From 7ba2dd808232cff3ee76aaceb97f4381c3c9cde4 Mon Sep 17 00:00:00 2001
From: Jim Meyering <meyering@redhat.com>
Date: Thu, 4 Oct 2007 11:55:31 +0200
Subject: * bootstrap (update_po_files): Work also when there are no .po files
 in po/.

---
 ChangeLog |  1 +
 bootstrap | 15 +++++++++------
 2 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 2d1ec4c83..25c9c3d30 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,7 @@
 2007-10-04  Jim Meyering  <jim@meyering.net>
 
 	* bootstrap (slurp): Adapt to _.h -> .in.h name change.
+	(update_po_files): Work also when there are no .po files in po/.
 
 	Remove test program: lib/t-fpending.c.
 	* lib/t-fpending.c: Remove file.  Now, this test is in gnulib.
diff --git a/bootstrap b/bootstrap
index 4b0a7b193..aa86d3d52 100755
--- a/bootstrap
+++ b/bootstrap
@@ -281,13 +281,16 @@ update_po_files() {
     && ls "$ref_po_dir"/*.po 2>/dev/null |
       sed 's|.*/||; s|\.po$||' > "$po_dir/LINGUAS"
 
+  langs=`cd $ref_po_dir && echo *.po|sed 's/\.po//g'`
+  test "$langs" = '*' && langs=x
   for po in `cd $ref_po_dir && echo *.po|sed 's/\.po//g'`; do
-     new_po="$ref_po_dir/$po.po"
-     cksum_file="$ref_po_dir/$po.s1"
-     if ! sha1sum -c --status "$cksum_file" < "$new_po" > /dev/null; then
-       echo "updated $po_dir/$po.po..."
-       cp "$new_po" "$po_dir/$po.po" && sha1sum < "$new_po" > "$cksum_file"
-     fi
+    case $po in x) continue;; esac
+    new_po="$ref_po_dir/$po.po"
+    cksum_file="$ref_po_dir/$po.s1"
+    if ! sha1sum -c --status "$cksum_file" < "$new_po" > /dev/null; then
+      echo "updated $po_dir/$po.po..."
+      cp "$new_po" "$po_dir/$po.po" && sha1sum < "$new_po" > "$cksum_file"
+    fi
   done
 }
 
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