X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=modules%2Falloca-opt;h=d4468de5cf52bc0d3ecacd1ab9b490454181f8b4;hb=7ef6c64e210ac0979d7e8ac69bc5b5208c2405ab;hp=9ced93b293aa8eab1c0dbe58aac57ee43facf948;hpb=4013d14c4b1f18cb4b665a0a47ad80ce3224d25d;p=gnulib.git

diff --git a/modules/alloca-opt b/modules/alloca-opt
index 9ced93b29..d4468de5c 100644
--- a/modules/alloca-opt
+++ b/modules/alloca-opt
@@ -17,12 +17,17 @@ BUILT_SOURCES += $(ALLOCA_H)
 
 # We need the following in order to create <alloca.h> when the system
 # doesn't have one that works with the given compiler.
-alloca.h: alloca.in.h
+if GL_GENERATE_ALLOCA_H
+alloca.h: alloca.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)rm -f $@-t $@ && \
 	{ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
 	  cat $(srcdir)/alloca.in.h; \
 	} > $@-t && \
 	mv -f $@-t $@
+else
+alloca.h: $(top_builddir)/config.status
+	rm -f $@
+endif
 MOSTLYCLEANFILES += alloca.h alloca.h-t
 
 Include: