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|
#
# This helper is for void system crosstoolchain templates.
#
# Optional variables:
#
# - cross_gcc_skip_go - do not build gccgo support
# - cross_binutils_configure_args
# - cross_gcc_bootstrap_configure_args
# - cross_gcc_configure_args
# - cross_glibc_cflags
# - cross_glibc_ldflags
# - cross_glibc_configure_args
# - cross_musl_cflags
# - cross_musl_ldflags
# - cross_musl_configure_args
#
# configure_args is passed to both bootstrap gcc and final gcc
# if you need to pass some to one and not the other, use the
# respective cross_ variables for final gcc and bootstrap gcc
#
_void_cross_apply_patch() {
local pname="$(basename $1)"
if [ ! -f ".${pname}_done" ]; then
patch -Np1 $args -i $1
touch .${pname}_done
fi
}
_void_cross_build_binutils() {
[ -f ${wrksrc}/.binutils_done ] && return 0
local tgt=$1
local ver=$2
msg_normal "Patching binutils for ${tgt}\n"
cd ${wrksrc}/binutils-${ver}
if [ -d "${XBPS_SRCPKGDIR}/binutils/patches" ]; then
for f in ${XBPS_SRCPKGDIR}/binutils/patches/*.patch; do
_void_cross_apply_patch "$f"
done
fi
cd ..
msg_normal "Building binutils for ${tgt}\n"
mkdir -p ${wrksrc}/binutils_build
cd ${wrksrc}/binutils_build
../binutils-${ver}/configure \
--prefix=/usr \
--sbindir=/usr/bin \
--libdir=/usr/lib \
--libexecdir=/usr/lib \
--sysconfdir=/etc \
--target=${tgt} \
--with-sysroot=/usr/${tgt} \
--disable-nls \
--disable-shared \
--disable-multilib \
--disable-werror \
--disable-gold \
--disable-gprofng \
--enable-relro \
--enable-new-dtags \
--enable-plugins \
--enable-64-bit-bfd \
--enable-deterministic-archives \
--enable-default-hash-style=gnu \
--with-system-zlib \
--with-mmap \
--with-pic \
${cross_binutils_configure_args}
make configure-host
make ${makejobs}
make install DESTDIR=${wrksrc}/build_root
touch ${wrksrc}/.binutils_done
}
_void_cross_build_bootstrap_gcc() {
[ -f ${wrksrc}/.gcc_bootstrap_done ] && return 0
local tgt=$1
local ver=$2
msg_normal "Patching GCC for ${tgt}\n"
cd ${wrksrc}/gcc-${ver}
# Do not run fixincludes
sed -i 's@./fixinc.sh@-c true@' Makefile.in
for f in ${XBPS_SRCPKGDIR}/gcc/patches/*.patch; do
_void_cross_apply_patch "$f"
done
if [ -f ${wrksrc}/.musl_version ]; then
for f in ${XBPS_SRCPKGDIR}/gcc/files/*-musl.patch; do
_void_cross_apply_patch "$f"
done
fi
cd ..
