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kumquat-buildroot/toolchain/gcc/gcc-uclibc-4.x.mk
Peter Korsgaard 77662160bb toolchain/gcc: make version detection more robust 
Thanks to Bernhard for noticing (and less so for causing the problem in
the first place :P)
2009-01-22 11:18:44 +00:00

551 lines
18 KiB
Makefile
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# Makefile for to build a gcc/uClibc toolchain
#
# Copyright (C) 2002-2003 Erik Andersen <andersen@uclibc.org>
# Copyright (C) 2004 Manuel Novoa III <mjn3@uclibc.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# 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
# General Public License for more details.
#
# You should have received a copy of the GNU 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
# sysroot support works with gcc >= 4.2.0 only
ifeq ($(BR2_TOOLCHAIN_SYSROOT),y)
ifeq ($(GCC_SNAP_DATE),)
GCC_OFFICIAL_VERSION:=$(GCC_VERSION)
GCC_SITE:=$(BR2_GNU_MIRROR)/gcc/gcc-$(GCC_VERSION)
#GCC_SITE:=ftp://ftp.ibiblio.org/pub/mirrors/gnu/ftp/gnu/gcc/gcc-$(GCC_OFFICIAL_VERSION)
else
GCC_OFFICIAL_VERSION:=$(GCC_VERSION)-$(GCC_SNAP_DATE)
GCC_SITE:=ftp://sources.redhat.com/pub/gcc/snapshots/$(GCC_OFFICIAL_VERSION)
endif
# redefine if using an external prepatched gcc source
ifneq ($(BR2_TOOLCHAIN_BUILDROOT),y)
GCC_SITE:=$(VENDOR_SITE)
GCC_OFFICIAL_VERSION:=$(GCC_VERSION)$(VENDOR_SUFFIX)$(VENDOR_GCC_RELEASE)
GCC_PATCH_DIR:=toolchain/gcc/ext_source/$(VENDOR_PATCH_DIR)/$(GCC_OFFICIAL_VERSION)
endif #!BR2_TOOLCHAIN_BUILDROOT
# define patch location
ifeq ($(BR2_TOOLCHAIN_BUILDROOT),y) # Normal toolchain
ifeq ($(GCC_SNAP_DATE),) # Not a snapshot
GCC_PATCH_DIR:=toolchain/gcc/$(GCC_VERSION)
else # Is a snapshot
ifneq ($(wildcard toolchain/gcc/$(GCC_OFFICIAL_VERSION)),) # Snapshot patch?
GCC_PATCH_DIR:=toolchain/gcc/$(GCC_OFFICIAL_VERSION)
else # Normal patch to snapshot
# Use the normal location, if the dedicated location does not exist
GCC_PATCH_DIR:=toolchain/gcc/$(GCC_VERSION)
endif # Snapshot patch
endif # Not a snapshot
endif # BR2_TOOLCHAIN_BUILDROOT
GCC_SOURCE:=gcc-$(GCC_OFFICIAL_VERSION).tar.bz2
GCC_DIR:=$(TOOL_BUILD_DIR)/gcc-$(GCC_OFFICIAL_VERSION)
GCC_CAT:=$(BZCAT)
GCC_STRIP_HOST_BINARIES:=nope
GCC_SRC_DIR:=$(GCC_DIR)
ifeq ($(findstring x3.,x$(GCC_VERSION)),x3.)
GCC_NO_MPFR:=y
endif
ifeq ($(findstring x4.0.,x$(GCC_VERSION)),x4.0.)
GCC_NO_MPFR:=y
endif
GCC_TARGET_PREREQ=
GCC_STAGING_PREREQ=
#############################################################
#
# Setup some initial stuff
#
#############################################################
GCC_STAGING_PREREQ+=$(STAGING_DIR)/usr/lib/libc.a
GCC_TARGET_LANGUAGES:=c
GCC_CROSS_LANGUAGES:=c
ifeq ($(BR2_GCC_CROSS_CXX),y)
GCC_CROSS_LANGUAGES:=$(GCC_CROSS_LANGUAGES),c++
endif
ifeq ($(BR2_GCC_CROSS_FORTRAN),y)
GCC_CROSS_LANGUAGES:=$(GCC_CROSS_LANGUAGES),fortran
endif
ifeq ($(BR2_GCC_CROSS_OBJC),y)
GCC_CROSS_LANGUAGES:=$(GCC_CROSS_LANGUAGES),objc
endif
GCC_COMMON_PREREQ=$(wildcard $(BR2_DEPENDS_DIR)/br2/install/libstdcpp*)\
$(wildcard $(BR2_DEPENDS_DIR)/br2/install/libgcj*)\
$(wildcard $(BR2_DEPENDS_DIR)/br2/install/objc*)\
$(wildcard $(BR2_DEPENDS_DIR)/br2/install/fortran*)\
$(wildcard $(BR2_DEPENDS_DIR)/br2/install/libstdcpp*)\
$(wildcard $(BR2_DEPENDS_DIR)/br2/prefer/ima*)\
$(wildcard $(BR2_DEPENDS_DIR)/br2/toolchain/sysroot*)\
$(wildcard $(BR2_DEPENDS_DIR)/br2/use/sjlj/exceptions*)\
$(wildcard $(BR2_DEPENDS_DIR)/br2/gcc/shared/libgcc*)
GCC_TARGET_PREREQ+=$(GCC_COMMON_PREREQ) \
$(wildcard $(BR2_DEPENDS_DIR)/br2/extra/target/gcc/config/options*)
GCC_STAGING_PREREQ+=$(GCC_COMMON_PREREQ) \
$(wildcard $(BR2_DEPENDS_DIR)/br2/extra/gcc/config/options*)\
$(wildcard $(BR2_DEPENDS_DIR)/br2/gcc/cross/*)
ifeq ($(BR2_INSTALL_LIBSTDCPP),y)
GCC_TARGET_LANGUAGES:=$(GCC_TARGET_LANGUAGES),c++
endif
ifeq ($(BR2_INSTALL_LIBGCJ),y)
GCC_TARGET_LANGUAGES:=$(GCC_TARGET_LANGUAGES),java
endif
ifeq ($(BR2_INSTALL_OBJC),y)
GCC_TARGET_LANGUAGES:=$(GCC_TARGET_LANGUAGES),objc
endif
ifndef GCC_NO_MPFR
GCC_WITH_HOST_GMP=--with-gmp=$(GMP_HOST_DIR)
GCC_WITH_HOST_MPFR=--with-mpfr=$(MPFR_HOST_DIR)
ifeq ($(BR2_INSTALL_FORTRAN),y)
GCC_TARGET_LANGUAGES:=$(GCC_TARGET_LANGUAGES),fortran
#GCC_TARGET_PREREQ+=$(TARGET_DIR)/usr/lib/libmpfr.so $(TARGET_DIR)/usr/lib/libgmp.so
#GCC_STAGING_PREREQ+=$(TOOL_BUILD_DIR)/mpfr/lib/libmpfr.so
GCC_WITH_TARGET_GMP=--with-gmp="$(GMP_TARGET_DIR)"
GCC_WITH_TARGET_MPFR=--with-mpfr="$(MPFR_TARGET_DIR)"
endif
endif # ifndef GCC_NO_MPFR
ifeq ($(BR2_GCC_SHARED_LIBGCC),y)
GCC_SHARED_LIBGCC:=--enable-shared
else
GCC_SHARED_LIBGCC:=--disable-shared
endif
ifneq ($(BR2_ENABLE_LOCALE),y)
GCC_ENABLE_CLOCALE:=--disable-clocale
endif
ifeq ($(BR2_KERNEL_HURD),y)
EXTRA_GCC1_CONFIG_OPTIONS+=--without-headers
endif
ifeq ($(BR2_GCC_SUPPORTS_FINEGRAINEDMTUNE),y)
GCC_DECIMAL_FLOAT:=--disable-decimal-float
endif
# gcc version < 4.2.0 don't have -Wno-overlength-strings and the configure
# script has problems detecting it, so help it
ifeq ($(shell test $(HOSTCC_VERSION) -lt 420 && echo OLD),OLD)
GCC_CONF_ENV:=acx_cv_prog_cc_pedantic__Wno_long_long__Wno_variadic_macros_____________Wno_overlength_strings=no \
acx_cv_prog_cc_warning__Wno_overlength_strings=no
endif
HOST_SOURCE+=gcc-source
$(DL_DIR)/$(GCC_SOURCE):
mkdir -p $(DL_DIR)
$(call DOWNLOAD,$(GCC_SITE),$(GCC_SOURCE))
gcc-unpacked: $(GCC_DIR)/.patched
$(GCC_DIR)/.unpacked: $(DL_DIR)/$(GCC_SOURCE)
mkdir -p $(TOOL_BUILD_DIR)
rm -rf $(GCC_DIR)
$(GCC_CAT) $(DL_DIR)/$(GCC_SOURCE) | tar -C $(TOOL_BUILD_DIR) $(TAR_OPTIONS) -
$(CONFIG_UPDATE) $(@D)
touch $@
gcc-patched: $(GCC_DIR)/.patched
$(GCC_DIR)/.patched: $(GCC_DIR)/.unpacked
# Apply any files named gcc-*.patch from the source directory to gcc
toolchain/patch-kernel.sh $(GCC_DIR) $(GCC_PATCH_DIR) \*.patch
# Note: The soft float situation has improved considerably with gcc 3.4.x.
# We can dispense with the custom spec files, as well as libfloat for the arm case.
# However, we still need a patch for arm. There's a similar patch for gcc 3.3.x
# which needs to be integrated so we can kill of libfloat for good, except for
# anyone (?) who might still be using gcc 2.95. mjn3
ifeq ($(BR2_SOFT_FLOAT),y)
ifeq ("$(strip $(ARCH))","arm")
toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc/$(GCC_VERSION) arm-softfloat.patch.conditional
endif
ifeq ("$(strip $(ARCH))","armeb")
toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc/$(GCC_VERSION) arm-softfloat.patch.conditional
endif
# Not yet updated to 3.4.1.
#ifeq ("$(strip $(ARCH))","i386")
#toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc i386-gcc-soft-float.patch
#endif
endif
touch $@
#############################################################
#
# build the first pass gcc compiler
#
#############################################################
GCC_BUILD_DIR1:=$(TOOL_BUILD_DIR)/gcc-$(GCC_VERSION)-initial
# The --without-headers option stopped working with gcc 3.0 and has never been
# fixed, so we need to actually have working C library header files prior to
# the step or libgcc will not build...
$(GCC_BUILD_DIR1)/.configured: $(GCC_DIR)/.patched
mkdir -p $(GCC_BUILD_DIR1)
(cd $(GCC_BUILD_DIR1); rm -rf config.cache; \
$(HOST_CONFIGURE_OPTS) \
$(GCC_DIR)/configure \
--prefix=$(STAGING_DIR)/usr \
--build=$(GNU_HOST_NAME) \
--host=$(GNU_HOST_NAME) \
--target=$(REAL_GNU_TARGET_NAME) \
--enable-languages=c \
$(BR2_CONFIGURE_DEVEL_SYSROOT) \
--disable-__cxa_atexit \
--enable-target-optspace \
--with-gnu-ld \
--disable-shared \
$(GCC_WITH_HOST_GMP) \
$(GCC_WITH_HOST_MPFR) \
$(DISABLE_NLS) \
$(THREADS) \
$(MULTILIB) \
$(GCC_DECIMAL_FLOAT) \
$(SOFT_FLOAT_CONFIG_OPTION) \
$(GCC_WITH_ABI) $(GCC_WITH_ARCH) $(GCC_WITH_TUNE) \
$(EXTRA_GCC_CONFIG_OPTIONS) \
$(EXTRA_GCC1_CONFIG_OPTIONS) \
$(QUIET) \
)
touch $@
$(GCC_BUILD_DIR1)/.compiled: $(GCC_BUILD_DIR1)/.configured
# gcc >= 4.3.0 have to also build all-target-libgcc
ifeq ($(BR2_GCC_SUPPORTS_FINEGRAINEDMTUNE),y)
$(GCC_CONF_ENV) $(MAKE) -C $(GCC_BUILD_DIR1) all-gcc all-target-libgcc
else
$(MAKE) -C $(GCC_BUILD_DIR1) all-gcc
endif
touch $@
gcc_initial=$(GCC_BUILD_DIR1)/.installed
$(gcc_initial) $(STAGING_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-gcc: $(GCC_BUILD_DIR1)/.compiled
# gcc >= 4.3.0 have to also install install-target-libgcc
ifeq ($(BR2_GCC_SUPPORTS_FINEGRAINEDMTUNE),y)
PATH=$(TARGET_PATH) $(MAKE) -C $(GCC_BUILD_DIR1) install-gcc install-target-libgcc
else
PATH=$(TARGET_PATH) $(MAKE) -C $(GCC_BUILD_DIR1) install-gcc
endif
touch $(gcc_initial)
gcc_initial: uclibc-configured binutils $(STAGING_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-gcc
gcc_initial-clean:
rm -rf $(GCC_BUILD_DIR1)
gcc_initial-dirclean:
rm -rf $(GCC_BUILD_DIR1) $(GCC_DIR)
