Add rule for regenerating config.h.in using autoheader.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8957 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/Makefile b/Makefile
index 46851a4e72db2f6bd3152e2f72786d145b7eb5a5..f3a4ffcc770b9902977bac9d62ca504b1225a45a 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -15,7 +15,11 @@ distclean:: clean
                          $(LEVEL)/TAGS
 
 AUTOCONF = autoconf
+AUTOHEADER = autoheader
 
-configure: autoconf/configure.ac
+configure: autoconf/configure.ac autoconf/aclocal.m4
        cd autoconf && $(AUTOCONF) -o ../configure configure.ac
 
+include/Config/config.h.in: autoconf/configure.ac autoconf/aclocal.m4
+       autoheader -I autoconf autoconf/configure.ac
+