wieder_/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Abendruhe/Makefile b/Abendruhe/Makefile
index 300cdb2..cb66cc7 100644
--- a/Abendruhe/Makefile
+++ b/Abendruhe/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Aennchen_von_Tharau/Makefile b/Aennchen_von_Tharau/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Aennchen_von_Tharau/Makefile
+++ b/Aennchen_von_Tharau/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Aennchen_von_Tharau_/Makefile b/Aennchen_von_Tharau_/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Aennchen_von_Tharau_/Makefile
+++ b/Aennchen_von_Tharau_/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Alle_Jahre_wieder_/Makefile b/Alle_Jahre_wieder_/Makefile
index 300cdb2..cb66cc7 100644
--- a/Alle_Jahre_wieder_/Makefile
+++ b/Alle_Jahre_wieder_/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Alle_Tage_alle_Naechte/Makefile b/Alle_Tage_alle_Naechte/Makefile
index 300cdb2..cb66cc7 100644
--- a/Alle_Tage_alle_Naechte/Makefile
+++ b/Alle_Tage_alle_Naechte/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Alle_gute_Gabe_kommt_her_von_Gott_dem_Herrn/Makefile b/Alle_gute_Gabe_kommt_her_von_Gott_dem_Herrn/Makefile
index fec5612..cb66cc7 100644
--- a/Alle_gute_Gabe_kommt_her_von_Gott_dem_Herrn/Makefile
+++ b/Alle_gute_Gabe_kommt_her_von_Gott_dem_Herrn/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Alle_guten_Gaben_alles_was_wir_haben/Makefile b/Alle_guten_Gaben_alles_was_wir_haben/Makefile
index fec5612..cb66cc7 100644
--- a/Alle_guten_Gaben_alles_was_wir_haben/Makefile
+++ b/Alle_guten_Gaben_alles_was_wir_haben/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Aller_Augen_warten_auf_dich_Herre/Makefile b/Aller_Augen_warten_auf_dich_Herre/Makefile
index fec5612..cb66cc7 100644
--- a/Aller_Augen_warten_auf_dich_Herre/Makefile
+++ b/Aller_Augen_warten_auf_dich_Herre/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Als_Gott_die_Welt_erschaffen/Makefile b/Als_Gott_die_Welt_erschaffen/Makefile
index cd041e4..cb66cc7 100644
--- a/Als_Gott_die_Welt_erschaffen/Makefile
+++ b/Als_Gott_die_Welt_erschaffen/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Als_die_Welt_verloren/Makefile b/Als_die_Welt_verloren/Makefile
index de7ffb7..cb66cc7 100644
--- a/Als_die_Welt_verloren/Makefile
+++ b/Als_die_Welt_verloren/Makefile
@@ -1,14 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-OBERSTIMME=[1-3]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -18,11 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@;\
-		s/%Oberstimme_$(OBERSTIMME)%//;\
-		/%Oberstimme_.*%/d" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Auf_Bethlehems_Feldern/Makefile b/Auf_Bethlehems_Feldern/Makefile
index fec5612..cb66cc7 100644
--- a/Auf_Bethlehems_Feldern/Makefile
+++ b/Auf_Bethlehems_Feldern/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Auf_meinen_lieben_Gott/Makefile b/Auf_meinen_lieben_Gott/Makefile
index a190388..cb66cc7 100644
--- a/Auf_meinen_lieben_Gott/Makefile
+++ b/Auf_meinen_lieben_Gott/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(OBERSTIMME),1)
-  OBERSTIMMEN_REGEX=s/%Oberstimme%//;
-else
-  OBERSTIMMEN_REGEX=/%Oberstimme%/d;
-endif
-
-ifeq ($(UNTERSTIMME),1)
-  UNTERSTIMMEN_REGEX=s/%Unterstimme%//;
-else
-  UNTERSTIMMEN_REGEX=/%Unterstimme%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,18 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d; \
-		$(OBERSTIMMEN_REGEX) \
-		$(UNTERSTIMMEN_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Aus_Gnade/Makefile b/Aus_Gnade/Makefile
index 300cdb2..cb66cc7 100644
--- a/Aus_Gnade/Makefile
+++ b/Aus_Gnade/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Befiehl_dem_Herren_deine_Wege/Makefile b/Befiehl_dem_Herren_deine_Wege/Makefile
index cd041e4..cb66cc7 100644
--- a/Befiehl_dem_Herren_deine_Wege/Makefile
+++ b/Befiehl_dem_Herren_deine_Wege/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Bewahr_die_Erde/Makefile b/Bewahr_die_Erde/Makefile
index cd041e4..cb66cc7 100644
--- a/Bewahr_die_Erde/Makefile
+++ b/Bewahr_die_Erde/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Bewahr_die_Erde_Gott/Makefile b/Bewahr_die_Erde_Gott/Makefile
index cd041e4..cb66cc7 100644
--- a/Bewahr_die_Erde_Gott/Makefile
+++ b/Bewahr_die_Erde_Gott/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Bewahre_uns_Gott/Makefile b/Bewahre_uns_Gott/Makefile
index 29d8d9d..cb66cc7 100644
--- a/Bewahre_uns_Gott/Makefile
+++ b/Bewahre_uns_Gott/Makefile
@@ -1,12 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -17,18 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-			s/%[A-Z_0-9]\+%//; \
-			p; \
-			d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Bleib_bei_mir_Herr/Makefile b/Bleib_bei_mir_Herr/Makefile
index 300cdb2..cb66cc7 100644
--- a/Bleib_bei_mir_Herr/Makefile
+++ b/Bleib_bei_mir_Herr/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Brich_an_du_schoenes_Morgenlicht/Makefile b/Brich_an_du_schoenes_Morgenlicht/Makefile
index 300cdb2..cb66cc7 100644
--- a/Brich_an_du_schoenes_Morgenlicht/Makefile
+++ b/Brich_an_du_schoenes_Morgenlicht/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Brich_mit_den_Hungrigen_dein_Brot/Makefile b/Brich_mit_den_Hungrigen_dein_Brot/Makefile
index 1b753e8..cb66cc7 100644
--- a/Brich_mit_den_Hungrigen_dein_Brot/Makefile
+++ b/Brich_mit_den_Hungrigen_dein_Brot/Makefile
@@ -1,23 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=\#(set-global-staff-size 19.5)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -28,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Brunnquell_aller_Gueter/Makefile b/Brunnquell_aller_Gueter/Makefile
index 0b6245d..cb66cc7 100644
--- a/Brunnquell_aller_Gueter/Makefile
+++ b/Brunnquell_aller_Gueter/Makefile
@@ -1,25 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-TRANSPOSE=c
-VARIANTE=1
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -30,14 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-		s@%TRANSPOSE%@$(TRANSPOSE)@g; \
-		s@%Variante_$(VARIANTE)%@@g; \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre stimmen.pre texte.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Cantate_Domino/Makefile b/Cantate_Domino/Makefile
index 61cfebc..cb66cc7 100644
--- a/Cantate_Domino/Makefile
+++ b/Cantate_Domino/Makefile
@@ -1,23 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=\#(set-global-staff-size 19.2)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -28,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Christe_du_bist_der_helle_Tag/Makefile b/Christe_du_bist_der_helle_Tag/Makefile
index fec5612..cb66cc7 100644
--- a/Christe_du_bist_der_helle_Tag/Makefile
+++ b/Christe_du_bist_der_helle_Tag/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Da_beruehren_sich_Himmel_und_Erde/Makefile b/Da_beruehren_sich_Himmel_und_Erde/Makefile
index cd041e4..cb66cc7 100644
--- a/Da_beruehren_sich_Himmel_und_Erde/Makefile
+++ b/Da_beruehren_sich_Himmel_und_Erde/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Danke_fuer_diesen_schoenen_Abend/Makefile b/Danke_fuer_diesen_schoenen_Abend/Makefile
index fec5612..cb66cc7 100644
--- a/Danke_fuer_diesen_schoenen_Abend/Makefile
+++ b/Danke_fuer_diesen_schoenen_Abend/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Danket_dem_Herrn/Makefile b/Danket_dem_Herrn/Makefile
index fec5612..cb66cc7 100644
--- a/Danket_dem_Herrn/Makefile
+++ b/Danket_dem_Herrn/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Das_Jahr_steht_auf_der_Hoehe/Makefile b/Das_Jahr_steht_auf_der_Hoehe/Makefile
index 300cdb2..cb66cc7 100644
--- a/Das_Jahr_steht_auf_der_Hoehe/Makefile
+++ b/Das_Jahr_steht_auf_der_Hoehe/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Das_grosze_Wunder_hat_ganz_klein_begonnen/Makefile b/Das_grosze_Wunder_hat_ganz_klein_begonnen/Makefile
index 404faec..cb66cc7 100644
--- a/Das_grosze_Wunder_hat_ganz_klein_begonnen/Makefile
+++ b/Das_grosze_Wunder_hat_ganz_klein_begonnen/Makefile
@@ -1,19 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-TRANSPOSE=c
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(OBERSTIMME),1)
-  OBERSTIMMEN_REGEX=s/%Oberstimme%//;
-else
-  OBERSTIMMEN_REGEX=/%Oberstimme%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -24,13 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s@%TRANSPOSE%@$(TRANSPOSE)@g; \
-		$(OBERSTIMMEN_REGEX) \
-		s/%STR_\($(STROPHEN)\)%//; \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Dein_Kreuz_Herr_Jesus/Makefile b/Dein_Kreuz_Herr_Jesus/Makefile
index f90ee14..cb66cc7 100644
--- a/Dein_Kreuz_Herr_Jesus/Makefile
+++ b/Dein_Kreuz_Herr_Jesus/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre satz.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Den_Tag_an_dem_wir_feiern_segne_Gott/Makefile b/Den_Tag_an_dem_wir_feiern_segne_Gott/Makefile
index 404faec..cb66cc7 100644
--- a/Den_Tag_an_dem_wir_feiern_segne_Gott/Makefile
+++ b/Den_Tag_an_dem_wir_feiern_segne_Gott/Makefile
@@ -1,19 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-TRANSPOSE=c
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(OBERSTIMME),1)
-  OBERSTIMMEN_REGEX=s/%Oberstimme%//;
-else
-  OBERSTIMMEN_REGEX=/%Oberstimme%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -24,13 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s@%TRANSPOSE%@$(TRANSPOSE)@g; \
-		$(OBERSTIMMEN_REGEX) \
-		s/%STR_\($(STROPHEN)\)%//; \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Denn_er_hat_seinen_Engeln_/Makefile b/Denn_er_hat_seinen_Engeln_/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Denn_er_hat_seinen_Engeln_/Makefile
+++ b/Denn_er_hat_seinen_Engeln_/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Denn_er_hat_seinen_Engeln__/Makefile b/Denn_er_hat_seinen_Engeln__/Makefile
index 300cdb2..cb66cc7 100644
--- a/Denn_er_hat_seinen_Engeln__/Makefile
+++ b/Denn_er_hat_seinen_Engeln__/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Der_Maie_bringt_uns_der_Bluemlein_viel/Makefile b/Der_Maie_bringt_uns_der_Bluemlein_viel/Makefile
index cd041e4..cb66cc7 100644
--- a/Der_Maie_bringt_uns_der_Bluemlein_viel/Makefile
+++ b/Der_Maie_bringt_uns_der_Bluemlein_viel/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Der_Morgenstern_ist_aufgedrungen/Makefile b/Der_Morgenstern_ist_aufgedrungen/Makefile
index 8e0b8b0..cb66cc7 100644
--- a/Der_Morgenstern_ist_aufgedrungen/Makefile
+++ b/Der_Morgenstern_ist_aufgedrungen/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STIMME=SOPRAN\|ALT\|TENOR\|BASS
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; }
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,18 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-	  s@%spezifisch%@$(SPEZIFISCH)@; \
-	  $(MIDI_REGEX); \
-	  /%$(STIMME)%/{ \
-	    s/%[A-Z]\+%//; \
-	    p; \
-	    d; \
-	  }; \
-	  /%[A-Z]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf %.midi: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Der_Tag_ist_seiner_Hoehe_nah/Makefile b/Der_Tag_ist_seiner_Hoehe_nah/Makefile
index fec5612..cb66cc7 100644
--- a/Der_Tag_ist_seiner_Hoehe_nah/Makefile
+++ b/Der_Tag_ist_seiner_Hoehe_nah/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Der_Tag_mein_Gott_ist_nun_vergangen/Makefile b/Der_Tag_mein_Gott_ist_nun_vergangen/Makefile
index f86b876..cb66cc7 100644
--- a/Der_Tag_mein_Gott_ist_nun_vergangen/Makefile
+++ b/Der_Tag_mein_Gott_ist_nun_vergangen/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  #\#(set-global-staff-size 19.5)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Die_Botschaft/Makefile b/Die_Botschaft/Makefile
index cd041e4..cb66cc7 100644
--- a/Die_Botschaft/Makefile
+++ b/Die_Botschaft/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Die_Himmel_erzaehlen/Makefile b/Die_Himmel_erzaehlen/Makefile
index 300cdb2..cb66cc7 100644
--- a/Die_Himmel_erzaehlen/Makefile
+++ b/Die_Himmel_erzaehlen/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Die_Himmel_ruehmen/Makefile b/Die_Himmel_ruehmen/Makefile
