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5153a38778
Update done using: ``` git grep -l sys-libs/zlib sys-* | xargs sed -i -e s@sys-libs/zlib@virtual/zlib@g git grep -l virtual/zlib-ng sys-* | xargs sed -i -e s@virtual/zlib-ng@sys-libs/zlib-ng@g git diff --name-only | xargs copybump git diff --name-only | xargs grep -l PYTHON_COMPAT | xargs gpy-impl -@dead pkgcheck scan --commits -c SourcingCheck,VisibilityCheck --exit error ``` Plus reverts in sys-libs/minizip-ng and sys-libs/zlib-ng. Signed-off-by: Michał Górny <mgorny@gentoo.org>
233 lines
6.3 KiB
Bash
233 lines
6.3 KiB
Bash
# 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 edo flag-o-matic toolchain-funcs
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# Versioning is just the GCC version in full (so may include a snapshot
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# date). Unlike dev-util/mingw64-toolchain, which this ebuild was heavily
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# inspired by, there's no "third component" here to version on, just
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# GCC + binutils.
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#
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# Do _p1++ rather than revbump on Binutils changes
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# Not using Gentoo patchsets for simplicity, their changes are mostly unneeded here.
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GCC_PV=${PV%_p*}
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BINUTILS_PV=2.45
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DESCRIPTION="All-in-one bpf toolchain for building DTrace and systemd without crossdev"
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HOMEPAGE="
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https://gcc.gnu.org/
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https://sourceware.org/binutils/
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https://gcc.gnu.org/wiki/BPFBackEnd
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"
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SRC_URI="
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mirror://gnu/binutils/binutils-${BINUTILS_PV}.tar.xz
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"
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if [[ ${GCC_PV} == *-* ]]; then
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SRC_URI+=" mirror://gcc/snapshots/${GCC_PV}/gcc-${GCC_PV}.tar.xz"
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else
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SRC_URI+="
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mirror://gcc/gcc-${GCC_PV}/gcc-${GCC_PV}.tar.xz
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mirror://gnu/gcc/gcc-${GCC_PV}/gcc-${GCC_PV}.tar.xz
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"
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fi
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S="${WORKDIR}"
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# l1:binutils+gcc, l2:gcc(libraries)
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LICENSE="
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GPL-3+
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LGPL-3+ || ( GPL-3+ libgcc libstdc++ gcc-runtime-library-exception-3.1 )
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"
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SLOT="0"
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KEYWORDS="amd64 arm arm64 ~hppa ~loong ~mips ppc ppc64 ~riscv ~s390 ~sparc x86"
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IUSE="+bin-symlinks custom-cflags +strip"
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RDEPEND="
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dev-libs/gmp:=
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dev-libs/mpc:=
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dev-libs/mpfr:=
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virtual/zlib:=
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virtual/libiconv
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bin-symlinks? (
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!cross-bpf-unknown-none/binutils
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!cross-bpf-unknown-none/gcc
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)
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"
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DEPEND="${RDEPEND}"
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PATCHES=()
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pkg_pretend() {
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[[ ${MERGE_TYPE} == binary ]] && return
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tc-is-cross-compiler &&
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die "cross-compilation of the toolchain itself is unsupported"
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}
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src_prepare() {
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# rename directories to simplify both patching and the ebuild
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mv binutils{-${BINUTILS_PV},} || die
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mv gcc{-${GCC_PV},} || die
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default
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}
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src_compile() {
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# src_compile is kept similar to dev-util/mingw64-toolchain
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# at least for now for ease of comparison etc.
