add optional global visibility override

[musl] / Makefile

diff --git a/Makefile b/Makefile
index 02b44f8..15a30f8 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -97,6 +97,15 @@ $(OPTIMIZE_SRCS:%.c=%.o) $(OPTIMIZE_SRCS:%.c=%.lo): CFLAGS += -O3
 MEMOPS_SRCS = src/string/memcpy.c src/string/memmove.c src/string/memcmp.c src/string/memset.c
 $(MEMOPS_SRCS:%.c=%.o) $(MEMOPS_SRCS:%.c=%.lo): CFLAGS += $(CFLAGS_MEMOPS)
 
+NOSSP_SRCS = $(wildcard crt/*.c) \
+       src/env/__libc_start_main.c src/env/__init_tls.c \
+       src/thread/__set_thread_area.c src/env/__stack_chk_fail.c \
+       src/string/memset.c src/string/memcpy.c \
+       src/ldso/dlstart.c src/ldso/dynlink.c
+$(NOSSP_SRCS:%.c=%.o) $(NOSSP_SRCS:%.c=%.lo): CFLAGS += $(CFLAGS_NOSSP)
+
+$(CRT_LIBS): CFLAGS += -DCRT
+
 # This incantation ensures that changes to any subarch asm files will
 # force the corresponding object file to be rebuilt, even if the implicit
 # rule below goes indirectly through a .sub file.