From b0820cc501e56604f450fcf5f643b96466a9c05e Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Sat, 27 Jun 2020 01:35:13 -0400
Subject: [PATCH] don't replace config.sub in gmp

gmp has its own wrapper version of this file and calls the real one
configfsf.sub. within the gcc build, replacing the wrong one is
harmless, but it breaks independent use of the patched gmp tree and
it's logically wrong.

patch by Laurent Bercot.
---
 Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 6444ec0..a5270d3 100644
--- a/Makefile
+++ b/Makefile
@@ -136,7 +136,7 @@ musl-git-%:
 	mkdir $@.tmp
 	( cd $@.tmp && $(COWPATCH) -I ../$< )
 	test ! -d patches/$@ || cat patches/$@/* | ( cd $@.tmp && $(COWPATCH) -p1 )
-	test ! -f $</config.sub || ( rm -f $@.tmp/config.sub && cp -f $(SOURCES)/config.sub $@.tmp/ && chmod +x $@.tmp/config.sub )
+	if test -f $</configfsf.sub ; then cs=configfsf.sub ; elif test -f $</config.sub ; then cs=config.sub ; else exit 0 ; fi ; rm -f $@.tmp/$$cs && cp -f $(SOURCES)/config.sub $@.tmp/$$cs && chmod +x $@.tmp/$$cs
 	rm -rf $@
 	mv $@.tmp $@