#############################################################
#
# second pass compiler build. Build the compiler targeting
# the newly built shared uClibc library.
#
#############################################################
#
# Sigh... I had to rework things because using --with-gxx-include-dir
# causes issues with include dir search order for g++. This seems to
# have something to do with "path translations" and possibly doesn't
# affect gcc-target. However, I haven't tested gcc-target yet so no
# guarantees. mjn3
GCC_BUILD_DIR2:=$(TOOL_BUILD_DIR)/gcc-$(GCC_VERSION)-final
$(GCC_BUILD_DIR2)/.configured: $(GCC_SRC_DIR)/.patched $(GCC_STAGING_PREREQ)
mkdir -p $(GCC_BUILD_DIR2)
# Important! Required for limits.h to be fixed.
ln -snf ../include/ $(STAGING_DIR)/usr/$(REAL_GNU_TARGET_NAME)/sys-include
#-rmdir $(STAGING_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib
#ln -snf ../lib $(STAGING_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib
(cd $(GCC_BUILD_DIR2); rm -rf config.cache; \
$(HOST_CONFIGURE_OPTS) \
$(GCC_SRC_DIR)/configure \
--prefix=$(BR2_SYSROOT_PREFIX)/usr \
--build=$(GNU_HOST_NAME) \
--host=$(GNU_HOST_NAME) \
--target=$(REAL_GNU_TARGET_NAME) \
--enable-languages=$(GCC_CROSS_LANGUAGES) \
$(BR2_CONFIGURE_STAGING_SYSROOT) \
$(BR2_CONFIGURE_BUILD_TOOLS) \
--disable-__cxa_atexit \
--enable-target-optspace \
--with-gnu-ld \
$(GCC_SHARED_LIBGCC) \
$(GCC_WITH_HOST_GMP) \
$(GCC_WITH_HOST_MPFR) \
$(DISABLE_NLS) \
$(THREADS) \
$(MULTILIB) \
$(GCC_DECIMAL_FLOAT) \
$(SOFT_FLOAT_CONFIG_OPTION) \
$(GCC_WITH_ABI) $(GCC_WITH_ARCH) $(GCC_WITH_TUNE) \
$(GCC_USE_SJLJ_EXCEPTIONS) \
$(DISABLE_LARGEFILE) \
$(EXTRA_GCC_CONFIG_OPTIONS) \
$(EXTRA_GCC2_CONFIG_OPTIONS) \
)
touch $@
$(GCC_BUILD_DIR2)/.compiled: $(GCC_BUILD_DIR2)/.configured
$(GCC_CONF_ENV) $(MAKE) -C $(GCC_BUILD_DIR2) all
touch $@
$(GCC_BUILD_DIR2)/.installed: $(GCC_BUILD_DIR2)/.compiled
PATH=$(TARGET_PATH) $(MAKE) $(BR2_SYSROOT_STAGING_DESTDIR) \
-C $(GCC_BUILD_DIR2) install
if [ -d "$(STAGING_DIR)/lib64" ]; then \
if [ ! -e "$(STAGING_DIR)/lib" ]; then \
mkdir -p "$(STAGING_DIR)/lib"; \
fi; \
mv "$(STAGING_DIR)/lib64/"* "$(STAGING_DIR)/lib/"; \
rmdir "$(STAGING_DIR)/lib64"; \
fi
# Strip the host binaries
ifeq ($(GCC_STRIP_HOST_BINARIES),true)
strip --strip-all -R .note -R .comment $(filter-out %-gccbug %-embedspu,$(wildcard $(STAGING_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-*))