index 0b6245d..cb66cc7 100644
--- a/Die_Himmel_ruehmen/Makefile
+++ b/Die_Himmel_ruehmen/Makefile
@@ -1,25 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-TRANSPOSE=c
-VARIANTE=1
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -30,14 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-		s@%TRANSPOSE%@$(TRANSPOSE)@g; \
-		s@%Variante_$(VARIANTE)%@@g; \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre stimmen.pre texte.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Die_Nacht_ist_vorgedrungen/Makefile b/Die_Nacht_ist_vorgedrungen/Makefile
index 856e798..cb66cc7 100644
--- a/Die_Nacht_ist_vorgedrungen/Makefile
+++ b/Die_Nacht_ist_vorgedrungen/Makefile
@@ -1,18 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; }
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -22,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Die_Sonne_sinkt_ins_Meer/Makefile b/Die_Sonne_sinkt_ins_Meer/Makefile
index cd041e4..cb66cc7 100644
--- a/Die_Sonne_sinkt_ins_Meer/Makefile
+++ b/Die_Sonne_sinkt_ins_Meer/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Die_Weihnachtsgeschichte/Makefile b/Die_Weihnachtsgeschichte/Makefile
index 07dc577..cb66cc7 100644
--- a/Die_Weihnachtsgeschichte/Makefile
+++ b/Die_Weihnachtsgeschichte/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly parts/*.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Die_beste_Zeit_im_Jahr_ist_mein/Makefile b/Die_beste_Zeit_im_Jahr_ist_mein/Makefile
index 300cdb2..cb66cc7 100644
--- a/Die_beste_Zeit_im_Jahr_ist_mein/Makefile
+++ b/Die_beste_Zeit_im_Jahr_ist_mein/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Die_beste_Zeit_im_Jahr_ist_mein_/Makefile b/Die_beste_Zeit_im_Jahr_ist_mein_/Makefile
index 300cdb2..cb66cc7 100644
--- a/Die_beste_Zeit_im_Jahr_ist_mein_/Makefile
+++ b/Die_beste_Zeit_im_Jahr_ist_mein_/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Drei_Koenige_wandern/Makefile b/Drei_Koenige_wandern/Makefile
index 404faec..cb66cc7 100644
--- a/Drei_Koenige_wandern/Makefile
+++ b/Drei_Koenige_wandern/Makefile
@@ -1,19 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-TRANSPOSE=c
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(OBERSTIMME),1)
-  OBERSTIMMEN_REGEX=s/%Oberstimme%//;
-else
-  OBERSTIMMEN_REGEX=/%Oberstimme%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -24,13 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s@%TRANSPOSE%@$(TRANSPOSE)@g; \
-		$(OBERSTIMMEN_REGEX) \
-		s/%STR_\($(STROPHEN)\)%//; \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Du_Morgenstern_du_Licht_vom_Licht/Makefile b/Du_Morgenstern_du_Licht_vom_Licht/Makefile
index 300cdb2..cb66cc7 100644
--- a/Du_Morgenstern_du_Licht_vom_Licht/Makefile
+++ b/Du_Morgenstern_du_Licht_vom_Licht/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Du_bist_der_Ehrenkoenig/Makefile b/Du_bist_der_Ehrenkoenig/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Du_bist_der_Ehrenkoenig/Makefile
+++ b/Du_bist_der_Ehrenkoenig/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Du_bist_o_Gott_der_Herr_der_Zeit/Makefile b/Du_bist_o_Gott_der_Herr_der_Zeit/Makefile
index 300cdb2..cb66cc7 100644
--- a/Du_bist_o_Gott_der_Herr_der_Zeit/Makefile
+++ b/Du_bist_o_Gott_der_Herr_der_Zeit/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Du_bists_dem_Ruhm_und_Ehre_gebuehret/Makefile b/Du_bists_dem_Ruhm_und_Ehre_gebuehret/Makefile
index 0b6245d..cb66cc7 100644
--- a/Du_bists_dem_Ruhm_und_Ehre_gebuehret/Makefile
+++ b/Du_bists_dem_Ruhm_und_Ehre_gebuehret/Makefile
@@ -1,25 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-TRANSPOSE=c
-VARIANTE=1
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -30,14 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-		s@%TRANSPOSE%@$(TRANSPOSE)@g; \
-		s@%Variante_$(VARIANTE)%@@g; \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre stimmen.pre texte.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Dunkel_geworden_sind_meine_Augen/Makefile b/Dunkel_geworden_sind_meine_Augen/Makefile
index f86b876..cb66cc7 100644
--- a/Dunkel_geworden_sind_meine_Augen/Makefile
+++ b/Dunkel_geworden_sind_meine_Augen/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  #\#(set-global-staff-size 19.5)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Ehre_sei_Gott_in_der_Hoehe/Makefile b/Ehre_sei_Gott_in_der_Hoehe/Makefile
index e8f3965..cb66cc7 100644
--- a/Ehre_sei_Gott_in_der_Hoehe/Makefile
+++ b/Ehre_sei_Gott_in_der_Hoehe/Makefile
@@ -1,18 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIT_CHORAL),1)
-  WSIDE=s/^%Wside%//
-else
-  WSIDE=/^%Wside%/d
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -22,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@; \
-		$(WSIDE) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre stimmen.pre texte.pre
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Ein_Stern_strahlt/Makefile b/Ein_Stern_strahlt/Makefile
index 300cdb2..cb66cc7 100644
--- a/Ein_Stern_strahlt/Makefile
+++ b/Ein_Stern_strahlt/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Ein_Wandervolk/Makefile b/Ein_Wandervolk/Makefile
index 300cdb2..cb66cc7 100644
--- a/Ein_Wandervolk/Makefile
+++ b/Ein_Wandervolk/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Ein_feste_Burg_ist_unser_Gott/Makefile b/Ein_feste_Burg_ist_unser_Gott/Makefile
index 25ed397..cb66cc7 100644
--- a/Ein_feste_Burg_ist_unser_Gott/Makefile
+++ b/Ein_feste_Burg_ist_unser_Gott/Makefile
@@ -1,12 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -17,17 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-	  s@%spezifisch%@$(SPEZIFISCH)@; \
-	  /%STR_\($(STROPHEN)\)%/{ \
-	    s/%[A-Z_0-9]\+%//; \
-	    p; \
-	    d; \
-	  }; \
-	  /%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Er_ist_mein_Hirt/Makefile b/Er_ist_mein_Hirt/Makefile
index 300cdb2..cb66cc7 100644
--- a/Er_ist_mein_Hirt/Makefile
+++ b/Er_ist_mein_Hirt/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Er_weckt_mich_alle_Morgen/Makefile b/Er_weckt_mich_alle_Morgen/Makefile
index f86b876..cb66cc7 100644
--- a/Er_weckt_mich_alle_Morgen/Makefile
+++ b/Er_weckt_mich_alle_Morgen/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  #\#(set-global-staff-size 19.5)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Es_ist_ein_Ros_entsprungen/Makefile b/Es_ist_ein_Ros_entsprungen/Makefile
index 8f8fa34..cb66cc7 100644
--- a/Es_ist_ein_Ros_entsprungen/Makefile
+++ b/Es_ist_ein_Ros_entsprungen/Makefile
@@ -1,25 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -30,19 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-			s/%[A-Z_0-9]\+%//; \
-			p; \
-			d; \
-		}; \
-		s/%Variante_$(VARIANTE)%//; \
-		/%[A-Z_0-9]\+%/d ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre artikulation.ly satz.pre stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Es_ist_kein_Raum_fuer_dich/Makefile b/Es_ist_kein_Raum_fuer_dich/Makefile
index 300cdb2..cb66cc7 100644
--- a/Es_ist_kein_Raum_fuer_dich/Makefile
+++ b/Es_ist_kein_Raum_fuer_dich/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Es_kommt_ein_Schiff_geladen/Makefile b/Es_kommt_ein_Schiff_geladen/Makefile
index fec5612..cb66cc7 100644
--- a/Es_kommt_ein_Schiff_geladen/Makefile
+++ b/Es_kommt_ein_Schiff_geladen/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Exsultate_Deo/Makefile b/Exsultate_Deo/Makefile
index 0b6245d..cb66cc7 100644
--- a/Exsultate_Deo/Makefile
+++ b/Exsultate_Deo/Makefile
@@ -1,25 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-TRANSPOSE=c
-VARIANTE=1
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -30,14 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-		s@%TRANSPOSE%@$(TRANSPOSE)@g; \
-		s@%Variante_$(VARIANTE)%@@g; \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre stimmen.pre texte.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Freu_dich_Erd_und_Sternenzelt/Makefile b/Freu_dich_Erd_und_Sternenzelt/Makefile
index 1ab8feb..cb66cc7 100644
--- a/Freu_dich_Erd_und_Sternenzelt/Makefile
+++ b/Freu_dich_Erd_und_Sternenzelt/Makefile
@@ -1,25 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -30,18 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-			s/%[A-Z_0-9]\+%//; \
-			p; \
-			d; \
-		}; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre artikulation.ly satz.pre stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Freude_grosze_Freude/Makefile b/Freude_grosze_Freude/Makefile
index 300cdb2..cb66cc7 100644
--- a/Freude_grosze_Freude/Makefile
+++ b/Freude_grosze_Freude/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Freuet_euch_allezeit/Makefile b/Freuet_euch_allezeit/Makefile
index 404faec..cb66cc7 100644
--- a/Freuet_euch_allezeit/Makefile
+++ b/Freuet_euch_allezeit/Makefile
@@ -1,19 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-TRANSPOSE=c
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(OBERSTIMME),1)
-  OBERSTIMMEN_REGEX=s/%Oberstimme%//;
-else
-  OBERSTIMMEN_REGEX=/%Oberstimme%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -24,13 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s@%TRANSPOSE%@$(TRANSPOSE)@g; \
-		$(OBERSTIMMEN_REGEX) \
-		s/%STR_\($(STROPHEN)\)%//; \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Freuet_euch_ihr_Christen_alle/Makefile b/Freuet_euch_ihr_Christen_alle/Makefile
index 856e798..cb66cc7 100644
--- a/Freuet_euch_ihr_Christen_alle/Makefile
+++ b/Freuet_euch_ihr_Christen_alle/Makefile
@@ -1,18 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; }
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -22,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Freut_euch_von_Herzen/Makefile b/Freut_euch_von_Herzen/Makefile
index fec5612..cb66cc7 100644
--- a/Freut_euch_von_Herzen/Makefile
+++ b/Freut_euch_von_Herzen/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Friede_erfuellet_Stadt_und_Land/Makefile b/Friede_erfuellet_Stadt_und_Land/Makefile
index 300cdb2..cb66cc7 100644
--- a/Friede_erfuellet_Stadt_und_Land/Makefile
+++ b/Friede_erfuellet_Stadt_und_Land/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Friede_mit_euch/Makefile b/Friede_mit_euch/Makefile
index 300cdb2..cb66cc7 100644
--- a/Friede_mit_euch/Makefile
+++ b/Friede_mit_euch/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Froehlich_soll_mein_Herze_springen/Makefile b/Froehlich_soll_mein_Herze_springen/Makefile
index cd041e4..cb66cc7 100644
--- a/Froehlich_soll_mein_Herze_springen/Makefile
+++ b/Froehlich_soll_mein_Herze_springen/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Froehlich_soll_mein_Herze_springen_/Makefile b/Froehlich_soll_mein_Herze_springen_/Makefile
index 70c3ebd..cb66cc7 100644
--- a/Froehlich_soll_mein_Herze_springen_/Makefile
+++ b/Froehlich_soll_mein_Herze_springen_/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre satz.pre stimmen.ly texte.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Froehlich_soll_mein_Herze_springen__/Makefile b/Froehlich_soll_mein_Herze_springen__/Makefile
index 2bae4da..cb66cc7 100644
--- a/Froehlich_soll_mein_Herze_springen__/Makefile
+++ b/Froehlich_soll_mein_Herze_springen__/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,18 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre satz.pre stimmen.ly texte.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Froehlich_soll_mein_Herze_springen_kombiniert_E_dur/Makefile b/Froehlich_soll_mein_Herze_springen_kombiniert_E_dur/Makefile
index fdef9cb..cb66cc7 100644
--- a/Froehlich_soll_mein_Herze_springen_kombiniert_E_dur/Makefile
+++ b/Froehlich_soll_mein_Herze_springen_kombiniert_E_dur/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,20 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-Froehlich_soll_mein_Herze_springen_kombiniert_E_dur.pre: Froehlich_soll_mein_Herze_springen_kombiniert_E_dur.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+include ../.meta/*.mk
 
