scriptreplay: check for EOF

[thirdparty/util-linux.git] / po / update-potfiles

diff --git a/po/update-potfiles b/po/update-potfiles
old mode 100644 (file)
new mode 100755 (executable)
index 2b7baf8..1cbfdc4
--- a/po/update-potfiles
+++ b/po/update-potfiles
@@ -1,18 +1,43 @@
 #!/bin/sh
 #
+# Copyright (C) 2009 Karel Zak <kzak@redhat.com>
 #
 
-> POTFILES
-> .null
-> POTFILES.in
+# find all git-tracked and existing *.c and *.h files
+# exclude some (sub)directories
+# sort the list
 
-for x in ../*/*.c; do
-echo "$x \\" >> POTFILES
-done
-echo .null   >> POTFILES
+if [ ! -f "po/Makevars" ]; then
+       echo "error: update-potfiles must run in the top-level directory" >&2
+       exit 1
+fi
 
-cd ..
-for x in */*.c; do
-echo "$x" >> po/POTFILES.in
-done
-cd po
+# find all git-tracked files
+source_files=$(git ls-files . 2>/dev/null)
+if [ $? -ne 0 ] || [ -z "$source_files" ]; then
+       # we still go through the rest of this script to provide at least an empty
+       # list or remove non-existing (deleted) files
+       source_files=$(cat po/POTFILES.in 2>/dev/null)
+fi
+if [ $? -ne 0 ] || [ -z "$source_files" ]; then
+       source_files=$(find . -type f -printf "%P\\n" 2>/dev/null)
+fi
+
+# apply include/exclude patterns
+source_files=$(
+       echo "$source_files" \
+       | sed \
+               -e '/\(\.h\|\.c\)$/!d' \
+               -e '/^tests\//d' \
+               -e '/\/samples\//d' \
+               -e '/^Documentation\//d' \
+)
+
+# throw away non-existing files (dirty git repo)
+echo "$source_files" \
+       | xargs -r find 2>/dev/null \
+       | sort \
+       > po/POTFILES.in
+
+# if this script is broken then we have probably an empty list
+[ -s po/POTFILES.in ] || echo "$0: warning: po/POTFILES.in is empty" >&2