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kumquat-buildroot/make/gcc-uclibc-2.95.mk
Manuel Novoa III 3ad3d8a1d8 Update to what I'm currently using. Lots of changes... 
1) Allow selection of binutils/gcc/gdb/kernel headers to build, although
   some of the older tool patches probably need updating.
2) Rework gdb build so that remote debugging now works with gdbserver.
3) Misc. other package updates.3) Misc. other package updates.3) Misc. other package updates.
2004-09-03 00:49:43 +00:00

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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
ifeq ($(findstring 2.95,$(GCC_VERSION)),2.95)
GCC_VERSION:=$(strip $(GCC_VERSION))
GCC_SITE:=http://www.uclibc.org/downloads/toolchain
GCC_SOURCE:=gcc-20011006.tar.bz2
GCC_DIR:=$(TOOL_BUILD_DIR)/gcc-20011006
GCC_CAT:=bzcat
STLPORT_SITE=http://www.stlport.org/archive
STLPORT_SOURCE=STLport-4.5.3.tar.gz
STLPORT_DIR=$(TOOL_BUILD_DIR)/STLport-4.5.3
GCC_STRIP_HOST_BINARIES:=true
#############################################################
#
# Setup some initial stuff
#
#############################################################
ifeq ($(INSTALL_LIBSTDCPP),true)
TARGET_LANGUAGES:=c,c++
STLPORT_TARGET=stlport
else
TARGET_LANGUAGES:=c
STLPORT_TARGET=
endif
#############################################################
#
# build the first pass gcc compiler
#
#############################################################
GCC_BUILD_DIR1:=$(TOOL_BUILD_DIR)/gcc-$(GCC_VERSION)-initial
$(DL_DIR)/$(GCC_SOURCE):
mkdir -p $(DL_DIR)
$(WGET) -P $(DL_DIR) $(GCC_SITE)/$(GCC_SOURCE)
$(GCC_DIR)/.unpacked: $(DL_DIR)/$(GCC_SOURCE)
mkdir -p $(TOOL_BUILD_DIR)
$(GCC_CAT) $(DL_DIR)/$(GCC_SOURCE) | tar -C $(TOOL_BUILD_DIR) -xvf -
touch $(GCC_DIR)/.unpacked
$(GCC_DIR)/.patched: $(GCC_DIR)/.unpacked
# Apply any files named gcc-*.patch from the source directory to gcc
$(SOURCE_DIR)/patch-kernel.sh $(GCC_DIR) $(SOURCE_DIR)/gcc/$(GCC_VERSION) *.patch