-3_satz.pre: ../Froehlich_soll_mein_Herze_springen_/satz.ly
-	sed 's/%STR_2%//;/%[A-Z_0-9]\+%/d' "$<" > "$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-4_satz.pre: ../Froehlich_soll_mein_Herze_springen__/satz.ly
-	sed 's/%STR_11\?%//;/%[A-Z_0-9]\+%/d' "$<" > "$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-Froehlich_soll_mein_Herze_springen_kombiniert_E_dur.pdf: Froehlich_soll_mein_Herze_springen_kombiniert_E_dur.pre \
- 4_satz.pre \
- ../Froehlich_soll_mein_Herze_springen__/stimmen.ly \
- ../Froehlich_soll_mein_Herze_springen__/texte.ly \
- 3_satz.pre \
- ../Froehlich_soll_mein_Herze_springen_/stimmen.ly \
- ../Froehlich_soll_mein_Herze_springen_/texte.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Froehlichkeit_und_leichtes_Leben/Makefile b/Froehlichkeit_und_leichtes_Leben/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Froehlichkeit_und_leichtes_Leben/Makefile
+++ b/Froehlichkeit_und_leichtes_Leben/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Fuellt_die_Kruege_mit_Wasser/Makefile b/Fuellt_die_Kruege_mit_Wasser/Makefile
index 300cdb2..cb66cc7 100644
--- a/Fuellt_die_Kruege_mit_Wasser/Makefile
+++ b/Fuellt_die_Kruege_mit_Wasser/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Fuerchtet_euch_nicht/Makefile b/Fuerchtet_euch_nicht/Makefile
index 300cdb2..cb66cc7 100644
--- a/Fuerchtet_euch_nicht/Makefile
+++ b/Fuerchtet_euch_nicht/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Geh_aus_mein_Herz/Makefile b/Geh_aus_mein_Herz/Makefile
index 300cdb2..cb66cc7 100644
--- a/Geh_aus_mein_Herz/Makefile
+++ b/Geh_aus_mein_Herz/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Geh_unter_der_Gnade/Makefile b/Geh_unter_der_Gnade/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Geh_unter_der_Gnade/Makefile
+++ b/Geh_unter_der_Gnade/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Gib_Frieden_Herr_gib_Frieden/Makefile b/Gib_Frieden_Herr_gib_Frieden/Makefile
index 1b753e8..cb66cc7 100644
--- a/Gib_Frieden_Herr_gib_Frieden/Makefile
+++ b/Gib_Frieden_Herr_gib_Frieden/Makefile
@@ -1,23 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=\#(set-global-staff-size 19.5)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -28,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Gloria_in_D/Makefile b/Gloria_in_D/Makefile
index d7fe0f3..cb66cc7 100644
--- a/Gloria_in_D/Makefile
+++ b/Gloria_in_D/Makefile
@@ -1,18 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; }
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -22,11 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly parts/*.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Gott_der_seine_Kinder_liebt/Makefile b/Gott_der_seine_Kinder_liebt/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Gott_der_seine_Kinder_liebt/Makefile
+++ b/Gott_der_seine_Kinder_liebt/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Gott_giebet_Speise_reichlich_und_ueberall/Makefile b/Gott_giebet_Speise_reichlich_und_ueberall/Makefile
index fec5612..cb66cc7 100644
--- a/Gott_giebet_Speise_reichlich_und_ueberall/Makefile
+++ b/Gott_giebet_Speise_reichlich_und_ueberall/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Gott_hat_mir_laengst_einen_Engel_gesandt/Makefile b/Gott_hat_mir_laengst_einen_Engel_gesandt/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Gott_hat_mir_laengst_einen_Engel_gesandt/Makefile
+++ b/Gott_hat_mir_laengst_einen_Engel_gesandt/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Gott_ist_treu/Makefile b/Gott_ist_treu/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Gott_ist_treu/Makefile
+++ b/Gott_ist_treu/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Gott_soll_es_sein/Makefile b/Gott_soll_es_sein/Makefile
index 300cdb2..cb66cc7 100644
--- a/Gott_soll_es_sein/Makefile
+++ b/Gott_soll_es_sein/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Grosz_ist_der_Herr/Makefile b/Grosz_ist_der_Herr/Makefile
index 300cdb2..cb66cc7 100644
--- a/Grosz_ist_der_Herr/Makefile
+++ b/Grosz_ist_der_Herr/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Halleluja/Makefile b/Halleluja/Makefile
index 300cdb2..cb66cc7 100644
--- a/Halleluja/Makefile
+++ b/Halleluja/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Halte_deine_Traeume_fest/Makefile b/Halte_deine_Traeume_fest/Makefile
index 404faec..cb66cc7 100644
--- a/Halte_deine_Traeume_fest/Makefile
+++ b/Halte_deine_Traeume_fest/Makefile
@@ -1,19 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-TRANSPOSE=c
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(OBERSTIMME),1)
-  OBERSTIMMEN_REGEX=s/%Oberstimme%//;
-else
-  OBERSTIMMEN_REGEX=/%Oberstimme%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -24,13 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s@%TRANSPOSE%@$(TRANSPOSE)@g; \
-		$(OBERSTIMMEN_REGEX) \
-		s/%STR_\($(STROPHEN)\)%//; \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Hear_my_prayer/Makefile b/Hear_my_prayer/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Hear_my_prayer/Makefile
+++ b/Hear_my_prayer/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Heiligste_Nacht/Makefile b/Heiligste_Nacht/Makefile
index 300cdb2..cb66cc7 100644
--- a/Heiligste_Nacht/Makefile
+++ b/Heiligste_Nacht/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Herbei_o_ihr_Glaeubgen/Makefile b/Herbei_o_ihr_Glaeubgen/Makefile
index 8d6de5c..cb66cc7 100644
--- a/Herbei_o_ihr_Glaeubgen/Makefile
+++ b/Herbei_o_ihr_Glaeubgen/Makefile
@@ -1,12 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -17,17 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-			s/%[A-Z_0-9]\+%//; \
-			p; \
-			d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Herr_erbarme_dich_erbarme_dich/Makefile b/Herr_erbarme_dich_erbarme_dich/Makefile
index a91d45a..cb66cc7 100644
--- a/Herr_erbarme_dich_erbarme_dich/Makefile
+++ b/Herr_erbarme_dich_erbarme_dich/Makefile
@@ -1,19 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-UNTERSTIMMEN=1
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(UNTERSTIMMEN),1)
-  UNTERSTIMMEN_REGEX=s@%unterstimme%@@
-else
-  UNTERSTIMMEN_REGEX=
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -24,19 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(UNTERSTIMMEN_REGEX); \
-		/%STR_\($(STROPHEN)\)%/{ \
-			s/%[A-Z_0-9]\+%//; \
-			p; \
-			d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Herr_groszer_Gott/Makefile b/Herr_groszer_Gott/Makefile
index 300cdb2..cb66cc7 100644
--- a/Herr_groszer_Gott/Makefile
+++ b/Herr_groszer_Gott/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Heut_gedenken_wir_der_Stunde/Makefile b/Heut_gedenken_wir_der_Stunde/Makefile
index 300cdb2..cb66cc7 100644
--- a/Heut_gedenken_wir_der_Stunde/Makefile
+++ b/Heut_gedenken_wir_der_Stunde/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Hevenu_schalom_alejchem/Makefile b/Hevenu_schalom_alejchem/Makefile
index fec5612..cb66cc7 100644
--- a/Hevenu_schalom_alejchem/Makefile
+++ b/Hevenu_schalom_alejchem/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Hoere_nun_Herr_die_Bitten/Makefile b/Hoere_nun_Herr_die_Bitten/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Hoere_nun_Herr_die_Bitten/Makefile
+++ b/Hoere_nun_Herr_die_Bitten/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Horch_die_Wellen_tragen/Makefile b/Horch_die_Wellen_tragen/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Horch_die_Wellen_tragen/Makefile
+++ b/Horch_die_Wellen_tragen/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Ich_bin_die_Auferstehung/Makefile b/Ich_bin_die_Auferstehung/Makefile
index 300cdb2..cb66cc7 100644
--- a/Ich_bin_die_Auferstehung/Makefile
+++ b/Ich_bin_die_Auferstehung/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Ich_freue_mich_im_Herrn/Makefile b/Ich_freue_mich_im_Herrn/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Ich_freue_mich_im_Herrn/Makefile
+++ b/Ich_freue_mich_im_Herrn/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Ich_glaub_an_einen_Gott_der_singt/Makefile b/Ich_glaub_an_einen_Gott_der_singt/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Ich_glaub_an_einen_Gott_der_singt/Makefile
+++ b/Ich_glaub_an_einen_Gott_der_singt/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Ich_moecht_dass_einer_mit_mir_geht/Makefile b/Ich_moecht_dass_einer_mit_mir_geht/Makefile
index 29d8d9d..cb66cc7 100644
--- a/Ich_moecht_dass_einer_mit_mir_geht/Makefile
+++ b/Ich_moecht_dass_einer_mit_mir_geht/Makefile
@@ -1,12 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -17,18 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-			s/%[A-Z_0-9]\+%//; \
-			p; \
-			d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Ich_sing_dir_mein_Lied/Makefile b/Ich_sing_dir_mein_Lied/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Ich_sing_dir_mein_Lied/Makefile
+++ b/Ich_sing_dir_mein_Lied/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Ich_steh_an_deinem_Kreuz/Makefile b/Ich_steh_an_deinem_Kreuz/Makefile
index f86b876..cb66cc7 100644
--- a/Ich_steh_an_deinem_Kreuz/Makefile
+++ b/Ich_steh_an_deinem_Kreuz/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  #\#(set-global-staff-size 19.5)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Ich_steh_an_deiner_Krippen_hier/Makefile b/Ich_steh_an_deiner_Krippen_hier/Makefile
index 856e798..cb66cc7 100644
--- a/Ich_steh_an_deiner_Krippen_hier/Makefile
+++ b/Ich_steh_an_deiner_Krippen_hier/Makefile
@@ -1,18 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; }
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -22,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Ich_steh_an_deiner_Krippen_hier_/Makefile b/Ich_steh_an_deiner_Krippen_hier_/Makefile
index 856e798..cb66cc7 100644
--- a/Ich_steh_an_deiner_Krippen_hier_/Makefile
+++ b/Ich_steh_an_deiner_Krippen_hier_/Makefile
@@ -1,18 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; }
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -22,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Ich_traue_auf_dich/Makefile b/Ich_traue_auf_dich/Makefile
index 300cdb2..cb66cc7 100644
--- a/Ich_traue_auf_dich/Makefile
+++ b/Ich_traue_auf_dich/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Ich_wollt_ich_waer_ein_Huhn/Makefile b/Ich_wollt_ich_waer_ein_Huhn/Makefile
index 300cdb2..cb66cc7 100644
--- a/Ich_wollt_ich_waer_ein_Huhn/Makefile
+++ b/Ich_wollt_ich_waer_ein_Huhn/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Ihr_Freunde_lasst_euch_sagen/Makefile b/Ihr_Freunde_lasst_euch_sagen/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Ihr_Freunde_lasst_euch_sagen/Makefile
+++ b/Ihr_Freunde_lasst_euch_sagen/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Im_Fruehling/Makefile b/Im_Fruehling/Makefile
index 300cdb2..cb66cc7 100644
--- a/Im_Fruehling/Makefile
+++ b/Im_Fruehling/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Immer_wieder_kommt_ein_neuer_Fruehling/Makefile b/Immer_wieder_kommt_ein_neuer_Fruehling/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Immer_wieder_kommt_ein_neuer_Fruehling/Makefile
+++ b/Immer_wieder_kommt_ein_neuer_Fruehling/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/In_dieser_lieben_Sommerzeit/Makefile b/In_dieser_lieben_Sommerzeit/Makefile
index fdc48f6..cb66cc7 100644
--- a/In_dieser_lieben_Sommerzeit/Makefile
+++ b/In_dieser_lieben_Sommerzeit/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(SPRACHE),se)
-  SPRACHEN_REGEX=/textD/d
-else
-  ifeq ($(SPRACHE),alle)
-    SPRACHEN_REGEX=
-  else
-    ifeq ($(SPRACHE),)
-      SPRACHEN_REGEX=/textS/d
-    endif
-  endif
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@;$(SPRACHEN_REGEX)" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Ins_Wasser_faellt_ein_Stein/Makefile b/Ins_Wasser_faellt_ein_Stein/Makefile
index 300cdb2..cb66cc7 100644
--- a/Ins_Wasser_faellt_ein_Stein/Makefile
+++ b/Ins_Wasser_faellt_ein_Stein/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Irische_Segenswuensche/Makefile b/Irische_Segenswuensche/Makefile
index 300cdb2..cb66cc7 100644
--- a/Irische_Segenswuensche/Makefile
+++ b/Irische_Segenswuensche/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Irische_Segenswuensche_/Makefile b/Irische_Segenswuensche_/Makefile
index 300cdb2..cb66cc7 100644
--- a/Irische_Segenswuensche_/Makefile
+++ b/Irische_Segenswuensche_/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Ist_Gott_fuer_mich_so_trete/Makefile b/Ist_Gott_fuer_mich_so_trete/Makefile
index 25ed397..cb66cc7 100644
--- a/Ist_Gott_fuer_mich_so_trete/Makefile
+++ b/Ist_Gott_fuer_mich_so_trete/Makefile
@@ -1,12 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -17,17 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-	  s@%spezifisch%@$(SPEZIFISCH)@; \
-	  /%STR_\($(STROPHEN)\)%/{ \
-	    s/%[A-Z_0-9]\+%//; \
-	    p; \
-	    d; \
-	  }; \
-	  /%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Jauchzet_dem_Herrn_alle_Welt_/Makefile b/Jauchzet_dem_Herrn_alle_Welt_/Makefile
index 300cdb2..cb66cc7 100644
--- a/Jauchzet_dem_Herrn_alle_Welt_/Makefile
+++ b/Jauchzet_dem_Herrn_alle_Welt_/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Jedes_Tierlein_hat_sein_Essen/Makefile b/Jedes_Tierlein_hat_sein_Essen/Makefile
index fec5612..cb66cc7 100644
--- a/Jedes_Tierlein_hat_sein_Essen/Makefile
+++ b/Jedes_Tierlein_hat_sein_Essen/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Jena_Lied/Makefile b/Jena_Lied/Makefile
index 2744d19..cb66cc7 100644
--- a/Jena_Lied/Makefile
+++ b/Jena_Lied/Makefile
@@ -1,18 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(BASS),1)
-  BASS_REGEX=
-else
-  BASS_REGEX=/%Bass%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -22,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(BASS_REGEX) ; \
-	" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Jerusalem/Makefile b/Jerusalem/Makefile
index ffb849e..cb66cc7 100644
--- a/Jerusalem/Makefile
+++ b/Jerusalem/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta parts/*.ly
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Jubilate_Deo/Makefile b/Jubilate_Deo/Makefile
index 300cdb2..cb66cc7 100644
--- a/Jubilate_Deo/Makefile
+++ b/Jubilate_Deo/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kanons/Abendstille_ueberall/Makefile b/Kanons/Abendstille_ueberall/Makefile
index 157c845..cb66cc7 100644
--- a/Kanons/Abendstille_ueberall/Makefile
+++ b/Kanons/Abendstille_ueberall/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[1-9]\|1[01]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kanons/Bittend_falten_wir_die_Haende/Makefile b/Kanons/Bittend_falten_wir_die_Haende/Makefile
index 157c845..cb66cc7 100644
--- a/Kanons/Bittend_falten_wir_die_Haende/Makefile
+++ b/Kanons/Bittend_falten_wir_die_Haende/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[1-9]\|1[01]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kanons/Danket_danket_dem_Herrn/Makefile b/Kanons/Danket_danket_dem_Herrn/Makefile
index 157c845..cb66cc7 100644
--- a/Kanons/Danket_danket_dem_Herrn/Makefile
+++ b/Kanons/Danket_danket_dem_Herrn/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[1-9]\|1[01]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kanons/Der_Herrgott_laesst_wachsen_das_taegliche_Brot/Makefile b/Kanons/Der_Herrgott_laesst_wachsen_das_taegliche_Brot/Makefile
index 157c845..cb66cc7 100644
--- a/Kanons/Der_Herrgott_laesst_wachsen_das_taegliche_Brot/Makefile
+++ b/Kanons/Der_Herrgott_laesst_wachsen_das_taegliche_Brot/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[1-9]\|1[01]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kanons/Der_selbst_den_Spatzen_gibt_zu_essen/Makefile b/Kanons/Der_selbst_den_Spatzen_gibt_zu_essen/Makefile
index 157c845..cb66cc7 100644
--- a/Kanons/Der_selbst_den_Spatzen_gibt_zu_essen/Makefile
+++ b/Kanons/Der_selbst_den_Spatzen_gibt_zu_essen/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[1-9]\|1[01]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kanons/Du_bist_mein_ich_bin_dein/Makefile b/Kanons/Du_bist_mein_ich_bin_dein/Makefile
index d77f888..cb66cc7 100644
--- a/Kanons/Du_bist_mein_ich_bin_dein/Makefile
+++ b/Kanons/Du_bist_mein_ich_bin_dein/Makefile
@@ -1,18 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; }
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -22,11 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kanons/Er_ist_wie_ein_Baum/Makefile b/Kanons/Er_ist_wie_ein_Baum/Makefile
index 157c845..cb66cc7 100644
--- a/Kanons/Er_ist_wie_ein_Baum/Makefile
+++ b/Kanons/Er_ist_wie_ein_Baum/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[1-9]\|1[01]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kanons/Fuer_heute_eine_gute_Nacht/Makefile b/Kanons/Fuer_heute_eine_gute_Nacht/Makefile
index 157c845..cb66cc7 100644
--- a/Kanons/Fuer_heute_eine_gute_Nacht/Makefile
+++ b/Kanons/Fuer_heute_eine_gute_Nacht/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[1-9]\|1[01]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kanons/Gelobet_gelobet_sei_der_da_kommt/Makefile b/Kanons/Gelobet_gelobet_sei_der_da_kommt/Makefile
index 300cdb2..cb66cc7 100644
--- a/Kanons/Gelobet_gelobet_sei_der_da_kommt/Makefile
+++ b/Kanons/Gelobet_gelobet_sei_der_da_kommt/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kanons/Gloria_/Makefile b/Kanons/Gloria_/Makefile
index d77f888..cb66cc7 100644
--- a/Kanons/Gloria_/Makefile
+++ b/Kanons/Gloria_/Makefile
@@ -1,18 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; }
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -22,11 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kanons/Gottes_Wort_ist_wie_Licht_in_der_Nacht/Makefile b/Kanons/Gottes_Wort_ist_wie_Licht_in_der_Nacht/Makefile
index 300cdb2..cb66cc7 100644
--- a/Kanons/Gottes_Wort_ist_wie_Licht_in_der_Nacht/Makefile
+++ b/Kanons/Gottes_Wort_ist_wie_Licht_in_der_Nacht/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kanons/Hoffnung_die_dunkle_Nacht_erhellt/Makefile b/Kanons/Hoffnung_die_dunkle_Nacht_erhellt/Makefile
index 300cdb2..cb66cc7 100644
--- a/Kanons/Hoffnung_die_dunkle_Nacht_erhellt/Makefile
+++ b/Kanons/Hoffnung_die_dunkle_Nacht_erhellt/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kanons/Ich_will_den_Herrn_loben_allezeit/Makefile b/Kanons/Ich_will_den_Herrn_loben_allezeit/Makefile
index 157c845..cb66cc7 100644
--- a/Kanons/Ich_will_den_Herrn_loben_allezeit/Makefile
+++ b/Kanons/Ich_will_den_Herrn_loben_allezeit/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[1-9]\|1[01]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kanons/Jahreslosung_2018/Makefile b/Kanons/Jahreslosung_2018/Makefile
index 300cdb2..cb66cc7 100644
--- a/Kanons/Jahreslosung_2018/Makefile
+++ b/Kanons/Jahreslosung_2018/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kanons/Kaffeeklatsch/Makefile b/Kanons/Kaffeeklatsch/Makefile
index d77f888..cb66cc7 100644
--- a/Kanons/Kaffeeklatsch/Makefile
+++ b/Kanons/Kaffeeklatsch/Makefile
@@ -1,18 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; }
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -22,11 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kanons/Komm_Herr_Jesu_sei_du_unser_Gast/Makefile b/Kanons/Komm_Herr_Jesu_sei_du_unser_Gast/Makefile
index 157c845..cb66cc7 100644
--- a/Kanons/Komm_Herr_Jesu_sei_du_unser_Gast/Makefile
+++ b/Kanons/Komm_Herr_Jesu_sei_du_unser_Gast/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[1-9]\|1[01]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kanons/Kommt_das_Essen_ist_bereitet/Makefile b/Kanons/Kommt_das_Essen_ist_bereitet/Makefile
index 157c845..cb66cc7 100644
--- a/Kanons/Kommt_das_Essen_ist_bereitet/Makefile
+++ b/Kanons/Kommt_das_Essen_ist_bereitet/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[1-9]\|1[01]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kanons/Lobet_und_preiset/Makefile b/Kanons/Lobet_und_preiset/Makefile
index 157c845..cb66cc7 100644
--- a/Kanons/Lobet_und_preiset/Makefile
+++ b/Kanons/Lobet_und_preiset/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[1-9]\|1[01]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kanons/Mache_dich_auf_und_werde_Licht/Makefile b/Kanons/Mache_dich_auf_und_werde_Licht/Makefile
index 300cdb2..cb66cc7 100644
--- a/Kanons/Mache_dich_auf_und_werde_Licht/Makefile
+++ b/Kanons/Mache_dich_auf_und_werde_Licht/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kanons/Segne_Herr_was_deine_Hand/Makefile b/Kanons/Segne_Herr_was_deine_Hand/Makefile
index 157c845..cb66cc7 100644
--- a/Kanons/Segne_Herr_was_deine_Hand/Makefile
+++ b/Kanons/Segne_Herr_was_deine_Hand/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[1-9]\|1[01]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kanons/Segne_Vater_diese_Speise/Makefile b/Kanons/Segne_Vater_diese_Speise/Makefile
index 157c845..cb66cc7 100644
--- a/Kanons/Segne_Vater_diese_Speise/Makefile
+++ b/Kanons/Segne_Vater_diese_Speise/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[1-9]\|1[01]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kanons/Und_wie_der_kleine_Vogel_singt/Makefile b/Kanons/Und_wie_der_kleine_Vogel_singt/Makefile
index 157c845..cb66cc7 100644
--- a/Kanons/Und_wie_der_kleine_Vogel_singt/Makefile
+++ b/Kanons/Und_wie_der_kleine_Vogel_singt/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[1-9]\|1[01]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kasimirs_Liederbuch/Welche_Farbe_hat_die_Welt/Makefile b/Kasimirs_Liederbuch/Welche_Farbe_hat_die_Welt/Makefile
index 40b59ae..cb66cc7 100644
--- a/Kasimirs_Liederbuch/Welche_Farbe_hat_die_Welt/Makefile
+++ b/Kasimirs_Liederbuch/Welche_Farbe_hat_die_Welt/Makefile
@@ -1,23 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[1-9]\|1[01]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=\#(set-global-staff-size 19.5)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -28,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Koenig_mild_vertreibt_die_Finsternis/Makefile b/Koenig_mild_vertreibt_die_Finsternis/Makefile
index fec5612..cb66cc7 100644
--- a/Koenig_mild_vertreibt_die_Finsternis/Makefile
+++ b/Koenig_mild_vertreibt_die_Finsternis/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Komm_Gott_Schoepfer_Heiliger_Geist/Makefile b/Komm_Gott_Schoepfer_Heiliger_Geist/Makefile
index 1d86955..cb66cc7 100644
--- a/Komm_Gott_Schoepfer_Heiliger_Geist/Makefile
+++ b/Komm_Gott_Schoepfer_Heiliger_Geist/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(UNTERSTIMMEN),1)
-  UNTERSTIMMEN_REGEX=s@%unterstimme%@@
-else
-  UNTERSTIMMEN_REGEX=
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,19 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(UNTERSTIMMEN_REGEX); \
-		/%STR_\($(STROPHEN)\)%/{ \
-			s/%[A-Z_0-9]\+%//; \
-			p; \
-			d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Komm_Heilger_Geist/Makefile b/Komm_Heilger_Geist/Makefile
index b7ad1bf..cb66cc7 100644
--- a/Komm_Heilger_Geist/Makefile
+++ b/Komm_Heilger_Geist/Makefile
@@ -1,20 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-UNTERSTIMMEN=1
-TRANSPOSE=c
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(UNTERSTIMMEN),1)
-  UNTERSTIMMEN_REGEX=s@%unterstimme%@@
-else
-  UNTERSTIMMEN_REGEX=
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -25,20 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(UNTERSTIMMEN_REGEX); \
-		/%STR_\($(STROPHEN)\)%/{ \
-			s/%[A-Z_0-9]\+%//; \
-			p; \
-			d; \
-		}; \
-		s@%transpose%@$(TRANSPOSE)@g; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Komm_Heiliger_Geist/Makefile b/Komm_Heiliger_Geist/Makefile
index 300cdb2..cb66cc7 100644
--- a/Komm_Heiliger_Geist/Makefile
+++ b/Komm_Heiliger_Geist/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Komm_in_unsre_stolze_Welt/Makefile b/Komm_in_unsre_stolze_Welt/Makefile
index 1b753e8..cb66cc7 100644
--- a/Komm_in_unsre_stolze_Welt/Makefile
+++ b/Komm_in_unsre_stolze_Welt/Makefile
@@ -1,23 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=\#(set-global-staff-size 19.5)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -28,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Komm_zu_uns_in_deinem_Wort/Makefile b/Komm_zu_uns_in_deinem_Wort/Makefile
index 8f8fa34..cb66cc7 100644
--- a/Komm_zu_uns_in_deinem_Wort/Makefile
+++ b/Komm_zu_uns_in_deinem_Wort/Makefile
@@ -1,25 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -30,19 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-			s/%[A-Z_0-9]\+%//; \
-			p; \
-			d; \
-		}; \
-		s/%Variante_$(VARIANTE)%//; \
-		/%[A-Z_0-9]\+%/d ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre artikulation.ly satz.pre stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kommet_ihr_Hirten/Makefile b/Kommet_ihr_Hirten/Makefile
index fec5612..cb66cc7 100644
--- a/Kommet_ihr_Hirten/Makefile
+++ b/Kommet_ihr_Hirten/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kommt_herzu/Makefile b/Kommt_herzu/Makefile
index 300cdb2..cb66cc7 100644
--- a/Kommt_herzu/Makefile
+++ b/Kommt_herzu/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kommt_mit_Gaben_und_Lobgesang/Makefile b/Kommt_mit_Gaben_und_Lobgesang/Makefile
index 29d8d9d..cb66cc7 100644
--- a/Kommt_mit_Gaben_und_Lobgesang/Makefile
+++ b/Kommt_mit_Gaben_und_Lobgesang/Makefile
@@ -1,12 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -17,18 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-			s/%[A-Z_0-9]\+%//; \
-			p; \
-			d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Korn_dass_in_die_Erde/Makefile b/Korn_dass_in_die_Erde/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Korn_dass_in_die_Erde/Makefile
+++ b/Korn_dass_in_die_Erde/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Kyrie/Makefile b/Kyrie/Makefile
index cd041e4..cb66cc7 100644
--- a/Kyrie/Makefile
+++ b/Kyrie/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Laudate_omnes_gentes/Makefile b/Laudate_omnes_gentes/Makefile
index 300cdb2..cb66cc7 100644
--- a/Laudate_omnes_gentes/Makefile
+++ b/Laudate_omnes_gentes/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Lobe_den_Herren/Makefile b/Lobe_den_Herren/Makefile
index cd041e4..cb66cc7 100644
--- a/Lobe_den_Herren/Makefile
+++ b/Lobe_den_Herren/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Lobe_den_Herren_/Makefile b/Lobe_den_Herren_/Makefile
index ade8dc0..cb66cc7 100644
--- a/Lobe_den_Herren_/Makefile
+++ b/Lobe_den_Herren_/Makefile
@@ -1,19 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-TRANSPOSE=c
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(OBERSTIMME),1)
-  OBERSTIMMEN_REGEX=s/%Oberstimme%//;
-else
-  OBERSTIMMEN_REGEX=/%Oberstimme%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -24,17 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s@%TRANSPOSE%@$(TRANSPOSE)@g; \
-		$(OBERSTIMMEN_REGEX) \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Lobe_den_Herrn_meine_Seele/Makefile b/Lobe_den_Herrn_meine_Seele/Makefile
index 300cdb2..cb66cc7 100644
--- a/Lobe_den_Herrn_meine_Seele/Makefile
+++ b/Lobe_den_Herrn_meine_Seele/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Lobe_den_Herrn_meine_Seele_/Makefile b/Lobe_den_Herrn_meine_Seele_/Makefile
index 300cdb2..cb66cc7 100644
--- a/Lobe_den_Herrn_meine_Seele_/Makefile
+++ b/Lobe_den_Herrn_meine_Seele_/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Lobet_den_Herren_alle/Makefile b/Lobet_den_Herren_alle/Makefile
index cd041e4..cb66cc7 100644
--- a/Lobet_den_Herren_alle/Makefile
+++ b/Lobet_den_Herren_alle/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Lobet_den_Herrn_und_dankt_ihm_seine_Gaben/Makefile b/Lobet_den_Herrn_und_dankt_ihm_seine_Gaben/Makefile
index fec5612..cb66cc7 100644
--- a/Lobet_den_Herrn_und_dankt_ihm_seine_Gaben/Makefile
+++ b/Lobet_den_Herrn_und_dankt_ihm_seine_Gaben/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Lobsinget_Gott_dem_Herrn/Makefile b/Lobsinget_Gott_dem_Herrn/Makefile
index b49439c..cb66cc7 100644
--- a/Lobsinget_Gott_dem_Herrn/Makefile
+++ b/Lobsinget_Gott_dem_Herrn/Makefile
@@ -1,18 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -22,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@;$(KLAVIER_REGEX)" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Macht_hoch_die_Tuer/Makefile b/Macht_hoch_die_Tuer/Makefile
index 932720d..cb66cc7 100644
--- a/Macht_hoch_die_Tuer/Makefile
+++ b/Macht_hoch_die_Tuer/Makefile
@@ -1,31 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-PAUSE_STATT_FERMATE=0
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
-ifeq ($(PAUSE_STATT_FERMATE),1)
-  FERMATEN_REGEX=/%fermate$$/ s/2\\([_^]\\?\\\\fermata\\)\\? /4 s /;
-else
-  FERMATEN_REGEX=/%fermaten_pause$$/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -36,22 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		$(FERMATEN_REGEX) \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
 
-stimmen.pre: stimmen.ly
-	sed " \
-		$(FERMATEN_REGEX) \
-	" "$<" > "$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre stimmen.pre texte.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Macht_hoch_die_Tuer_/Makefile b/Macht_hoch_die_Tuer_/Makefile
index 300cdb2..cb66cc7 100644
--- a/Macht_hoch_die_Tuer_/Makefile
+++ b/Macht_hoch_die_Tuer_/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Magnificat/Makefile b/Magnificat/Makefile
index 404faec..cb66cc7 100644
--- a/Magnificat/Makefile
+++ b/Magnificat/Makefile
@@ -1,19 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-TRANSPOSE=c
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(OBERSTIMME),1)
-  OBERSTIMMEN_REGEX=s/%Oberstimme%//;
-else
-  OBERSTIMMEN_REGEX=/%Oberstimme%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -24,13 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s@%TRANSPOSE%@$(TRANSPOSE)@g; \
-		$(OBERSTIMMEN_REGEX) \
-		s/%STR_\($(STROPHEN)\)%//; \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Maria_durch_ein_Dornwald_ging/Makefile b/Maria_durch_ein_Dornwald_ging/Makefile
index fec5612..cb66cc7 100644
--- a/Maria_durch_ein_Dornwald_ging/Makefile
+++ b/Maria_durch_ein_Dornwald_ging/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Mein_Jesus_ich_lieb_dich/Makefile b/Mein_Jesus_ich_lieb_dich/Makefile
index 300cdb2..cb66cc7 100644
--- a/Mein_Jesus_ich_lieb_dich/Makefile
+++ b/Mein_Jesus_ich_lieb_dich/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Meine_Hoffnung_und_meine_Freude/Makefile b/Meine_Hoffnung_und_meine_Freude/Makefile
index 300cdb2..cb66cc7 100644
--- a/Meine_Hoffnung_und_meine_Freude/Makefile
+++ b/Meine_Hoffnung_und_meine_Freude/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Meine_Zeit/Makefile b/Meine_Zeit/Makefile
index 300cdb2..cb66cc7 100644
--- a/Meine_Zeit/Makefile
+++ b/Meine_Zeit/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Messias/Makefile b/Messias/Makefile
index 07dc577..cb66cc7 100644
--- a/Messias/Makefile
+++ b/Messias/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly parts/*.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Mir_ist_Erbarmung_widerfahren/Makefile b/Mir_ist_Erbarmung_widerfahren/Makefile
index cd041e4..cb66cc7 100644
--- a/Mir_ist_Erbarmung_widerfahren/Makefile
+++ b/Mir_ist_Erbarmung_widerfahren/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Missa_brevis/Makefile b/Missa_brevis/Makefile
index d7fe0f3..cb66cc7 100644
--- a/Missa_brevis/Makefile
+++ b/Missa_brevis/Makefile
@@ -1,18 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; }
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -22,11 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly parts/*.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Missa_brevis_in_C/Makefile b/Missa_brevis_in_C/Makefile
index 892fabe..cb66cc7 100644
--- a/Missa_brevis_in_C/Makefile
+++ b/Missa_brevis_in_C/Makefile
@@ -1,14 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-.PHONY: all clean Clean $(SUBDIRS)
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -18,8 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre parts/*.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Missa_in_C/Makefile b/Missa_in_C/Makefile
index d7fe0f3..cb66cc7 100644
--- a/Missa_in_C/Makefile
+++ b/Missa_in_C/Makefile
@@ -1,18 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; }
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -22,11 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly parts/*.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Moegen_sich_die_Wege_vor_deinen_Fueszen_ebnen/Makefile b/Moegen_sich_die_Wege_vor_deinen_Fueszen_ebnen/Makefile
index 300cdb2..cb66cc7 100644
--- a/Moegen_sich_die_Wege_vor_deinen_Fueszen_ebnen/Makefile
+++ b/Moegen_sich_die_Wege_vor_deinen_Fueszen_ebnen/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Morgenlicht_leuchtet/Makefile b/Morgenlicht_leuchtet/Makefile
index 29d8d9d..cb66cc7 100644
--- a/Morgenlicht_leuchtet/Makefile
+++ b/Morgenlicht_leuchtet/Makefile
@@ -1,12 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -17,18 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-			s/%[A-Z_0-9]\+%//; \
-			p; \
-			d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Naeher_mein_Gott_zu_dir/Makefile b/Naeher_mein_Gott_zu_dir/Makefile
index 300cdb2..cb66cc7 100644
--- a/Naeher_mein_Gott_zu_dir/Makefile
+++ b/Naeher_mein_Gott_zu_dir/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Nicht_der_Anfang_nur_das_Ende/Makefile b/Nicht_der_Anfang_nur_das_Ende/Makefile
index cd041e4..cb66cc7 100644
--- a/Nicht_der_Anfang_nur_das_Ende/Makefile
+++ b/Nicht_der_Anfang_nur_das_Ende/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Noch_dringt_Jesu_frohe_Botschaft/Makefile b/Noch_dringt_Jesu_frohe_Botschaft/Makefile
index cd041e4..cb66cc7 100644
--- a/Noch_dringt_Jesu_frohe_Botschaft/Makefile
+++ b/Noch_dringt_Jesu_frohe_Botschaft/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Nun_bitten_wir_den_Heiligen_Geist/Makefile b/Nun_bitten_wir_den_Heiligen_Geist/Makefile
index 0ebc53f..cb66cc7 100644
--- a/Nun_bitten_wir_den_Heiligen_Geist/Makefile
+++ b/Nun_bitten_wir_den_Heiligen_Geist/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,17 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-		/%STR_\($(STROPHEN)\)%/{ \
-			s/%[A-Z_0-9]\+%//; \
-			p; \
-			d; \
-		}; \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Nun_danket_alle_Gott/Makefile b/Nun_danket_alle_Gott/Makefile
index fec5612..cb66cc7 100644
--- a/Nun_danket_alle_Gott/Makefile
+++ b/Nun_danket_alle_Gott/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Nun_danket_alle_Gott_/Makefile b/Nun_danket_alle_Gott_/Makefile
index fec5612..cb66cc7 100644
--- a/Nun_danket_alle_Gott_/Makefile
+++ b/Nun_danket_alle_Gott_/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Nun_danket_alle_Gott__/Makefile b/Nun_danket_alle_Gott__/Makefile
index 20dce3b..cb66cc7 100644
--- a/Nun_danket_alle_Gott__/Makefile
+++ b/Nun_danket_alle_Gott__/Makefile
@@ -1,25 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-TRANSPOSE=c
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -30,17 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s@%TRANSPOSE%@$(TRANSPOSE)@g; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Nun_komm_der_Heiden_Heiland_/Makefile b/Nun_komm_der_Heiden_Heiland_/Makefile
index 07dc577..cb66cc7 100644
--- a/Nun_komm_der_Heiden_Heiland_/Makefile
+++ b/Nun_komm_der_Heiden_Heiland_/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly parts/*.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Nun_lasst_uns_Gott_dem_Herren_Dank_sagen/Makefile b/Nun_lasst_uns_Gott_dem_Herren_Dank_sagen/Makefile
index fec5612..cb66cc7 100644
--- a/Nun_lasst_uns_Gott_dem_Herren_Dank_sagen/Makefile
+++ b/Nun_lasst_uns_Gott_dem_Herren_Dank_sagen/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Nun_ruhen_alle_Waelder/Makefile b/Nun_ruhen_alle_Waelder/Makefile
index 300cdb2..cb66cc7 100644
--- a/Nun_ruhen_alle_Waelder/Makefile
+++ b/Nun_ruhen_alle_Waelder/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/O_Haupt_voll_Blut_und_Wunden/Makefile b/O_Haupt_voll_Blut_und_Wunden/Makefile
index f86b876..cb66cc7 100644
--- a/O_Haupt_voll_Blut_und_Wunden/Makefile
+++ b/O_Haupt_voll_Blut_und_Wunden/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  #\#(set-global-staff-size 19.5)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/O_Heiland_reisz_die_Himmel_auf/Makefile b/O_Heiland_reisz_die_Himmel_auf/Makefile
index fec5612..cb66cc7 100644
--- a/O_Heiland_reisz_die_Himmel_auf/Makefile
+++ b/O_Heiland_reisz_die_Himmel_auf/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/O_Jesu_Christe_wahres_Licht/Makefile b/O_Jesu_Christe_wahres_Licht/Makefile
index 300cdb2..cb66cc7 100644
--- a/O_Jesu_Christe_wahres_Licht/Makefile
+++ b/O_Jesu_Christe_wahres_Licht/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/O_du_froehliche/Makefile b/O_du_froehliche/Makefile
index ffc635a..cb66cc7 100644
--- a/O_du_froehliche/Makefile
+++ b/O_du_froehliche/Makefile
@@ -1,25 +1,6 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=s/%Klavier%//
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
-ifeq ($(OBERSTIMME),1)
-  OBERSTIMMEN_REGEX=s/%Oberstimme%//
-else
-  OBERSTIMMEN_REGEX=/%Oberstimme%/d;
-endif
-
-all: $(CURDOC).pdf $(CURDOC).midi
+all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
 clean:
@@ -28,13 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(OBERSTIMMEN_REGEX); \
-		$(KLAVIER_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf %.midi: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/O_du_stille_Zeit/Makefile b/O_du_stille_Zeit/Makefile
index cd041e4..cb66cc7 100644
--- a/O_du_stille_Zeit/Makefile
+++ b/O_du_stille_Zeit/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/O_komm_du_Geist_der_Wahrheit/Makefile b/O_komm_du_Geist_der_Wahrheit/Makefile
index 1d86955..cb66cc7 100644
--- a/O_komm_du_Geist_der_Wahrheit/Makefile
+++ b/O_komm_du_Geist_der_Wahrheit/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(UNTERSTIMMEN),1)
-  UNTERSTIMMEN_REGEX=s@%unterstimme%@@
-else
-  UNTERSTIMMEN_REGEX=
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,19 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(UNTERSTIMMEN_REGEX); \
-		/%STR_\($(STROPHEN)\)%/{ \
-			s/%[A-Z_0-9]\+%//; \
-			p; \
-			d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Oeffne_den_Weg/Makefile b/Oeffne_den_Weg/Makefile
index 300cdb2..cb66cc7 100644
--- a/Oeffne_den_Weg/Makefile
+++ b/Oeffne_den_Weg/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Pachelbels_Kanon_des_Friedens/Makefile b/Pachelbels_Kanon_des_Friedens/Makefile
index 300cdb2..cb66cc7 100644
--- a/Pachelbels_Kanon_des_Friedens/Makefile
+++ b/Pachelbels_Kanon_des_Friedens/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Pop_Messe/Makefile b/Pop_Messe/Makefile
index 892fabe..cb66cc7 100644
--- a/Pop_Messe/Makefile
+++ b/Pop_Messe/Makefile
@@ -1,14 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-.PHONY: all clean Clean $(SUBDIRS)
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -18,8 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre parts/*.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Ronja_Raeubertochter/Makefile b/Ronja_Raeubertochter/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Ronja_Raeubertochter/Makefile
+++ b/Ronja_Raeubertochter/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Saalburg_du_Perle_am_schoenen_Saalestrand/Makefile b/Saalburg_du_Perle_am_schoenen_Saalestrand/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Saalburg_du_Perle_am_schoenen_Saalestrand/Makefile
+++ b/Saalburg_du_Perle_am_schoenen_Saalestrand/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Schalom/Makefile b/Schalom/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Schalom/Makefile
+++ b/Schalom/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Schmueckt_das_Fest_mit_Maien/Makefile b/Schmueckt_das_Fest_mit_Maien/Makefile
index 90faa64..cb66cc7 100644
--- a/Schmueckt_das_Fest_mit_Maien/Makefile
+++ b/Schmueckt_das_Fest_mit_Maien/Makefile
@@ -14,8 +14,9 @@ include ../.meta/*.mk
 %.pre: %.ly
 	cat "$<" > "$@"
 
-%.post: %.pre
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
 	m4 <"$<" >"$@"
 
-%.pdf: %.post $(patsubst %.ly,%.post, $(shell ls *.ly))
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Schoen_ist_die_Erde/Makefile b/Schoen_ist_die_Erde/Makefile
index 300cdb2..cb66cc7 100644
--- a/Schoen_ist_die_Erde/Makefile
+++ b/Schoen_ist_die_Erde/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Sein_Kleid_fuer_meins/Makefile b/Sein_Kleid_fuer_meins/Makefile
index 300cdb2..cb66cc7 100644
--- a/Sein_Kleid_fuer_meins/Makefile
+++ b/Sein_Kleid_fuer_meins/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Selig_seid_ihr/Makefile b/Selig_seid_ihr/Makefile
index 300cdb2..cb66cc7 100644
--- a/Selig_seid_ihr/Makefile
+++ b/Selig_seid_ihr/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Shalom_aleichem/Makefile b/Shalom_aleichem/Makefile
index 300cdb2..cb66cc7 100644
--- a/Shalom_aleichem/Makefile
+++ b/Shalom_aleichem/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Singet_dem_Herrn_ein_neues_Lied/Makefile b/Singet_dem_Herrn_ein_neues_Lied/Makefile
index 300cdb2..cb66cc7 100644
--- a/Singet_dem_Herrn_ein_neues_Lied/Makefile
+++ b/Singet_dem_Herrn_ein_neues_Lied/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Singet_froh/Makefile b/Singet_froh/Makefile
index 300cdb2..cb66cc7 100644
--- a/Singet_froh/Makefile
+++ b/Singet_froh/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Sommerpsalm/Makefile b/Sommerpsalm/Makefile
index 300cdb2..cb66cc7 100644
--- a/Sommerpsalm/Makefile
+++ b/Sommerpsalm/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Sprichst_du_dein_Vaterunser/Makefile b/Sprichst_du_dein_Vaterunser/Makefile
index 300cdb2..cb66cc7 100644
--- a/Sprichst_du_dein_Vaterunser/Makefile
+++ b/Sprichst_du_dein_Vaterunser/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Stern_ueber_Bethlehem/Makefile b/Stern_ueber_Bethlehem/Makefile
index fec5612..cb66cc7 100644
--- a/Stern_ueber_Bethlehem/Makefile
+++ b/Stern_ueber_Bethlehem/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Stern_ueber_Bethlehem_/Makefile b/Stern_ueber_Bethlehem_/Makefile
index fec5612..cb66cc7 100644
--- a/Stern_ueber_Bethlehem_/Makefile
+++ b/Stern_ueber_Bethlehem_/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Still/Makefile b/Still/Makefile
index 1b753e8..cb66cc7 100644
--- a/Still/Makefile
+++ b/Still/Makefile
@@ -1,23 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=\#(set-global-staff-size 19.5)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -28,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Stups_der_kleine_Osterhase/Makefile b/Stups_der_kleine_Osterhase/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Stups_der_kleine_Osterhase/Makefile
+++ b/Stups_der_kleine_Osterhase/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Tanzen_und_Springen/Makefile b/Tanzen_und_Springen/Makefile
index 300cdb2..cb66cc7 100644
--- a/Tanzen_und_Springen/Makefile
+++ b/Tanzen_und_Springen/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Thank_you_for_the_music/Makefile b/Thank_you_for_the_music/Makefile
index 9dcdc6c..cb66cc7 100644
--- a/Thank_you_for_the_music/Makefile
+++ b/Thank_you_for_the_music/Makefile
@@ -4,7 +4,7 @@ all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
 clean:
-	rm -f *.pre *.post
+	rm -f *.pre
 