msg_normal "Building bootstrap GCC for ${tgt}\n"
mkdir -p gcc_bootstrap
cd gcc_bootstrap
local extra_args
if [ -f ${wrksrc}/.musl_version ]; then
extra_args+=" --with-newlib"
extra_args+=" --disable-symvers"
extra_args+=" libat_cv_have_ifunc=no"
else
extra_args+=" --without-headers"
fi
../gcc-${ver}/configure \
--prefix=/usr \
--sbindir=/usr/bin \
--libdir=/usr/lib \
--libexecdir=/usr/lib \
--target=${tgt} \
--disable-nls \
--disable-multilib \
--disable-shared \
--disable-libquadmath \
--disable-decimal-float \
--disable-libgomp \
--disable-libmpx \
--disable-libmudflap \
--disable-libssp \
--disable-libitm \
--disable-libatomic --disable-autolink-libatomic \
--disable-gcov \
--disable-threads \
--disable-sjlj-exceptions \
--enable-languages=c \
--with-gnu-ld \
--with-gnu-as \
${extra_args} \
${configure_args} \
${cross_gcc_bootstrap_configure_args}
make ${makejobs}
make install DESTDIR=${wrksrc}/build_root
local ptrs=$(${tgt}-gcc -dM -E - < /dev/null | \
grep __SIZEOF_POINTER__)
local ws=${ptrs##* }
case ${ws} in
8) echo 64 > ${wrksrc}/.gcc_wordsize ;;
4) echo 32 > ${wrksrc}/.gcc_wordsize ;;
*) msg_error "Unknown word size: ${ws}\n" ;;
esac
touch ${wrksrc}/.gcc_bootstrap_done
}
_void_cross_build_kernel_headers() {
[ -f ${wrksrc}/.linux_headers_done ] && return 0
local tgt=$1
local ver=$2
local arch
msg_normal "Patching Linux headers for ${tgt}\n"
cd ${wrksrc}/linux-${ver}
if [ -d "${XBPS_SRCPKGDIR}/kernel-libc-headers/patches" ]; then
for f in ${XBPS_SRCPKGDIR}/kernel-libc-headers/patches/*.patch; do
_void_cross_apply_patch "$f"
done
fi
cd ..
msg_normal "Building Linux headers for ${tgt}\n"
cd linux-${ver}
case "$tgt" in
x86_64*|i686*) arch=x86 ;;
powerpc*) arch=powerpc ;;
mips*) arch=mips ;;
aarch64*) arch=arm64 ;;
arm*) arch=arm ;;
riscv*) arch=riscv ;;
s390*) arch=s390 ;;
*) msg_error "Unknown Linux arch for ${tgt}\n" ;;
esac
make ARCH=${arch} headers
find usr/include -name '.*' -delete
rm usr/include/Makefile
rm -r usr/include/drm
cp -a usr/include ${wrksrc}/build_root/usr/${tgt}/usr
touch ${wrksrc}/.linux_headers_done
}
_void_cross_build_glibc_headers() {
[ -f ${wrksrc}/.glibc_headers_done ] && return 0
local tgt=$1
local ver=$2
msg_normal "Patching glibc for ${tgt}\n"
cd ${wrksrc}/glibc-${ver}
if [ -d "${XBPS_SRCPKGDIR}/glibc/patches" ]; then
for f in ${XBPS_SRCPKGDIR}/glibc/patches/*.patch; do
_void_cross_apply_patch "$f"
done
fi
cd ..
msg_normal "Building glibc headers for ${tgt}\n"
mkdir -p glibc_headers
cd glibc_headers
echo "libc_cv_forced_unwind=yes" > config.cache
echo "libc_cv_c_cleanup=yes" >> config.cache
# we don't need any custom args here, it's just headers
CC="${tgt}-gcc" CXX="${tgt}-g++" CPP="${tgt}-cpp" LD="${tgt}-ld" \
AS="${tgt}-as" NM="${tgt}-nm" CFLAGS="-pipe" CXXFLAGS="" CPPFLAGS="" \
LDFLAGS="" \
../glibc-${ver}/configure \
--prefix=/usr \
--host=${tgt} \
--with-headers=${wrksrc}/build_root/usr/${tgt}/usr/include \
--config-cache \
--enable-kernel=2.6.27 \
${cross_glibc_configure_args}
make -k install-headers cross_compiling=yes \
install_root=${wrksrc}/build_root/usr/${tgt}
touch ${wrksrc}/.glibc_headers_done
}
_void_cross_build_glibc() {
[ -f ${wrksrc}/.glibc_build_done ] && return 0
local tgt=$1
local ver=$2
msg_normal "Building glibc for ${tgt}\n"
mkdir -p ${wrksrc}/glibc_build
cd ${wrksrc}/glibc_build
