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dev-util/llvm-mingw64: Fix arm64ec archives being broken by strip
Signed-off-by: Sasha Finkelstein <fnkl.kernel@gmail.com> Part-of: https://github.com/gentoo/gentoo/pull/44178 Signed-off-by: Sam James <sam@gentoo.org>
This commit is contained in:
Sasha Finkelstein
Sam James
parent
644b058a91
commit
d8d4b059eb
307
dev-util/llvm-mingw64/llvm-mingw64-13.0.0-r3.ebuild
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307
dev-util/llvm-mingw64/llvm-mingw64-13.0.0-r3.ebuild
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@ -0,0 +1,307 @@
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# Copyright 2022-2025 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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EAPI=8
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inherit autotools edo ninja-utils flag-o-matic toolchain-funcs
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MINGW_PV=$(ver_cut 1-3)
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LLVM_PV=21.1.0
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LLVM_MAJOR=$(ver_cut 1 ${LLVM_PV})
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DESCRIPTION="Clang/LLVM based mingw64 toolchain"
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HOMEPAGE="
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https://www.mingw-w64.org/
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"
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SRC_URI="
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https://downloads.sourceforge.net/mingw-w64/mingw-w64/mingw-w64-release/mingw-w64-v${MINGW_PV}.tar.bz2
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https://github.com/llvm/llvm-project/releases/download/llvmorg-${LLVM_PV}/llvm-project-${LLVM_PV}.src.tar.xz
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"
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S="${WORKDIR}"
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LICENSE="
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Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )
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ZPL BSD BSD-2 ISC LGPL-2+ LGPL-2.1+ MIT public-domain
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"
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SLOT="0"
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KEYWORDS="~arm64"
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IUSE="+arm64ec-pe custom-cflags +strip"
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PATCHES="
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${FILESDIR}/${PN}-13.0.0-r1-exclude-arm64-cflags.patch
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"
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BDEPEND="
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dev-build/cmake
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"
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RDEPEND="
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llvm-core/clang:${LLVM_MAJOR}
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llvm-core/llvm:${LLVM_MAJOR}
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llvm-core/lld:${LLVM_MAJOR}
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"
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DEPEND="${RDEPEND}"
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# Stripping arm64ec archives breaks them.
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# Nothing we install can be stripped by host tools, so just skip everything.
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RESTRICT="strip"
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pkg_pretend() {
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[[ ${MERGE_TYPE} == binary ]] && return
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tc-is-cross-compiler &&
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die "cross-compilation of the toolchain itself is unsupported"
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}
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pkg_setup() {
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HOSTS=(
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aarch64-w64-mingw32
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# $(usev i686-pe i686-w64-mingw32)
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$(usev arm64ec-pe arm64ec-w64-mingw32)
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)
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}
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src_prepare() {
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# rename directories to simplify both patching and the ebuild
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mv mingw-w64-v${MINGW_PV} mingw64 || die
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mv llvm-project-${LLVM_PV}.src llvm-project || die
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default
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pushd mingw64 >/dev/null || die
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eautoreconf
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popd >/dev/null || die
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}
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src_compile() {
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# not great but do everything in src_compile given bootstrapping
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# process needs to be done in steps of configure+compile+install
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# (done modular to have most package-specific things in one place)
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MWT_D=${T}/root # moved to ${D} in src_install
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mwtdir=/usr/lib/${PN}
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prefix=${EPREFIX}${mwtdir}
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sysroot=${MWT_D}${prefix}
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PATH=${sysroot}/bin:${PATH}
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unset AR CC CPP CXX DLLTOOL LD NM OBJCOPY OBJDUMP RANLIB RC STRIP
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export AR=llvm-ar
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export CC=clang
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export CXX=clang++
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export NM=llvm-nm
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export RANLIB=llvm-ranlib
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export STRIP=llvm-strip
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filter-flags '-fuse-ld=*'
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filter-flags '-mfunction-return=thunk*' #878849
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use custom-cflags || filter-flags '-fstack-protector*' #931512
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filter-flags '-Wl,-z,*'
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append-flags -mno-avx
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filter-lto # requires setting up, and may be messy with mingw static libs
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use custom-cflags || strip-flags # fancy flags are not realistic here
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local -A lib_hosts=(
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aarch64-w64-mingw32 "--disable-lib32 --disable-lib64 --enable-libarm64"
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arm64ec-w64-mingw32 "--disable-lib32 --disable-lib64 --enable-libarm64"