 Clean: clean
 	rm -f *.pdf *.midi
@@ -19,9 +19,4 @@ include ../.meta/*.mk
 
 %.pdf: %.post
 	lilypond $<
-
-%.midi: %-nur-midi.post
-	lilypond $<
-
-test:
-	echo $(patsubst %.ly,%.post, $(shell ls *.ly))
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/The_armed_man/Makefile b/The_armed_man/Makefile
index d7fe0f3..cb66cc7 100644
--- a/The_armed_man/Makefile
+++ b/The_armed_man/Makefile
@@ -1,18 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; }
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -22,11 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly parts/*.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/The_blessing_of_Aaron/Makefile b/The_blessing_of_Aaron/Makefile
index cd041e4..cb66cc7 100644
--- a/The_blessing_of_Aaron/Makefile
+++ b/The_blessing_of_Aaron/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Tochter_Zion/Makefile b/Tochter_Zion/Makefile
index fec5612..cb66cc7 100644
--- a/Tochter_Zion/Makefile
+++ b/Tochter_Zion/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Tretet_her_zum_Tisch_des_Herrn/Makefile b/Tretet_her_zum_Tisch_des_Herrn/Makefile
index f86b876..cb66cc7 100644
--- a/Tretet_her_zum_Tisch_des_Herrn/Makefile
+++ b/Tretet_her_zum_Tisch_des_Herrn/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  #\#(set-global-staff-size 19.5)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Troestet_mein_Volk/Makefile b/Troestet_mein_Volk/Makefile
index 300cdb2..cb66cc7 100644
--- a/Troestet_mein_Volk/Makefile
+++ b/Troestet_mein_Volk/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Ueber_dir_wach_ein_Engel/Makefile b/Ueber_dir_wach_ein_Engel/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Ueber_dir_wach_ein_Engel/Makefile
+++ b/Ueber_dir_wach_ein_Engel/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Uebers_Gebirg_Maria_geht/Makefile b/Uebers_Gebirg_Maria_geht/Makefile
index fec5612..cb66cc7 100644
--- a/Uebers_Gebirg_Maria_geht/Makefile
+++ b/Uebers_Gebirg_Maria_geht/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Uns_ist_ein_Kind_geboren/Makefile b/Uns_ist_ein_Kind_geboren/Makefile
index d7fe0f3..cb66cc7 100644
--- a/Uns_ist_ein_Kind_geboren/Makefile
+++ b/Uns_ist_ein_Kind_geboren/Makefile
@@ -1,18 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; }
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -22,11 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly parts/*.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Unser_Vater/Makefile b/Unser_Vater/Makefile
index fec5612..cb66cc7 100644
--- a/Unser_Vater/Makefile
+++ b/Unser_Vater/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Unser_Vater_/Makefile b/Unser_Vater_/Makefile
index fec5612..cb66cc7 100644
--- a/Unser_Vater_/Makefile
+++ b/Unser_Vater_/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Veni_Creator_Spiritus/Makefile b/Veni_Creator_Spiritus/Makefile
index 9afd104..cb66cc7 100644
--- a/Veni_Creator_Spiritus/Makefile
+++ b/Veni_Creator_Spiritus/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -27,22 +7,16 @@ clean:
 	rm -f *.pre
 
 Clean: clean
-	rm -f $(CURDOC)*.pdf $(CURDOC)*.midi
+	rm -f *.pdf *.midi
+
+include ../.meta/*.mk
 
