diff options
Diffstat (limited to 'sys-boot/yaboot/files/yaboot-nopiessp-gcc4.patch')
| -rw-r--r-- | sys-boot/yaboot/files/yaboot-nopiessp-gcc4.patch | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/sys-boot/yaboot/files/yaboot-nopiessp-gcc4.patch b/sys-boot/yaboot/files/yaboot-nopiessp-gcc4.patch new file mode 100644 index 000000000000..ed1755b72b33 --- /dev/null +++ b/sys-boot/yaboot/files/yaboot-nopiessp-gcc4.patch @@ -0,0 +1,38 @@ +disable ssp usage in yaboot itself + +unfortunately, since we link against external libs that themselves were built +with ssp turned on, we have to provide stubs to keep the linking from failing + +--- yaboot-1.3.13/Config.gentoo ++++ yaboot-1.3.13/Config.gentoo +@@ -0,0 +1,6 @@ ++check_gcc=$(shell if $(CC) $(1) -S -o /dev/null -xc /dev/null > /dev/null 2>&1; \ ++ then echo "$(1)"; else echo "$(2)"; fi) ++ ++CFLAGS += $(call check_gcc, -fno-stack-protector) ++CFLAGS += $(call check_gcc, --nopie) ++ +--- yaboot-1.3.13/Makefile ++++ yaboot-1.3.13/Makefile +@@ -1,6 +1,7 @@ + ## Setup + + include Config ++include Config.gentoo + + VERSION = 1.3.13 + # Debug mode (spam/verbose) +@@ -79,7 +80,7 @@ HOSTCFLAGS = -O2 $(CFLAGS) -Wall -I/usr/ + OBJS = second/crt0.o second/yaboot.o second/cache.o second/prom.o second/file.o \ + second/partition.o second/fs.o second/cfg.o second/setjmp.o second/cmdline.o \ + second/fs_of.o second/fs_ext2.o second/fs_iso.o second/iso_util.o \ +- lib/nosys.o lib/string.o lib/strtol.o lib/vsprintf.o lib/ctype.o lib/malloc.o lib/strstr.o ++ lib/nosys.o lib/string.o lib/strtol.o lib/vsprintf.o lib/ctype.o lib/malloc.o lib/strstr.o lib/ssp.o + + ifeq ($(USE_MD5_PASSWORDS),y) + OBJS += second/md5.o +--- yaboot-1.3.14/lib/ssp.c ++++ yaboot-1.3.14/lib/ssp.c +@@ -0,0 +1,2 @@ ++void __stack_chk_fail(void) {} ++void __stack_chk_fail_local(void) {} |