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-rw-r--r--Makefile.in6
1 files changed, 5 insertions, 1 deletions
diff --git a/Makefile.in b/Makefile.in
index 582ec01014..c10b5ee2a9 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -174,7 +174,11 @@ lex.c: keywords
( cp $(srcdir)/lex.c $@ && echo $@ copied. ) \
else \
( gperf --output-file=$@.tmp -C -p -j1 -i 1 -g -o -t -N rb_reserved_word -k1,3,$$ $? && cp $@.tmp $@ ) || \
- ( test -f $@ && touch $@ && echo $@ touched after gperf fail. ) \
+ if test -f $@; then \
+ ( touch $@ && echo $@ touched after gperf fail. ) \
+ else \
+ ( cp $(srcdir)/lex.c $@ && echo $@ copied after gperf fail. ) \
+ fi \
fi
.y.c: