void-packages/srcpkgs/cross-armv7l-linux-musleabihf/template
jbu 865a129512 cross-arm-linux-musleabihf: fix unresolved extern
When linking against libgcc.a, there is an unresolved (in musl libc) external
__write() referenced from libgcc/config/arm/linux-atomic-64bit.c,
so make the patch replace it with libc write(2).
2015-08-14 12:57:42 +02:00

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# Template build file for 'cross-armv7l-linux-musleabihf'
#
_binutils_version=2.25
_gcc_version=4.9.3
_musl_version=1.1.10
_linux_version=3.18.6
_triplet=armv7l-linux-musleabihf
_fpuflags="--with-arch=armv7-a --with-fpu=vfpv3 --with-float=hard"
_archflags="-march=armv7-a -mfpu=vfpv3 -mfloat-abi=hard"
_sysroot="/usr/${_triplet}"
pkgname=cross-${_triplet}
version=0.20
revision=2
short_desc="Cross toolchain for ARMv7 LE Hard Float target (musl)"
maintainer="Juan RP <xtraeme@voidlinux.eu>"
homepage="http://www.voidlinux.eu"
license="Public Domain"
distfiles="
http://ftp.gnu.org/pub/gnu/binutils/binutils-${_binutils_version}.tar.bz2
http://ftp.gnu.org/pub/gnu/gcc/gcc-${_gcc_version}/gcc-${_gcc_version}.tar.bz2
http://www.kernel.org/pub/linux/kernel/v3.x/linux-${_linux_version}.tar.xz
http://www.musl-libc.org/releases/musl-${_musl_version}.tar.gz"
checksum="
22defc65cfa3ef2a3395faaea75d6331c6e62ea5dfacfed3e2ec17b08c882923
2332b2a5a321b57508b9031354a8503af6fdfb868b8c1748d33028d100a8b67e
c4c1a4841173aa572d79b7530db92ce493dbefe8049e6f461a46dd897df253f5
45bbe9b1c7f7a0f743477af1e103b6889bfe4dd9815e16f6c89f6c90831c8b7c"
lib32disabled=yes
nocross=yes
nodebug=yes
create_wrksrc=yes
hostmakedepends="perl flex"
makedepends="zlib-devel gmp-devel mpfr-devel libmpc-devel"
nostrip_files="libgcc.a libgcov.a libgcc_eh.a"
depends="${pkgname}-libc-${version}_${revision}"
_apply_patch() {
local args="$1" pname="$(basename $2)"
if [ ! -f ".${pname}_done" ]; then
patch -N $args -i ${2}
touch .${pname}_done
fi
}
_binutils_build() {
[ -f ${wrksrc}/.binutils_build_done ] && return 0
cd ${wrksrc}
msg_normal "Building cross binutils bootstrap\n"
[ ! -d binutils-build ] && mkdir binutils-build
cd binutils-build
../binutils-${_binutils_version}/configure \
--prefix=/usr --target=${_triplet} --with-sysroot=${_sysroot} \
--disable-nls --disable-multilib --disable-werror \
--disable-shared ${_fpuflags}
make configure-host && make ${makejobs}
make install
touch ${wrksrc}/.binutils_build_done
}
_gcc_bootstrap() {
[ -f ${wrksrc}/.gcc_bootstrap_done ] && return 0
cd ${wrksrc}/gcc-${_gcc_version}
_apply_patch -p1 ${FILESDIR}/gcc-4.9.2-musl.diff
msg_normal "Building cross gcc bootstrap\n"
[ ! -d ../gcc-bootstrap ] && mkdir ../gcc-bootstrap
cd ../gcc-bootstrap
CFLAGS="-O0 -g0" CXXFLAGS="-O0 -g0" \
../gcc-${_gcc_version}/configure --prefix=/usr \
--target=${_triplet} --with-sysroot=${_sysroot} --with-newlib \
--enable-languages=c --with-newlib --disable-libssp --disable-nls \
--disable-libquadmath --disable-threads --disable-decimal-float \
--disable-shared --disable-libmudflap --disable-libgomp \
--disable-libatomic ${_fpuflags}
make ${makejobs}
make install
touch ${wrksrc}/.gcc_bootstrap_done
}
