From 92a8e2a70d3b0ec56529e2988b67925fead6b6b7 Mon Sep 17 00:00:00 2001
From: Michael Tremer <michael.tremer@ipfire.org>
Date: Wed, 18 Feb 2015 18:24:18 +0000
Subject: [PATCH] squid: Disable atomic ops on ARM

GCC uses interfaces from libgcc(.a) to emulate atomic
operations that are not supported in the armv5tel instruction
set but fails to correctly link libgcc(.a).
---
 lfs/squid | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lfs/squid b/lfs/squid
index f1bc42128e..bfdebaf64c 100644
--- a/lfs/squid
+++ b/lfs/squid
@@ -122,6 +122,12 @@ $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
 		--enable-zph-qos \
 		--disable-arch-native
 
+ifeq "$(MACHINE)" "armv5tel"
+	# ARM won't be able to link squid correctly when libgcc is emulating
+	# atomic CPU operations in software
+	sed -e "s/define HAVE_ATOMIC_OPS 1/undef HAVE_ATOMIC_OPS/g" -i $(DIR_APP)/include/autoconf.h
+endif
+
 	cd $(DIR_APP) && make $(MAKETUNING)
 	cd $(DIR_APP) && make install
 
-- 
2.39.5