Attachment 765172 Details for Bug 833400 – environment

environment

environment (text/plain), 125.15 KB, created by Toralf Förster on 2022-02-15 10:28:54 UTC

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Creator: Toralf Förster

Created: 2022-02-15 10:28:54 UTC

Size: 125.15 KB

patch

obsolete

>declare -x ABI="amd64"
>declare -x ABI_MIPS=""
>declare -x ABI_PPC=""
>declare -x ABI_S390=""
>declare -x ABI_X86="64"
>declare -x ADA_TARGET=""
>declare -x ALLOW_TEST="network"
>declare -x ALSA_CARDS=""
>declare -x ANT_HOME="/usr/share/ant"
>declare -x APACHE2_MODULES=""
>declare -x APACHE2_MPMS=""
>declare -x ARCH="amd64"
>declare BDEPEND="
>	test? (
>		dev-python/pytest[python_targets_python3_8(-)?,python_targets_python3_9(-)?,python_targets_python3_10(-)?]
>		dev-python/requests[python_targets_python3_8(-)?,python_targets_python3_9(-)?,python_targets_python3_10(-)?]
>		dev-vcs/git
>	)
> test? ( 
>		>=dev-python/snakeoil-0.9.6[python_targets_python3_8(-)?,python_targets_python3_9(-)?,python_targets_python3_10(-)?]
>		>=sys-apps/pkgcore-0.12.8[python_targets_python3_8(-)?,python_targets_python3_9(-)?,python_targets_python3_10(-)?]
>	dev-python/chardet[python_targets_python3_8(-)?,python_targets_python3_9(-)?,python_targets_python3_10(-)?]
>	dev-python/lazy-object-proxy[python_targets_python3_8(-)?,python_targets_python3_9(-)?,python_targets_python3_10(-)?]
>	dev-python/lxml[python_targets_python3_8(-)?,python_targets_python3_9(-)?,python_targets_python3_10(-)?]
>	dev-python/pathspec[python_targets_python3_8(-)?,python_targets_python3_9(-)?,python_targets_python3_10(-)?]
>	>=dev-python/tree-sitter-0.19.0[python_targets_python3_8(-)?,python_targets_python3_9(-)?,python_targets_python3_10(-)?]
> ) python_targets_python3_8? ( >=dev-lang/python-3.8.12_p1-r1:3.8 ) python_targets_python3_9? ( >=dev-lang/python-3.9.9-r1:3.9 ) python_targets_python3_10? ( >=dev-lang/python-3.10.0_p1-r1:3.10 )   >=dev-python/setuptools-42.0.2[python_targets_python3_8(-)?,python_targets_python3_9(-)?,python_targets_python3_10(-)?]"
>declare -x BOOTSTRAP_USE="unicode internal-glib pkg-config split-usr xml python_targets_python3_9 multilib"
>declare -x CALLIGRA_FEATURES=""
>declare -x CAMERAS=""
>declare -x CARGO_TERM_COLOR="never"
>declare -x CATKIN_PREFIX_PATH="/usr"
>declare -x CBUILD="x86_64-pc-linux-gnu"
>declare -x CFLAGS="-pipe -march=native -fno-diagnostics-color -O2"
>declare -x CFLAGS_amd64="-m64"
>declare -x CFLAGS_default
>declare -x CFLAGS_x32="-mx32"
>declare -x CFLAGS_x86="-m32"
>declare -x CG_COMPILER_EXE="/opt/bin/cgc"
>declare -x CG_INC_PATH="/opt/nvidia-cg-toolkit/include"
>declare -x CG_LIB_PATH="/opt/nvidia-cg-toolkit/lib64"
>declare -x CHOST="x86_64-pc-linux-gnu"
>declare -x CHOST_amd64="x86_64-pc-linux-gnu"
>declare -x CHOST_default="x86_64-pc-linux-gnu"
>declare -x CHOST_x32="x86_64-pc-linux-gnux32"
>declare -x CHOST_x86="i686-pc-linux-gnu"
>declare -x COLLECTD_PLUGINS=""
>declare -x CPU_FLAGS_ARM=""
>declare -x CPU_FLAGS_PPC=""
>declare -x CPU_FLAGS_X86=""
>declare -x CTARGET_default="x86_64-pc-linux-gnu"
>declare -x CURL_SSL=""
>declare -x CXXFLAGS="-pipe -march=native -fno-diagnostics-color -O2"
>declare -x DEFAULT_ABI="amd64"
>declare -x DEFINED_PHASES=" compile configure install postinst prepare test"
>declare DEPEND=""
>declare DESCRIPTION="pkgcore-based QA utility for ebuild repos"
>declare -x DIROPTIONS="-m0755"
>declare -- DISTUTILS_IN_SOURCE_BUILD="1"
>declare -x DSM_CONFIG="/etc/tivoli/dsm.opt"
>declare -x DSM_DIR="/opt/tivoli/tsm/client/ba/bin"
>declare -x DSM_LOG="/var/log/tsm"
>declare -x EAPI="8"
>declare -x EGO_BUILD_FLAGS="-p 4"
>declare -x ELIBC="glibc"
>declare -x ENV_UNSET="CARGO_HOME DBUS_SESSION_BUS_ADDRESS DISPLAY GOBIN GOPATH PERL5LIB PERL5OPT PERLPREFIX PERL_CORE PERL_MB_OPT PERL_MM_OPT XAUTHORITY XDG_CACHE_HOME XDG_CONFIG_HOME XDG_DATA_HOME XDG_RUNTIME_DIR"
>declare -- EPOCHREALTIME="1644918913.966307"
>declare -- EPOCHSECONDS="1644918913"
>declare -x EXEOPTIONS="-m0755"
>declare -x FCFLAGS="-pipe -march=native -fno-diagnostics-color -O2"
>declare -x FETCHCOMMAND_SSH="bash -c \"x=\\\${2#ssh://} ; host=\\\${x%%/*} ; port=\\\${host##*:} ; host=\\\${host%:*} ; [[ \\\${host} = \\\${port} ]] && port= ; exec rsync --rsh=\\\"ssh \\\${port:+-p\\\${port}} \\\${3}\\\" -avP \\\"\\\${host}:/\\\${x#*/}\\\" \\\"\\\$1\\\"\" rsync \"\${DISTDIR}/\${FILE}\" \"\${URI}\" \"\${PORTAGE_SSH_OPTS}\""
>declare -x FFLAGS="-pipe -march=native -fno-diagnostics-color -O2"
>declare -x FFTOOLS=""
>declare -x FLTK_DOCDIR="/usr/share/doc/fltk-1.3.5-r4/html"
>declare -x G4ABLADATA="/usr/share/geant4/data/G4ABLA3.1"
>declare -x G4ENSDFSTATEDATA="/usr/share/geant4/data/G4ENSDFSTATE2.3"
>declare -x G4INCLDATA="/usr/share/geant4/data/G4INCL1.0"
>declare -x G4LEDATA="/usr/share/geant4/data/G4EMLOW8.0"
>declare -x G4LEVELGAMMADATA="/usr/share/geant4/data/PhotonEvaporation5.7"
>declare -x G4NEUTRONHPDATA="/usr/share/geant4/data/G4NDL4.6"
>declare -x G4PARTICLEHPDATA="/usr/share/geant4/data/G4TENDL1.4"
>declare -x G4PARTICLEXSDATA="/usr/share/geant4/data/G4PARTICLEXS4.0"
>declare -x G4PIIDATA="/usr/share/geant4/data/G4PII1.3"
>declare -x G4RADIOACTIVEDATA="/usr/share/geant4/data/RadioactiveDecay5.6"
>declare -x G4REALSURFACEDATA="/usr/share/geant4/data/RealSurface2.2"
>declare -x G4SAIDXSDATA="/usr/share/geant4/data/G4SAIDDATA2.0"
>declare -x GCC_COLORS=""
>declare -x GCC_SPECS=""
>declare -x GIT_PAGER="cat"
>declare -x GO19CONCURRENTCOMPILATION="0"
>declare -x GPSD_PROTOCOLS=""
>declare -x GRUB_PLATFORMS=""
>declare -x GSETTINGS_BACKEND="dconf"
>declare HOMEPAGE="https://github.com/pkgcore/pkgcheck"
>declare IDEPEND
>declare -x INHERITED=" multibuild multiprocessing toolchain-funcs multilib python-utils-r1 python-r1 distutils-r1 optfeature"
>declare -x INPUT_DEVICES=""
>declare -x INSOPTIONS="-m0644"
>declare IUSE=" test python_targets_python3_8 python_targets_python3_9 python_targets_python3_10"
>declare -x IUSE_EFFECTIVE="abi_x86_64 alpha amd64 amd64-linux arm arm64 arm64-macos elibc_Cygwin elibc_Darwin elibc_SunOS elibc_Winnt elibc_bionic elibc_glibc elibc_mingw elibc_musl hppa ia64 kernel_Darwin kernel_SunOS kernel_Winnt kernel_linux m68k mips ppc ppc-macos ppc64 ppc64-linux prefix prefix-guest prefix-stack python_targets_python3_10 python_targets_python3_8 python_targets_python3_9 riscv s390 sparc sparc-solaris sparc64-solaris test userland_BSD userland_GNU x64-cygwin x64-macos x64-solaris x64-winnt x86 x86-linux x86-solaris x86-winnt"
>declare -x IUSE_IMPLICIT="abi_x86_64 prefix prefix-guest prefix-stack"
>declare -x JAVAC="/etc/java-config-2/current-system-vm/bin/javac"
>declare -x JAVA_HOME="/etc/java-config-2/current-system-vm"
>declare -x JDK_HOME="/etc/java-config-2/current-system-vm"
>declare -x KERNEL="linux"
>declare -x KERNEL_ABI="amd64"
>declare -x KEYWORDS="~alpha amd64 ~arm arm64 hppa ~ia64 ppc ppc64 ~riscv ~s390 sparc x86 ~x64-macos"
>declare -x L10N=""
>declare -x LADSPA_PATH="/usr/lib64/ladspa"
>declare -x LAMMPS_POTENTIALS="/usr/share/lammps/potentials"
>declare -x LANG="C.UTF8"
>declare -x LCD_DEVICES=""
>declare -x LC_COLLATE="C"
>declare -x LC_MESSAGES="C"
>declare -x LDFLAGS="-Wl,-O1 -Wl,--as-needed -Wl,--defsym=__gentoo_check_ldflags__=0"
>declare -x LDFLAGS_amd64="-m elf_x86_64"
>declare -x LDFLAGS_default
>declare -x LDFLAGS_x32="-m elf32_x86_64"
>declare -x LDFLAGS_x86="-m elf_i386"
>declare -x LIBDIR_amd64="lib64"
>declare -x LIBDIR_default="lib"
>declare -x LIBDIR_x32="libx32"
>declare -x LIBDIR_x86="lib"
>declare -x LIBOPTIONS="-m0644"
>declare -x LIBREOFFICE_EXTENSIONS=""
>declare -x LICENSE="BSD MIT"
>declare -x LLVM_TARGETS=""
>declare -x LUA_SINGLE_TARGET=""
>declare -x LUA_TARGETS=""
>declare -x LV2_PATH="/usr/lib64/lv2"
>declare -x MAILTO="tinderbox"
>declare -x MAKEOPTS="-j4"
>declare -x MANPAGER="manpager"
>declare -x MONKEYD_PLUGINS=""
>declare -x MSI2LMP_LIBRARY="/usr/share/lammps/frc_files"
>declare -x MULTILIB_ABIS="amd64 x86"
>declare -x MULTILIB_STRICT_DENY="64-bit.*shared object"
>declare -x MULTILIB_STRICT_DIRS="/lib32 /lib /usr/lib32 /usr/lib /usr/kde/*/lib32 /usr/kde/*/lib /usr/qt/*/lib32 /usr/qt/*/lib /usr/X11R6/lib32 /usr/X11R6/lib"
>declare -x MULTILIB_STRICT_EXEMPT="(perl5|gcc|binutils|eclipse-3|debug|portage|udev|systemd|clang|python-exec|llvm)"
>declare -x NGINX_MODULES_HTTP=""
>declare -x NGINX_MODULES_MAIL=""
>declare -x NGINX_MODULES_STREAM=""
>declare -x OCAML_COLOR="never"
>declare -x OFED_DRIVERS=""
>declare -x OFFICE_IMPLEMENTATION=""
>declare -x OMNIORB_CONFIG="/etc/omniorb/omniORB.cfg"
>declare -x OMP_DYNAMIC="FALSE"
>declare -x OMP_NESTED="FALSE"
>declare -x OMP_NUM_THREADS="4"
>declare -x OPENMPI_FABRICS=""
>declare -x OPENMPI_OFED_FEATURES=""
>declare -x OPENMPI_RM=""
>declare -x ORACLE_HOME="/usr/lib64/oracle/client"
>declare -x PATH="/usr/lib/portage/python3.9/ebuild-helpers/xattr:/usr/lib/portage/python3.9/ebuild-helpers:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/opt/bin:/usr/lib/llvm/13/bin:/opt/nvidia-cg-toolkit/bin:/usr/bin/cdsclient"
>declare -x PAX_MARKINGS="none"
>declare PDEPEND=""
>declare -x PETSC_DIR="/usr/lib64/petsc"
>declare -x PHP_TARGETS=""
>declare -x PKGSYSTEM_ENABLE_FSYNC="0"
>declare -x PORTAGE_COMPRESSION_COMMAND="bzip2"
>declare -a PORTAGE_DOCOMPRESS=([0]="/usr/share/doc" [1]="/usr/share/info" [2]="/usr/share/man")
>declare -x PORTAGE_DOCOMPRESS_SIZE_LIMIT="128"
>declare -a PORTAGE_DOCOMPRESS_SKIP=([0]="/usr/share/doc/pkgcheck-0.10.9/html")
>declare -a PORTAGE_DOSTRIP=([0]="/")
>declare -a PORTAGE_DOSTRIP_SKIP=()
>declare -x PORTAGE_TMPFS="/dev/shm"
>declare -x PORT_LOGDIR="/var/log/portage"
>declare -x POSTGRES_TARGETS=""
>declare -x PROFILE_ONLY_VARIABLES="ARCH ELIBC IUSE_IMPLICIT KERNEL USERLAND USE_EXPAND_IMPLICIT USE_EXPAND_UNPREFIXED USE_EXPAND_VALUES_ARCH USE_EXPAND_VALUES_ELIBC USE_EXPAND_VALUES_KERNEL USE_EXPAND_VALUES_USERLAND"
>declare -- PROPERTIES=""
>declare -x PYTEST_ADDOPTS="--color=no"
>declare -x PYTHONDONTWRITEBYTECODE="1"
>declare -a PYTHON_COMPAT=([0]="python3_8" [1]="python3_9" [2]="python3_10")
>declare -- PYTHON_DEPS="python_targets_python3_8? ( >=dev-lang/python-3.8.12_p1-r1:3.8 ) python_targets_python3_9? ( >=dev-lang/python-3.9.9-r1:3.9 ) python_targets_python3_10? ( >=dev-lang/python-3.10.0_p1-r1:3.10 ) "
>declare -- PYTHON_REQUIRED_USE="|| ( python_targets_python3_8 python_targets_python3_9 python_targets_python3_10 )"
>declare -x PYTHON_SINGLE_TARGET=""
>declare -x PYTHON_TARGETS="python3_9"
>declare -- PYTHON_USEDEP="python_targets_python3_8(-)?,python_targets_python3_9(-)?,python_targets_python3_10(-)?"
