sendmailadvanced.in: auto-insert spacing lines for headers/footers (will mangle successing linebreaks in header-/footer-output, too)

1 files changed, 20 insertions, 2 deletions

diff --git a/sendmailadvanced.in b/sendmailadvanced.in
index 5e5a58e..b3433b4 100755
--- a/sendmailadvanced.in
+++ b/sendmailadvanced.in
@@ -228,11 +228,29 @@ fi
     (
       for hookParam in "${hooks[@]}"; do
         "#ETCDIR#/sendmailadvanced.hooks/${hookParam}" head
-      done
+        echo
+      done \
+      | sed '
+        /^$/ {
+          :a
+          N
+          s@^\n$@@
+          ta
+        }
+      '
       cat
       for hookParam in "${hooks[@]}"; do
         "#ETCDIR#/sendmailadvanced.hooks/${hookParam}" foot
-      done
+        echo
+      done \
+      | sed '
+        /^$/ {
+          :a
+          N
+          s@^\n$@@
+          ta
+        }
+      '
     ) | \
     if ${encrypt}; then
       (