endif
# Make sure we have 'cc'.
if [ ! -e $(STAGING_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-cc ]; then \
ln -snf $(REAL_GNU_TARGET_NAME)-gcc \
$(STAGING_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-cc; \
fi
if [ ! -e $(STAGING_DIR)/usr/bin/cc ]; then \
ln -snf gcc $(STAGING_DIR)/usr/bin/cc; \
fi
# Set up the symlinks to enable lying about target name.
set -e; \
(cd $(STAGING_DIR); \
ln -snf $(REAL_GNU_TARGET_NAME) $(GNU_TARGET_NAME); \
cd usr/bin; \
for app in $(REAL_GNU_TARGET_NAME)-*; do \
ln -snf $${app} \
$(GNU_TARGET_NAME)$${app##$(REAL_GNU_TARGET_NAME)}; \
done; \
)
#
# Now for the ugly 3.3.x soft float hack...
#
ifeq ($(BR2_SOFT_FLOAT),y)
ifeq ($(findstring x3.3.,x$(GCC_VERSION)),x3.3.)
# Make sure we have a soft float specs file for this arch
if [ ! -f toolchain/gcc/$(GCC_VERSION)/specs-$(ARCH)-soft-float ]; then \
echo soft float configured but no specs file for this arch; \
/bin/false; \
fi
# Replace specs file with one that defaults to soft float mode.
if [ ! -f $(STAGING_DIR)/lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/specs ]; then \
echo staging dir specs file is missing; \
/bin/false; \
fi
cp toolchain/gcc/$(GCC_VERSION)/specs-$(ARCH)-soft-float $(STAGING_DIR)/lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/specs
endif
endif
#
# Ok... that's enough of that.
#
mkdir -p $(TARGET_DIR)/usr/lib $(TARGET_DIR)/usr/sbin
touch $@
$(PROJECT_BUILD_DIR)/autotools-stamps/gcc_libs_target_installed: $(GCC_BUILD_DIR2)/.installed
ifeq ($(BR2_GCC_SHARED_LIBGCC),y)
# These are in /lib, so...
rm -rf $(TARGET_DIR)/usr/lib/libgcc_s*.so*
-cp -dpf $(STAGING_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib/libgcc_s* \
$(TARGET_DIR)/lib/
-$(STRIPCMD) $(STRIP_STRIP_UNNEEDED) $(TARGET_DIR)/lib/libgcc_s*
endif
ifeq ($(BR2_INSTALL_LIBSTDCPP),y)
ifeq ($(BR2_GCC_SHARED_LIBGCC),y)
mkdir -p $(TARGET_DIR)/usr/lib
-cp -dpf $(STAGING_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib/libstdc++.so* \
$(TARGET_DIR)/usr/lib/
-$(STRIPCMD) $(STRIP_STRIP_UNNEEDED) $(TARGET_DIR)/usr/lib/libstdc++.so*
endif
endif
ifeq ($(BR2_INSTALL_LIBGCJ),y)
cp -dpf $(STAGING_DIR)/lib/libgcj.so* $(TARGET_DIR)/lib/
cp -dpf $(STAGING_DIR)/lib/lib-org-w3c-dom.so* $(TARGET_DIR)/lib/
cp -dpf $(STAGING_DIR)/lib/lib-org-xml-sax.so* $(TARGET_DIR)/lib/
mkdir -p $(TARGET_DIR)/usr/lib/security
cp -dpf $(STAGING_DIR)/usr/lib/security/libgcj.security \
$(TARGET_DIR)/usr/lib/security/
cp -dpf $(STAGING_DIR)/usr/lib/security/classpath.security \
$(TARGET_DIR)/usr/lib/security/
endif
mkdir -p $(@D)
touch $@
