Description: add hardening flags
 Adds necessary build flags for hardening.
Author: Sascha Steinbiss <sascha@steinbiss.name>
Last-Update: 2016-01-08
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,5 @@
 CC=			gcc
-CFLAGS=		-g -Wall -O2 -Wc++-compat -Wno-unused-function -fPIC
-CPPFLAGS=
+CFLAGS+=		-g -Wall -O2 -Wc++-compat -Wno-unused-function -fPIC
 INCLUDES=	-I.
 OBJS=		kthread.o misc.o bseq.o sketch.o sdust.o index.o map.o
 PROG=		minimap
@@ -18,10 +17,10 @@
 extra:all $(PROG_EXTRA)
 
 minimap:main.o libminimap.a
-		$(CC) $(CFLAGS) $< -o $@ -L. -lminimap $(LIBS)
+		$(CC) $(CFLAGS) $(LDFLAGS) $< -o $@ -L. -lminimap $(LIBS)
 
 minimap-lite:example.o libminimap.a
-		$(CC) $(CFLAGS) $< -o $@ -L. -lminimap $(LIBS)
+		$(CC) $(CFLAGS) $(LDFLAGS) $< -o $@ -L. -lminimap $(LIBS)
 
 libminimap.a:$(OBJS)
 		$(AR) -csru $@ $(OBJS)