local ws=$(cat ${wrksrc}/.gcc_wordsize)
echo "slibdir=/usr/lib${ws}" > configparms
echo "libc_cv_forced_unwind=yes" > config.cache
echo "libc_cv_c_cleanup=yes" >> config.cache
CC="${tgt}-gcc" CXX="${tgt}-g++" CPP="${tgt}-cpp" LD="${tgt}-ld" \
AR="${tgt}-ar" AS="${tgt}-as" NM="${tgt}-nm" \
OBJDUMP="${tgt}-objdump" OBJCOPY="${tgt}-objcopy" \
CFLAGS="-pipe ${cross_glibc_cflags}" \
CXXFLAGS="-pipe ${cross_glibc_cflags}" \
CPPFLAGS="" \
LDFLAGS="${cross_glibc_ldflags}" \
../glibc-${ver}/configure \
--prefix=/usr \
--libdir=/usr/lib${ws} \
--libexecdir=/usr/libexec \
--host=${tgt} \
--with-headers=${wrksrc}/build_root/usr/${tgt}/usr/include \
--config-cache \
--disable-profile \
--disable-werror \
--enable-kernel=2.6.27 \
${cross_glibc_configure_args}
make ${makejobs}
make install_root=${wrksrc}/build_root/usr/${tgt} install
touch ${wrksrc}/.glibc_build_done
}
_void_cross_build_musl() {
[ -f ${wrksrc}/.musl_build_done ] && return 0
local tgt=$1
local ver=$2
msg_normal "Patching musl for ${tgt}\n"
cd ${wrksrc}/musl-${ver}
if [ -d "${XBPS_SRCPKGDIR}/musl/patches" ]; then
for f in ${XBPS_SRCPKGDIR}/musl/patches/*.patch; do
_void_cross_apply_patch "$f"
done
fi
cd ..
msg_normal "Building musl for ${tgt}\n"
mkdir -p musl_build
cd musl_build
CC="${tgt}-gcc" CXX="${tgt}-g++" CPP="${tgt}-cpp" LD="${tgt}-ld" \
AR="${tgt}-ar" AS="${tgt}-as" NM="${tgt}-nm" \
CFLAGS="-pipe -fPIC ${cross_musl_cflags}" \
CPPFLAGS="${cross_musl_cflags}" LDFLAGS="${cross_musl_ldflags}" \
../musl-${ver}/configure \
--prefix=/usr \
--host=${tgt} \
${cross_musl_configure_args}
make ${makejobs}
make DESTDIR=${wrksrc}/build_root/usr/${tgt} install
CFLAGS="-pipe -fPIC ${cross_musl_cflags}" \
CPPFLAGS="${cross_musl_cflags}" LDFLAGS="${cross_musl_ldflags}" \
${tgt}-gcc -pipe -fPIC ${cross_musl_cflags} ${cross_musl_ldflags} -fpie \
-c ${XBPS_SRCPKGDIR}/musl/files/__stack_chk_fail_local.c \
-o __stack_chk_fail_local.o
${tgt}-ar r libssp_nonshared.a __stack_chk_fail_local.o
cp libssp_nonshared.a ${wrksrc}/build_root/usr/${tgt}/usr/lib
touch ${wrksrc}/.musl_build_done
}
_void_cross_build_libucontext() {
[ -n "$cross_gcc_skip_go" ] && return 0
[ -f ${wrksrc}/.libucontext_build_done ] && return 0
local tgt=$1
local ver=$2
local arch incpath
msg_normal "Building libucontext for ${tgt}\n"
case "$tgt" in
x86_64*) arch=x86_64 ;;
i686*) arch=x86 ;;
powerpc64*) arch=ppc64 ;;
powerpc*) arch=ppc ;;
mips*64*) arch=mips64 ;;
mips*) arch=mips ;;
aarch64*) arch=aarch64 ;;
arm*) arch=arm ;;
riscv64*) arch=riscv64 ;;
s390x*) arch=s390x ;;
*) msg_error "Unknown libucontext arch for ${tgt}\n" ;;
esac
cd ${wrksrc}/libucontext-${ver}
# a terrible hack but seems to work for now
# we build a static-only library to prevent linking to a runtime
# since it's tiny it can be linked into libgo and we don't have
# to keep it around (which would possibly conflict with crossdeps)
incpath="${wrksrc}/build_root/usr/${tgt}/usr/include"
CC="${tgt}-gcc" AS="${tgt}-as" AR="${tgt}-ar" \
make ARCH=$arch libucontext.a \
CFLAGS="${cross_musl_cflags} -g0 -nostdinc -isystem ${incpath}"
cp libucontext.a ${wrksrc}/build_root/usr/${tgt}/usr/lib
touch ${wrksrc}/.libucontext_build_done
}
_void_cross_build_gcc() {
[ -f ${wrksrc}/.gcc_build_done ] && return 0
local tgt=$1
local ver=$2
msg_normal "Building gcc for ${tgt}\n"