cross_compiler:=$(STAGING_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-gcc
cross_compiler gcc: uclibc-configured binutils gcc_initial \
$(LIBFLOAT_TARGET) uclibc $(GCC_BUILD_DIR2)/.installed \
$(PROJECT_BUILD_DIR)/autotools-stamps/gcc_libs_target_installed \
$(GCC_TARGETS)
gcc-source: $(DL_DIR)/$(GCC_SOURCE)
gcc-clean:
rm -rf $(GCC_BUILD_DIR2)
for prog in cpp gcc gcc-[0-9]* protoize unprotoize gcov gccbug cc; do \
rm -f $(STAGING_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-$$prog; \
rm -f $(STAGING_DIR)/usr/bin/$(GNU_TARGET_NAME)-$$prog; \
done
gcc-dirclean: gcc_initial-dirclean
rm -rf $(GCC_BUILD_DIR2)
#############################################################
#
# Next build target gcc compiler
#
#############################################################
GCC_BUILD_DIR3:=$(BUILD_DIR)/gcc-$(GCC_VERSION)-target
$(GCC_BUILD_DIR3)/.prepared: $(PROJECT_BUILD_DIR)/autotools-stamps/gcc_libs_target_installed $(GCC_TARGET_PREREQ)
mkdir -p $(GCC_BUILD_DIR3)
touch $@
$(GCC_BUILD_DIR3)/.configured: $(GCC_BUILD_DIR3)/.prepared
(cd $(GCC_BUILD_DIR3); rm -rf config.cache; \
$(TARGET_CONFIGURE_OPTS) \
$(TARGET_CONFIGURE_ARGS) \
$(TARGET_GCC_FLAGS) \
$(GCC_SRC_DIR)/configure \
--prefix=/usr \
--build=$(GNU_HOST_NAME) \
--host=$(REAL_GNU_TARGET_NAME) \
--target=$(REAL_GNU_TARGET_NAME) \
--enable-languages=$(GCC_TARGET_LANGUAGES) \
--with-gxx-include-dir=/usr/include/c++ \
--disable-__cxa_atexit \
--with-gnu-ld \
$(GCC_SHARED_LIBGCC) \
$(GCC_WITH_TARGET_GMP) \
$(GCC_WITH_TARGET_MPFR) \
$(DISABLE_NLS) \
$(THREADS) \
$(MULTILIB) \
$(GCC_DECIMAL_FLOAT) \
$(SOFT_FLOAT_CONFIG_OPTION) \
$(GCC_WITH_ABI) $(GCC_WITH_ARCH) $(GCC_WITH_TUNE) \
$(GCC_USE_SJLJ_EXCEPTIONS) \
$(DISABLE_LARGEFILE) \
$(EXTRA_GCC_CONFIG_OPTIONS) \
$(EXTRA_TARGET_GCC_CONFIG_OPTIONS) \
$(EXTRA_GCC3_CONFIG_OPTIONS) \
)
touch $@
$(GCC_BUILD_DIR3)/.compiled: $(GCC_BUILD_DIR3)/.configured
PATH=$(TARGET_PATH) \
$(MAKE) -C $(GCC_BUILD_DIR3) all
touch $@
#
# gcc-lib dir changes names to gcc with 3.4.mumble
#
ifeq ($(findstring x3.4.,x$(GCC_VERSION)),x3.4.)
GCC_LIB_SUBDIR=lib/gcc/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)
else
GCC_LIB_SUBDIR=lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)
endif
# sigh... we need to find a better way
ifeq ($(findstring x4.0.,x$(GCC_VERSION)),x4.0.)
GCC_LIB_SUBDIR=lib/gcc/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)
endif
ifeq ($(findstring x4.1.,x$(GCC_VERSION)),x4.1.)
GCC_LIB_SUBDIR=lib/gcc/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)
endif
ifeq ($(findstring x4.2,x$(GCC_VERSION)),x4.2)
ifneq ($(findstring x4.2.,x$(GCC_VERSION)),x4.2.)