>declare -x PY_FORCE_COLOR="0"
>declare -x QEMU_SOFTMMU_TARGETS=""
>declare -x QEMU_USER_TARGETS=""
>declare -x QRNADB="/usr/share/qrna/data"
>declare -x QUEX_PATH="/usr/share"
>declare RDEPEND="
>		>=dev-python/snakeoil-0.9.6[python_targets_python3_8(-)?,python_targets_python3_9(-)?,python_targets_python3_10(-)?]
>		>=sys-apps/pkgcore-0.12.8[python_targets_python3_8(-)?,python_targets_python3_9(-)?,python_targets_python3_10(-)?]
>	dev-python/chardet[python_targets_python3_8(-)?,python_targets_python3_9(-)?,python_targets_python3_10(-)?]
>	dev-python/lazy-object-proxy[python_targets_python3_8(-)?,python_targets_python3_9(-)?,python_targets_python3_10(-)?]
>	dev-python/lxml[python_targets_python3_8(-)?,python_targets_python3_9(-)?,python_targets_python3_10(-)?]
>	dev-python/pathspec[python_targets_python3_8(-)?,python_targets_python3_9(-)?,python_targets_python3_10(-)?]
>	>=dev-python/tree-sitter-0.19.0[python_targets_python3_8(-)?,python_targets_python3_9(-)?,python_targets_python3_10(-)?]
> python_targets_python3_8? ( >=dev-lang/python-3.8.12_p1-r1:3.8 ) python_targets_python3_9? ( >=dev-lang/python-3.9.9-r1:3.9 ) python_targets_python3_10? ( >=dev-lang/python-3.10.0_p1-r1:3.10 )  "
>declare REPOSITORY
>declare REQUIRED_USE="|| ( python_targets_python3_8 python_targets_python3_9 python_targets_python3_10 )"
>declare RESTRICT=""
>declare -x RESUMECOMMAND_SSH="bash -c \"x=\\\${2#ssh://} ; host=\\\${x%%/*} ; port=\\\${host##*:} ; host=\\\${host%:*} ; [[ \\\${host} = \\\${port} ]] && port= ; exec rsync --rsh=\\\"ssh \\\${port:+-p\\\${port}} \\\${3}\\\" -avP \\\"\\\${host}:/\\\${x#*/}\\\" \\\"\\\$1\\\"\" rsync \"\${DISTDIR}/\${FILE}\" \"\${URI}\" \"\${PORTAGE_SSH_OPTS}\""
>declare -x ROS_MESSAGES=""
>declare -x ROS_PACKAGE_PATH="/usr/share/ros_packages"
>declare -x ROS_ROOT="/usr/share/ros"
>declare -x RUBY_TARGETS=""
>declare -x RUSTFLAGS="-Ctarget-cpu=native -v"
>declare -x RUST_TEST_TASKS="4"
>declare -x RUST_TEST_THREADS="4"
>declare -x S="/var/tmp/portage/dev-util/pkgcheck-0.10.9/work/pkgcheck-0.10.9"
>declare -x SANDBOX_DEBUG="0"
>declare -x SANDBOX_DENY=""
>declare -x SANDBOX_METHOD="any"
>declare -x SANDBOX_PREDICT="/var/tmp/portage/dev-util/pkgcheck-0.10.9/homedir:/dev/crypto:/var/cache/man:/dev/random:/proc/self/coredump_filter:/dev/random:/proc/self/coredump_filter:/var/cache/fontconfig"
>declare -x SANDBOX_READ="/:/var/tmp/portage"
>declare -x SANDBOX_VERBOSE="1"
>declare -x SANDBOX_WRITE=":/dev/console:/dev/fd:/dev/full:/dev/null:/dev/ptmx:/dev/pts/:/dev/pty:/dev/shm:/dev/tts:/dev/tty:/dev/vc/:/dev/zero:/proc/self/fd:/tmp/:/usr/lib/cf:/usr/lib/conftest:/usr/lib32/cf:/usr/lib32/conftest:/usr/lib64/cf:/usr/lib64/conftest:/usr/tmp/:/usr/tmp/cf:/usr/tmp/conftest:/var/tmp/:/var/tmp/portage:/var/tmp/portage/dev-util/pkgcheck-0.10.9/homedir/.bash_history"
>declare -x SANE_BACKENDS=""
>declare -x SHELL="/bin/bash"
>declare -x SLOT="0"
>declare -i SRANDOM="3433364098"
>declare SRC_URI="mirror://pypi/p/pkgcheck/pkgcheck-0.10.9.tar.gz"
>declare -x SYMLINK_LIB="no"
>declare -x TERMINFO="/etc/terminfo"
>declare -x TNS_ADMIN="/etc/oracle/"
>declare -x TWISTED_DISABLE_WRITING_OF_PLUGIN_CACHE="1"
>declare -x USE="abi_x86_64 amd64 elibc_glibc kernel_linux python_targets_python3_9 test userland_GNU"
>declare -x USERLAND="GNU"
>declare -x USE_EXPAND_IMPLICIT="ARCH ELIBC KERNEL USERLAND"
>declare -x USE_EXPAND_UNPREFIXED="ARCH"
>declare -x USE_EXPAND_VALUES_ARCH="alpha amd64 amd64-linux arm arm64 arm64-macos hppa ia64 m68k mips ppc ppc64 ppc64-linux ppc-macos riscv s390 sparc sparc64-solaris sparc-solaris x64-cygwin x64-macos x64-solaris x64-winnt x86 x86-linux x86-solaris x86-winnt"
>declare -x USE_EXPAND_VALUES_ELIBC="bionic Cygwin Darwin glibc mingw musl SunOS Winnt"
>declare -x USE_EXPAND_VALUES_KERNEL="Darwin linux SunOS Winnt"
>declare -x USE_EXPAND_VALUES_USERLAND="BSD GNU"
>declare -x UWSGI_PLUGINS=""
>declare -x VIDEO_CARDS=""
>declare -x VOICEMAIL_STORAGE=""
>declare -x XDG_CONFIG_DIRS="/etc/xdg"
>declare -x XDG_DATA_DIRS="/usr/local/share:/usr/share"
>declare -x XTABLES_ADDONS=""
>declare -- _DISTUTILS_R1="1"
>declare -- _DISTUTILS_TEST_INSTALL=""
>declare -- _DISTUTILS_TEST_RUNNER="setup.py"
>declare -x _E_DESTTREE_="/usr"
>declare -x _E_DOCDESTTREE_=""
>declare -x _E_EXEDESTTREE_=""
>declare -x _E_INSDESTTREE_=""
>declare -- _MULTIBUILD_ECLASS="1"
>declare -- _MULTILIB_ECLASS="1"
>declare -- _MULTIPROCESSING_ECLASS="1"
>declare -- _OPTFEATURE_DEFAULT_HEADER="Install additional packages for optional runtime features:"
>declare -- _OPTFEATURE_DOHEADER="true"
>declare -- _OPTFEATURE_ECLASS="1"
>declare -- _OPTFEATURE_HEADER=""
>declare -a _PYTHON_ALL_IMPLS=([0]="pypy3" [1]="python3_8" [2]="python3_9" [3]="python3_10")
>declare -a _PYTHON_HISTORICAL_IMPLS=([0]="jython2_7" [1]="pypy" [2]="pypy1_8" [3]="pypy1_9" [4]="pypy2_0" [5]="python2_5" [6]="python2_6" [7]="python2_7" [8]="python3_1" [9]="python3_2" [10]="python3_3" [11]="python3_4" [12]="python3_5" [13]="python3_6" [14]="python3_7")
>declare -- _PYTHON_R1="1"
>declare -a _PYTHON_SUPPORTED_IMPLS=([0]="python3_8" [1]="python3_9" [2]="python3_10")
>declare -a _PYTHON_UNSUPPORTED_IMPLS=([0]="pypy3")
>declare -- _PYTHON_UTILS_R1="1"
>declare -- _TOOLCHAIN_FUNCS_ECLASS="1"
>declare -x gl_cv_type_time_t_bits_macro="no"
>SwitchGCC () 
>{ 
>    local latest=$(gcc-config --list-profiles --nocolor | cut -f3 -d' ' -s | grep -E 'x86_64-(pc|gentoo)-linux-(gnu|musl)-.*[0-9]$'| tail -n 1);
>    local current=$(gcc -dumpversion | cut -f1 -d'.');
>    if gcc-config --list-profiles --nocolor | grep -q -F "$latest *"; then
>        echo "SwitchGCC: $current is $latest";
>    else
>        echo "SwitchGCC: switch from $current to $latest" >> $taskfile.history;
>        gcc-config --nocolor $latest;
>        source_profile;
>        add2backlog "@preserved-rebuild";
>        if grep -q '^LIBTOOL="rdlibtool"' /etc/portage/make.conf; then
>            add2backlog "sys-devel/slibtool";
>        fi;
>        add2backlog "sys-devel/libtool";
>        add2backlog "%emerge --unmerge sys-devel/gcc:$current";
>    fi
>}
>declare -fx SwitchGCC
>__eapi6_src_install () 
>{ 
>    if [[ -f Makefile || -f GNUmakefile || -f makefile ]]; then
>        emake DESTDIR="${D}" install;
>    fi;
>    einstalldocs
>}
>__eapi6_src_prepare () 
>{ 
>    if ___is_indexed_array_var PATCHES; then
>        [[ ${#PATCHES[@]} -gt 0 ]] && eapply "${PATCHES[@]}";
>    else
>        if [[ -n ${PATCHES} ]]; then
>            eapply ${PATCHES};
>        fi;
>    fi;
>    eapply_user
>}
>__eapi7_ver_compare () 
>{ 
>    local va=${1} vb=${2} a an al as ar b bn bl bs br re LC_ALL=C;
>    re="^([0-9]+(\.[0-9]+)*)([a-z]?)((_(alpha|beta|pre|rc|p)[0-9]*)*)(-r[0-9]+)?$";
>    [[ ${va} =~ ${re} ]] || die "${FUNCNAME}: invalid version: ${va}";
>    an=${BASH_REMATCH[1]};
>    al=${BASH_REMATCH[3]};
>    as=${BASH_REMATCH[4]};
>    ar=${BASH_REMATCH[7]};
>    [[ ${vb} =~ ${re} ]] || die "${FUNCNAME}: invalid version: ${vb}";
>    bn=${BASH_REMATCH[1]};
>    bl=${BASH_REMATCH[3]};
>    bs=${BASH_REMATCH[4]};
>    br=${BASH_REMATCH[7]};
>    __eapi7_ver_compare_int "${an%%.*}" "${bn%%.*}" || return;
>    while [[ ${an} == *.* && ${bn} == *.* ]]; do
>        an=${an#*.};
>        bn=${bn#*.};
>        a=${an%%.*};
>        b=${bn%%.*};
>        if [[ ${a} == 0* || ${b} == 0* ]]; then
>            [[ ${a} =~ 0+$ ]] && a=${a%"${BASH_REMATCH[0]}"};
>            [[ ${b} =~ 0+$ ]] && b=${b%"${BASH_REMATCH[0]}"};
>            [[ ${a} > ${b} ]] && return 3;
>            [[ ${a} < ${b} ]] && return 1;
>        else
>            __eapi7_ver_compare_int "${a}" "${b}" || return;
>        fi;
>    done;
>    [[ ${an} == *.* ]] && return 3;
>    [[ ${bn} == *.* ]] && return 1;
>    [[ ${al} > ${bl} ]] && return 3;
>    [[ ${al} < ${bl} ]] && return 1;
>    as=${as#_}${as:+_};
>    bs=${bs#_}${bs:+_};
>    while [[ -n ${as} && -n ${bs} ]]; do
>        a=${as%%_*};
>        b=${bs%%_*};
>        if [[ ${a%%[0-9]*} == "${b%%[0-9]*}" ]]; then
>            __eapi7_ver_compare_int "${a##*[a-z]}" "${b##*[a-z]}" || return;
>        else
>            [[ ${a%%[0-9]*} == p ]] && return 3;
>            [[ ${b%%[0-9]*} == p ]] && return 1;
>            [[ ${a} > ${b} ]] && return 3 || return 1;
>        fi;
>        as=${as#*_};
>        bs=${bs#*_};
>    done;
>    if [[ -n ${as} ]]; then
>        [[ ${as} == p[_0-9]* ]] && return 3 || return 1;
>    else
>        if [[ -n ${bs} ]]; then
>            [[ ${bs} == p[_0-9]* ]] && return 1 || return 3;
>        fi;
>    fi;
>    __eapi7_ver_compare_int "${ar#-r}" "${br#-r}" || return;
>    return 2
>}
>__eapi7_ver_compare_int () 
>{ 
>    local a=$1 b=$2 d=$(( ${#1}-${#2} ));
>    if [[ ${d} -gt 0 ]]; then
>        printf -v b "%0${d}d%s" 0 "${b}";
>    else
>        if [[ ${d} -lt 0 ]]; then
>            printf -v a "%0$(( -d ))d%s" 0 "${a}";
>        fi;
>    fi;
>    [[ ${a} > ${b} ]] && return 3;
>    [[ ${a} == "${b}" ]]
>}
>__eapi7_ver_parse_range () 
>{ 
>    local range=${1};
>    local max=${2};
>    [[ ${range} == [0-9]* ]] || die "${FUNCNAME}: range must start with a number";
>    start=${range%-*};
>    [[ ${range} == *-* ]] && end=${range#*-} || end=${start};
>    if [[ -n ${end} ]]; then
>        [[ ${start} -le ${end} ]] || die "${FUNCNAME}: end of range must be >= start";
>        [[ ${end} -le ${max} ]] || end=${max};
>    else
>        end=${max};
>    fi
>}
>__eapi7_ver_split () 
>{ 
>    local v=${1} LC_ALL=C;
>    comp=();
>    local s c;
>    while [[ -n ${v} ]]; do
>        s=${v%%[a-zA-Z0-9]*};
>        v=${v:${#s}};
>        [[ ${v} == [0-9]* ]] && c=${v%%[^0-9]*} || c=${v%%[^a-zA-Z]*};
>        v=${v:${#c}};
>        comp+=("${s}" "${c}");
>    done
>}
>__eapi8_src_prepare () 
>{ 
>    local f;
>    if ___is_indexed_array_var PATCHES; then
