OpenWrt – Rev 3
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From 7ec87fbbc3cac99b4173d082dd6195f47c9a32e7 Mon Sep 17 00:00:00 2001
From: Steven Barth <steven@midlink.org>
Date: Mon, 22 Jun 2015 11:01:56 +0200
Subject: [PATCH] Add libssp_nonshared.a so GCC's is not needed
Signed-off-by: Steven Barth <steven@midlink.org>
---
Makefile | 10 ++++++++--
libssp_nonshared/__stack_chk_fail_local.c | 2 ++
2 files changed, 10 insertions(+), 2 deletions(-)
create mode 100644 libssp_nonshared/__stack_chk_fail_local.c
--- a/Makefile
+++ b/Makefile
@@ -66,7 +66,7 @@ CRT_LIBS = $(addprefix lib/,$(notdir $(C
STATIC_LIBS = lib/libc.a
SHARED_LIBS = lib/libc.so
TOOL_LIBS = lib/musl-gcc.specs
-ALL_LIBS = $(CRT_LIBS) $(STATIC_LIBS) $(SHARED_LIBS) $(EMPTY_LIBS) $(TOOL_LIBS)
+ALL_LIBS = $(CRT_LIBS) $(STATIC_LIBS) $(SHARED_LIBS) $(EMPTY_LIBS) $(TOOL_LIBS) lib/libssp_nonshared.a
ALL_TOOLS = obj/musl-gcc
WRAPCC_GCC = gcc
@@ -125,7 +125,8 @@ NOSSP_SRCS = $(wildcard crt/*.c) \
src/thread/__set_thread_area.c src/thread/$(ARCH)/__set_thread_area.c \
src/string/memset.c src/string/$(ARCH)/memset.c \
src/string/memcpy.c src/string/$(ARCH)/memcpy.c \
- ldso/dlstart.c ldso/dynlink.c
+ ldso/dlstart.c ldso/dynlink.c \
+ src/libssp_nonshared/__stack_chk_fail_local.c
$(NOSSP_SRCS:%.c=obj/%.o) $(NOSSP_SRCS:%.c=obj/%.lo): CFLAGS_ALL += $(CFLAGS_NOSSP)
$(CRT_OBJS): CFLAGS_ALL += -DCRT
@@ -168,6 +169,11 @@ lib/libc.a: $(AOBJS)
$(AR) rc $@ $(AOBJS)
$(RANLIB) $@
+lib/libssp_nonshared.a: obj/src/libssp_nonshared/__stack_chk_fail_local.o
+ rm -f $@
+ $(AR) rc $@ $<
+ $(RANLIB) $@
+
$(EMPTY_LIBS):
rm -f $@
$(AR) rc $@
--- /dev/null
+++ b/src/libssp_nonshared/__stack_chk_fail_local.c
@@ -0,0 +1,2 @@
+#include "atomic.h"
+void __attribute__((visibility ("hidden"))) __stack_chk_fail_local(void) { a_crash(); }
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