#
# We do not wish to build the libstdc++ library provided with gcc,
# since it doesn't seem to work at all with uClibc plus gcc 2.95...
#
mv $(GCC_DIR)/libstdc++ $(GCC_DIR)/libstdc++.orig
mv $(GCC_DIR)/libio $(GCC_DIR)/libio.orig
#
touch $(GCC_DIR)/.patched
# 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)
-mkdir -p $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/include
# Important! Required for limits.h to be fixed.
ln -sf include $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/sys-include
(cd $(GCC_BUILD_DIR1); PATH=$(TARGET_PATH) \
$(GCC_DIR)/configure \
--prefix=$(STAGING_DIR) \
--build=$(GNU_HOST_NAME) \
--host=$(GNU_HOST_NAME) \
--target=$(REAL_GNU_TARGET_NAME) \
--enable-languages=c \
--disable-shared \
--includedir=$(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/include \
--with-headers=$(TOOL_BUILD_DIR)/uClibc_dev/usr/include \
--disable-__cxa_atexit \
--enable-target-optspace \
--with-gnu-ld \
$(DISABLE_NLS) \
$(MULTILIB) \
$(SOFT_FLOAT_CONFIG_OPTION) \
$(EXTRA_GCC_CONFIG_OPTIONS));
touch $(GCC_BUILD_DIR1)/.configured
$(GCC_BUILD_DIR1)/.compiled: $(GCC_BUILD_DIR1)/.configured
PATH=$(TARGET_PATH) $(MAKE) $(JLEVEL) -C $(GCC_BUILD_DIR1) all-gcc
touch $(GCC_BUILD_DIR1)/.compiled
$(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-gcc: $(GCC_BUILD_DIR1)/.compiled
PATH=$(TARGET_PATH) $(MAKE) $(JLEVEL) -C $(GCC_BUILD_DIR1) install-gcc
#rm -f $(STAGING_DIR)/bin/gccbug $(STAGING_DIR)/bin/gcov
#rm -rf $(STAGING_DIR)/info $(STAGING_DIR)/man $(STAGING_DIR)/share/doc $(STAGING_DIR)/share/locale
gcc_initial: uclibc-configured binutils $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-gcc
gcc_initial-clean:
rm -rf $(GCC_BUILD_DIR1)
rm -f $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)*
gcc_initial-dirclean:
rm -rf $(GCC_BUILD_DIR1)
#############################################################
#
# STLport -- an alternative C++ library
#
#############################################################
STLPORT_PATCH=$(SOURCE_DIR)/STLport-4.5.3.patch
$(DL_DIR)/$(STLPORT_SOURCE):
$(WGET) -P $(DL_DIR) $(STLPORT_SITE)/$(STLPORT_SOURCE)
$(STLPORT_DIR)/Makefile: $(DL_DIR)/$(STLPORT_SOURCE) $(STLPORT_PATCH)
zcat $(DL_DIR)/$(STLPORT_SOURCE) | tar -C $(TOOL_BUILD_DIR) -xvf -
cat $(STLPORT_PATCH) | patch -d $(STLPORT_DIR) -p1
$(STLPORT_DIR)/lib/libstdc++.a: $(STLPORT_DIR)/Makefile
$(MAKE) ARCH=$(OPTIMIZE_FOR_CPU) PREFIX=$(STAGING_DIR)/$(REAL_GNU_TARGET_NAME) -C $(STLPORT_DIR)
$(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/lib/libstdc++.a: $(STLPORT_DIR)/lib/libstdc++.a
$(MAKE) ARCH=$(OPTIMIZE_FOR_CPU) PREFIX=$(STAGING_DIR)/$(REAL_GNU_TARGET_NAME) -C $(STLPORT_DIR) install
stlport: $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/lib/libstdc++.a
stlport-source: $(DL_DIR)/$(STLPORT_SOURCE)
stlport-clean:
rm -f $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/lib/libstdc++*
rm -f $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/include/c++*
-$(MAKE) -C $(STLPORT_DIR) clean
stlport-dirclean:
rm -f $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/lib/libstdc++*
rm -f $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/include/g++-v3*
rm -rf $(STLPORT_DIR)
#############################################################
#
# second pass compiler build. Build the compiler targeting
# the newly built shared uClibc library.
#
#############################################################
GCC_BUILD_DIR2:=$(TOOL_BUILD_DIR)/gcc-$(GCC_VERSION)-final
$(GCC_BUILD_DIR2)/.configured: $(GCC_DIR)/.patched $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/lib/libc.a
mkdir -p $(GCC_BUILD_DIR2)
(cd $(GCC_BUILD_DIR2); PATH=$(TARGET_PATH) \
$(GCC_DIR)/configure \
--prefix=$(STAGING_DIR) \
--build=$(GNU_HOST_NAME) \
--host=$(GNU_HOST_NAME) \
--target=$(REAL_GNU_TARGET_NAME) \
--enable-languages=$(TARGET_LANGUAGES) \
--enable-shared \
--with-gxx-include-dir=$(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/include/c++ \
--disable-__cxa_atexit \
--enable-target-optspace \
--with-gnu-ld \
$(DISABLE_NLS) \
$(MULTILIB) \
$(SOFT_FLOAT_CONFIG_OPTION) \
$(EXTRA_GCC_CONFIG_OPTIONS));
touch $(GCC_BUILD_DIR2)/.configured
$(GCC_BUILD_DIR2)/.compiled: $(GCC_BUILD_DIR2)/.configured
PATH=$(TARGET_PATH) $(MAKE) $(JLEVEL) -C $(GCC_BUILD_DIR2) all
touch $(GCC_BUILD_DIR2)/.compiled
$(GCC_BUILD_DIR2)/.installed: $(GCC_BUILD_DIR2)/.compiled
PATH=$(TARGET_PATH) $(MAKE) $(JLEVEL) -C $(GCC_BUILD_DIR2) install
# Strip the host binaries
ifeq ($(GCC_STRIP_HOST_BINARIES),true)