>        [[ ${#PATCHES[@]} -gt 0 ]] && eapply -- "${PATCHES[@]}";
>    else
>        if [[ -n ${PATCHES} ]]; then
>            eapply -- ${PATCHES};
>        fi;
>    fi;
>    eapply_user
>}
>_clang_fullversion () 
>{ 
>    local ver="$1";
>    shift;
>    set -- $($(tc-getCPP "$@") -E -P - <<<"__clang_major__ __clang_minor__ __clang_patchlevel__");
>    eval echo "$ver"
>}
>_distutils-r1_backend_to_key () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local backend=${1};
>    case ${backend} in 
>        flit_core.buildapi | flit.buildapi)
>            echo flit
>        ;;
>        pdm.pep517.api)
>            echo pdm
>        ;;
>        poetry.core.masonry.api | poetry.masonry.api)
>            echo poetry
>        ;;
>        setuptools.build_meta | setuptools.build_meta:__legacy__)
>            echo setuptools
>        ;;
>        *)
>            die "Unknown backend: ${backend}"
>        ;;
>    esac
>}
>_distutils-r1_check_all_phase_mismatch () 
>{ 
>    if has "python_${EBUILD_PHASE}" "${FUNCNAME[@]}"; then
>        eqawarn "QA Notice: distutils-r1_python_${EBUILD_PHASE}_all called";
>        eqawarn "from python_${EBUILD_PHASE}.  Did you mean to use";
>        eqawarn "python_${EBUILD_PHASE}_all()?";
>        [[ ${EAPI} != [67] ]] && die "distutils-r1_python_${EBUILD_PHASE}_all called from python_${EBUILD_PHASE}.";
>    fi
>}
>_distutils-r1_check_namespace_pth () 
>{ 
>    local f pth=();
>    while IFS= read -r -d '' f; do
>        pth+=("${f}");
>    done < <(find "${ED%/}" -name '*-nspkg.pth' -print0);
>    if [[ -n ${pth[@]} ]]; then
>        ewarn "The following *-nspkg.pth files were found installed:";
>        ewarn;
>        for f in "${pth[@]}";
>        do
>            ewarn "  ${f#${ED%/}}";
>        done;
>        ewarn;
>        ewarn "The presence of those files may break namespaces in Python 3.5+. Please";
>        ewarn "read our documentation on reliable handling of namespaces and update";
>        ewarn "the ebuild accordingly:";
>        ewarn;
>        ewarn "  https://wiki.gentoo.org/wiki/Project:Python/Namespace_packages";
>    fi
>}
>_distutils-r1_clean_egg_info () 
>{ 
>    if [[ -n ${DISTUTILS_USE_PEP517} ]]; then
>        die "${FUNCNAME} is not implemented in PEP517 mode";
>    fi;
>    rm -rf "${BUILD_DIR}"/lib/*.egg-info || die
>}
>_distutils-r1_copy_egg_info () 
>{ 
>    if [[ -n ${DISTUTILS_USE_PEP517} ]]; then
>        die "${FUNCNAME} is not implemented in PEP517 mode";
>    fi;
>    mkdir -p "${BUILD_DIR}" || die;
>    find -name '*.egg-info' -type d -exec cp -R -p {} "${BUILD_DIR}"/ ';' || die
>}
>_distutils-r1_create_setup_cfg () 
>{ 
>    if [[ -n ${DISTUTILS_USE_PEP517} ]]; then
>        die "${FUNCNAME} is not implemented in PEP517 mode";
>    fi;
>    cat > "${HOME}"/.pydistutils.cfg <<-_EOF_ || 
>[build]
>build_base = ${BUILD_DIR}
>
># using a single directory for them helps us export
># ${PYTHONPATH} and ebuilds find the sources independently
># of whether the package installs extensions or not
>#
># note: due to some packages (wxpython) relying on separate
># platlib & purelib dirs, we do not set --build-lib (which
># can not be overridden with --build-*lib)
>build_platlib = %(build_base)s/lib
>build_purelib = %(build_base)s/lib
>
># make the ebuild writer lives easier
>build_scripts = %(build_base)s/scripts
>
># this is needed by distutils_install_for_testing since
># setuptools like to create .egg files for install --home.
>[bdist_egg]
>dist_dir = ${BUILD_DIR}/dist
>
># avoid packing up eggs in a zip as it often breaks test suites
>[options]
>zip_safe = False
>_EOF_
> die
>    if [[ ${EBUILD_PHASE} == install ]]; then
>        cat >> "${HOME}"/.pydistutils.cfg <<-_EOF_ || 
>
># installation paths -- allow calling extra install targets
># without the default 'install'
>[install]
>compile = True
>optimize = 2
>root = ${D%/}
>_EOF_
> die
>        if [[ ! -n ${DISTUTILS_SINGLE_IMPL} ]]; then
>            cat >> "${HOME}"/.pydistutils.cfg <<-_EOF_ || 
>install_scripts = $(python_get_scriptdir)
>_EOF_
> die;
>        fi;
>    fi
>}
>_distutils-r1_disable_ez_setup () 
>{ 
>    if [[ -n ${DISTUTILS_USE_PEP517} ]]; then
>        die "${FUNCNAME} is not implemented in PEP517 mode";
>    fi;
>    local stub="def use_setuptools(*args, **kwargs): pass";
>    if [[ -f ez_setup.py ]]; then
>        echo "${stub}" > ez_setup.py || die;
>    fi;
>    if [[ -f distribute_setup.py ]]; then
>        echo "${stub}" > distribute_setup.py || die;
>    fi
>}
>_distutils-r1_get_backend () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local build_backend;
>    if [[ -f pyproject.toml ]]; then
>        build_backend=$(
>			"${EPYTHON}" - <<-EOF 2>/dev/null
>				import tomli
>				print(tomli.load(open("pyproject.toml", "rb"))
>					["build-system"]["build-backend"])
>			EOF
>		);
>    fi;
>    if [[ -z ${build_backend} && ${DISTUTILS_USE_PEP517} == setuptools && -f setup.py ]]; then
>        build_backend=setuptools.build_meta:__legacy__;
>    fi;
>    if [[ -z ${build_backend} ]]; then
>        die "Unable to obtain build-backend from pyproject.toml";
>    fi;
>    if [[ ${DISTUTILS_USE_PEP517} != standalone ]]; then
>        local expected_value=$(_distutils-r1_backend_to_key "${build_backend}");
>        if [[ ${DISTUTILS_USE_PEP517} != ${expected_value} ]]; then
>            eerror "DISTUTILS_USE_PEP517 does not match pyproject.toml!";
>            eerror "    have: DISTUTILS_USE_PEP517=${DISTUTILS_USE_PEP517}";
>            eerror "expected: DISTUTILS_USE_PEP517=${expected_value}";
>            eerror "(backend: ${build_backend})";
>            die "DISTUTILS_USE_PEP517 value incorrect";
>        fi;
>        local new_backend=;
>        case ${build_backend} in 
>            flit.buildapi)
>                new_backend=flit_core.buildapi
>            ;;
>            poetry.masonry.api)
>                new_backend=poetry.core.masonry.api
>            ;;
>        esac;
>        if [[ -n ${new_backend} ]]; then
>            if [[ ! -f ${T}/.distutils_deprecated_backend_warned ]]; then
>                eqawarn "${build_backend} backend is deprecated.  Please see:";
>                eqawarn "https://projects.gentoo.org/python/guide/distutils.html#deprecated-pep-517-backends";
>                eqawarn "The eclass will be using ${new_backend} instead.";
>                 > "${T}"/.distutils_deprecated_backend_warned || die;
>            fi;
>            build_backend=${new_backend};
>        fi;
>    fi;
>    echo "${build_backend}"
>}
>_distutils-r1_handle_pyproject_toml () 
>{ 
>    if [[ -n ${DISTUTILS_USE_PEP517} ]]; then
>        die "${FUNCNAME} is not implemented in PEP517 mode";
>    fi;
>    [[ ${DISTUTILS_USE_SETUPTOOLS} == manual ]] && return;
>    if [[ ! -f setup.py && -f pyproject.toml ]]; then
>        if [[ ${DISTUTILS_USE_SETUPTOOLS} != pyproject.toml ]]; then
>            eerror "No setup.py found but pyproject.toml is present.  In order to enable";
>            eerror "pyproject.toml support in distutils-r1, set:";
>            eerror "  DISTUTILS_USE_SETUPTOOLS=pyproject.toml";
>            die "No setup.py found and DISTUTILS_USE_SETUPTOOLS!=pyproject.toml";
>        fi;
>    fi
>}
>_distutils-r1_run_common_phase () 
>{ 
>    local DISTUTILS_ORIG_BUILD_DIR=${BUILD_DIR};
>    if [[ -n ${DISTUTILS_SINGLE_IMPL} ]]; then
>        _distutils-r1_run_foreach_impl "${@}";
>    else
>        local -x EPYTHON PYTHON;
>        local -x PATH=${PATH} PKG_CONFIG_PATH=${PKG_CONFIG_PATH};
>        python_setup "${DISTUTILS_ALL_SUBPHASE_IMPLS[@]}";
>        local MULTIBUILD_VARIANTS=("${EPYTHON/./_}");
>        local _DISTUTILS_INITIAL_CWD=${PWD};
>        multibuild_foreach_variant distutils-r1_run_phase "${@}";
>    fi
>}
>_distutils-r1_run_foreach_impl () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local _DISTUTILS_INITIAL_CWD=${PWD};
>    set -- distutils-r1_run_phase "${@}";
>    if [[ ! -n ${DISTUTILS_SINGLE_IMPL} ]]; then
>        python_foreach_impl "${@}";
>    else
>        if [[ ! -n ${EPYTHON} ]]; then
>            die "EPYTHON unset, python-single-r1_pkg_setup not called?!";
>        fi;
>        local BUILD_DIR=${BUILD_DIR:-${S}};
>        BUILD_DIR=${BUILD_DIR%%/}_${EPYTHON};
>        "${@}";
>    fi
>}
>_distutils-r1_wrap_scripts () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ ${#} -eq 1 ]] || die "usage: ${FUNCNAME} <bindir>";
>    local bindir=${1};
>    local scriptdir=$(python_get_scriptdir);
>    local f python_files=() non_python_files=();
>    if [[ -d ${D%/}${scriptdir} ]]; then
>        for f in "${D%/}${scriptdir}"/*;
>        do
>            [[ -d ${f} ]] && die "Unexpected directory: ${f}";
>            debug-print "${FUNCNAME}: found executable at ${f#${D%/}/}";
>            local shebang;
>            read -r shebang < "${f}";
>            if [[ ${shebang} == '#!'*${EPYTHON}* ]]; then
>                debug-print "${FUNCNAME}: matching shebang: ${shebang}";
>                python_files+=("${f}");
>            else
>                debug-print "${FUNCNAME}: non-matching shebang: ${shebang}";
>                non_python_files+=("${f}");
>            fi;
>            mkdir -p "${D%/}${bindir}" || die;
>        done;
>        for f in "${python_files[@]}";
>        do
>            local basename=${f##*/};
>            debug-print "${FUNCNAME}: installing wrapper at ${bindir}/${basename}";
>            local dosym=dosym;
>            [[ ${EAPI} == [67] ]] && dosym=dosym8;
>            "${dosym}" -r /usr/lib/python-exec/python-exec2 "${bindir#${EPREFIX}}/${basename}";
>        done;
>        for f in "${non_python_files[@]}";
>        do
>            local basename=${f##*/};
>            debug-print "${FUNCNAME}: moving ${f#${D%/}/} to ${bindir}/${basename}";
>            mv "${f}" "${D%/}${bindir}/${basename}" || die;
