[[ -z "$GVF" ]] && exit 0
if [[ -r "$GVF" ]]; then
- VC=$(sed -e 's/^#define GIT_VERSION "//; s/"$//' < "$GVF")
+ pattern='^#define GIT_VERSION "'
+ VC=$(grep "$pattern" < "$GVF" | sed -e "s/$pattern//; s/\"$//")
[[ "$VN" == "$VC" ]] && exit 0
fi
echo >&2 "new git version: $VN"
-echo "#define GIT_VERSION \"$VN\"" >$GVF
+echo "/** \\file ${GVF##*/} Auto-generated version file. Do not edit. */" >$GVF
+echo "#define GIT_VERSION \"$VN\"" >> $GVF