diff options
Diffstat (limited to 'Makefile.in')
| -rw-r--r-- | Makefile.in | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/Makefile.in b/Makefile.in index 314e1ed256..567b85da6b 100644 --- a/Makefile.in +++ b/Makefile.in @@ -155,9 +155,12 @@ $(srcdir)/configure: $(srcdir)/configure.in cd $(srcdir) && $(AUTOCONF) lex.c: keywords - @-$(RM) $@ - gperf -p -j1 -i 1 -g -o -t -N rb_reserved_word -k1,3,$$ $? > $@ || \ - cp "$(srcdir)/$@" . + ( gperf -C -p -j1 -i 1 -g -o -t -N rb_reserved_word -k1,3,$$ $? > $@.tmp && mv $@.tmp $@ ) || \ + if test -f $@; then \ + touch $@ && echo $@ touched.; \ + else \ + cp $(srcdir)/lex.c $@ && echo $@ copied.; \ + fi .y.c: $(YACC) $< |