>        done;
>    fi
>}
>_gcc-install-dir () 
>{ 
>    echo "$(LC_ALL=C $(tc-getCC) -print-search-dirs 2> /dev/null |		awk '$1=="install:" {print $2}')"
>}
>_gcc-specs-directive_raw () 
>{ 
>    local cc=$(tc-getCC);
>    local specfiles=$(LC_ALL=C ${cc} -v 2>&1 | awk '$1=="Reading" {print $NF}');
>    ${cc} -dumpspecs 2> /dev/null | cat - ${specfiles} | awk -v directive=$1 'BEGIN	{ pspec=""; spec=""; outside=1 }
>$1=="*"directive":"  { pspec=spec; spec=""; outside=0; next }
>	outside || NF==0 || ( substr($1,1,1)=="*" && substr($1,length($1),1)==":" ) { outside=1; next }
>	spec=="" && substr($0,1,1)=="+" { spec=pspec " " substr($0,2); next }
>	{ spec=spec $0 }
>END	{ print spec }';
>    return 0
>}
>_gcc-specs-exists () 
>{ 
>    [[ -f $(_gcc-install-dir)/$1 ]]
>}
>_gcc_fullversion () 
>{ 
>    local ver="$1";
>    shift;
>    set -- $($(tc-getCPP "$@") -E -P - <<<"__GNUC__ __GNUC_MINOR__ __GNUC_PATCHLEVEL__");
>    eval echo "$ver"
>}
>_multibuild_create_source_copy () 
>{ 
>    einfo "${MULTIBUILD_VARIANT}: copying to ${BUILD_DIR}";
>    cp -p -R --reflink=auto "${_MULTIBUILD_INITIAL_BUILD_DIR}" "${BUILD_DIR}" || die
>}
>_multibuild_run () 
>{ 
>    local i=1;
>    while [[ ${!i} == _* ]]; do
>        (( i += 1 ));
>    done;
>    [[ ${i} -le ${#} ]] && einfo "${v}: running ${@:${i}}";
>    "${@}"
>}
>_python_check_EPYTHON () 
>{ 
>    if [[ -z ${EPYTHON} ]]; then
>        die "EPYTHON unset, invalid call context";
>    fi
>}
>_python_check_locale_sanity () 
>{ 
>    local -x LC_ALL=${1};
>    local IFS=;
>    local lc=({a..z});
>    local uc=({A..Z});
>    local input="${lc[*]}${uc[*]}";
>    local output=$(tr '[:lower:][:upper:]' '[:upper:][:lower:]' <<<"${input}");
>    [[ ${output} == "${uc[*]}${lc[*]}" ]]
>}
>_python_export () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local impl var;
>    case "${1}" in 
>        python* | jython*)
>            impl=${1/_/.};
>            shift
>        ;;
>        pypy | pypy3)
>            impl=${1};
>            shift
>        ;;
>        *)
>            impl=${EPYTHON};
>            if [[ -z ${impl} ]]; then
>                die "_python_export called without a python implementation and EPYTHON is unset";
>            fi
>        ;;
>    esac;
>    debug-print "${FUNCNAME}: implementation: ${impl}";
>    for var in "$@";
>    do
>        case "${var}" in 
>            EPYTHON)
>                export EPYTHON=${impl};
>                debug-print "${FUNCNAME}: EPYTHON = ${EPYTHON}"
>            ;;
>            PYTHON)
>                export PYTHON=${EPREFIX}/usr/bin/${impl};
>                debug-print "${FUNCNAME}: PYTHON = ${PYTHON}"
>            ;;
>            PYTHON_SITEDIR)
>                [[ -n ${PYTHON} ]] || die "PYTHON needs to be set for ${var} to be exported, or requested before it";
>                PYTHON_SITEDIR=$(
>					"${PYTHON}" - <<-EOF || die
>						import sysconfig
>						print(sysconfig.get_path("purelib"))
>					EOF
>				);
>                export PYTHON_SITEDIR;
>                debug-print "${FUNCNAME}: PYTHON_SITEDIR = ${PYTHON_SITEDIR}"
>            ;;
>            PYTHON_INCLUDEDIR)
>                [[ -n ${PYTHON} ]] || die "PYTHON needs to be set for ${var} to be exported, or requested before it";
>                PYTHON_INCLUDEDIR=$(
>					"${PYTHON}" - <<-EOF || die
>						import sysconfig
>						print(sysconfig.get_path("platinclude"))
>					EOF
>				);
>                export PYTHON_INCLUDEDIR;
>                debug-print "${FUNCNAME}: PYTHON_INCLUDEDIR = ${PYTHON_INCLUDEDIR}";
>                if [[ ! -d ${PYTHON_INCLUDEDIR} ]]; then
>                    die "${impl} does not install any header files!";
>                fi
>            ;;
>            PYTHON_LIBPATH)
>                [[ -n ${PYTHON} ]] || die "PYTHON needs to be set for ${var} to be exported, or requested before it";
>                PYTHON_LIBPATH=$(
>					"${PYTHON}" - <<-EOF || die
>						import os.path, sysconfig
>						print(
>							os.path.join(
>								sysconfig.get_config_var("LIBDIR"),
>								sysconfig.get_config_var("LDLIBRARY"))
>							if sysconfig.get_config_var("LDLIBRARY")
>							else "")
>					EOF
>				);
>                export PYTHON_LIBPATH;
>                debug-print "${FUNCNAME}: PYTHON_LIBPATH = ${PYTHON_LIBPATH}";
>                if [[ ! -n ${PYTHON_LIBPATH} ]]; then
>                    die "${impl} lacks a (usable) dynamic library";
>                fi
>            ;;
>            PYTHON_CFLAGS)
>                local val;
>                case "${impl}" in 
>                    python*)
>                        val=$($(tc-getPKG_CONFIG) --cflags ${impl/n/n-}) || die
>                    ;;
>                    *)
>                        die "${impl}: obtaining ${var} not supported"
>                    ;;
>                esac;
>                export PYTHON_CFLAGS=${val};
>                debug-print "${FUNCNAME}: PYTHON_CFLAGS = ${PYTHON_CFLAGS}"
>            ;;
>            PYTHON_LIBS)
>                local val;
>                case "${impl}" in 
>                    python2* | python3.6 | python3.7*)
>                        val=$($(tc-getPKG_CONFIG) --libs ${impl/n/n-}) || die
>                    ;;
>                    python*)
>                        val=$($(tc-getPKG_CONFIG) --libs ${impl/n/n-}-embed) || die
>                    ;;
>                    *)
>                        die "${impl}: obtaining ${var} not supported"
>                    ;;
>                esac;
>                export PYTHON_LIBS=${val};
>                debug-print "${FUNCNAME}: PYTHON_LIBS = ${PYTHON_LIBS}"
>            ;;
>            PYTHON_CONFIG)
>                local flags val;
>                case "${impl}" in 
>                    python*)
>                        [[ -n ${PYTHON} ]] || die "PYTHON needs to be set for ${var} to be exported, or requested before it";
>                        flags=$(
>							"${PYTHON}" - <<-EOF || die
>								import sysconfig
>								print(sysconfig.get_config_var("ABIFLAGS")
>									or "")
>							EOF
>						);
>                        val=${PYTHON}${flags}-config
>                    ;;
>                    *)
>                        die "${impl}: obtaining ${var} not supported"
>                    ;;
>                esac;
>                export PYTHON_CONFIG=${val};
>                debug-print "${FUNCNAME}: PYTHON_CONFIG = ${PYTHON_CONFIG}"
>            ;;
>            PYTHON_PKG_DEP)
>                local d;
>                case ${impl} in 
>                    python2.7)
>                        PYTHON_PKG_DEP='>=dev-lang/python-2.7.5-r2:2.7'
>                    ;;
>                    python3.8)
>                        PYTHON_PKG_DEP=">=dev-lang/python-3.8.12_p1-r1:3.8"
>                    ;;
>                    python3.9)
>                        PYTHON_PKG_DEP=">=dev-lang/python-3.9.9-r1:3.9"
>                    ;;
>                    python3.10)
>                        PYTHON_PKG_DEP=">=dev-lang/python-3.10.0_p1-r1:3.10"
>                    ;;
>                    python*)
>                        PYTHON_PKG_DEP="dev-lang/python:${impl#python}"
>                    ;;
>                    pypy)
>                        PYTHON_PKG_DEP='>=dev-python/pypy-7.3.0:0='
>                    ;;
>                    pypy3)
>                        PYTHON_PKG_DEP='>=dev-python/pypy3-7.3.7-r1:0='
>                    ;;
>                    *)
>                        die "Invalid implementation: ${impl}"
>                    ;;
>                esac;
>                if [[ -n ${PYTHON_REQ_USE} ]]; then
>                    PYTHON_PKG_DEP+=[${PYTHON_REQ_USE}];
>                fi;
>                export PYTHON_PKG_DEP;
>                debug-print "${FUNCNAME}: PYTHON_PKG_DEP = ${PYTHON_PKG_DEP}"
>            ;;
>            PYTHON_SCRIPTDIR)
>                local dir;
>                export PYTHON_SCRIPTDIR=${EPREFIX}/usr/lib/python-exec/${impl};
>                debug-print "${FUNCNAME}: PYTHON_SCRIPTDIR = ${PYTHON_SCRIPTDIR}"
>            ;;
>            *)
>                die "_python_export: unknown variable ${var}"
>            ;;
>        esac;
>    done
>}
>_python_gen_usedep () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local impl matches=();
>    _python_verify_patterns "${@}";
>    for impl in "${_PYTHON_SUPPORTED_IMPLS[@]}";
>    do
>        if _python_impl_matches "${impl}" "${@}"; then
>            matches+=("python_targets_${impl}(-)?");
>        fi;
>    done;
>    [[ -n ${matches[@]} ]] || die "No supported implementations match python_gen_usedep patterns: ${@}";
>    local out=${matches[@]};
>    echo "${out// /,}"
>}
>_python_impl_matches () 
>{ 
>    [[ ${#} -ge 1 ]] || die "${FUNCNAME}: takes at least 1 parameter";
>    [[ ${#} -eq 1 ]] && return 0;
>    local impl=${1/./_} pattern;
>    shift;
>    for pattern in "$@";
>    do
>        case ${pattern} in 
>            -2 | python2* | pypy)
>                if [[ ${EAPI} != [67] ]]; then
>                    eerror;
>                    eerror "Python 2 is no longer supported in Gentoo, please remove Python 2";
>                    eerror "${FUNCNAME[1]} calls.";
>                    die "Passing ${pattern} to ${FUNCNAME[1]} is banned in EAPI ${EAPI}";
>                fi
>            ;;
>            -3)
>                if [[ ${EAPI} != [67] ]]; then
>                    eerror;
>                    eerror "Python 2 is no longer supported in Gentoo, please remove Python 2";
>                    eerror "${FUNCNAME[1]} calls.";
>                    die "Passing ${pattern} to ${FUNCNAME[1]} is banned in EAPI ${EAPI}";
>                fi;
>                return 0
>            ;;
>            3.8)