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i686-w64-mingw32 "--enable-lib32 --disable-lib64 --disable-libarm64"
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)
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for CHOST in ${HOSTS[@]}; do
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( per_host_compile ${lib_hosts[${CHOST}]} )
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# portage doesn't know the right strip executable to use for CTARGET
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# and it can lead to .a mangling, notably with 32bit (breaks toolchain)
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dostrip -x ${mwtdir}/${CHOST}/lib{,32}
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dostrip -x /usr/lib/llvm/${LLVM_MAJOR}/${CHOST}/lib/lib{c++,unwind}.dll.a
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done
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}
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per_host_compile() {
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CC="${CC} -target ${CHOST}" \
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CXX="${CXX} -target ${CHOST}" \
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LD="${LD} -target ${CHOST}" \
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strip-unsupported-flags
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local conf_mingw64=(
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--build=${CBUILD}
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--prefix="${prefix}"/${CHOST}
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--host=${CHOST}
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--with-sysroot=no
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--without-{crt,headers}
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# mingw .dll aren't used by wine and packages wouldn't find them
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# at runtime, use crossdev if need dll and proper search paths
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--disable-shared
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)
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local conf_mingw64_headers=(
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--enable-idl
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--with-headers
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)
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local conf_mingw64_runtime=(
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--with-crt $@
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)
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local conf_mingw64_libraries=( --with-libraries="winpthreads" )
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mwt-build() {
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local id=${1##*/}
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local build_dir=${WORKDIR}/${1}${2+_${2}}-${CHOST}-build
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# econf is not allowed in src_compile and its defaults are
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# mostly unused here, so use configure directly
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local conf=( "${WORKDIR}/${1}"/configure )
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local -n conf_id=conf_${id} conf_id2=conf_${id}_${2}
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[[ ${conf_id@a} == *a* ]] && conf+=( "${conf_id[@]}" )
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[[ ${2} && ${conf_id2@a} == *a* ]] && conf+=( "${conf_id2[@]}" )
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einfo "Building ${id}${2+ ${2}} in ${build_dir} ..."
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mkdir -p "${build_dir}" || die
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pushd "${build_dir}" >/dev/null || die
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edo "${conf[@]}"
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emake MAKEINFO=: V=1
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# -j1 to match bug #906155, other packages may be fragile too
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emake -j1 MAKEINFO=: V=1 DESTDIR="${MWT_D}" install
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popd >/dev/null || die
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}
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cmake-build() {
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local id1=${1/-/_}
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local id2=${2/-/_}
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local -n conf_id=conf_${id1} conf_id2=conf_${id1}_${id2}
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local conf=( "${conf_id[@]}" )
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[[ ${2} && ${conf_id2@a} == *a* ]] && conf+=( "${conf_id2[@]}" )
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local build_dir=${WORKDIR}/${1}${2+_${2}}-${CHOST}-build
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mkdir "${build_dir}" || die
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pushd "${build_dir}" >/dev/null || die
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cmake -GNinja \
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"${conf[@]}" "${WORKDIR}/$1/$2" || die
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eninja
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DESTDIR="${MWT_D}" eninja install
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popd >/dev/null || die
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}
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CPPFLAGS="$CPPFLAGS --no-default-config -target ${CHOST}"
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mwt-build mingw64 headers
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CPPFLAGS="$CPPFLAGS -isystem ${MWT_D}${prefix}/${CHOST}/include"
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export RCFLAGS="$RCFLAGS -I${MWT_D}${prefix}/${CHOST}/include"
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LDFLAGS="$LDFLAGS --no-default-config -fuse-ld=lld"
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CPP="clang --no-default-config -E -target ${CHOST}" mwt-build mingw64 runtime
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local resource_dir="${T}/resource-dir-${CHOST}"
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cp -a "${BROOT}/usr/lib/clang/${LLVM_MAJOR}" "${resource_dir}" || die
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LDFLAGS="$LDFLAGS -rtlib=compiler-rt -stdlib=libc++ -L${MWT_D}${prefix}/${CHOST}/lib"
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CPPFLAGS="$CPPFLAGS -resource-dir ${resource_dir}"
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local conf_llvm_project=(
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-DCMAKE_BUILD_TYPE=Release
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-DCMAKE_C_COMPILER=clang
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-DCMAKE_CXX_COMPILER=clang++
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-DCMAKE_SYSTEM_NAME=Windows
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-DCMAKE_C_COMPILER_WORKS=1
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-DCMAKE_CXX_COMPILER_WORKS=1
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-DCMAKE_C_COMPILER_TARGET="${CHOST}"
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-DCMAKE_ASM_COMPILER_TARGET="${CHOST}"
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-DCMAKE_CXX_COMPILER_TARGET="${CHOST}"
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-DCMAKE_C_FLAGS_INIT="${CPPFLAGS}"
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-DCMAKE_CXX_FLAGS_INIT="${CPPFLAGS}"
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)
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local comp_rt_install="${EPREFIX}/usr/lib/clang/${LLVM_MAJOR}"
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local conf_llvm_project_compiler_rt=(
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-DCOMPILER_RT_INSTALL_PATH="${comp_rt_install}"
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-DCOMPILER_RT_BUILD_BUILTINS=TRUE
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-DCOMPILER_RT_DEFAULT_TARGET_ONLY=TRUE
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-DCOMPILER_RT_EXCLUDE_ATOMIC_BUILTIN=FALSE
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-DLLVM_CONFIG_PATH=""
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-DCMAKE_FIND_ROOT_PATH="${prefix}/${CHOST}"
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-DCMAKE_FIND_ROOT_PATH_MODE_INCLUDE=ONLY
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-DCMAKE_FIND_ROOT_PATH_MODE_PACKAGE=ONLY
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-DCOMPILER_RT_BUILD_SANITIZERS=FALSE
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-DCOMPILER_RT_BUILD_CTX_PROFILE=FALSE
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-DCOMPILER_RT_BUILD_XRAY=FALSE
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-DCOMPILER_RT_BUILD_ORC=FALSE
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-DCOMPILER_RT_BUILD_PROFILE=FALSE
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-DCOMPILER_RT_BUILD_MEMPROF=FALSE
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-DCOMPILER_RT_BUILD_LIBFUZZER=FALSE
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)
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local conf_llvm_project_runtimes=(
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-DLLVM_ENABLE_RUNTIMES="libunwind;libcxxabi;libcxx"
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-DLLVM_DEFAULT_TARGET_TRIPLE="${CHOST}"
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-DCMAKE_INSTALL_PREFIX="${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}/${CHOST}"
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-DLIBUNWIND_USE_COMPILER_RT=TRUE
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-DLIBUNWIND_ENABLE_SHARED=TRUE
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-DLIBCXX_USE_COMPILER_RT=TRUE
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-DLIBCXX_ENABLE_SHARED=TRUE
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-DLIBCXX_ENABLE_STATIC_ABI_LIBRARY=TRUE
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-DLIBCXX_CXX_ABI=libcxxabi
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-DLIBCXX_LIBDIR_SUFFIX=""
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-DLIBCXX_INCLUDE_TESTS=FALSE
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-DLIBCXX_INSTALL_MODULES=TRUE
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-DLIBCXX_ENABLE_ABI_LINKER_SCRIPT=FALSE
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-DLIBCXXABI_USE_COMPILER_RT=TRUE
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-DLIBCXXABI_USE_LLVM_UNWINDER=TRUE
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-DLIBCXXABI_ENABLE_SHARED=OFF
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-DLIBCXXABI_LIBDIR_SUFFIX=""
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)
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cmake-build llvm-project compiler-rt
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if [[ $CHOST == arm64ec-w64-mingw32 ]]; then
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base="${MWT_D}/${comp_rt_install}/lib/windows"
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llvm-ar -qL "${base}/libclang_rt.builtins-aarch64.a" "${base}/libclang_rt.builtins-arm64ec.a"
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fi
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cp -a "${MWT_D}/${comp_rt_install}"/* "${resource_dir}/" || die
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cmake-build llvm-project runtimes
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mwt-build mingw64 libraries
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}
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src_install() {
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mv -- "${MWT_D}${EPREFIX}"/* "${ED}" || die
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find "${ED}" -type f -name '*.la' -delete || die
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bindir="${ED}/usr/lib/llvm-mingw64/bin"
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mkdir -p "${bindir}" || die
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mkdir -p "${ED}/etc/clang/${LLVM_MAJOR}" || die
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for CHOST in ${HOSTS[@]}; do
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( per_host_install )
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done
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}
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per_host_install() {
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local cchost="${CHOST/mingw32/windows-gnu}"
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for bin in clang clang++; do
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ln -s "${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}/bin/${bin}" "${bindir}/${CHOST}-${bin}" || die
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echo "@${cchost}-common.cfg" >"${ED}/etc/clang/${LLVM_MAJOR}/${cchost}-${bin}.cfg" || die
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done
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cat >"${ED}/etc/clang/${LLVM_MAJOR}/${cchost}-common.cfg" <<-EOF
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-Xclang=-internal-isystem
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-Xclang=${EPREFIX}/usr/lib/${PN}/${CHOST}/include
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-stdlib=libc++
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-rtlib=compiler-rt
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-unwindlib=libunwind
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-L${EPREFIX}/usr/lib/${PN}/${CHOST}/lib/
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EOF
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for bin in dlltool windres ar; do
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ln -s "${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}/bin/llvm-${bin}" "${bindir}/${CHOST}-${bin}" || die
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done
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}
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pkg_postinst() {
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if [[ ! ${REPLACING_VERSIONS} ]]; then
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elog "Note that this package is primarily intended for Wine and related"
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elog "packages to depend on without needing a manual crossdev setup."
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elog
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elog "Settings are oriented only for what these need and simplicity."
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elog "Use sys-devel/crossdev if need full toolchain/customization:"
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elog " https://wiki.gentoo.org/wiki/Mingw"
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elog " https://wiki.gentoo.org/wiki/Crossdev"
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fi
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}
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