File syslinux-4.04-pie.diff of Package syslinux

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File syslinux-4.04-pie.diff of Package syslinux

Index: syslinux-4.04/utils/Makefile
===================================================================
--- syslinux-4.04.orig/utils/Makefile
+++ syslinux-4.04/utils/Makefile
@@ -17,8 +17,8 @@
 topdir = ..
 include $(topdir)/MCONFIG
 
-CFLAGS   = $(GCCWARN) -Os -fomit-frame-pointer -D_FILE_OFFSET_BITS=64
-LDFLAGS  = -O2 -g
+CFLAGS   = $(GCCWARN) -Os -fomit-frame-pointer -D_FILE_OFFSET_BITS=64 -fPIC $(OPTFLAGS)
+LDFLAGS  += -O2 -g -pie
 
 TARGETS	 = mkdiskimage isohybrid gethostip memdiskfind
 TARGETS += isohybrid.pl  # about to be obsoleted
Index: syslinux-4.04/extlinux/Makefile
===================================================================
--- syslinux-4.04.orig/extlinux/Makefile
+++ syslinux-4.04/extlinux/Makefile
@@ -20,8 +20,8 @@ include $(topdir)/MCONFIG
 OPTFLAGS = -g -Os
 INCLUDES = -I. -I.. -I../libinstaller
 CFLAGS	 = $(GCCWARN) -Wno-sign-compare -D_FILE_OFFSET_BITS=64 \
-	   $(OPTFLAGS) $(INCLUDES)
-LDFLAGS	 = # -s
+	   -fPIC $(OPTFLAGS) $(INCLUDES)
+LDFLAGS += -pie # -s
 
 SRCS     = main.c \
 	   ../libinstaller/syslxmod.c \
Index: syslinux-4.04/mtools/Makefile
===================================================================
--- syslinux-4.04.orig/mtools/Makefile
+++ syslinux-4.04/mtools/Makefile
@@ -3,8 +3,8 @@ include $(topdir)/MCONFIG
 
 OPTFLAGS = -g -Os
 INCLUDES = -I. -I.. -I../libfat -I../libinstaller
-CFLAGS	 = $(GCCWARN) -D_FILE_OFFSET_BITS=64 $(OPTFLAGS) $(INCLUDES)
-LDFLAGS	 = -s
+CFLAGS	 = $(GCCWARN) -D_FILE_OFFSET_BITS=64 -fPIC $(OPTFLAGS) $(INCLUDES)
+LDFLAGS	+= -s -pie
 
 SRCS     = syslinux.c \
 	   ../libinstaller/fat.c \
Index: syslinux-4.04/core/Makefile
===================================================================
--- syslinux-4.04.orig/core/Makefile
+++ syslinux-4.04/core/Makefile
@@ -138,3 +138,4 @@ spotless: clean
 
 # Include dependencies file
 -include .*.d */.*.d */*/.*.d
+
Index: syslinux-4.04/linux/Makefile
===================================================================
--- syslinux-4.04.orig/linux/Makefile
+++ syslinux-4.04/linux/Makefile
@@ -20,7 +20,8 @@ include $(topdir)/MCONFIG
 OPTFLAGS = -g -O0 -Dalloca=malloc
 INCLUDES = -I. -I.. -I../libinstaller
 CFLAGS	 = $(GCCWARN) -D_FILE_OFFSET_BITS=64 $(OPTFLAGS) $(INCLUDES)
-LDFLAGS	 = 
+CFLAGS  += -fPIC
+LDFLAGS	 = -pie
 
 SRCS     = syslinux.c \
 	   ../libinstaller/syslxopt.c \

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