>                [[ ${impl} == python${pattern/./_} || ${impl} == pypy3 ]] && return 0
>            ;;
>            3.9 | 3.10)
>                [[ ${impl} == python${pattern/./_} ]] && return 0
>            ;;
>            *)
>                [[ ${impl} == ${pattern/./_} ]] && return 0
>            ;;
>        esac;
>    done;
>    return 1
>}
>_python_multibuild_wrapper () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local -x EPYTHON PYTHON;
>    local -x PATH=${PATH} PKG_CONFIG_PATH=${PKG_CONFIG_PATH};
>    _python_export "${MULTIBUILD_VARIANT}" EPYTHON PYTHON;
>    _python_wrapper_setup;
>    "${@}"
>}
>_python_obtain_impls () 
>{ 
>    _python_validate_useflags;
>    if [[ -n ${PYTHON_COMPAT_OVERRIDE} ]]; then
>        MULTIBUILD_VARIANTS=(${PYTHON_COMPAT_OVERRIDE});
>        return;
>    fi;
>    MULTIBUILD_VARIANTS=();
>    local impl;
>    for impl in "${_PYTHON_SUPPORTED_IMPLS[@]}";
>    do
>        has "${impl}" "${PYTHON_COMPAT[@]}" && use "python_targets_${impl}" && MULTIBUILD_VARIANTS+=("${impl}");
>    done
>}
>_python_run_check_deps () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local impl=${1};
>    local hasv_args=(-b);
>    [[ ${EAPI} == 6 ]] && hasv_args=(--host-root);
>    einfo "Checking whether ${impl} is suitable ...";
>    local PYTHON_PKG_DEP;
>    _python_export "${impl}" PYTHON_PKG_DEP;
>    ebegin "  ${PYTHON_PKG_DEP}";
>    has_version "${hasv_args[@]}" "${PYTHON_PKG_DEP}";
>    eend ${?} || return 1;
>    declare -f python_check_deps > /dev/null || return 0;
>    local PYTHON_USEDEP="python_targets_${impl}(-)";
>    local PYTHON_SINGLE_USEDEP="python_single_target_${impl}(-)";
>    ebegin "  python_check_deps";
>    python_check_deps;
>    eend ${?}
>}
>_python_set_impls () 
>{ 
>    local i;
>    if ! declare -p PYTHON_COMPAT &> /dev/null; then
>        die 'PYTHON_COMPAT not declared.';
>    fi;
>    if [[ $(declare -p PYTHON_COMPAT) != "declare -a"* ]]; then
>        die 'PYTHON_COMPAT must be an array.';
>    fi;
>    local obsolete=();
>    if [[ ! -n ${PYTHON_COMPAT_NO_STRICT} ]]; then
>        for i in "${PYTHON_COMPAT[@]}";
>        do
>            case ${i} in 
>                pypy3 | python2_7 | python3_[89] | python3_10)
>
>                ;;
>                jython2_7 | pypy | pypy1_[89] | pypy2_0 | python2_[5-6] | python3_[1-7])
>                    obsolete+=("${i}")
>                ;;
>                *)
>                    if has "${i}" "${_PYTHON_ALL_IMPLS[@]}" "${_PYTHON_HISTORICAL_IMPLS[@]}"; then
>                        die "Mis-synced patterns in _python_set_impls: missing ${i}";
>                    else
>                        die "Invalid implementation in PYTHON_COMPAT: ${i}";
>                    fi
>                ;;
>            esac;
>        done;
>    fi;
>    if [[ -n ${obsolete[@]} && ${EBUILD_PHASE} == setup ]]; then
>        if [[ $(head -n 1 "${EBUILD}" 2>/dev/null) == *2022* ]]; then
>            eqawarn "Please clean PYTHON_COMPAT of obsolete implementations:";
>            eqawarn "  ${obsolete[*]}";
>        fi;
>    fi;
>    local supp=() unsupp=();
>    for i in "${_PYTHON_ALL_IMPLS[@]}";
>    do
>        if has "${i}" "${PYTHON_COMPAT[@]}"; then
>            supp+=("${i}");
>        else
>            unsupp+=("${i}");
>        fi;
>    done;
>    if [[ ! -n ${supp[@]} ]]; then
>        if [[ -n ${_PYTHON_ALLOW_PY27} ]] && has python2_7 "${PYTHON_COMPAT[@]}"; then
>            supp+=(python2_7);
>        else
>            die "No supported implementation in PYTHON_COMPAT.";
>        fi;
>    fi;
>    if [[ -n ${_PYTHON_SUPPORTED_IMPLS[@]} ]]; then
>        if [[ ${_PYTHON_SUPPORTED_IMPLS[@]} != ${supp[@]} ]]; then
>            eerror "Supported impls (PYTHON_COMPAT) changed between inherits!";
>            eerror "Before: ${_PYTHON_SUPPORTED_IMPLS[*]}";
>            eerror "Now   : ${supp[*]}";
>            die "_PYTHON_SUPPORTED_IMPLS integrity check failed";
>        fi;
>        if [[ ${_PYTHON_UNSUPPORTED_IMPLS[@]} != ${unsupp[@]} ]]; then
>            eerror "Unsupported impls changed between inherits!";
>            eerror "Before: ${_PYTHON_UNSUPPORTED_IMPLS[*]}";
>            eerror "Now   : ${unsupp[*]}";
>            die "_PYTHON_UNSUPPORTED_IMPLS integrity check failed";
>        fi;
>    else
>        _PYTHON_SUPPORTED_IMPLS=("${supp[@]}");
>        _PYTHON_UNSUPPORTED_IMPLS=("${unsupp[@]}");
>        readonly _PYTHON_SUPPORTED_IMPLS _PYTHON_UNSUPPORTED_IMPLS;
>    fi
>}
>_python_validate_useflags () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    if [[ -n ${PYTHON_COMPAT_OVERRIDE} ]]; then
>        if [[ ! -n ${_PYTHON_COMPAT_OVERRIDE_WARNED} ]]; then
>            ewarn "WARNING: PYTHON_COMPAT_OVERRIDE in effect. The following Python";
>            ewarn "implementations will be enabled:";
>            ewarn;
>            ewarn "	${PYTHON_COMPAT_OVERRIDE}";
>            ewarn;
>            ewarn "Dependencies won't be satisfied, and PYTHON_TARGETS will be ignored.";
>            _PYTHON_COMPAT_OVERRIDE_WARNED=1;
>        fi;
>        return;
>    fi;
>    local i;
>    for i in "${_PYTHON_SUPPORTED_IMPLS[@]}";
>    do
>        use "python_targets_${i}" && return 0;
>    done;
>    eerror "No Python implementation selected for the build. Please add one";
>    eerror "of the following values to your PYTHON_TARGETS (in make.conf):";
>    eerror;
>    eerror "${PYTHON_COMPAT[@]}";
>    echo;
>    die "No supported Python implementation in PYTHON_TARGETS."
>}
>_python_verify_patterns () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local impl pattern;
>    for pattern in "$@";
>    do
>        case ${pattern} in 
>            -[23] | 3.[89] | 3.10)
>                continue
>            ;;
>        esac;
>        for impl in "${_PYTHON_ALL_IMPLS[@]}" "${_PYTHON_HISTORICAL_IMPLS[@]}";
>        do
>            [[ ${impl} == ${pattern/./_} ]] && continue 2;
>        done;
>        die "Invalid implementation pattern: ${pattern}";
>    done
>}
>_python_wrapper_setup () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local workdir=${1:-${T}/${EPYTHON}};
>    local impl=${2:-${EPYTHON}};
>    [[ -n ${workdir} ]] || die "${FUNCNAME}: no workdir specified.";
>    [[ -n ${impl} ]] || die "${FUNCNAME}: no impl nor EPYTHON specified.";
>    if [[ ! -x ${workdir}/bin/python ]]; then
>        mkdir -p "${workdir}"/{bin,pkgconfig} || die;
>        rm -f "${workdir}"/bin/python{,2,3}{,-config} || die;
>        rm -f "${workdir}"/bin/2to3 || die;
>        rm -f "${workdir}"/pkgconfig/python{2,3}{,-embed}.pc || die;
>        local EPYTHON PYTHON;
>        _python_export "${impl}" EPYTHON PYTHON;
>        local pyver pyother;
>        if [[ ${EPYTHON} != python2* ]]; then
>            pyver=3;
>            pyother=2;
>        else
>            pyver=2;
>            pyother=3;
>        fi;
>        cat > "${workdir}/bin/python" <<-_EOF_ || 
>#!/bin/sh
>exec "${PYTHON}" "\${@}"
>_EOF_
> die
>        cp "${workdir}/bin/python" "${workdir}/bin/python${pyver}" || die;
>        chmod +x "${workdir}/bin/python" "${workdir}/bin/python${pyver}" || die;
>        local nonsupp=("python${pyother}" "python${pyother}-config");
>        if [[ ${EPYTHON} == python* ]]; then
>            cat > "${workdir}/bin/python-config" <<-_EOF_ || 
>#!/bin/sh
>exec "${PYTHON}-config" "\${@}"
>_EOF_
> die
>            cp "${workdir}/bin/python-config" "${workdir}/bin/python${pyver}-config" || die;
>            chmod +x "${workdir}/bin/python-config" "${workdir}/bin/python${pyver}-config" || die;
>            ln -s "${PYTHON/python/2to3-}" "${workdir}"/bin/2to3 || die;
>            ln -s "${EPREFIX}"/usr/$(get_libdir)/pkgconfig/${EPYTHON/n/n-}.pc "${workdir}"/pkgconfig/python${pyver}.pc || die;
>            if [[ ${EPYTHON} != python[23].[67] ]]; then
>                ln -s "${EPREFIX}"/usr/$(get_libdir)/pkgconfig/${EPYTHON/n/n-}-embed.pc "${workdir}"/pkgconfig/python${pyver}-embed.pc || die;
>            fi;
>        else
>            nonsupp+=(2to3 python-config "python${pyver}-config");
>        fi;
>        local x;
>        for x in "${nonsupp[@]}";
>        do
>            cat > "${workdir}"/bin/${x} <<-_EOF_ || 
>#!/bin/sh
>echo "${ECLASS}: ${FUNCNAME}: ${x} is not supported by ${EPYTHON} (PYTHON_COMPAT)" >&2
>exit 127
>_EOF_
> die
>            chmod +x "${workdir}"/bin/${x} || die;
>        done;
>    fi;
>    if [[ ${PATH##:*} != ${workdir}/bin ]]; then
>        PATH=${workdir}/bin${PATH:+:${PATH}};
>    fi;
>    if [[ ${PKG_CONFIG_PATH##:*} != ${workdir}/pkgconfig ]]; then
>        PKG_CONFIG_PATH=${workdir}/pkgconfig${PKG_CONFIG_PATH:+:${PKG_CONFIG_PATH}};
>    fi;
>    export PATH PKG_CONFIG_PATH
>}
>_tc-getPROG () 
>{ 
>    local tuple=$1;
>    local v var vars=$2;
>    local prog=($3);
>    var=${vars%% *};
>    for v in ${vars};
>    do
>        if [[ -n ${!v} ]]; then
>            export ${var}="${!v}";
>            echo "${!v}";
>            return 0;
>        fi;
>    done;
>    local search=;
>    [[ -n $4 ]] && search=$(type -p $4-${prog[0]});
>    [[ -z ${search} && -n ${!tuple} ]] && search=$(type -p ${!tuple}-${prog[0]});
>    [[ -n ${search} ]] && prog[0]=${search##*/};
>    export ${var}="${prog[*]}";
>    echo "${!var}"
>}
>build_sphinx () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ ${#} -eq 1 ]] || die "${FUNCNAME} takes 1 arg: <directory>";
>    local dir=${1};
>    sed -i -e 's:^intersphinx_mapping:disabled_&:' "${dir}"/conf.py || die;
>    local command=("${EPYTHON}" -m sphinx.cmd.build);
>    if ! "${EPYTHON}" -c "import sphinx.cmd.build" 2> /dev/null; then
>        command=(sphinx-build);
>    fi;
>    command+=(-b html -d "${dir}"/_build/doctrees "${dir}" "${dir}"/_build/html);
>    echo "${command[@]}" 1>&2;
>    "${command[@]}" || die;
>    HTML_DOCS+=("${dir}/_build/html/.")
