summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorMike Frysinger <vapier@gentoo.org>2005-07-29 03:44:35 +0000
committerMike Frysinger <vapier@gentoo.org>2005-07-29 03:44:35 +0000
commitce5d0580f8ec4b8a154db400e71115cddf14d112 (patch)
tree94ca9240b1b3d5968d93870d9a5caeafc6cc97c0
parentf13d9be54c8845d70209cf5731079661f3d2b2f3 (diff)
finish cleaning up the PIE flag checks
-rw-r--r--Rules.mak25
1 files changed, 9 insertions, 16 deletions
diff --git a/Rules.mak b/Rules.mak
index edba76251..d85b26134 100644
--- a/Rules.mak
+++ b/Rules.mak
@@ -115,8 +115,7 @@ ARFLAGS:=cr
OPTIMIZATION:=
PICFLAG:=-fPIC
-
-PIEFLAG:=$(call check_gcc,-fPIE,)
+PIEFLAG_NAME:=-fPIE
# Some nice CPU specific optimizations
ifeq ($(strip $(TARGET_ARCH)),i386)
@@ -207,7 +206,7 @@ ifeq ($(strip $(TARGET_ARCH)),cris)
CPU_LDFLAGS-$(CONFIG_CRIS)+=-mcrislinux
CPU_CFLAGS-$(CONFIG_CRIS)+=-mlinux
PICFLAG:=-fpic
- PIEFLAG:=$(call check_gcc,-fpie,)
+ PIEFLAG_NAME:=-fpie
endif
ifeq ($(strip $(TARGET_ARCH)),powerpc)
@@ -215,27 +214,26 @@ ifeq ($(strip $(TARGET_ARCH)),powerpc)
# enough. Therefore use -fpic which will reduce code size and generates
# faster code.
PICFLAG:=-fpic
- PIEFLAG:=$(call check_gcc,-fpie,)
+ PIEFLAG_NAME:=-fpie
endif
ifeq ($(strip $(TARGET_ARCH)),frv)
CPU_LDFLAGS-$(CONFIG_FRV)+=-melf32frvfd
CPU_CFLAGS-$(CONFIG_FRV)+=-mfdpic
- # Using -pie causes the program to have an interpreter, which is
- # forbidden, so we must make do with -shared. Unfortunately,
- # -shared by itself would get us global function descriptors
- # and calls through PLTs, dynamic resolution of symbols, etc,
- # which would break as well, but -Bsymbolic comes to the rescue.
- LDPIEFLAG=-shared -Bsymbolic
UCLIBC_LDSO=ld.so.1
endif
+ifneq ($(UCLIBC_BUILD_PIE),y)
+PIEFLAG:=
+else
+PIEFLAG:=$(call check_gcc,$(PIEFLAG_NAME),)
+endif
+
# Use '-Os' optimization if available, else use -O2, allow Config to override
OPTIMIZATION+=$(call check_gcc,-Os,-O2)
# Use the gcc 3.4 -funit-at-a-time optimization when available
OPTIMIZATION+=$(call check_gcc,-funit-at-a-time,)
-
# Add a bunch of extra pedantic annoyingly strict checks
XWARNINGS=$(subst ",, $(strip $(WARNINGS))) -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing
XARCH_CFLAGS=$(subst ",, $(strip $(ARCH_CFLAGS)))
@@ -255,11 +253,6 @@ ifeq ($(strip $(TARGET_ARCH)),arm)
endif
endif
-ifneq ($(UCLIBC_BUILD_PIE),y)
-PIEFLAG=
-LDPIEFLAG=
-endif
-
SSP_DISABLE_FLAGS:=$(call check_gcc,-fno-stack-protector,)
ifeq ($(UCLIBC_BUILD_SSP),y)
SSP_CFLAGS:=$(call check_gcc,-fno-stack-protector-all,)