# GIANT HACK: create an empty libatomic.a so gcc cross-compile
# below works.
ar r ${wrksrc}/build_root/usr/${tgt}/usr/lib/libatomic.a
mkdir -p ${wrksrc}/gcc_build
cd ${wrksrc}/gcc_build
local langs="c,c++,fortran,objc,obj-c++,ada,lto"
if [ -z "$cross_gcc_skip_go" ]; then
langs+=",go"
fi
local extra_args
if [ -f ${wrksrc}/.musl_version ]; then
# otherwise glibc hosts get confused and use the gnu impl
extra_args+=" --enable-clocale=generic"
extra_args+=" --disable-symvers"
extra_args+=" --disable-gnu-unique-object"
extra_args+=" libat_cv_have_ifunc=no"
else
extra_args+=" --enable-clocale=gnu"
extra_args+=" --enable-gnu-unique-object"
fi
# note on --disable-libquadmath:
# on some platforms the library is actually necessary for the
# fortran frontend to build, platforms where this is a problem
# should explicitly force libquadmath to be on via cross_gcc_configure_args
#
../gcc-${ver}/configure \
--prefix=/usr \
--sbindir=/usr/bin \
--libdir=/usr/lib \
--libexecdir=/usr/lib \
--target=${tgt} \
--with-sysroot=/usr/${tgt} \
--with-build-sysroot=${wrksrc}/build_root/usr/${tgt} \
--enable-languages=${langs} \
--disable-nls \
--disable-multilib \
--disable-sjlj-exceptions \
--disable-libquadmath \
--disable-libmudflap \
--disable-libitm \
--disable-libvtv \
--disable-libsanitizer \
--disable-libstdcxx-pch \
--disable-libssp \
--enable-shared \
--enable-threads=posix \
--enable-__cxa_atexit \
--enable-linker-build-id \
--enable-libada \
--enable-lto \
--enable-default-pie \
--enable-default-ssp \
--with-gnu-ld \
--with-gnu-as \
--with-linker-hash-style=gnu \
${extra_args} \
${configure_args} \
${cross_gcc_configure_args}
make ${makejobs}
touch ${wrksrc}/.gcc_build_done
}
_void_cross_test_ver() {
local proj=$1
local noerr=$2
local ver cver
for p in ${proj}-*; do
cver=${p#${proj}-}
if [ -z "$noerr" -a -n "$ver" ]; then
msg_error "multiple versions of ${proj} found: ${ver}, ${cver}"
fi
ver=${cver}
done
if [ -d "${proj}-${ver}" ]; then
echo ${ver} > ${wrksrc}/.${proj}_version
return
fi
if [ -z "$noerr" ]; then
msg_error "project ${proj} not available for build\n"
fi
}
do_build() {
# Verify toolchain versions
cd ${wrksrc}
local binutils_ver linux_ver gcc_ver libc_ver libucontext_ver
local tgt=${sourcepkg/cross-}
export CFLAGS="${CFLAGS/-D_FORTIFY_SOURCE=2/}"
export CXXFLAGS="${CXXFLAGS/-D_FORTIFY_SOURCE=2/}"