>}
>clang-fullversion () 
>{ 
>    _clang_fullversion '$1.$2.$3' "$@"
>}
>clang-major-version () 
>{ 
>    _clang_fullversion '$1' "$@"
>}
>clang-micro-version () 
>{ 
>    _clang_fullversion '$3' "$@"
>}
>clang-minor-version () 
>{ 
>    _clang_fullversion '$2' "$@"
>}
>clang-version () 
>{ 
>    _clang_fullversion '$1.$2' "$@"
>}
>distutils-r1_python_compile () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    _python_check_EPYTHON;
>    if [[ ${DISTUTILS_USE_PEP517:-setuptools} == setuptools ]]; then
>        if [[ ! -n ${DISTUTILS_USE_PEP517} ]]; then
>            _distutils-r1_copy_egg_info;
>        fi;
>        local jobs=$(makeopts_jobs "${MAKEOPTS}" INF);
>        if [[ ${jobs} == INF ]]; then
>            local nproc=$(get_nproc);
>            jobs=$(( nproc + 1 ));
>        fi;
>        esetup.py build -j "${jobs}" "${@}";
>    fi;
>    if [[ -n ${DISTUTILS_USE_PEP517} ]]; then
>        if [[ -n ${DISTUTILS_ARGS[@]} || -n ${mydistutilsargs[@]} ]]; then
>            die "DISTUTILS_ARGS are not supported in PEP-517 mode";
>        fi;
>        addpredict "${EPREFIX}/usr/lib/${EPYTHON}";
>        addpredict /usr/lib/pypy3.8;
>        addpredict /usr/lib/portage/pym;
>        addpredict /usr/local;
>        local root=${BUILD_DIR}/install;
>        distutils_pep517_install "${root}";
>        local bindir=${root}${EPREFIX}/usr/bin;
>        local rscriptdir=${root}$(python_get_scriptdir);
>        [[ -d ${rscriptdir} ]] && die "${rscriptdir} should not exist!";
>        if [[ -d ${bindir} ]]; then
>            mkdir -p "${rscriptdir}" || die;
>            cp -a --reflink=auto "${bindir}"/. "${rscriptdir}"/ || die;
>        fi;
>        mkdir -p "${bindir}" || die;
>        ln -s "${PYTHON}" "${bindir}/${EPYTHON}" || die;
>        ln -s "${EPYTHON}" "${bindir}/python3" || die;
>        ln -s "${EPYTHON}" "${bindir}/python" || die;
>        cat > "${bindir}"/pyvenv.cfg <<-EOF || 
>include-system-site-packages = true
>EOF
> die
>        find "${bindir}" -type f -exec sed -i -e "1s@^#!$${EPREFIX}/usr/bin/\(python\|pypy$\)@#!${root}\1@" {} + || die;
>    fi
>}
>distutils-r1_python_install () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    _python_check_EPYTHON;
>    local scriptdir=${EPREFIX}/usr/bin;
>    if [[ -n ${DISTUTILS_USE_PEP517} ]]; then
>        local root=${BUILD_DIR}/install;
>        rm -r "${root}${scriptdir}" || die;
>        if [[ -n ${DISTUTILS_SINGLE_IMPL} ]]; then
>            mv "${root}$(python_get_scriptdir)" "${root}${scriptdir}" || die;
>        fi;
>    else
>        local root=${D%/}/_${EPYTHON};
>        [[ -n ${DISTUTILS_SINGLE_IMPL} ]] && root=${D%/};
>        local args=("${DISTUTILS_ARGS[@]}" "${mydistutilsargs[@]}" install --skip-build --root="${root}" "${args[@]}" "${@}");
>        local DISTUTILS_ARGS=();
>        local mydistutilsargs=();
>        local -x PYTHONDONTWRITEBYTECODE=;
>        addpredict "${EPREFIX}/usr/lib/${EPYTHON}";
>        addpredict /usr/lib/pypy3.8;
>        addpredict /usr/lib/portage/pym;
>        addpredict /usr/local;
>        if [[ ! -n ${DISTUTILS_SINGLE_IMPL} ]]; then
>            set -- "${args[@]}";
>            args=();
>            while [[ -n ${@} ]]; do
>                local a=${1};
>                shift;
>                case ${a} in 
>                    --install-scripts=*)
>                        scriptdir=${a#--install-scripts=}
>                    ;;
>                    --install-scripts)
>                        scriptdir=${1};
>                        shift
>                    ;;
>                    *)
>                        args+=("${a}")
>                    ;;
>                esac;
>            done;
>        fi;
>        esetup.py "${args[@]}";
>    fi;
>    local forbidden_package_names=(examples test tests .pytest_cache .hypothesis);
>    local p;
>    for p in "${forbidden_package_names[@]}";
>    do
>        if [[ -d ${root}$(python_get_sitedir)/${p} ]]; then
>            die "Package installs '${p}' package which is forbidden and likely a bug in the build system.";
>        fi;
>    done;
>    local shopt_save=$(shopt -p nullglob);
>    shopt -s nullglob;
>    local pypy_dirs=("${root}${EPREFIX}/usr/$(get_libdir)"/pypy*/share "${root}${EPREFIX}/usr/lib"/pypy*/share);
>    ${shopt_save};
>    if [[ -n ${pypy_dirs} ]]; then
>        die "Package installs 'share' in PyPy prefix, see bug #465546.";
>    fi;
>    if [[ ! -n ${DISTUTILS_SINGLE_IMPL} || -n ${DISTUTILS_USE_PEP517} ]]; then
>        multibuild_merge_root "${root}" "${D%/}";
>        if [[ -n ${DISTUTILS_USE_PEP517} ]]; then
>            python_optimize "${D%/}$(python_get_sitedir)";
>        fi;
>    fi;
>    if [[ ! -n ${DISTUTILS_SINGLE_IMPL} ]]; then
>        _distutils-r1_wrap_scripts "${scriptdir}";
>    fi
>}
>distutils-r1_python_install_all () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    _distutils-r1_check_all_phase_mismatch;
>    einstalldocs
>}
>distutils-r1_python_prepare_all () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    _distutils-r1_check_all_phase_mismatch;
>    if [[ ! -n ${DISTUTILS_OPTIONAL} ]]; then
>        default;
>    fi;
>    if [[ ! -n ${DISTUTILS_IN_SOURCE_BUILD+1} ]]; then
>        if declare -f python_prepare > /dev/null; then
>            DISTUTILS_IN_SOURCE_BUILD=1;
>        fi;
>    fi;
>    if [[ ! -n ${DISTUTILS_USE_PEP517} ]]; then
>        _distutils-r1_disable_ez_setup;
>        _distutils-r1_handle_pyproject_toml;
>    fi;
>    if [[ -n ${DISTUTILS_IN_SOURCE_BUILD} && ! -n ${DISTUTILS_SINGLE_IMPL} ]]; then
>        python_copy_sources;
>    fi;
>    _DISTUTILS_DEFAULT_CALLED=1
>}
>distutils-r1_python_test () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    if [[ -z ${_DISTUTILS_TEST_RUNNER} ]]; then
>        die "${FUNCNAME} can be only used after calling distutils_enable_tests";
>    fi;
>    _python_check_EPYTHON;
>    if [[ -n ${_DISTUTILS_TEST_INSTALL} ]]; then
>        distutils_install_for_testing;
>    fi;
>    case ${_DISTUTILS_TEST_RUNNER} in 
>        nose)
>            "${EPYTHON}" -m nose -v "${@}"
>        ;;
>        pytest)
>            epytest
>        ;;
>        setup.py)
>            nonfatal esetup.py test --verbose
>        ;;
>        unittest)
>            eunittest
>        ;;
>        *)
>            die "Mis-synced test runner between ${FUNCNAME} and distutils_enable_testing"
>        ;;
>    esac;
>    if [[ ${?} -ne 0 ]]; then
>        die "Tests failed with ${EPYTHON}";
>    fi
>}
>distutils-r1_run_phase () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    if [[ -n ${DISTUTILS_IN_SOURCE_BUILD} ]]; then
>        if [[ ! -n ${DISTUTILS_SINGLE_IMPL} ]] && has "${EPYTHON/./_}" ${PYTHON_TARGETS}; then
>            cd "${BUILD_DIR}" || die;
>        fi;
>        local BUILD_DIR=${BUILD_DIR}/build;
>    fi;
>    if [[ -n ${DISTUTILS_USE_PEP517} ]]; then
>        local -x PATH=${BUILD_DIR}/install${EPREFIX}/usr/bin:${PATH};
>    else
>        local -x PYTHONPATH="${BUILD_DIR}/lib:${PYTHONPATH}";
>        local -x PATH=${PATH};
>        local -x SETUPTOOLS_USE_DISTUTILS="${SETUPTOOLS_USE_DISTUTILS:-stdlib}";
>        mkdir -p "${BUILD_DIR}/lib" || die;
>    fi;
>    local -x AR=${AR} CC=${CC} CPP=${CPP} CXX=${CXX};
>    tc-export AR CC CPP CXX;
>    local ldopts;
>    case "${CHOST}" in 
>        *-aix*)
>            ldopts='-shared -Wl,-berok'
>        ;;
>        *-darwin*)
>            ldopts='-bundle -undefined dynamic_lookup'
>        ;;
>        *)
>            ldopts='-shared'
>        ;;
>    esac;
>    local -x LDSHARED="${CC} ${ldopts}" LDCXXSHARED="${CXX} ${ldopts}";
>    "${@}";
>    local ret=${?};
>    cd "${_DISTUTILS_INITIAL_CWD}" || die;
>    return "${ret}"
>}
>distutils-r1_src_compile () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local ret=0;
>    if declare -f python_compile > /dev/null; then
>        _distutils-r1_run_foreach_impl python_compile || ret=${?};
>    else
>        _distutils-r1_run_foreach_impl distutils-r1_python_compile || ret=${?};
>    fi;
>    if declare -f python_compile_all > /dev/null; then
>        _distutils-r1_run_common_phase python_compile_all || ret=${?};
>    fi;
>    return ${ret}
>}
>distutils-r1_src_configure () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local ret=0;
>    python_export_utf8_locale;
>    [[ ${EAPI} == 6 ]] && xdg_environment_reset;
>    if declare -f python_configure > /dev/null; then
>        _distutils-r1_run_foreach_impl python_configure || ret=${?};
>    fi;
>    if declare -f python_configure_all > /dev/null; then
>        _distutils-r1_run_common_phase python_configure_all || ret=${?};
>    fi;
>    return ${ret}
>}
>distutils-r1_src_install () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local ret=0;
>    if declare -f python_install > /dev/null; then
>        _distutils-r1_run_foreach_impl python_install || ret=${?};
>    else
>        _distutils-r1_run_foreach_impl distutils-r1_python_install || ret=${?};
>    fi;
>    if declare -f python_install_all > /dev/null; then
>        _distutils-r1_run_common_phase python_install_all || ret=${?};
>    else
>        _distutils-r1_run_common_phase distutils-r1_python_install_all || ret=${?};
>    fi;
>    _distutils-r1_check_namespace_pth;
>    return ${ret}
>}
>distutils-r1_src_prepare () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local ret=0;
>    local _DISTUTILS_DEFAULT_CALLED;
>    if declare -f python_prepare_all > /dev/null; then
>        python_prepare_all || ret=${?};
>    else
>        distutils-r1_python_prepare_all || ret=${?};
>    fi;
>    if [[ ! -n ${_DISTUTILS_DEFAULT_CALLED} ]]; then
>        die "QA: python_prepare_all() didn't call distutils-r1_python_prepare_all";
>    fi;
>    if declare -f python_prepare > /dev/null; then
>        _distutils-r1_run_foreach_impl python_prepare || ret=${?};
>    fi;
>    return ${ret}
>}
>distutils-r1_src_test () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local ret=0;
>    if declare -f python_test > /dev/null; then
>        _distutils-r1_run_foreach_impl python_test || ret=${?};
>        if [[ ! -n ${DISTUTILS_USE_PEP517} ]]; then
>            _distutils-r1_run_foreach_impl _distutils-r1_clean_egg_info;
>        fi;
>    fi;
>    if declare -f python_test_all > /dev/null; then
>        _distutils-r1_run_common_phase python_test_all || ret=${?};
>    fi;
>    return ${ret}
>}
>distutils_enable_sphinx () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ ${#} -ge 1 ]] || die "${FUNCNAME} takes at least one arg: <subdir>";
>    _DISTUTILS_SPHINX_SUBDIR=${1};
>    shift;
>    _DISTUTILS_SPHINX_PLUGINS=("${@}");
>    local deps autodoc=1 d;
>    deps="dev-python/sphinx[\${PYTHON_USEDEP}]";
>    for d in "$@";
>    do
>        if [[ ${d} == --no-autodoc ]]; then
>            autodoc=;
>        else
>            deps+="
>				${d}[\${PYTHON_USEDEP}]";
>            if [[ ! -n ${autodoc} ]]; then
>                die "${FUNCNAME}: do not pass --no-autodoc if external plugins are used";
>            fi;
>        fi;
>    done;
>    if [[ -n ${autodoc} ]]; then
>        if [[ -n ${DISTUTILS_SINGLE_IMPL} ]]; then
>            deps="$(python_gen_cond_dep "${deps}")";
>        else
>            deps="$(python_gen_any_dep "${deps}")";
>        fi;
>        function python_check_deps () 
>        { 
>            use doc || return 0;
>            local hasv_args=(-b);
>            [[ ${EAPI} == 6 ]] && hasv_args=(--host-root);
>            local p;
>            for p in dev-python/sphinx "${_DISTUTILS_SPHINX_PLUGINS[@]}";
>            do
>                has_version "${hasv_args[@]}" "${p}[${PYTHON_USEDEP}]" || return 1;
>            done
>        };
>    else
>        deps="dev-python/sphinx";
>    fi;
>    function sphinx_compile_all () 
>    { 
>        use doc || return;
>        local confpy=${_DISTUTILS_SPHINX_SUBDIR}/conf.py;
>        [[ -f ${confpy} ]] || die "${confpy} not found, distutils_enable_sphinx call wrong";
>        if [[ ${_DISTUTILS_SPHINX_PLUGINS[0]} == --no-autodoc ]]; then
>            if grep -F -q 'sphinx.ext.autodoc' "${confpy}"; then
>                die "distutils_enable_sphinx: --no-autodoc passed but sphinx.ext.autodoc found in ${confpy}";
>            fi;
>        else
>            if [[ -z ${_DISTUTILS_SPHINX_PLUGINS[@]} ]]; then
>                if ! grep -F -q 'sphinx.ext.autodoc' "${confpy}"; then