_linux_headers() {
[ -f ${wrksrc}/.linux_build_done ] && return 0
cd ${wrksrc}
msg_normal "Building Linux API headers for ARM\n"
cd linux-${_linux_version}
for f in ${XBPS_SRCPKGDIR}/kernel-libc-headers/patches/*.patch; do
_apply_patch -p0 $f
done
make ARCH=arm headers_check
make ARCH=arm INSTALL_HDR_PATH=${_sysroot}/usr headers_install
touch ${wrksrc}/.linux_build_done
}
_musl_build() {
[ -f ${wrksrc}/.musl_build_done ] && return 0
cd ${wrksrc}/musl-${_musl_version}
msg_normal "Building cross musl libc\n"
CC="${_triplet}-gcc" CFLAGS="-Os -pipe ${_archflags}" \
./configure --prefix=/usr \
make ${makejobs}
make DESTDIR=${_sysroot} install
touch ${wrksrc}/.musl_build_done
}
_gcc_build() {
[ -f ${wrksrc}/.gcc_build_done ] && return 0
cd ${wrksrc}
msg_normal "Building cross gcc final\n"
[ ! -d gcc-build ] && mkdir gcc-build
cd gcc-build
../gcc-${_gcc_version}/configure \
--target=${_triplet} --with-sysroot=${_sysroot} --prefix=/usr \
--enable-languages=c,c++,lto --enable-lto --disable-libsanitizer \
--disable-multilib --disable-nls --disable-libquadmath \
--disable-libmudflap --enable-shared ${_fpuflags}
make ${makejobs}
touch ${wrksrc}/.gcc_build_done
}
do_build() {
# Ensure we use sane environment
unset CC CXX CPP LD AS AR RANLIB OBJDUMP READELF NM
unset CFLAGS CXXFLAGS CPPFLAGS LDFLAGS
export CFLAGS="-Os -pipe" CXXFLAGS="-Os -pipe"
for f in include lib libexec bin sbin; do
if [ ! -d ${_sysroot}/usr/${f} ]; then
mkdir -p ${_sysroot}/usr/${f}
fi
if [ ! -h ${_sysroot}/${f} ]; then
ln -sfr ${_sysroot}/usr/${f} ${_sysroot}/${f}
fi
done
_binutils_build
_gcc_bootstrap
_linux_headers
_musl_build
_gcc_build
}
do_install() {
for f in include lib libexec bin sbin; do
if [ ! -d ${DESTDIR}/${_sysroot}/usr/${f} ]; then
mkdir -p ${DESTDIR}/${_sysroot}/usr/${f}
fi
if [ ! -h ${DESTDIR}/${_sysroot}/${f} ]; then
ln -sfr ${DESTDIR}/${_sysroot}/usr/${f} \
${DESTDIR}/${_sysroot}/${f}
fi
done
# install linux API headers
cd ${wrksrc}/linux-${_linux_version}
make ARCH=arm INSTALL_HDR_PATH=${DESTDIR}/${_sysroot}/usr headers_install
rm -f $(find ${DESTDIR}/${_sysroot}/usr/include -name .install -or -name ..install.cmd)
rm -rf ${DESTDIR}/${_sysroot}/usr/include/drm
# install cross binutils
cd ${wrksrc}/binutils-build
make DESTDIR=${DESTDIR} install
# install cross gcc
cd ${wrksrc}/gcc-build
make DESTDIR=${DESTDIR} install
# install musl libc for target
cd ${wrksrc}/musl-${_musl_version}
make DESTDIR=${DESTDIR}/${_sysroot} install
# Remove useless headers.
rm -rf ${DESTDIR}/usr/lib/gcc/${_triplet}/*/include-fixed/
# Make ld-musl-armhf.so.1 symlink relative.
ln -sf libc.so ${DESTDIR}/${_sysroot}/usr/lib/ld-musl-armhf.so.1
# Remove unnecessary stuff
rm -f ${DESTDIR}/usr/lib*/libiberty.a
rm -rf ${DESTDIR}/usr/share
rm -rf ${DESTDIR}/${_sysroot}/{etc,var}
rm -rf ${DESTDIR}/${_sysroot}/usr/{sbin,share,libexec}
rm -f ${DESTDIR}/${_sysroot}/libexec
rm -f ${DESTDIR}/${_sysroot}/lib/*.py
rm -f ${DESTDIR}/${_sysroot}/{bin,sbin,lib}
}
cross-armv7l-linux-musleabihf-libc_package() {
short_desc+=" - libc files"
noarch=yes
noshlibprovides=yes
noverifyrdeps=yes
pkg_install() {
vmove ${_sysroot}
}
}