From: =?utf-8?b?IlNaIExpbiAo5p6X5LiK5pm6KSI=?= <szlin@debian.org>
Date: Sun, 2 Sep 2018 22:47:13 +0800
Subject: Allow addition of hardening flags and also removes the artificial
 distinction between 32bit and 64bit binaries.

---
 src/Makefile | 24 +++++++++---------------
 1 file changed, 9 insertions(+), 15 deletions(-)

diff --git a/src/Makefile b/src/Makefile
index c166acd..651675d 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -2,37 +2,31 @@
 ##  Makefile for sp
 ##
 
-CFLAGS = -W -Wall -std=c99 -O2 -s
+CFLAGS += -W -Wall -std=c99 -O2 -s
 #CFLAGS = -W -Wall -std=c99 -g
 
-CC_LINUX32        = gcc
-CC_LINUX64        = gcc
+CC_LINUX32        = $(CC)
+CC_LINUX64        = $(CC)
 CC_WINDOWS32      = /usr/bin/i686-w64-mingw32-gcc
 CC_WINDOWS64      = /usr/bin/x86_64-w64-mingw32-gcc
 CC_OSX32          = /usr/bin/i686-apple-darwin10-gcc
 CC_OSX64          = /usr/bin/i686-apple-darwin10-gcc
 
-CFLAGS_LINUX32    = $(CFLAGS) -m32 -DLINUX
-CFLAGS_LINUX64    = $(CFLAGS) -m64 -DLINUX
+CFLAGS_LINUX32    = $(CFLAGS) -DLINUX
+CFLAGS_LINUX64    = $(CFLAGS) -DLINUX
 CFLAGS_WINDOWS32  = $(CFLAGS) -m32 -DWINDOWS
 CFLAGS_WINDOWS64  = $(CFLAGS) -m64 -DWINDOWS
 CFLAGS_OSX32      = $(CFLAGS) -m32 -DOSX
 CFLAGS_OSX64      = $(CFLAGS) -m64 -DOSX
 
-all: sp64.bin
-
-sp32: sp32.bin sp32.exe sp32.app
-sp64: sp64.bin sp64.exe sp64.app
+all: sp64
 
 clean:
 	rm -f sp32.bin sp64.bin sp32.exe sp64.exe sp32.app sp64.app
 
-sp32.bin: sp.c
-	$(CC_LINUX32)   $(CFLAGS_LINUX32)   -o $@ $^
-
-sp64.bin: sp.c
-	$(CC_LINUX64)   $(CFLAGS_LINUX64)   -o $@ $^
-
+sp64: sp.c
+	$(CC_LINUX64) $(CPPFLAGS)  $(CFLAGS_LINUX64)   -o $@ $^ $(LDFLAGS)
+ 
 sp32.exe: sp.c
 	$(CC_WINDOWS32) $(CFLAGS_WINDOWS32) -o $@ $^