>                    die "distutils_enable_sphinx: sphinx.ext.autodoc not found in ${confpy}, pass --no-autodoc";
>                fi;
>            fi;
>        fi;
>        build_sphinx "${_DISTUTILS_SPHINX_SUBDIR}"
>    };
>    function python_compile_all () 
>    { 
>        sphinx_compile_all
>    };
>    IUSE+=" doc";
>    if [[ ${EAPI} == 6 ]]; then
>        DEPEND+=" doc? ( ${deps} )";
>    else
>        BDEPEND+=" doc? ( ${deps} )";
>    fi;
>    return 0
>}
>distutils_enable_tests () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    _DISTUTILS_TEST_INSTALL=;
>    case ${1} in 
>        --install)
>            if [[ -n ${DISTUTILS_USE_PEP517} ]]; then
>                die "${FUNCNAME} --install is not implemented in PEP517 mode";
>            fi;
>            _DISTUTILS_TEST_INSTALL=1;
>            shift
>        ;;
>    esac;
>    [[ ${#} -eq 1 ]] || die "${FUNCNAME} takes exactly one argument: test-runner";
>    local test_pkg;
>    case ${1} in 
>        nose)
>            test_pkg=">=dev-python/nose-1.3.7-r4"
>        ;;
>        pytest)
>            test_pkg=">=dev-python/pytest-6.2.5-r2"
>        ;;
>        setup.py)
>
>        ;;
>        unittest)
>            test_pkg="dev-python/unittest-or-fail"
>        ;;
>        *)
>            die "${FUNCNAME}: unsupported argument: ${1}"
>        ;;
>    esac;
>    _DISTUTILS_TEST_RUNNER=${1};
>    function python_test () 
>    { 
>        distutils-r1_python_test
>    };
>    local test_deps=${RDEPEND};
>    if [[ -n ${test_pkg} ]]; then
>        if [[ ! -n ${DISTUTILS_SINGLE_IMPL} ]]; then
>            test_deps+=" ${test_pkg}[${PYTHON_USEDEP}]";
>        else
>            test_deps+=" $(python_gen_cond_dep "
>				${test_pkg}[\${PYTHON_USEDEP}]
>			")";
>        fi;
>    fi;
>    if [[ -n ${test_deps} ]]; then
>        IUSE+=" test";
>        RESTRICT+=" !test? ( test )";
>        if [[ ${EAPI} == 6 ]]; then
>            DEPEND+=" test? ( ${test_deps} )";
>        else
>            BDEPEND+=" test? ( ${test_deps} )";
>        fi;
>    fi;
>    return 0
>}
>distutils_install_for_testing () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    if [[ -n ${DISTUTILS_USE_PEP517} ]]; then
>        die "${FUNCNAME} is not implemented in PEP517 mode";
>    fi;
>    local install_method=root;
>    case ${1} in 
>        --via-home)
>            [[ ${EAPI} == [67] ]] || die "${*} is banned in EAPI ${EAPI}";
>            install_method=home;
>            shift
>        ;;
>        --via-root)
>            install_method=root;
>            shift
>        ;;
>        --via-venv)
>            install_method=venv;
>            shift
>        ;;
>    esac;
>    TEST_DIR=${BUILD_DIR}/test;
>    local add_args=();
>    if [[ ${install_method} == venv ]]; then
>        mkdir -p "${TEST_DIR}"/bin || die;
>        ln -s "${PYTHON}" "${TEST_DIR}/bin/${EPYTHON}" || die;
>        ln -s "${EPYTHON}" "${TEST_DIR}/bin/python3" || die;
>        ln -s "${EPYTHON}" "${TEST_DIR}/bin/python" || die;
>        cat > "${TEST_DIR}"/pyvenv.cfg <<-EOF || 
>include-system-site-packages = true
>EOF
> die
>        PATH=${TEST_DIR}/bin:${PATH};
>        unset PYTHONPATH;
>        add_args=(--root=/);
>    else
>        local bindir=${TEST_DIR}/scripts;
>        local libdir=${TEST_DIR}/lib;
>        PATH=${bindir}:${PATH};
>        PYTHONPATH=${libdir}:${PYTHONPATH};
>        case ${install_method} in 
>            home)
>                add_args=(--home="${TEST_DIR}" --install-lib="${libdir}" --install-scripts="${bindir}");
>                mkdir -p "${libdir}" || die
>            ;;
>            root)
>                add_args=(--root="${TEST_DIR}" --install-lib=lib --install-scripts=scripts)
>            ;;
>        esac;
>    fi;
>    esetup.py install "${add_args[@]}" "${@}"
>}
>distutils_pep517_install () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local root=${1:-${BUILD_DIR}/install};
>    local -x WHEEL_BUILD_DIR=${BUILD_DIR}/wheel;
>    mkdir -p "${WHEEL_BUILD_DIR}" || die;
>    local build_backend=$(_distutils-r1_get_backend);
>    einfo "  Building the wheel for ${PWD#${WORKDIR}/} via ${build_backend}";
>    local wheel=$(
>		"${EPYTHON}" - 3>&1 >&2 <<-EOF || die "Wheel build failed"
>			import ${build_backend%:*}
>			import os
>			print(${build_backend/:/.}.build_wheel(os.environ['WHEEL_BUILD_DIR']),
>				file=os.fdopen(3, 'w'))
>		EOF
>	);
>    [[ -n ${wheel} ]] || die "No wheel name returned";
>    einfo "  Installing the wheel to ${root}";
>    local -x PYTHON_PREFIX=${EPREFIX}/usr;
>    "${EPYTHON}" - -d "${root}" "${WHEEL_BUILD_DIR}/${wheel}" --no-compile-bytecode <<-EOF || 
>import os, sys
>sys.prefix = sys.exec_prefix = os.environ["PYTHON_PREFIX"]
>from installer.__main__ import main
>main(sys.argv[1:])
>EOF
> die "installer failed"
>    find "${root}$(python_get_sitedir)" '(' -path '*.dist-info/COPYING*' -o -path '*.dist-info/LICENSE*' ')' -delete || die;
>    if [[ ${DISTUTILS_USE_PEP517:-setuptools} == setuptools ]]; then
>        esetup.py clean -a;
>    fi
>}
>eapply () 
>{ 
>    local failed patch_cmd=patch;
>    local -x LC_COLLATE=POSIX;
>    type -P gpatch > /dev/null && patch_cmd=gpatch;
>    function _eapply_patch () 
>    { 
>        local f=${1};
>        local prefix=${2};
>        ebegin "${prefix:-Applying }${f##*/}";
>        local all_opts=(-p1 -f -g0 --no-backup-if-mismatch "${patch_options[@]}");
>        if ${patch_cmd} "${all_opts[@]}" --dry-run -s -F0 < "${f}" &> /dev/null; then
>            all_opts+=(-s -F0);
>        fi;
>        ${patch_cmd} "${all_opts[@]}" < "${f}";
>        failed=${?};
>        if ! eend "${failed}"; then
>            __helpers_die "patch -p1 ${patch_options[*]} failed with ${f}";
>        fi
>    };
>    local patch_options=() files=();
>    local i found_doublehyphen;
>    for ((i = 1; i <= ${#@}; ++i ))
>    do
>        if [[ ${@:i:1} == -- ]]; then
>            patch_options=("${@:1:i-1}");
>            files=("${@:i+1}");
>            found_doublehyphen=1;
>            break;
>        fi;
>    done;
>    if [[ -z ${found_doublehyphen} ]]; then
>        for ((i = 1; i <= ${#@}; ++i ))
>        do
>            if [[ ${@:i:1} != -* ]]; then
>                patch_options=("${@:1:i-1}");
>                files=("${@:i}");
>                break;
>            fi;
>        done;
>        for i in "${files[@]}";
>        do
>            if [[ ${i} == -* ]]; then
>                die "eapply: all options must be passed before non-options";
>            fi;
>        done;
>    fi;
>    if [[ ${#files[@]} -eq 0 ]]; then
>        die "eapply: no files specified";
>    fi;
>    local f;
>    for f in "${files[@]}";
>    do
>        if [[ -d ${f} ]]; then
>            function _eapply_get_files () 
>            { 
>                local LC_ALL=POSIX;
>                local prev_shopt=$(shopt -p nullglob);
>                shopt -s nullglob;
>                local f;
>                for f in "${1}"/*;
>                do
>                    if [[ ${f} == *.diff || ${f} == *.patch ]]; then
>                        files+=("${f}");
>                    fi;
>                done;
>                ${prev_shopt}
>            };
>            local files=();
>            _eapply_get_files "${f}";
>            [[ ${#files[@]} -eq 0 ]] && die "No *.{patch,diff} files in directory ${f}";
>            einfo "Applying patches from ${f} ...";
>            local f2;
>            for f2 in "${files[@]}";
>            do
>                _eapply_patch "${f2}" '  ';
>                [[ ${failed} -ne 0 ]] && return "${failed}";
>            done;
>        else
>            _eapply_patch "${f}";
>            [[ ${failed} -ne 0 ]] && return "${failed}";
>        fi;
>    done;
>    return 0
>}
>eapply_user () 
>{ 
>    [[ ${EBUILD_PHASE} == prepare ]] || die "eapply_user() called during invalid phase: ${EBUILD_PHASE}";
>    local tagfile=${T}/.portage_user_patches_applied;
>    [[ -f ${tagfile} ]] && return;
>     >> "${tagfile}";
>    local basedir=${PORTAGE_CONFIGROOT%/}/etc/portage/patches;
>    local columns=${COLUMNS:-0};
>    [[ ${columns} == 0 ]] && columns=$(set -- $( ( stty size </dev/tty ) 2>/dev/null || echo 24 80 ) ; echo $2);
>    (( columns > 0 )) || (( columns = 80 ));
>    local applied d f;
>    local -A _eapply_user_patches;
>    local prev_shopt=$(shopt -p nullglob);
>    shopt -s nullglob;
>    for d in "${basedir}"/${CATEGORY}/{${P}-${PR},${P},${PN}}{:${SLOT%/*},};
>    do
>        for f in "${d}"/*;
>        do
>            if [[ ( ${f} == *.diff || ${f} == *.patch ) && -z ${_eapply_user_patches[${f##*/}]} ]]; then
>                _eapply_user_patches[${f##*/}]=${f};
>            fi;
>        done;
>    done;
>    if [[ ${#_eapply_user_patches[@]} -gt 0 ]]; then
>        while read -r -d '' f; do
>            f=${_eapply_user_patches[${f}]};
>            if [[ -s ${f} ]]; then
>                if [[ -z ${applied} ]]; then
>                    einfo "${PORTAGE_COLOR_INFO}$(for ((column = 0; column < ${columns} - 3; column++)); do echo -n =; done)${PORTAGE_COLOR_NORMAL}";
>                    einfo "Applying user patches from ${basedir} ...";
>                fi;
>                eapply "${f}";
>                applied=1;
>            fi;
>        done < <(printf -- '%s\0' "${!_eapply_user_patches[@]}" |
>				LC_ALL=C sort -z);
>    fi;
>    ${prev_shopt};
>    if [[ -n ${applied} ]]; then
>        einfo "User patches applied.";
>        einfo "${PORTAGE_COLOR_INFO}$(for ((column = 0; column < ${columns} - 3; column++)); do echo -n =; done)${PORTAGE_COLOR_NORMAL}";
>    fi
>}
>econf_build () 
>{ 
>    local CBUILD=${CBUILD:-${CHOST}};
>    tc-env_build econf --build=${CBUILD} --host=${CBUILD} "$@"
>}
>einstalldocs () 
>{ 
>    ( if [[ $(declare -p DOCS 2>/dev/null) != *=* ]]; then
>        local d;
>        for d in README* ChangeLog AUTHORS NEWS TODO CHANGES THANKS BUGS FAQ CREDITS CHANGELOG;
>        do
>            [[ -f ${d} && -s ${d} ]] && docinto / && dodoc "${d}";
>        done;
>    else
>        if ___is_indexed_array_var DOCS; then
>            [[ ${#DOCS[@]} -gt 0 ]] && docinto / && dodoc -r "${DOCS[@]}";
>        else
>            [[ -n ${DOCS} ]] && docinto / && dodoc -r ${DOCS};
>        fi;
>    fi );
>    ( if ___is_indexed_array_var HTML_DOCS; then
>        [[ ${#HTML_DOCS[@]} -gt 0 ]] && docinto html && dodoc -r "${HTML_DOCS[@]}";
>    else
>        [[ -n ${HTML_DOCS} ]] && docinto html && dodoc -r ${HTML_DOCS};
>    fi )
>}
>epytest () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    _python_check_EPYTHON;
>    local color;
>    case ${NOCOLOR} in 
>        true | yes)
>            color=no
>        ;;
>        *)
>            color=yes
>        ;;
>    esac;
>    local args=(-vv -ra -l -Wdefault "--color=${color}" -p no:cov -p no:flake8 -p no:flakes -p no:pylint);
>    local x;
>    for x in "${EPYTEST_DESELECT[@]}";
>    do
>        args+=(--deselect "${x}");
>    done;
>    for x in "${EPYTEST_IGNORE[@]}";
>    do
>        args+=(--ignore "${x}");
>    done;
>    set -- "${EPYTHON}" -m pytest "${args[@]}" "${@}";
>    echo "${@}" 1>&2;
>    "${@}" || die -n "pytest failed with ${EPYTHON}";
>    local ret=${?};
>    rm -rf .hypothesis .pytest_cache || die;
>    return ${ret}
>}
>esetup.py () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    _python_check_EPYTHON;
>    if [[ -n ${BUILD_DIR} && ! -n ${DISTUTILS_USE_PEP517} ]]; then
>        _distutils-r1_create_setup_cfg;
>    fi;
>    local setup_py=(setup.py);
>    if [[ ${DISTUTILS_USE_SETUPTOOLS} == pyproject.toml ]]; then
>        setup_py=(-m pyproject2setuppy);
>    else
>        if [[ ! -f setup.py ]]; then
>            if [[ ! -f setup.cfg ]]; then
>                die "${FUNCNAME}: setup.py nor setup.cfg not found";
>            fi;
>            setup_py=(-c "from setuptools import setup; setup()");
>        fi;
>    fi;
>    if [[ ${EAPI} != [67] && -n ${mydistutilsargs[@]} ]]; then
>        die "mydistutilsargs is banned in EAPI ${EAPI} (use DISTUTILS_ARGS)";
>    fi;
>    set -- "${EPYTHON}" "${setup_py[@]}" "${DISTUTILS_ARGS[@]}" "${mydistutilsargs[@]}" "${@}";
>    echo "${@}" 1>&2;
>    "${@}" || die -n;
>    local ret=${?};
>    if [[ -n ${BUILD_DIR} && ! -n ${DISTUTILS_USE_PEP517} ]]; then
>        rm "${HOME}"/.pydistutils.cfg || die -n;
>    fi;
>    return ${ret}
>}
