forked from Archive/PX4-Autopilot
209 lines
6.7 KiB
Makefile
209 lines
6.7 KiB
Makefile
# Makefile for to build a gcc/nuttx toolchain
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#
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# Copyright (C) 2002-2003 Erik Andersen <andersen@uclibc.org>
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# Copyright (C) 2004 Manuel Novoa III <mjn3@uclibc.org>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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# sysroot support works with gcc >= 4.2.0 only
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ifeq ($(BR2_GCC_SUPPORTS_SYSROOT),y)
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GCC_OFFICIAL_VER:=$(GCC_VERSION)
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GCC_SITE:=http://ftp.gnu.org/gnu/gcc/gcc-$(GCC_VERSION)
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#GCC_SITE:=ftp://ftp.ibiblio.org/pub/mirrors/gnu/ftp/gnu/gcc/gcc-$(GCC_OFFICIAL_VER)
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GCC_SOURCE:=gcc-$(GCC_OFFICIAL_VER).tar.bz2
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GCC_DIR:=$(TOOL_BUILD_DIR)/gcc-$(GCC_OFFICIAL_VER)
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GCC_CAT:=$(BZCAT)
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GCC_STRIP_HOST_BINARIES:=true
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# gcc 4.6.x quadmath requires wchar
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ifneq ($(BR2_TOOLCHAIN_BUILDROOT_WCHAR),y)
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GCC_QUADMATH=--disable-libquadmath
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endif
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#############################################################
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#
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# Setup some initial stuff
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#
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#############################################################
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GCC_TARGET_LANGUAGES:=c
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ifeq ($(BR2_INSTALL_LIBSTDCPP),y)
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GCC_TARGET_LANGUAGES:=$(GCC_TARGET_LANGUAGES),c++
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endif
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ifeq ($(BR2_INSTALL_LIBGCJ),y)
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GCC_TARGET_LANGUAGES:=$(GCC_TARGET_LANGUAGES),java
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endif
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ifeq ($(BR2_INSTALL_OBJC),y)
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GCC_TARGET_LANGUAGES:=$(GCC_TARGET_LANGUAGES),objc
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endif
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ifeq ($(BR2_INSTALL_FORTRAN),y)
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GCC_TARGET_LANGUAGES:=$(GCC_TARGET_LANGUAGES),fortran
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endif
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GCC_SHARED_LIBGCC:=--disable-shared
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ifneq ($(BR2_ENABLE_LOCALE),y)
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GCC_ENABLE_CLOCALE:=--disable-clocale
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endif
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#############################################################
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#
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# build the gcc compiler
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#
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#############################################################
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GCC_BUILD_DIR:=$(TOOL_BUILD_DIR)/gcc-$(GCC_VERSION)-build
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$(DL_DIR)/$(GCC_SOURCE):
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mkdir -p $(DL_DIR)
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$(WGET) -P $(DL_DIR) $(GCC_SITE)/$(GCC_SOURCE)
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gcc-unpacked: $(GCC_DIR)/.unpacked
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$(GCC_DIR)/.unpacked: $(DL_DIR)/$(GCC_SOURCE)
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mkdir -p $(TOOL_BUILD_DIR)
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$(GCC_CAT) $(DL_DIR)/$(GCC_SOURCE) | tar -C $(TOOL_BUILD_DIR) $(TAR_OPTIONS) -
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$(CONFIG_UPDATE) $(GCC_DIR)
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touch $@
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gcc-patched: $(GCC_DIR)/.patched
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$(GCC_DIR)/.patched: $(GCC_DIR)/.unpacked
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# Apply any files named gcc-*.patch from the source directory to gcc
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toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc/$(GCC_VERSION) \*.patch
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# Note: The soft float situation has improved considerably with gcc 3.4.x.
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# We can dispense with the custom spec files, as well as libfloat for the arm case.
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# However, we still need a patch for arm. There's a similar patch for gcc 3.3.x
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# which needs to be integrated so we can kill of libfloat for good, except for
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# anyone (?) who might still be using gcc 2.95. mjn3
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ifeq ($(BR2_SOFT_FLOAT),y)
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ifeq ("$(strip $(ARCH))","arm")
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toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc/$(GCC_VERSION) arm-softfloat.patch.conditional
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endif
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ifeq ("$(strip $(ARCH))","armeb")
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toolchain/patch-kernel.sh $(GCC_DIR) toolchain/gcc/$(GCC_VERSION) arm-softfloat.patch.conditional
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endif
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endif
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touch $@
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$(GCC_BUILD_DIR)/.configured: $(GCC_DIR)/.patched
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mkdir -p $(GCC_BUILD_DIR)
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# Important! Required for limits.h to be fixed.
