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################################################################################
# Embtoolkit
# Copyright(C) 2009-2011 Abdoulaye Walsimou GAYE.
#
# 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, see <http://www.gnu.org/licenses/>.
#
################################################################################
#
# \file eglibc.mk
# \brief eglibc.mk of Embtoolkit
# \author Abdoulaye Walsimou GAYE <awg@embtoolkit.org>
# \date May 2009
################################################################################
EGLIBC_NAME := eglibc
EGLIBC_VERSION := $(call embtk_get_pkgversion,eglibc)
EGLIBC_SVN_SITE := http://www.eglibc.org/svn
EGLIBC_SRC_DIR := $(call __embtk_pkg_localsvn,eglibc)
EGLIBC_BUILD_DIR := $(embtk_toolsb)/eglibc-build
EGLIBC_HEADERS_NAME := eglibc_headers
EGLIBC_HEADERS_VERSION := $(EGLIBC_VERSION)
EGLIBC_HEADERS_SVN_SITE := $(EGLIBC_SVN_SITE)
EGLIBC_HEADERS_SRC_DIR := $(EGLIBC_SRC_DIR)
EGLIBC_HEADERS_BUILD_DIR := $(embtk_toolsb)/eglibc-headers-build
EGLIBC_HEADERS_KCONFIGS_NAME := EGLIBC
__embtk_eglibc_cflags := $(filter-out $(__clang_cflags),$(TARGET_CFLAGS))
__embtk_eglibc_cflags += $(EMBTK_TARGET_MCPU)
__embtk_eglibc_cflags += $(EMBTK_TARGET_ABI) $(EMBTK_TARGET_FLOAT_CFLAGS)
__embtk_eglibc_cflags += $(EMBTK_TARGET_MARCH) -pipe
# eglibc does not support -O0 optimization
embtk_eglibc_cflags := $(subst -O0,-O1,$(__embtk_eglibc_cflags))
# Hard or soft floating point in eglibc?
embtk_eglibc_floattype := $(if $(CONFIG_EMBTK_SOFTFLOAT), \
--with-fp=no,--with-fp=yes)
# Versioning in eglibc
embtk_eglibc_versioning-$(CONFIG_EMBTK_EGLIBC_DISABLE_VERSIONING) := \
--disable-versioning
embtk_eglibc_optgroups_f := $(EMBTK_ROOT)/mk/eglibc/eglibc-$(EGLIBC_VERSION)-options.mk
eglibc_optgroups_f := $(EGLIBC_BUILD_DIR)/option-groups.config
eglibc_headers_optgroups_f := $(EGLIBC_HEADERS_BUILD_DIR)/option-groups.config
ifeq ($(embtk_buildhost_os_type),bsd)
embtk_eglibc_buildcflags := -I/usr/local/include
embtk_eglibc_buildldflags := -L/usr/local/lib -lintl
endif
#
# Install dummy eglibc needed to build gcc stage 2
#
define __embtk_install_eglibc_dummy
$(TARGETGCC) -nostdlib -nostartfiles -shared -x c /dev/null \
-o $(embtk_sysroot)/$(LIBDIR)/libc.so.6
echo '/* GNU ld script - Dummy eglibc linker script. */' \
> $(embtk_sysroot)/usr/$(LIBDIR)/libc.so
$(TARGETGCC) -Wl,--verbose 2>&1 | sed -n '/OUTPUT_FORMAT/,/)/p' \
>> $(embtk_sysroot)/usr/$(LIBDIR)/libc.so
echo 'GROUP(AS_NEEDED(libc.so.6))' \
>> $(embtk_sysroot)/usr/$(LIBDIR)/libc.so
endef
#
# eglibc headers install
#
define embtk_configure_eglibc_headers
cd $(EGLIBC_HEADERS_BUILD_DIR); \
BUILD_CC=$(HOSTCC_CACHED) \
CFLAGS="$(embtk_eglibc_cflags)" \
CC=$(TARGETGCC) \
CXX=$(TARGETGCXX) \
AR=$(TARGETAR) \
RANLIB=$(TARGETRANLIB) \
$(CONFIG_SHELL) $(EGLIBC_SRC_DIR)/libc/configure \
--prefix=/usr --with-headers=$(embtk_sysroot)/usr/include \
--host=$(STRICT_GNU_TARGET) --build=$(HOST_BUILD) \
$(embtk_eglibc_floattype) --disable-profile --without-gd --without-cvs \
--enable-add-ons --enable-kernel="2.6.27" $(embtk_eglibc_versioning-y) \
--with-bugurl=$(EMBTK_BUGURL)
touch touch $(call __embtk_pkg_dotconfigured_f,eglibc_headers)
endef
define __embtk_install_eglibc_headers
$(call embtk_pinfo,"Installing eglibc headers...")