-$(CURDOC).pre: $(CURDOC).ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-		/%STR_\($(STROPHEN)\)%/{ \
-			s/%[A-Z_0-9]\+%//; \
-			p; \
-			d; \
-		}; \
-	" "$<" > "$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-%.pre: %.ly parse-str-comments
-	./parse-str-comments 7 "$(STROPHEN)" < "$<" > "$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Verleih_uns_Frieden/Makefile b/Verleih_uns_Frieden/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Verleih_uns_Frieden/Makefile
+++ b/Verleih_uns_Frieden/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Verleih_uns_Frieden_/Makefile b/Verleih_uns_Frieden_/Makefile
index 300cdb2..cb66cc7 100644
--- a/Verleih_uns_Frieden_/Makefile
+++ b/Verleih_uns_Frieden_/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Verleih_uns_Frieden__/Makefile b/Verleih_uns_Frieden__/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Verleih_uns_Frieden__/Makefile
+++ b/Verleih_uns_Frieden__/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Vertraut_den_neuen_Wegen/Makefile b/Vertraut_den_neuen_Wegen/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Vertraut_den_neuen_Wegen/Makefile
+++ b/Vertraut_den_neuen_Wegen/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Viele_verachten_die_edele_Musik/Makefile b/Viele_verachten_die_edele_Musik/Makefile
index cd041e4..cb66cc7 100644
--- a/Viele_verachten_die_edele_Musik/Makefile
+++ b/Viele_verachten_die_edele_Musik/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Vinum_schenk_ein/Makefile b/Vinum_schenk_ein/Makefile
index 300cdb2..cb66cc7 100644
--- a/Vinum_schenk_ein/Makefile
+++ b/Vinum_schenk_ein/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Vom_Himmel_hoch_da_komm_ich_her/Makefile b/Vom_Himmel_hoch_da_komm_ich_her/Makefile
index 300cdb2..cb66cc7 100644
--- a/Vom_Himmel_hoch_da_komm_ich_her/Makefile
+++ b/Vom_Himmel_hoch_da_komm_ich_her/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Vom_Himmel_kam_der_Engel_Schar/Makefile b/Vom_Himmel_kam_der_Engel_Schar/Makefile
index 07dc577..cb66cc7 100644
--- a/Vom_Himmel_kam_der_Engel_Schar/Makefile
+++ b/Vom_Himmel_kam_der_Engel_Schar/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly parts/*.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Von_guten_Maechten/Makefile b/Von_guten_Maechten/Makefile
index f90ee14..cb66cc7 100644
--- a/Von_guten_Maechten/Makefile
+++ b/Von_guten_Maechten/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre satz.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Wachet_auf_ruft_uns_die_Stimme/Makefile b/Wachet_auf_ruft_uns_die_Stimme/Makefile
index 511d4c6..cb66cc7 100644
--- a/Wachet_auf_ruft_uns_die_Stimme/Makefile
+++ b/Wachet_auf_ruft_uns_die_Stimme/Makefile
@@ -1,32 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-TRANSPOSE=c
-VARIANTE=1
-FERMATEN=1
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
-ifeq ($(FERMATEN),0)
-  FERMATEN_REGEX=s@[_^]\\fermata@@;
-else
-  FERMATEN_REGEX=
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -37,15 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-		$(FERMATEN_REGEX) \
-		s@%TRANSPOSE%@$(TRANSPOSE)@g; \
-		s@%Variante_$(VARIANTE)%@@g; \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre stimmen.pre texte.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Was_noch_frisch_und_jung_an_Jahren/Makefile b/Was_noch_frisch_und_jung_an_Jahren/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Was_noch_frisch_und_jung_an_Jahren/Makefile
+++ b/Was_noch_frisch_und_jung_an_Jahren/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Weihnachtsmotette/Makefile b/Weihnachtsmotette/Makefile
index fec5612..cb66cc7 100644
--- a/Weihnachtsmotette/Makefile
+++ b/Weihnachtsmotette/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Weil_Gott_in_tiefster_Nacht_erschienen/Makefile b/Weil_Gott_in_tiefster_Nacht_erschienen/Makefile
index 300cdb2..cb66cc7 100644
--- a/Weil_Gott_in_tiefster_Nacht_erschienen/Makefile
+++ b/Weil_Gott_in_tiefster_Nacht_erschienen/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Weil_ich_Jesu_Schaeflein_bin/Makefile b/Weil_ich_Jesu_Schaeflein_bin/Makefile
index 80b076a..cb66cc7 100644
--- a/Weil_ich_Jesu_Schaeflein_bin/Makefile
+++ b/Weil_ich_Jesu_Schaeflein_bin/Makefile
@@ -1,25 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -30,14 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre satz.pre stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Weiszt_du_wieviel_Sternlein_stehen/Makefile b/Weiszt_du_wieviel_Sternlein_stehen/Makefile
index 653be3f..cb66cc7 100644
--- a/Weiszt_du_wieviel_Sternlein_stehen/Makefile
+++ b/Weiszt_du_wieviel_Sternlein_stehen/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-			s/%[A-Z_0-9]\+%//; \
-			p; \
-			d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Welch_ein_Freund_ist_unser_Jesus/Makefile b/Welch_ein_Freund_ist_unser_Jesus/Makefile
index cd041e4..cb66cc7 100644
--- a/Welch_ein_Freund_ist_unser_Jesus/Makefile
+++ b/Welch_ein_Freund_ist_unser_Jesus/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Wenn_Mozart_nicht_gestorben_waer/Makefile b/Wenn_Mozart_nicht_gestorben_waer/Makefile
index 300cdb2..cb66cc7 100644
--- a/Wenn_Mozart_nicht_gestorben_waer/Makefile
+++ b/Wenn_Mozart_nicht_gestorben_waer/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Wer_bis_an_das_Ende_beharrt/Makefile b/Wer_bis_an_das_Ende_beharrt/Makefile
index 300cdb2..cb66cc7 100644
--- a/Wer_bis_an_das_Ende_beharrt/Makefile
+++ b/Wer_bis_an_das_Ende_beharrt/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Wer_kann_segeln/Makefile b/Wer_kann_segeln/Makefile
index 300cdb2..cb66cc7 100644
--- a/Wer_kann_segeln/Makefile
+++ b/Wer_kann_segeln/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Wie_lieb_sind_mir_deine_Wohnungen/Makefile b/Wie_lieb_sind_mir_deine_Wohnungen/Makefile
index 0b6245d..cb66cc7 100644
--- a/Wie_lieb_sind_mir_deine_Wohnungen/Makefile
+++ b/Wie_lieb_sind_mir_deine_Wohnungen/Makefile
@@ -1,25 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-TRANSPOSE=c
-VARIANTE=1
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -30,14 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-		s@%TRANSPOSE%@$(TRANSPOSE)@g; \
-		s@%Variante_$(VARIANTE)%@@g; \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre stimmen.pre texte.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Wie_lieblich_ist_der_Maien/Makefile b/Wie_lieblich_ist_der_Maien/Makefile
index cd041e4..cb66cc7 100644
--- a/Wie_lieblich_ist_der_Maien/Makefile
+++ b/Wie_lieblich_ist_der_Maien/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Wie_lieblich_ist_der_Maien_/Makefile b/Wie_lieblich_ist_der_Maien_/Makefile
index cd041e4..cb66cc7 100644
--- a/Wie_lieblich_ist_der_Maien_/Makefile
+++ b/Wie_lieblich_ist_der_Maien_/Makefile
@@ -1,24 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -28,12 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Wie_soll_ich_dich_empfangen/Makefile b/Wie_soll_ich_dich_empfangen/Makefile
index 300cdb2..cb66cc7 100644
--- a/Wie_soll_ich_dich_empfangen/Makefile
+++ b/Wie_soll_ich_dich_empfangen/Makefile
@@ -1,12 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -16,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Wir_danken_Gott_fuer_seine_Gaben/Makefile b/Wir_danken_Gott_fuer_seine_Gaben/Makefile
index fec5612..cb66cc7 100644
--- a/Wir_danken_Gott_fuer_seine_Gaben/Makefile
+++ b/Wir_danken_Gott_fuer_seine_Gaben/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Wir_danken_dir_Herr_Jesu_Christ/Makefile b/Wir_danken_dir_Herr_Jesu_Christ/Makefile
index fec5612..cb66cc7 100644
--- a/Wir_danken_dir_Herr_Jesu_Christ/Makefile
+++ b/Wir_danken_dir_Herr_Jesu_Christ/Makefile
@@ -1,24 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -29,16 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		/%STR_\($(STROPHEN)\)%/{ \
-		  s/%[A-Z_0-9]\+%//; \
-		  p; \
-		  d; \
-		}; \
-		/%[A-Z_0-9]\+%/d \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre *.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Wir_wuenschen_Gottes_Segen/Makefile b/Wir_wuenschen_Gottes_Segen/Makefile
index 0b6245d..cb66cc7 100644
--- a/Wir_wuenschen_Gottes_Segen/Makefile
+++ b/Wir_wuenschen_Gottes_Segen/Makefile
@@ -1,25 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-TRANSPOSE=c
-VARIANTE=1
-
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=
-  # \#(set-global-staff-size 14)
-endif
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -30,14 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-		s@%TRANSPOSE%@$(TRANSPOSE)@g; \
-		s@%Variante_$(VARIANTE)%@@g; \
-	" "$<" > "$@"
+	cat "$<" > "$@"
+
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.pre stimmen.pre texte.ly
+%.pdf: %.post
 	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Wir_wuenschen_dass_jedes_Kind_auf_der_Welt_lachen_kann/Makefile b/Wir_wuenschen_dass_jedes_Kind_auf_der_Welt_lachen_kann/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Wir_wuenschen_dass_jedes_Kind_auf_der_Welt_lachen_kann/Makefile
+++ b/Wir_wuenschen_dass_jedes_Kind_auf_der_Welt_lachen_kann/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/Yesterday/Makefile b/Yesterday/Makefile
index 9a5f07f..cb66cc7 100644
--- a/Yesterday/Makefile
+++ b/Yesterday/Makefile
@@ -1,18 +1,4 @@
 CURDOC=$(shell basename "$(CURDIR)")
-STROPHEN=[^%]
-VARIANTE=1
-
-ifeq ($(MIDI),1)
-  MIDI_REGEX=
-else
-  MIDI_REGEX=/\\\\midi/{ :a; s/\\\\midi[^{}]*{/\\\\midi/; tb; N; ba; :b; s/{[^{}]*}//; tb; s/\\\\midi[^{}]*}//; t; N; bb; };
-endif
-
-ifeq ($(KLAVIER),1)
-  KLAVIER_REGEX=
-else
-  KLAVIER_REGEX=/%Klavier%/d;
-endif
 
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
@@ -23,25 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
-%.pre: %.ly
-	sed " \
-		s@%spezifisch%@$(SPEZIFISCH)@ ; \
-		s/%STR_\($(STROPHEN)\)%//g; \
-		s/%Variante_$(VARIANTE)%//; \
-		$(KLAVIER_REGEX) \
-		$(MIDI_REGEX) \
-	" "$<" > "$@"
+include ../.meta/*.mk
 
-$(CURDOC).meta: $(CURDOC)-plain.meta
-	cat "$<" >"$@"
+%.pre: %.ly
+	cat "$<" > "$@"
 
-$(CURDOC)-%.meta: ../.meta/%.meta $(CURDOC).pre
-	sed " \
-		1 i define(input,$(CURDOC).pre) \
-	" "$<" \
-	| m4 \
-	>"$@"
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
-%.pdf: %.meta stimmen.pre texte.pre
+%.pdf: %.post
 	lilypond $<
 	pkill -SIGHUP -xf "mupdf $@" || true
diff --git a/wo/Makefile b/wo/Makefile
index 7f57d8b..cb66cc7 100644
--- a/wo/Makefile
+++ b/wo/Makefile
@@ -1,11 +1,5 @@
 CURDOC=$(shell basename "$(CURDIR)")
 
-ifeq ($(FUER),ewe)
-  SPEZIFISCH=\#(set! paper-alist (cons '(\"kindle\" . (cons (* 210 mm) (* 130 mm))) paper-alist))\n\#(set-default-paper-size \"kindle\")
-else
-  SPEZIFISCH=\#(set-global-staff-size 14)
-endif
-
 all: $(CURDOC).pdf
 	pkill -SIGHUP -xf 'mupdf(-x11)? (.*/)?$<' || true
 
@@ -15,9 +9,14 @@ clean:
 Clean: clean
 	rm -f *.pdf *.midi
 
+include ../.meta/*.mk
+
 %.pre: %.ly
-	sed "s@%spezifisch%@$(SPEZIFISCH)@" "$<" > "$@"
+	cat "$<" > "$@"
 
-%.pdf: %.pre *.ly parts/*.ly
-	lilypond $<
+%.post: %.pre $(patsubst %.ly,%.pre, $(shell ls *.ly))
+	m4 <"$<" >"$@"
 
+%.pdf: %.post
+	lilypond $<
+	pkill -SIGHUP -xf "mupdf $@" || true