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syslinux/syslinux-4.04-pie.diff
2021-09-30 16:08:01 +00:00

69 lines
2.3 KiB
Diff

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 \