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-rwxr-xr-xtools/extract_bnf.sh.in12
1 files changed, 7 insertions, 5 deletions
diff --git a/tools/extract_bnf.sh.in b/tools/extract_bnf.sh.in
index 1030f76ff3..bbf74b371c 100755
--- a/tools/extract_bnf.sh.in
+++ b/tools/extract_bnf.sh.in
@@ -17,7 +17,7 @@
# ./extract_bnf.sh <bison-file-base-name> --markdown
# Check if there are one or two arguments
-if [ $# -le 1 ]; then
+if [ $# -lt 1 ]; then
echo "extract_bnf.sh <bison-file-base-name> [--markdown <name>]"
exit 1
fi
@@ -35,10 +35,12 @@ now=$(date +"%Y-%m-%-d %H:%m")
header="Grammar generated on $now. See Chapter $md_name for an explanation."
-if [ -f "${base}.output" ]; then
- output="${base}.output"
-elif [ -f "${base}.yy" ]; then
- /usr/bin/bison -v "${base}.yy" -o output
+if [ -f "${base}.yy" ]; then
+ # We want to explicitly set the language to English. Otherwise
+ # bison may produce language specific wording (like "symbole terminalne"
+ # if you system is set to Polish, rather than "Terminals") and this will
+ # confuse our script.
+ LANG=en_US LANGUAGE=en_US @YACC@ -v "${base}.yy" -o output
rm -f output output.h *.hh
mv output.output /tmp/output
output=/tmp/output