Description: Use hardened LDFLAGS
 Add "read-only relocation" link flag when building library
Author: Praveen Arimbrathodiyil <praveen@debian.org>
Last-Update: 2013-06-13

--- a/Makefile
+++ b/Makefile
@@ -11,6 +11,7 @@
 CFLAGS_DEBUG = $(CFLAGS) -O0 -g $(CFLAGS_DEBUG_EXTRA)
 CFLAGS_FAST = $(CFLAGS) -O3 $(CFLAGS_FAST_EXTRA)
 CFLAGS_LIB = $(CFLAGS_FAST) -fPIC
+LDFLAGS +=-Wl,-soname,libhttp_parser.so.0
 
 test: test_g test_fast
 	./test_g
@@ -32,7 +33,7 @@
 	$(CC) $(CPPFLAGS_FAST) $(CFLAGS_FAST) -c test.c -o $@
 
 http_parser.o: http_parser.c http_parser.h Makefile
-	$(CC) $(CPPFLAGS_FAST) $(CFLAGS_FAST) -c http_parser.c
+	$(CC) $(CPPFLAGS_FAST) $(CFLAGS_FAST) $(LDFLAGS) -c http_parser.c
 
 test-run-timed: test_fast
 	while(true) do time ./test_fast > /dev/null; done
@@ -41,10 +42,10 @@
 	valgrind ./test_g
 
 libhttp_parser.o: http_parser.c http_parser.h Makefile
-	$(CC) $(CPPFLAGS_FAST) $(CFLAGS_LIB) -c http_parser.c -o libhttp_parser.o
+	$(CC) $(CPPFLAGS_FAST) $(CFLAGS_LIB) $(LDFLAGS) -c http_parser.c -o libhttp_parser.o
 
 library: libhttp_parser.o
-	$(CC) -shared -o libhttp_parser.so libhttp_parser.o
+	$(CC) $(LDFLAGS) -shared -o libhttp_parser.so.0 libhttp_parser.o
 
 package: http_parser.o
 	$(AR) rcs libhttp_parser.a http_parser.o
@@ -66,7 +67,7 @@
 
 clean:
 	rm -f *.o *.a tags test test_fast test_g \
-		http_parser.tar libhttp_parser.so \
+		http_parser.tar libhttp_parser.so.0 \
 		url_parser url_parser_g parsertrace parsertrace_g
 
 contrib/url_parser.c:	http_parser.h