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| author | Ludovic Courtès <ludo@gnu.org> | 2020-10-26 23:19:26 +0100 |
|---|---|---|
| committer | Ludovic Courtès <ludo@gnu.org> | 2020-10-27 00:40:24 +0100 |
| commit | aa7edc9449a7cf796892f5a0369295a95ddbbcf8 (patch) | |
| tree | 0a7d7a35bb088b3d24b2abf1bb73652b4519a495 | |
| parent | 02c3c51e0c46ea70de8e973993586c943acc1714 (diff) | |
doc: Fix xref translation macro.
* doc/local.mk (xref_command): Wrap loop body in 'if [ -n "$$e" ]'.
This avoids shell syntax errors when producing
doc/guix-cookbook.de.texi, which for some reason gets an empty 'e' at
one point. Quote the first argument to 'head'.
| -rw-r--r-- | doc/local.mk | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/doc/local.mk b/doc/local.mk index aca1958edd..97122c737d 100644 --- a/doc/local.mk +++ b/doc/local.mk @@ -96,14 +96,16 @@ define xref_command cat "$@.tmp" | egrep '@p?x?ref' -A1 | sed 'N;s|--\n||g;P;D' | sed 's|^| |g' | \ tr -d '\012' | sed 's|\(@p\?x\?ref\)|\n\1|g' | egrep '@p?x?ref' | \ sed 's|^.*@p\?x\?ref{\([^,}]*\).*$$|\1|g' | sort | uniq | while read e; do \ - line=$$(grep -n "^msgid \"$$e\"" "$<" | cut -f1 --delimiter=":") ;\ - ((line++)) ;\ - if [ "$$line" != "1" ]; then \ - translation=$$(head -n $$line "$<" | tail -1 | grep msgstr | sed 's|msgstr "\(.*\)"|\1|') ;\ - if [ "$$translation" != "" ]; then \ - sed "N;s@\(p\?x\?ref\){$$(echo $$e | sed 's| |[\\n ]|g')\(,\|}\)@\1{$$translation\2@g;P;D" -i "$@.tmp" ;\ - fi ;\ - fi ;\ + if [ -n "$$e" ]; then \ + line=$$(grep -n "^msgid \"$$e\"" "$<" | cut -f1 --delimiter=":") ;\ + ((line++)) ;\ + if [ "$$line" != "1" ]; then \ + translation=$$(head -n "$$line" "$<" | tail -1 | grep msgstr | sed 's|msgstr "\(.*\)"|\1|') ;\ + if [ "$$translation" != "" ]; then \ + sed "N;s@\(p\?x\?ref\){$$(echo $$e | sed 's| |[\\n ]|g')\(,\|}\)@\1{$$translation\2@g;P;D" -i "$@.tmp" ;\ + fi ;\ + fi ;\ + fi ;\ done endef |