diff options
Diffstat (limited to 'Rules.mak')
| -rw-r--r-- | Rules.mak | 82 |
1 files changed, 41 insertions, 41 deletions
@@ -1,22 +1,10 @@ # Rules.make for uClibc # # Copyright (C) 2000 by Lineo, inc. -# Copyright (C) 2000-2002 Erik Andersen <andersen@uclibc.org> +# Copyright (C) 2000-2005 Erik Andersen <andersen@uclibc.org> # -# This program is free software; you can redistribute it and/or modify it under -# the terms of the GNU Library General Public License as published by the Free -# Software Foundation; either version 2 of the License, or (at your option) any -# later version. +# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. # -# This program is distributed in the hope that it will be useful, but WITHOUT -# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS -# FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more -# details. -# -# You should have received a copy of the GNU Library General Public License -# along with this program; if not, write to the Free Software Foundation, Inc., -# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - #----------------------------------------------------------- # This file contains rules which are shared between multiple @@ -68,9 +56,15 @@ VERSION := $(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL) LC_ALL := C export MAJOR_VERSION MINOR_VERSION SUBLEVEL VERSION LC_ALL -SHARED_MAJORNAME:=libc.so.$(MAJOR_VERSION) -UCLIBC_LDSO:=ld-uClibc.so.$(MAJOR_VERSION) -NONSHARED_LIBNAME:=uclibc_nonshared.a +LIBC := libc +SHARED_MAJORNAME := $(LIBC).so.$(MAJOR_VERSION) +UCLIBC_LDSO := ld-uClibc.so.$(MAJOR_VERSION) +NONSHARED_LIBNAME := uclibc_nonshared.a +libc := $(TOPDIR)lib/$(LIBC).so +interp := $(TOPDIR)libc/misc/internals/interp.os + +#LIBS :=$(interp) -L$(TOPDIR)lib -lc +LIBS := $(interp) -L$(TOPDIR)lib $(libc) # Make sure DESTDIR and PREFIX can be used to install # PREFIX is a uClibcism while DESTDIR is a common GNUism @@ -108,6 +102,7 @@ endif # Make certain these contain a final "/", but no "//"s. TARGET_ARCH:=$(shell grep -s ^TARGET_ARCH $(TOPDIR)/.config | sed -e 's/^TARGET_ARCH=//' -e 's/"//g') +TARGET_ARCH:=$(strip $(subst ",, $(strip $(TARGET_ARCH)))) RUNTIME_PREFIX:=$(strip $(subst //,/, $(subst ,/, $(subst ",, $(strip $(RUNTIME_PREFIX)))))) DEVEL_PREFIX:=$(strip $(subst //,/, $(subst ,/, $(subst ",, $(strip $(DEVEL_PREFIX)))))) KERNEL_SOURCE:=$(strip $(subst //,/, $(subst ,/, $(subst ",, $(strip $(KERNEL_SOURCE)))))) @@ -120,7 +115,7 @@ PICFLAG:=-fPIC PIEFLAG_NAME:=-fPIE # Some nice CPU specific optimizations -ifeq ($(strip $(TARGET_ARCH)),i386) +ifeq ($(TARGET_ARCH),i386) OPTIMIZATION+=$(call check_gcc,-mpreferred-stack-boundary=2,) OPTIMIZATION+=$(call check_gcc,-falign-jumps=0 -falign-loops=0,-malign-jumps=0 -malign-loops=0) CPU_CFLAGS-$(CONFIG_386)+=-march=i386 @@ -141,14 +136,14 @@ ifeq ($(strip $(TARGET_ARCH)),i386) CPU_CFLAGS-$(CONFIG_NEHEMIAH)+=$(call check_gcc,-march=c3-2,-march=i686) endif -ifeq ($(strip $(TARGET_ARCH)),sparc) +ifeq ($(TARGET_ARCH),sparc) CPU_CFLAGS-$(CONFIG_SPARC_V7)+=-mcpu=v7 CPU_CFLAGS-$(CONFIG_SPARC_V8)+=-mcpu=v8 CPU_CFLAGS-$(CONFIG_SPARC_V9)+=-mcpu=v9 CPU_CFLAGS-$(CONFIG_SPARC_V9B)+=$(call check_gcc,-mcpu=v9b,-mcpu=ultrasparc) endif -ifeq ($(strip $(TARGET_ARCH)),arm) +ifeq ($(TARGET_ARCH),arm) OPTIMIZATION+=-fstrict-aliasing CPU_LDFLAGS-$(ARCH_LITTLE_ENDIAN)+=-EL CPU_LDFLAGS-$(ARCH_BIG_ENDIAN)+=-EB @@ -168,7 +163,7 @@ ifeq ($(strip $(TARGET_ARCH)),arm) CPU_CFLAGS-$(CONFIG_ARM_XSCALE)+=-march=armv4 -Wa,-mcpu=xscale endif -ifeq ($(strip $(TARGET_ARCH)),mips) +ifeq ($(TARGET_ARCH),mips) CPU_CFLAGS-$(CONFIG_MIPS_ISA_1)+=-mips1 CPU_CFLAGS-$(CONFIG_MIPS_ISA_2)+=-mips2 -mtune=mips2 CPU_CFLAGS-$(CONFIG_MIPS_ISA_3)+=-mips3 -mtune=mips3 @@ -177,7 +172,7 @@ ifeq ($(strip $(TARGET_ARCH)),mips) CPU_CFLAGS-$(CONFIG_MIPS_ISA_MIPS64)+=-mips64 -mtune=mips32 endif -ifeq ($(strip $(TARGET_ARCH)),sh) +ifeq ($(TARGET_ARCH),sh) OPTIMIZATION+=-fstrict-aliasing OPTIMIZATION+= $(call check_gcc,-mprefergot,) CPU_LDFLAGS-$(ARCH_LITTLE_ENDIAN)+=-EL @@ -195,7 +190,7 @@ else endif endif -ifeq ($(strip $(TARGET_ARCH)),sh64) +ifeq ($(TARGET_ARCH),sh64) OPTIMIZATION+=-fstrict-aliasing CPU_LDFLAGS-$(ARCH_LITTLE_ENDIAN):=-EL CPU_LDFLAGS-$(ARCH_BIG_ENDIAN):=-EB @@ -204,21 +199,21 @@ ifeq ($(strip $(TARGET_ARCH)),sh64) CPU_CFLAGS-$(CONFIG_SH5)+=-m5-32media endif -ifeq ($(strip $(TARGET_ARCH)),h8300) +ifeq ($(TARGET_ARCH),h8300) CPU_LDFLAGS-$(CONFIG_H8300H)+= -ms8300h CPU_LDFLAGS-$(CONFIG_H8S) += -ms8300s CPU_CFLAGS-$(CONFIG_H8300H) += -mh -mint32 -fsigned-char CPU_CFLAGS-$(CONFIG_H8S) += -ms -mint32 -fsigned-char endif -ifeq ($(strip $(TARGET_ARCH)),cris) +ifeq ($(TARGET_ARCH),cris) CPU_LDFLAGS-$(CONFIG_CRIS)+=-mcrislinux CPU_CFLAGS-$(CONFIG_CRIS)+=-mlinux PICFLAG:=-fpic PIEFLAG_NAME:=-fpie endif -ifeq ($(strip $(TARGET_ARCH)),powerpc) +ifeq ($(TARGET_ARCH),powerpc) # PowerPC can hold 8192 entries in its GOT with -fpic which is more than # enough. Therefore use -fpic which will reduce code size and generates # faster code. @@ -226,7 +221,7 @@ ifeq ($(strip $(TARGET_ARCH)),powerpc) PIEFLAG_NAME:=-fpie endif -ifeq ($(strip $(TARGET_ARCH)),frv) +ifeq ($(TARGET_ARCH),frv) CPU_LDFLAGS-$(CONFIG_FRV)+=-melf32frvfd CPU_CFLAGS-$(CONFIG_FRV)+=-mfdpic # Using -pie causes the program to have an interpreter, which is @@ -283,7 +278,7 @@ ifeq ($(UCLIBC_HAS_SOFT_FLOAT),y) # Hmm... might need to revisit this for arm since it has 2 different # soft float encodings. CPU_CFLAGS += -msoft-float -ifeq ($(strip $(TARGET_ARCH)),arm) +ifeq ($(TARGET_ARCH),arm) # No longer needed with current toolchains, but leave it here for now. # If anyone is actually still using gcc 2.95 (say), they can uncomment it. # LDADD_LIBFLOAT=-lfloat @@ -302,16 +297,25 @@ endif # Some nice CFLAGS to work with CFLAGS:=$(XWARNINGS) $(CPU_CFLAGS) $(SSP_CFLAGS) \ -fno-builtin -nostdinc -D_LIBC -I$(TOPDIR)include -I. -LDFLAGS_NOSTRIP:=$(CPU_LDFLAGS-y) -shared --warn-common --warn-once -z combreloc -z defs +LDFLAGS_NOSTRIP:=$(CPU_LDFLAGS-y) -shared --warn-common --warn-once -z combreloc + +ifeq ($(UCLIBC_BUILD_RELRO),y) +LDFLAGS_NOSTRIP+=-z relro +endif + +ifeq ($(UCLIBC_BUILD_NOW),y) +LDFLAGS_NOSTRIP+=-z now +endif + +LDFLAGS:=$(LDFLAGS_NOSTRIP) -z defs ifeq ($(DODEBUG),y) #CFLAGS += -g3 CFLAGS += -O0 -g3 - LDFLAGS := $(LDFLAGS_NOSTRIP) STRIPTOOL:= true -Since_we_are_debugging else CFLAGS += $(OPTIMIZATION) $(XARCH_CFLAGS) - LDFLAGS := $(LDFLAGS_NOSTRIP) -s + LDFLAGS += -s endif ifeq ($(DOMULTI),y) @@ -375,14 +379,6 @@ endif CFLAGS+=$(PTINC) endif -ifeq ($(UCLIBC_BUILD_RELRO),y) -LDFLAGS+=-z relro -endif - -ifeq ($(UCLIBC_BUILD_NOW),y) -LDFLAGS+=-z now -endif - # Sigh, some stupid versions of gcc can't seem to cope with '-iwithprefix include' #CFLAGS+=-iwithprefix include CFLAGS+=-isystem $(shell $(CC) -print-file-name=include) @@ -391,6 +387,12 @@ ifneq ($(DOASSERTS),y) CFLAGS+=-DNDEBUG endif +# moved from ldso/{ldso,libdl} +# BEWARE!!! At least mips* will die if -O0 is used!!! +ifeq ($(TARGET_ARCH),mips) +CFLAGS:=$(CFLAGS:-O0=-O1) +endif + # Keep the check_as from being needlessly executed ifndef ASFLAGS_NOEXEC ifeq ($(UCLIBC_BUILD_NOEXECSTACK),y) @@ -417,5 +419,3 @@ ifeq ($(CONFIG_BINFMT_SHARED_FLAT),y) export LIBID FLTFLAGS SHARED_TARGET = lib/libc endif - -TARGET_ARCH:=$(strip $(subst ",, $(strip $(TARGET_ARCH)))) |