# Disable explicit -fno-PIE, gcc/binutils/libc will figure this out itself.
export CFLAGS="${CFLAGS//-fno-PIE/}"
export CXXFLAGS="${CXXFLAGS//-fno-PIE/}"
export LDFLAGS="${LDFLAGS//-no-pie/}"
_void_cross_test_ver binutils
_void_cross_test_ver linux
_void_cross_test_ver gcc
binutils_ver=$(cat .binutils_version)
linux_ver=$(cat .linux_version)
gcc_ver=$(cat .gcc_version)
_void_cross_test_ver musl noerr
if [ ! -f .musl_version ]; then
_void_cross_test_ver glibc
libc_ver=$(cat .glibc_version)
else
libc_ver=$(cat .musl_version)
if [ -z "$cross_gcc_skip_go" ]; then
_void_cross_test_ver libucontext
libucontext_ver=$(cat .libucontext_version)
fi
fi
local sysroot="/usr/${tgt}"
# Prepare environment
cd ${wrksrc}
# Core directories for the build root
mkdir -p build_root/usr/{bin,lib,include,share}
mkdir -p build_root/usr/${tgt}/usr/{bin,lib,include,share}
# Host root uses host wordsize
ln -sf usr/lib build_root/lib
ln -sf usr/lib build_root/lib${XBPS_TARGET_WORDSIZE}
ln -sf lib build_root/usr/lib${XBPS_TARGET_WORDSIZE}
# Prepare target sysroot
ln -sf usr/lib build_root/${sysroot}/lib
ln -sf lib build_root/${sysroot}/usr/libexec
_void_cross_build_binutils ${tgt} ${binutils_ver}
# Prepare environment so we can use temporary prefix
local oldpath="$PATH"
local oldldlib="$LD_LIBRARY_PATH"
export PATH="${wrksrc}/build_root/usr/bin:$PATH"
export LD_LIBRARY_PATH="${wrksrc}/build_root/usr/lib:$PATH"
_void_cross_build_bootstrap_gcc ${tgt} ${gcc_ver}
_void_cross_build_kernel_headers ${tgt} ${linux_ver}
local ws=$(cat ${wrksrc}/.gcc_wordsize)
# Now that we know the target wordsize, prepare symlinks
ln -sf usr/lib ${wrksrc}/build_root/${sysroot}/lib${ws}
ln -sf lib ${wrksrc}/build_root/${sysroot}/usr/lib${ws}
if [ -f ${wrksrc}/.musl_version ]; then
_void_cross_build_musl ${tgt} ${libc_ver}
_void_cross_build_libucontext ${tgt} ${libucontext_ver}
else
_void_cross_build_glibc_headers ${tgt} ${libc_ver}
_void_cross_build_glibc ${tgt} ${libc_ver}
fi
_void_cross_build_gcc ${tgt} ${gcc_ver}
# restore this stuff in case later hooks depend on it
export PATH="$oldpath"
export LD_LIBRARY_PATH="$oldldlib"
}
do_install() {
# We need to be able to access binutils in the root
local oldpath="$PATH"
local oldldlib="$LD_LIBRARY_PATH"
export PATH="${wrksrc}/build_root/usr/bin:$PATH"
export LD_LIBRARY_PATH="${wrksrc}/build_root/usr/lib:$PATH"
local tgt=${sourcepkg/cross-}
local sysroot="/usr/${tgt}"
local ws=$(cat ${wrksrc}/.gcc_wordsize)
# Core directories for the sysroot
#
# libexec is created for sysroot but not for dest, since in sysroot
# we configure glibc with separate libexec, elsewhere it's just lib
# and we want to delete the libexec from glibc afterwards to save space
mkdir -p ${DESTDIR}/${sysroot}/usr/{bin,lib,libexec,include,share}
# Sysroot base symlinks
ln -sf usr/bin ${DESTDIR}/${sysroot}/bin