-strip --strip-all -R .note -R .comment $(STAGING_DIR)/bin/*
endif
# Set up the symlinks to enable lying about target name.
set -e; \
(cd $(STAGING_DIR); \
ln -sf $(REAL_GNU_TARGET_NAME) $(GNU_TARGET_NAME); \
cd bin; \
for app in $(REAL_GNU_TARGET_NAME)-* ; do \
ln -sf $${app} \
$(GNU_TARGET_NAME)$${app##$(REAL_GNU_TARGET_NAME)}; \
done; \
);
touch $(GCC_BUILD_DIR2)/.installed
gcc: uclibc-configured binutils gcc_initial $(LIBFLOAT_TARGET) uclibc \
$(GCC_BUILD_DIR2)/.installed $(GCC_TARGETS) $(STLPORT_TARGET)
gcc-source: $(DL_DIR)/$(GCC_SOURCE)
gcc-clean:
rm -rf $(GCC_BUILD_DIR2)
rm -f $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)*
gcc-dirclean:
rm -rf $(GCC_BUILD_DIR2)
#############################################################
#
# Next build target gcc compiler
#
#############################################################
GCC_BUILD_DIR3:=$(BUILD_DIR)/gcc-$(GCC_VERSION)-target
$(GCC_BUILD_DIR3)/.configured: $(GCC_BUILD_DIR2)/.installed
mkdir -p $(GCC_BUILD_DIR3)
(cd $(GCC_BUILD_DIR3); PATH=$(TARGET_PATH) \
$(GCC_DIR)/configure \
--prefix=/usr \
--build=$(GNU_HOST_NAME) \
--host=$(REAL_GNU_TARGET_NAME) \
--target=$(REAL_GNU_TARGET_NAME) \
--enable-languages=$(TARGET_LANGUAGES) \
--enable-shared \
--with-gxx-include-dir=/usr/include/c++ \
--disable-__cxa_atexit \
--enable-target-optspace \
--with-gnu-ld \
$(DISABLE_NLS) \
$(MULTILIB) \
$(SOFT_FLOAT_CONFIG_OPTION) \
$(EXTRA_GCC_CONFIG_OPTIONS));
touch $(GCC_BUILD_DIR3)/.configured
$(GCC_BUILD_DIR3)/.compiled: $(GCC_BUILD_DIR3)/.configured
PATH=$(TARGET_PATH) \
$(MAKE) $(JLEVEL) $(TARGET_GCC_ARGS) -C $(GCC_BUILD_DIR3) all
touch $(GCC_BUILD_DIR3)/.compiled
$(TARGET_DIR)/usr/bin/gcc: $(GCC_BUILD_DIR3)/.compiled
PATH=$(TARGET_PATH) \
$(MAKE) $(JLEVEL) DESTDIR=$(TARGET_DIR) -C $(GCC_BUILD_DIR3) install
# Remove broken specs file (cross compile flag is set).
rm -f $(TARGET_DIR)/usr/lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/specs
-(cd $(TARGET_DIR)/bin; find -type f | xargs $(STRIP) > /dev/null 2>&1)
-(cd $(TARGET_DIR)/usr/bin; find -type f | xargs $(STRIP) > /dev/null 2>&1)
-(cd $(TARGET_DIR)/usr/lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION); $(STRIP) cc1 cc1plus collect2 > /dev/null 2>&1)
-(cd $(TARGET_DIR)/usr/lib; $(STRIP) libstdc++.so.*.*.* > /dev/null 2>&1)
-(cd $(TARGET_DIR)/lib; $(STRIP) 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
cp -f $(STAGING_DIR)/usr/lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/include/syslimits.h $(TARGET_DIR)/usr/lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/include/
# These are in /lib, so...
#rm -rf $(TARGET_DIR)/usr/lib/libgcc_s.so*
#touch -c $(TARGET_DIR)/usr/bin/gcc
gcc_target: uclibc_target binutils_target $(TARGET_DIR)/usr/bin/gcc
gcc_target-clean:
rm -rf $(GCC_BUILD_DIR3)
rm -f $(TARGET_DIR)/bin/$(REAL_GNU_TARGET_NAME)*
gcc_target-dirclean:
rm -rf $(GCC_BUILD_DIR3)
endif
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