$(call embtk_download_pkg,eglibc)
[ -e $(EGLIBC_SRC_DIR)/libc/ports ] || \
ln -sf $(EGLIBC_SRC_DIR)/ports $(EGLIBC_SRC_DIR)/libc/ports
$(embtk_parse_eglibc_optgroups)
$(embtk_configure_eglibc_headers)
$(MAKE) -C $(EGLIBC_HEADERS_BUILD_DIR) install-headers \
install_root=$(embtk_sysroot) install-bootstrap-headers=yes && \
$(MAKE) -C $(EGLIBC_HEADERS_BUILD_DIR) csu/subdir_lib
cp $(EGLIBC_HEADERS_BUILD_DIR)/csu/crt1.o $(embtk_sysroot)/usr/$(LIBDIR)/
cp $(EGLIBC_HEADERS_BUILD_DIR)/csu/crti.o $(embtk_sysroot)/usr/$(LIBDIR)/
cp $(EGLIBC_HEADERS_BUILD_DIR)/csu/crtn.o $(embtk_sysroot)/usr/$(LIBDIR)/
$(__embtk_install_eglibc_dummy)
touch $(call __embtk_pkg_dotinstalled_f,eglibc_headers)
$(call __embtk_pkg_gen_dotkconfig_f,eglibc_headers)
endef
define embtk_install_eglibc_headers
$(if $(call __embtk_pkg_installed-y,eglibc_headers),true, \
$(__embtk_install_eglibc_headers))
endef
#
# eglibc install
#
define embtk_configure_eglibc
cd $(EGLIBC_BUILD_DIR); \
BUILD_CC="$(hostcc_cached)" \
CFLAGS="$(embtk_eglibc_cflags)" \
CC=$(TARGETGCC_CACHED) \
CXX=$(TARGETGCXX_CACHED) \
AR=$(TARGETAR) \
RANLIB=$(TARGETRANLIB) \
$(CONFIG_SHELL) $(EGLIBC_SRC_DIR)/libc/configure \
--prefix=/usr --with-headers=$(embtk_sysroot)/usr/include \
--host=$(STRICT_GNU_TARGET) --build=$(HOST_BUILD) \
$(embtk_eglibc_floattype) --disable-profile --without-gd --without-cvs \
--enable-add-ons --enable-kernel="2.6.27" $(embtk_eglibc_versioning-y) \
--with-bugurl=$(EMBTK_BUGURL) \
--with-pkgversion="EGLIBC from embtoolkit-$(EMBTK_VERSION)"
touch $(EGLIBC_BUILD_DIR)/.eglibc.embtk.conifgured
touch $(call __embtk_pkg_dotconfigured_f,eglibc)
endef
define __embtk_install_eglibc
$(call embtk_pinfo,"Installing eglibc...")
$(embtk_configure_eglibc)
PATH=$(PATH):$(embtk_tools)/bin/ $(MAKE) -C $(EGLIBC_BUILD_DIR) $(J) \
BUILD_CFLAGS="$(embtk_eglibc_buildcflags)" \
BUILD_LDFLAGS="$(embtk_eglibc_buildldflags)"
PATH=$(PATH):$(embtk_tools)/bin/ $(MAKE) -C $(EGLIBC_BUILD_DIR) \
BUILD_CFLAGS="$(embtk_eglibc_buildcflags)" \
BUILD_LDFLAGS="$(embtk_eglibc_buildldflags)" \
install_root=$(embtk_sysroot) install
touch $(call __embtk_pkg_dotinstalled_f,eglibc)
$(call __embtk_pkg_gen_dotkconfig_f,eglibc)
endef
define embtk_install_eglibc
$(if $(call __embtk_pkg_installed-y,eglibc),true, \
$(__embtk_install_eglibc))
endef
#
# clean targets
#
define embtk_cleanup_eglibc
rm -rf $(EGLIBC_BUILD_DIR)
endef
define embtk_cleanup_eglibc_headers
rm -rf $(EGLIBC_HEADERS_BUILD_DIR)
endef
#
# options groups parsing
#
__embtk_get_eglibc_optgroups = grep "CONFIG_KEMBTK_EGLIBC_" $(EMBTK_DOTCONFIG) \
| sed -e 's/CONFIG_KEMBTK_EGLIBC_*//g' | sed -e 's/"//g'
define embtk_parse_eglibc_optgroups
mkdir -p $(EGLIBC_BUILD_DIR)
mkdir -p $(EGLIBC_HEADERS_BUILD_DIR)
cat $(embtk_eglibc_optgroups_f) > $(eglibc_headers_optgroups_f)
echo "###############################" >> $(eglibc_headers_optgroups_f)
echo "# From embtk-$(EMBTK_VERSION) #" >> $(eglibc_headers_optgroups_f)
echo "###############################" >> $(eglibc_headers_optgroups_f)
$(__embtk_get_eglibc_optgroups) >> $(eglibc_headers_optgroups_f)
cp $(eglibc_headers_optgroups_f) $(eglibc_optgroups_f)
endef
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