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ln -snf ../include/ $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/sys-include
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(cd $(GCC_BUILD_DIR); rm -rf config.cache; PATH=$(TARGET_PATH) \
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CC="$(HOSTCC)" \
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$(GCC_DIR)/configure \
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--prefix=$(STAGING_DIR) \
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--build=$(GNU_HOST_NAME) \
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--host=$(GNU_HOST_NAME) \
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--target=$(REAL_GNU_TARGET_NAME) \
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--enable-languages=$(GCC_TARGET_LANGUAGES) \
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--disable-__cxa_atexit \
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--disable-libssp \
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--enable-target-optspace \
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--with-gnu-ld \
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$(GCC_SHARED_LIBGCC) \
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$(DISABLE_NLS) \
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$(THREADS) \
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$(MULTILIB) \
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$(SOFT_FLOAT_CONFIG_OPTION) \
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$(GCC_WITH_ABI) $(GCC_WITH_ARCH) $(GCC_WITH_TUNE) $(GCC_WITH_MODE) \
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$(GCC_USE_SJLJ_EXCEPTIONS) \
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$(DISABLE_LARGEFILE) \
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$(EXTRA_GCC_CONFIG_OPTIONS));
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touch $@
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$(GCC_BUILD_DIR)/.compiled: $(GCC_BUILD_DIR)/.configured
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PATH=$(TARGET_PATH) $(MAKE) -C $(GCC_BUILD_DIR) all
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touch $@
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$(GCC_BUILD_DIR)/.installed: $(GCC_BUILD_DIR)/.compiled
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PATH=$(TARGET_PATH) $(MAKE) -C $(GCC_BUILD_DIR) install
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if [ -d "$(STAGING_DIR)/lib64" ] ; then \
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if [ ! -e "$(STAGING_DIR)/lib" ] ; then \
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mkdir "$(STAGING_DIR)/lib" ; \
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fi ; \
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mv "$(STAGING_DIR)/lib64/"* "$(STAGING_DIR)/lib/" ; \
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rmdir "$(STAGING_DIR)/lib64" ; \
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fi
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# Strip the host binaries
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ifeq ($(GCC_STRIP_HOST_BINARIES),true)
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-strip --strip-all -R .note -R .comment $(STAGING_DIR)/bin/*
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endif
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# Make sure we have 'cc'.
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if [ ! -e $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-cc ] ; then \
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ln -snf $(REAL_GNU_TARGET_NAME)-gcc \
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$(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-cc ; \
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fi;
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if [ ! -e $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/bin/cc ] ; then \
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ln -snf gcc $(STAGING_DIR)/$(REAL_GNU_TARGET_NAME)/bin/cc ; \
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fi;
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# Set up the symlinks to enable lying about target name.
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set -e; \
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(cd $(STAGING_DIR); \
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if [ "$(REAL_GNU_TARGET_NAME)" != "$(GNU_TARGET_NAME)" ]; then \
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ln -snf $(REAL_GNU_TARGET_NAME) $(GNU_TARGET_NAME); \
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cd bin; \
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for app in $(REAL_GNU_TARGET_NAME)-* ; do \
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ln -snf $${app} \
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$(GNU_TARGET_NAME)$${app##$(REAL_GNU_TARGET_NAME)}; \
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done; \
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fi; \
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);
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#
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# Ok... that's enough of that.
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#
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touch $@
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$(GCC_BUILD_DIR)/.libs_installed: $(GCC_BUILD_DIR)/.installed
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ifeq ($(BR2_INSTALL_LIBSTDCPP),y)
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# We have disabled building of libstdc++ for NuttX
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#-cp -dpf $(STAGING_DIR)/lib/libstdc++.so* $(TARGET_DIR)/lib/
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endif
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ifeq ($(BR2_INSTALL_LIBGCJ),y)
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-cp -dpf $(STAGING_DIR)/lib/libgcj.so* $(TARGET_DIR)/lib/
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-cp -dpf $(STAGING_DIR)/lib/lib-org-w3c-dom.so* $(TARGET_DIR)/lib/
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-cp -dpf $(STAGING_DIR)/lib/lib-org-xml-sax.so* $(TARGET_DIR)/lib/
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-mkdir -p $(TARGET_DIR)/usr/lib/security
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-cp -dpf $(STAGING_DIR)/usr/lib/security/libgcj.security $(TARGET_DIR)/usr/lib/security/
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-cp -dpf $(STAGING_DIR)/usr/lib/security/classpath.security $(TARGET_DIR)/usr/lib/security/
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endif
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touch $@
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gcc: binutils $(LIBFLOAT_TARGET) \
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$(GCC_BUILD_DIR)/.installed $(GCC_BUILD_DIR)/.libs_installed \
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$(GCC_TARGETS)
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gcc-source: $(DL_DIR)/$(GCC_SOURCE)
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gcc-clean:
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rm -rf $(GCC_BUILD_DIR)
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for prog in cpp gcc gcc-[0-9]* protoize unprotoize gcov gccbug cc; do \
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rm -f $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-$$prog \
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rm -f $(STAGING_DIR)/bin/$(GNU_TARGET_NAME)-$$prog; \
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done
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gcc-dirclean:
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rm -rf $(GCC_BUILD_DIR)
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ifeq ($(strip $(BR2_PACKAGE_GCC)),y)
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TARGETS += gcc
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endif
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endif
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