From 6dca17261065eabe6102a7e7facf9ebb717315e5 Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Fri, 20 Apr 2012 18:24:09 +0200 Subject: fix build breakage with gcc 4.2.1 Signed-off-by: Denys Vlasenko --- Makefile.flags | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'Makefile.flags') diff --git a/Makefile.flags b/Makefile.flags index f745c2fdf..c43c8dca8 100644 --- a/Makefile.flags +++ b/Makefile.flags @@ -105,7 +105,10 @@ export SYSROOT=$(CONFIG_SYSROOT) endif # Android has no separate crypt library -CRYPT_AVAILABLE := $(shell echo 'int main(void){return 0;}' | $(CC) $(CFLAGS) -lcrypt -o /dev/null -xc - >/dev/null 2>&1 && echo "y") +# gcc-4.2.1 fails if we try to feed C source on stdin: +# echo 'int main(void){return 0;}' | $(CC) $(CFLAGS) -lcrypt -o /dev/null -xc - +# fall back to using a temp file: +CRYPT_AVAILABLE := $(shell echo 'int main(void){return 0;}' >crypttest.c; $(CC) $(CFLAGS) -lcrypt -o /dev/null crypttest.c >/dev/null 2>&1 && echo "y"; rm crypttest.c) ifeq ($(CRYPT_AVAILABLE),y) LDLIBS += m crypt else -- cgit v1.2.3