REAL_GCC_VERSION=$(shell cat $(GCC_SRC_DIR)/gcc/BASE-VER)
GCC_LIB_SUBDIR=lib/gcc/$(REAL_GNU_TARGET_NAME)/$(REAL_GCC_VERSION)
else
GCC_LIB_SUBDIR=lib/gcc/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)
endif
endif
GCC_INCLUDE_DIR:=include
ifeq ($(findstring x4.3,x$(GCC_VERSION)),x4.3)
GCC_LIB_SUBDIR=lib/gcc/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)
GCC_INCLUDE_DIR:=include-fixed
endif
$(TARGET_DIR)/usr/bin/gcc: $(GCC_BUILD_DIR3)/.compiled
PATH=$(TARGET_PATH) DESTDIR=$(TARGET_DIR) \
$(MAKE1) -C $(GCC_BUILD_DIR3) install
# Remove broken specs file (cross compile flag is set).
rm -f $(TARGET_DIR)/usr/$(GCC_LIB_SUBDIR)/specs
#
# Now for the ugly 3.3.x soft float hack...
#
ifeq ($(BR2_SOFT_FLOAT),y)
ifeq ($(findstring x3.3.,x$(GCC_VERSION)),x3.3.)
# Add a specs file that defaults to soft float mode.
cp toolchain/gcc/$(GCC_VERSION)/specs-$(ARCH)-soft-float $(TARGET_DIR)/usr/lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/specs
# Make sure gcc does not think we are cross compiling
$(SED) "s/^1/0/;" $(TARGET_DIR)/usr/lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/specs
endif
endif
#
# Ok... that's enough of that.
#
-(cd $(TARGET_DIR)/bin && find -type f | xargs $(STRIPCMD) > /dev/null 2>&1)
-(cd $(TARGET_DIR)/usr/bin && find -type f | xargs $(STRIPCMD) > /dev/null 2>&1)
-(cd $(TARGET_DIR)/usr/$(GCC_LIB_SUBDIR) && $(STRIPCMD) cc1 cc1plus collect2 > /dev/null 2>&1)
-(cd $(TARGET_DIR)/usr/lib && $(STRIPCMD) libstdc++.so.*.*.* > /dev/null 2>&1)
-(cd $(TARGET_DIR)/lib && $(STRIPCMD) libgcc_s*.so.*.*.* > /dev/null 2>&1)
#
rm -f $(TARGET_DIR)/usr/lib/*.la*
#rm -rf $(TARGET_DIR)/share/locale $(TARGET_DIR)/usr/info \
# $(TARGET_DIR)/usr/man $(TARGET_DIR)/usr/share/doc
# Work around problem of missing syslimits.h
if [ ! -f $(TARGET_DIR)/usr/$(GCC_LIB_SUBDIR)/$(GCC_INCLUDE_DIR)/syslimits.h ]; then \
echo "warning: working around missing syslimits.h"; \
cp -f $(STAGING_DIR)/$(GCC_LIB_SUBDIR)/$(GCC_INCLUDE_DIR)/syslimits.h \
$(TARGET_DIR)/usr/$(GCC_LIB_SUBDIR)/$(GCC_INCLUDE_DIR)/; \
fi
# Make sure we have 'cc'.
if [ ! -e $(TARGET_DIR)/usr/bin/cc ]; then \
ln -snf gcc $(TARGET_DIR)/usr/bin/cc; \
fi
# These are in /lib, so...
#rm -rf $(TARGET_DIR)/usr/lib/libgcc_s*.so*
touch -c $@
gcc_target: uclibc_target binutils_target $(TARGET_DIR)/usr/bin/gcc
gcc_target-clean:
rm -rf $(GCC_BUILD_DIR3)
rm -f $(TARGET_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)*
gcc_target-dirclean:
rm -rf $(GCC_BUILD_DIR3)
gcc-status:
@echo GCC_OFFICIAL_VERSION=$(GCC_OFFICIAL_VERSION)
@echo GCC_PATCH_DIR=$(GCC_PATCH_DIR)
@echo GCC_SITE=$(GCC_SITE)
endif
# gcc-4.x only
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