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################################################################################
# Embtoolkit
# Copyright(C) 2012-2014 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 musl.mk
# \brief musl.mk of Embtoolkit
# \author Abdoulaye Walsimou GAYE <awg@embtoolkit.org>
# \date October 2012
################################################################################
MUSL_NAME := musl
MUSL_VERSION := $(call embtk_get_pkgversion,musl)
MUSL_SITE := http://www.musl-libc.org/releases
MUSL_GIT_SITE := git://git.musl-libc.org/musl
MUSL_PACKAGE := musl-$(MUSL_VERSION).tar.gz
MUSL_SRC_DIR := $(embtk_toolsb)/musl-$(MUSL_VERSION)
MUSL_BUILD_DIR := $(call __embtk_pkg_srcdir,musl)
__embtk_musl_v = "$(MUSL_VERSION) -"
__embtk_musl_v += "Cross Compiler $(embtk_targetcc_name-v) [$(embtk_host_uname)]"
__embtk_musl_cflags := $(TARGET_CFLAGS)
__embtk_musl_cflags += $(if $(embtk_toolchain_use_llvm-y),-Wno-unknown-warning-option)
#
# musl fixup:
# 1: clang does not support -frounding-math cflag
#
define pembtk_musl_fixup
$(if $(embtk_toolchain_use_llvm-y),
configure=$(call __embtk_pkg_srcdir,musl)/configure; \
sed -e '/tryflag[[:space:]]CFLAGS_C99FSE[[:space:]]-frounding-math/d' \
< $$configure > $$configure.tmp; \
mv $$configure.tmp $$configure; chmod 0755 $$configure)
endef
define embtk_beforeinstall_musl
$(MAKE) -C $(MUSL_BUILD_DIR) distclean
$(pembtk_musl_fixup)
cd $(MUSL_SRC_DIR); \
CC=$(TARGETCC_CACHED) \
CROSS_COMPILE="$(CROSS_COMPILE)" \
CFLAGS="$(__embtk_musl_cflags)" \
$(CONFIG_SHELL) $(MUSL_SRC_DIR)/configure \
--target=$(LINUX_ARCH) --host=$(LINUX_ARCH) \
--disable-gcc-wrapper --enable-warnings \
--prefix=/ --syslibdir=/$(LIBDIR) --libdir=/$(LIBDIR) \
--includedir=/usr/include
echo "$(__embtk_musl_v)" > $(MUSL_SRC_DIR)/VERSION
$(call __embtk_setconfigured_pkg,musl)
endef
define __embtk_install_musl
$(Q)$(MAKE) -C $(MUSL_BUILD_DIR) \
DESTDIR=$(embtk_sysroot) install-libs install-headers
$(Q)cd $(embtk_sysroot)/$(LIBDIR); \
ln -sf libc.so $(embtk_musl_dlinker).so.1
endef
define embtk_install_musl
$(__embtk_install_musl)
endef
define embtk_cleanup_musl
if [ -d $(MUSL_BUILD_DIR) ]; then \
$(MAKE) -C $(MUSL_BUILD_DIR) distclean; \
$(call __embtk_unsetconfigured_pkg,musl); \
$(call __embtk_unsetinstalled_pkg,musl); \
$(call __embtk_unsetkconfigured_pkg,musl); \
fi
endef
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