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#
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# not great but do everything in src_compile given bootstrapping
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# process needs to be done in steps of configure+compile+install
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# (done modular to have most package-specific things in one place)
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CTARGET=bpf-unknown-none
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BPFT_D=${T}/root # moved to ${D} in src_install
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local bpftdir=/usr/lib/${PN}
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local prefix=${EPREFIX}${bpftdir}
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local sysroot=${BPFT_D}${prefix}
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local -x PATH=${sysroot}/bin:${PATH}
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use custom-cflags || strip-flags # fancy flags are not realistic here
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# global configure flags
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local conf=(
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--build=${CBUILD:-${CHOST}}
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--target=${CTARGET}
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--{doc,info,man}dir=/.skip # let the real binutils+gcc handle docs
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MAKEINFO=: #922230
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)
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# binutils
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local conf_binutils=(
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--prefix="${prefix}"
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--host=${CHOST}
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--disable-cet
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--disable-default-execstack
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--disable-nls
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--disable-shared
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--with-system-zlib
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--without-debuginfod
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--without-msgpack
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--without-zstd
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)
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# gcc (minimal -- if need more, disable only in stage1 / enable in stage3)
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local conf_gcc=(
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--prefix="${prefix}"
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--host=${CHOST}
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--disable-bootstrap
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--disable-cc1
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--disable-cet
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--disable-gcov #843989
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--disable-gomp
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--disable-nls # filename collisions
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--disable-libcc1
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--disable-libquadmath
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--disable-libsanitizer
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--disable-libssp
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--disable-libvtv
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--disable-shared
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--disable-werror
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--enable-languages=c
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--with-gcc-major-version-only
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--with-system-zlib
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--without-isl
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--without-zstd
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--disable-multilib
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)
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# libstdc++ may misdetect sys/sdt.h on systemtap-enabled system and fail
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# (not passed in conf_gcc above given it is lost in sub-configure calls)
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local -x glibcxx_cv_sys_sdt_h=no
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# bpft-build <path/package-name>
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# -> ./configure && make && make install && bpft-package()
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# passes conf and conf_package to configure, and users can add options
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# through environment with e.g.
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# BPFT_BINUTILS_CONF="--some-option"
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# EXTRA_ECONF="--global-option" (generic naming for if not reading this)
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bpft-build() {
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local id=${1##*/}
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local build_dir=${WORKDIR}/${1}-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 "${conf[@]}" )
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local -n conf_id=conf_${id}
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[[ ${conf_id@a} == *a* ]] && conf+=( "${conf_id[@]}" )
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local -n extra_id=BPFT_${id^^}_CONF
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conf+=( ${EXTRA_ECONF} ${extra_id} )
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einfo "Building ${id} 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="${BPFT_D}" install
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declare -f bpft-${id} >/dev/null && edo bpft-${id}
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popd >/dev/null || die
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}
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# build with same ordering that crossdev would do
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bpft-build binutils
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bpft-build gcc
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if use bin-symlinks; then
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mkdir -p -- "${BPFT_D}${EPREFIX}"/usr/bin/ || die
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local bin
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for bin in "${sysroot}"/bin/*; do
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ln -rs -- "${bin}" "${BPFT_D}${EPREFIX}"/usr/bin/ || die
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done
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fi
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# Delete libdep.a, which has a colliding name and is useless for bpf,
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# which does not make use of cross-library dependencies: the libdep.a
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# for the native binutils will do.
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rm -f ${sysroot}/lib/bfd-plugins/libdep.a || die
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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 ${bpftdir}/{${CTARGET}/lib{,32},lib/gcc/${CTARGET}}
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# TODO: Check if this is worth doing, it may not be
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if use strip; then
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einfo "Stripping ${CTARGET} static libraries ..."
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find "${sysroot}"/{,lib/gcc/}${CTARGET} -type f -name '*.a' \
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-exec ${CTARGET}-strip --strip-unneeded {} + || die
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fi
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}
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src_install() {
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mv "${BPFT_D}${EPREFIX}"/* "${ED}" || die
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find "${ED}" -type f -name '*.la' -delete || die
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}
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pkg_postinst() {
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use bin-symlinks && has_version dev-util/shadowman && [[ ! ${ROOT} ]] &&
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eselect compiler-shadow update all
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if [[ ! ${REPLACING_VERSIONS} ]]; then
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elog "Note that this package is primarily intended for DTrace, systemd, 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/Crossdev"
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fi
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}
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pkg_postrm() {
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use bin-symlinks && has_version dev-util/shadowman && [[ ! ${ROOT} ]] &&
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eselect compiler-shadow clean all
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}
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