ln -sf usr/lib ${DESTDIR}/${sysroot}/lib
ln -sf usr/lib ${DESTDIR}/${sysroot}/lib${ws}
ln -sf lib ${DESTDIR}/${sysroot}/usr/lib${ws}
ln -sf usr/include ${DESTDIR}/${sysroot}/include
# Install Linux headers
cd ${wrksrc}/linux-$(cat ${wrksrc}/.linux_version)
cp -a usr/include ${DESTDIR}/${sysroot}/usr
# Install binutils
cd ${wrksrc}/binutils_build
make install DESTDIR=${DESTDIR}
# Install final gcc
cd ${wrksrc}/gcc_build
make install DESTDIR=${DESTDIR}
# Move libcc1.so* to the sysroot
mv ${DESTDIR}/usr/lib/libcc1.so* ${DESTDIR}/${sysroot}/usr/lib
local gcc_ver=$(cat ${wrksrc}/.gcc_version)
local gcc_patch=${gcc_ver/_*}
local gcc_minor=${gcc_patch%.*}
local gcc_major=${gcc_minor%.*}
if [ -f ${wrksrc}/.musl_version ]; then
# Install musl
cd ${wrksrc}/musl_build
make DESTDIR=${DESTDIR}/${sysroot} install
# Remove useless headers
rm -rf ${DESTDIR}/usr/lib/gcc/${tgt}/*/include-fixed
# Make ld-musl.so symlinks relative
for f in ${DESTDIR}/${sysroot}/usr/lib/ld-musl-*.so.*; do
ln -sf libc.so ${f}
done
cp libssp_nonshared.a ${DESTDIR}/${sysroot}/usr/lib/
else
# Install glibc
cd ${wrksrc}/glibc_build
make install_root=${DESTDIR}/${sysroot} install install-headers
# Remove bad header
rm -f ${DESTDIR}/usr/lib/gcc/${tgt}/${gcc_patch}/include-fixed/bits/statx.h
fi
# minor-versioned symlinks
mv ${DESTDIR}/usr/lib/gcc/${tgt}/${gcc_patch} \
${DESTDIR}/usr/lib/gcc/${tgt}/${gcc_minor}
ln -sfr ${DESTDIR}/usr/lib/gcc/${tgt}/${gcc_minor} \
${DESTDIR}/usr/lib/gcc/${tgt}/${gcc_patch}
# ditto for c++ headers
mv ${DESTDIR}/${sysroot}/usr/include/c++/${gcc_patch} \
${DESTDIR}/${sysroot}/usr/include/c++/${gcc_minor}
ln -sfr ${DESTDIR}/${sysroot}/usr/include/c++/${gcc_minor} \
${DESTDIR}/${sysroot}/usr/include/c++/${gcc_patch}
# Symlinks for gnarl and gnat shared libraries
local adalib=usr/lib/gcc/${tgt}/${gcc_patch}/adalib
mv ${DESTDIR}/${adalib}/libgnarl-${gcc_major}.so \
${DESTDIR}/${sysroot}/usr/lib
mv ${DESTDIR}/${adalib}/libgnat-${gcc_major}.so \
${DESTDIR}/${sysroot}/usr/lib
ln -sf libgnarl-${gcc_major}.so ${DESTDIR}/${sysroot}/usr/lib/libgnarl.so
ln -sf libgnat-${gcc_major}.so ${DESTDIR}/${sysroot}/usr/lib/libgnat.so
rm -vf ${DESTDIR}/${adalib}/libgna{rl,t}.so
# Remove libgomp library because it conflicts with libgomp and
# libgomp-devel packages
rm -f ${DESTDIR}/usr/lib/libgomp*
# Remove libdep linker plugin because it conflicts with system binutils
rm -f ${DESTDIR}/usr/lib/bfd-plugins/libdep*
# Remove leftover symlinks
rm -f ${DESTDIR}/usr/lib${XBPS_TARGET_WORDSIZE}
rm -f ${DESTDIR}/lib*
rm -f ${DESTDIR}/*bin
# Remove unnecessary stuff
rm -rf ${DESTDIR}/${sysroot}/{sbin,etc,var,libexec}
rm -rf ${DESTDIR}/${sysroot}/usr/{sbin,share,libexec}
rm -rf ${DESTDIR}/usr/share
rm -f ${DESTDIR}/usr/lib*/libiberty.a
export PATH="$oldpath"
export LD_LIBRARY_PATH="$oldldlib"
}
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