From 838ebbcf92352217ea7ed16e0894ea585a357f88 Mon Sep 17 00:00:00 2001
From: Matt Turner <mattst88@gmail.com>
Date: Wed, 14 Dec 2016 16:04:26 -0800
Subject: Use dl_iterate_phdr() instead of a linker script.

According to Mike Frysinger [1] it is not reliable to read ELF sections
at runtime, which the previous method involving the linker script was
doing.

Instead, use dl_iterate_phdr() to find the build id.

[1] https://sourceware.org/ml/binutils/2016-12/msg00207.html
---
 Makefile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'Makefile')

diff --git a/Makefile b/Makefile
index 798da5b..5c4295f 100644
--- a/Makefile
+++ b/Makefile
@@ -19,7 +19,7 @@
 # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 # IN THE SOFTWARE.
 
-LDFLAGS = -Wl,--build-id=sha1 -Wl,--default-script=build-id.lds
+LDFLAGS = -Wl,--build-id=sha1
 
 all: build-id so-build-id
 
@@ -33,7 +33,7 @@ shared-build-id.o: build-id.c
 	$(CC) $(CPPFLAGS) $(CFLAGS) -fPIC -c $^ -o $@
 
 libbuild-id.so: shared-build-id.o
-	$(CC) -Wl,-Bsymbolic $(LDFLAGS) -shared $^ -o $@
+	$(CC) $(LDFLAGS) -shared $^ -o $@
 
 clean:
 	rm -f build-id so-build-id libbuild-id.so *.o
-- 
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