>eunittest () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    _python_check_EPYTHON;
>    set -- "${EPYTHON}" -m unittest_or_fail discover -v "${@}";
>    echo "${@}" 1>&2;
>    "${@}" || die -n "Tests failed with ${EPYTHON}";
>    return ${?}
>}
>gcc-fullversion () 
>{ 
>    _gcc_fullversion '$1.$2.$3' "$@"
>}
>gcc-major-version () 
>{ 
>    _gcc_fullversion '$1' "$@"
>}
>gcc-micro-version () 
>{ 
>    _gcc_fullversion '$3' "$@"
>}
>gcc-minor-version () 
>{ 
>    _gcc_fullversion '$2' "$@"
>}
>gcc-specs-directive () 
>{ 
>    local directive subdname subdirective;
>    directive="$(_gcc-specs-directive_raw $1)";
>    while [[ ${directive} == *%$*$* ]]; do
>        subdname=${directive/*%$};
>        subdname=${subdname/$*};
>        subdirective="$(_gcc-specs-directive_raw ${subdname})";
>        directive="${directive//\%(${subdname})/${subdirective}}";
>    done;
>    echo "${directive}";
>    return 0
>}
>gcc-specs-nostrict () 
>{ 
>    local directive;
>    directive=$(gcc-specs-directive cc1);
>    [[ "${directive/\{!fstrict-overflow:}" != "${directive}" ]]
>}
>gcc-specs-now () 
>{ 
>    local directive;
>    directive=$(gcc-specs-directive link_command);
>    [[ "${directive/\{!nonow:}" != "${directive}" ]]
>}
>gcc-specs-pie () 
>{ 
>    local directive;
>    directive=$(gcc-specs-directive cc1);
>    [[ "${directive/\{!nopie:}" != "${directive}" ]]
>}
>gcc-specs-relro () 
>{ 
>    local directive;
>    directive=$(gcc-specs-directive link_command);
>    [[ "${directive/\{!norelro:}" != "${directive}" ]]
>}
>gcc-specs-ssp () 
>{ 
>    local directive;
>    directive=$(gcc-specs-directive cc1);
>    [[ "${directive/\{!fno-stack-protector:}" != "${directive}" ]]
>}
>gcc-specs-ssp-to-all () 
>{ 
>    local directive;
>    directive=$(gcc-specs-directive cc1);
>    [[ "${directive/\{!fno-stack-protector-all:}" != "${directive}" ]]
>}
>gcc-specs-stack-check () 
>{ 
>    local directive;
>    directive=$(gcc-specs-directive cc1);
>    [[ "${directive/\{!fno-stack-check:}" != "${directive}" ]]
>}
>gcc-version () 
>{ 
>    _gcc_fullversion '$1.$2' "$@"
>}
>gen_usr_ldscript () 
>{ 
>    ewarn "${FUNCNAME}: Please migrate to usr-ldscript.eclass";
>    local lib libdir=$(get_libdir) output_format="" auto=false suffix=$(get_libname);
>    [[ -z ${ED+set} ]] && local ED=${D%/}${EPREFIX}/;
>    tc-is-static-only && return;
>    if [[ $(type -t multilib_is_native_abi) == "function" ]]; then
>        multilib_is_native_abi || return 0;
>    fi;
>    case ${CTARGET:-${CHOST}} in 
>        *-darwin*)
>
>        ;;
>        *-android*)
>            return 0
>        ;;
>        *linux* | *-freebsd* | *-openbsd* | *-netbsd*)
>            use prefix && return 0
>        ;;
>        *)
>            return 0
>        ;;
>    esac;
>    dodir /usr/${libdir};
>    if [[ $1 == "-a" ]]; then
>        auto=true;
>        shift;
>        dodir /${libdir};
>    fi;
>    local flags=(${CFLAGS} ${LDFLAGS} -Wl,--verbose);
>    if $(tc-getLD) --version | grep -q 'GNU gold'; then
>        local d="${T}/bfd-linker";
>        mkdir -p "${d}";
>        ln -sf $(which ${CHOST}-ld.bfd) "${d}"/ld;
>        flags+=(-B"${d}");
>    fi;
>    output_format=$($(tc-getCC) "${flags[@]}" 2>&1 | sed -n 's/^OUTPUT_FORMAT("$[^"]*$",.*/\1/p');
>    [[ -n ${output_format} ]] && output_format="OUTPUT_FORMAT ( ${output_format} )";
>    for lib in "$@";
>    do
>        local tlib;
>        if ${auto}; then
>            lib="lib${lib}${suffix}";
>        else
>            [[ -r ${ED}/${libdir}/${lib} ]] || continue;
>        fi;
>        case ${CTARGET:-${CHOST}} in 
>            *-darwin*)
>                if ${auto}; then
>                    tlib=$(scanmacho -qF'%S#F' "${ED}"/usr/${libdir}/${lib});
>                else
>                    tlib=$(scanmacho -qF'%S#F' "${ED}"/${libdir}/${lib});
>                fi;
>                [[ -z ${tlib} ]] && die "unable to read install_name from ${lib}";
>                tlib=${tlib##*/};
>                if ${auto}; then
>                    mv "${ED}"/usr/${libdir}/${lib%${suffix}}.*${suffix#.} "${ED}"/${libdir}/ || die;
>                    if [[ ${tlib} != ${lib%${suffix}}.*${suffix#.} ]]; then
>                        mv "${ED}"/usr/${libdir}/${tlib%${suffix}}.*${suffix#.} "${ED}"/${libdir}/ || die;
>                    fi;
>                    rm -f "${ED}"/${libdir}/${lib};
>                fi;
>                if [[ ! -w "${ED}/${libdir}/${tlib}" ]]; then
>                    chmod u+w "${ED}${libdir}/${tlib}";
>                    local nowrite=yes;
>                fi;
>                install_name_tool -id "${EPREFIX}"/${libdir}/${tlib} "${ED}"/${libdir}/${tlib} || die "install_name_tool failed";
>                [[ -n ${nowrite} ]] && chmod u-w "${ED}${libdir}/${tlib}";
>                pushd "${ED}/usr/${libdir}" > /dev/null;
>                ln -snf "../../${libdir}/${tlib}" "${lib}";
>                popd > /dev/null
>            ;;
>            *)
>                if ${auto}; then
>                    tlib=$(scanelf -qF'%S#F' "${ED}"/usr/${libdir}/${lib});
>                    [[ -z ${tlib} ]] && die "unable to read SONAME from ${lib}";
>                    mv "${ED}"/usr/${libdir}/${lib}* "${ED}"/${libdir}/ || die;
>                    if [[ ${tlib} != ${lib}* ]]; then
>                        mv "${ED}"/usr/${libdir}/${tlib}* "${ED}"/${libdir}/ || die;
>                    fi;
>                    rm -f "${ED}"/${libdir}/${lib};
>                else
>                    tlib=${lib};
>                fi;
>                cat > "${ED}/usr/${libdir}/${lib}" <<-END_LDSCRIPT
>/* GNU ld script
>   Since Gentoo has critical dynamic libraries in /lib, and the static versions
>   in /usr/lib, we need to have a "fake" dynamic lib in /usr/lib, otherwise we
>   run into linking problems.  This "fake" dynamic lib is a linker script that
>   redirects the linker to the real lib.  And yes, this works in the cross-
>   compiling scenario as the sysroot-ed linker will prepend the real path.
>
>   See bug https://bugs.gentoo.org/4411 for more info.
> */
>${output_format}
>GROUP ( ${EPREFIX}/${libdir}/${tlib} )
>END_LDSCRIPT
>
>            ;;
>        esac
>        fperms a+x "/usr/${libdir}/${lib}" || die "could not change perms on ${lib}";
>    done
>}
>get_abi_CFLAGS () 
>{ 
>    get_abi_var CFLAGS "$@"
>}
>get_abi_CHOST () 
>{ 
>    get_abi_var CHOST "$@"
>}
>get_abi_CTARGET () 
>{ 
>    get_abi_var CTARGET "$@"
>}
>get_abi_FAKE_TARGETS () 
>{ 
>    get_abi_var FAKE_TARGETS "$@"
>}
>get_abi_LDFLAGS () 
>{ 
>    get_abi_var LDFLAGS "$@"
>}
>get_abi_LIBDIR () 
>{ 
>    get_abi_var LIBDIR "$@"
>}
>get_abi_var () 
>{ 
>    local flag=$1;
>    local abi=${2:-${ABI:-${DEFAULT_ABI:-default}}};
>    local var="${flag}_${abi}";
>    echo ${!var}
>}
>get_all_abis () 
>{ 
>    local x order="" mvar dvar;
>    mvar="MULTILIB_ABIS";
>    dvar="DEFAULT_ABI";
>    if [[ -n $1 ]]; then
>        mvar="$1_${mvar}";
>        dvar="$1_${dvar}";
>    fi;
>    if [[ -z ${!mvar} ]]; then
>        echo "default";
>        return 0;
>    fi;
>    for x in ${!mvar};
>    do
>        if [[ ${x} != ${!dvar} ]]; then
>            order="${order:+${order} }${x}";
>        fi;
>    done;
>    order="${order:+${order} }${!dvar}";
>    echo ${order};
>    return 0
>}
>get_all_libdirs () 
>{ 
>    local libdirs abi;
>    for abi in ${MULTILIB_ABIS};
>    do
>        libdirs+=" $(get_abi_LIBDIR ${abi})";
>    done;
>    [[ " ${libdirs} " != *" lib "* ]] && libdirs+=" lib";
>    echo "${libdirs}"
>}
>get_exeext () 
>{ 
>    case ${CHOST} in 
>        *-cygwin* | mingw* | *-mingw*)
>            echo ".exe"
>        ;;
>    esac
>}
>get_install_abis () 
>{ 
>    local x order="";
>    if [[ -z ${MULTILIB_ABIS} ]]; then
>        echo "default";
>        return 0;
>    fi;
>    if [[ ${EMULTILIB_PKG} == "true" ]]; then
>        for x in ${MULTILIB_ABIS};
>        do
>            if [[ ${x} != "${DEFAULT_ABI}" ]]; then
>                has ${x} ${ABI_DENY} || order="${order} ${x}";
>            fi;
>        done;
>        has ${DEFAULT_ABI} ${ABI_DENY} || order="${order} ${DEFAULT_ABI}";
>        if [[ -n ${ABI_ALLOW} ]]; then
>            local ordera="";
>            for x in ${order};
>            do
>                if has ${x} ${ABI_ALLOW}; then
>                    ordera="${ordera} ${x}";
>                fi;
>            done;
>            order=${ordera};
>        fi;
>    else
>        order=${DEFAULT_ABI};
>    fi;
>    if [[ -z ${order} ]]; then
>        die "The ABI list is empty.  Are you using a proper multilib profile?  Perhaps your USE flags or MULTILIB_ABIS are too restrictive for this package.";
>    fi;
>    echo ${order};
>    return 0
>}
>get_libdir () 
>{ 
>    local libdir_var="LIBDIR_${ABI}";
>    local libdir="lib";
>    [[ -n ${ABI} && -n ${!libdir_var} ]] && libdir=${!libdir_var};
>    echo "${libdir}"
>}
>get_libname () 
>{ 
>    local libname;
>    local ver=$1;
>    case ${CHOST} in 
>        *-cygwin*)
>            libname="dll.a"
>        ;;
>        mingw* | *-mingw*)
>            libname="dll"
>        ;;
>        *-darwin*)
>            libname="dylib"
>        ;;
>        *-mint*)
>            libname="irrelevant"
>        ;;
>        hppa*-hpux*)
>            libname="sl"
>        ;;
>        *)
>            libname="so"
>        ;;
>    esac;
>    if [[ -z $* ]]; then
>        echo ".${libname}";
>    else
>        for ver in "$@";
>        do
>            case ${CHOST} in 
>                *-cygwin*)
>                    echo ".${ver}.${libname}"
>                ;;
>                *-darwin*)
>                    echo ".${ver}.${libname}"
>                ;;
>                *-mint*)
>                    echo ".${libname}"
>                ;;
>                *)
>                    echo ".${libname}.${ver}"
>                ;;
>            esac;
>        done;
>    fi
>}
>get_modname () 
>{ 
>    local modname;
>    local ver=$1;
>    case ${CHOST} in 
>        *-darwin*)
>            modname="bundle"
>        ;;
>        *)
>            modname="so"
>        ;;
>    esac;
>    echo ".${modname}"
>}
>get_nproc () 
>{ 
>    local nproc;
>    if type -P nproc &> /dev/null; then
>        nproc=$(nproc);
>    fi;
>    if [[ -z ${nproc} ]] && type -P sysctl &> /dev/null; then
>        nproc=$(sysctl -n hw.ncpu 2>/dev/null);
>    fi;
>    if [[ -z ${nproc} ]] && type -P python &> /dev/null; then
>        nproc=$(python -c 'import multiprocessing; print(multiprocessing.cpu_count());' 2>/dev/null);
>    fi;
>    if [[ -n ${nproc} ]]; then
>        echo "${nproc}";
>    else
>        echo "${1:-1}";
>    fi
>}
>has_multilib_profile () 
>{ 
>    [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ]
>}
>in_iuse () 
>{ 
>    local use=${1};
>    if [[ -z "${use}" ]]; then
>        echo "!!! in_iuse() called without a parameter." 1>&2;
>        echo "!!! in_iuse <USEFLAG>" 1>&2;
>        die "in_iuse() called without a parameter";
>    fi;
>    local liuse=(${IUSE_EFFECTIVE});
>    has "${use}" "${liuse[@]#[+-]}"
>}
>is_final_abi () 
>{ 
>    has_multilib_profile || return 0;
>    set -- $(get_install_abis);
>    local LAST_ABI=$#;
>    [[ ${!LAST_ABI} == ${ABI} ]]
>}
>makeopts_jobs () 
>{ 
>    [[ $# -eq 0 ]] && set -- "${MAKEOPTS}";
>    local jobs=$(echo " $* " | sed -r -n 		-e 's:.*[[:space:]](-[a-z]*j|--jobs[=[:space:]])[[:space:]]*([0-9]+).*:\2:p' 		-e "s:.*[[:space:]](-[a-z]*j|--jobs)[[:space:]].*:${2:-999}:p");
>    echo ${jobs:-1}
>}
>makeopts_loadavg () 
>{ 
>    [[ $# -eq 0 ]] && set -- "${MAKEOPTS}";
>    local lavg=$(echo " $* " | sed -r -n 		-e 's:.*[[:space:]](-[a-z]*l|--(load-average|max-load)[=[:space:]])[[:space:]]*([0-9]+(\.[0-9]+)?)[[:space:]].*:\3:p' 		-e "s:.*[[:space:]](-[a-z]*l|--(load-average|max-load))[[:space:]].*:${2:-999}:p");
>    echo ${lavg:-${2:-999}}
>}
>multibuild_copy_sources () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local _MULTIBUILD_INITIAL_BUILD_DIR=${BUILD_DIR:-${S}};
>    einfo "Will copy sources from ${_MULTIBUILD_INITIAL_BUILD_DIR}";
>    function _multibuild_create_source_copy () 
>    { 
>        einfo "${MULTIBUILD_VARIANT}: copying to ${BUILD_DIR}";
>        cp -p -R --reflink=auto "${_MULTIBUILD_INITIAL_BUILD_DIR}" "${BUILD_DIR}" || die
>    };
>    multibuild_foreach_variant _multibuild_create_source_copy
>}
>multibuild_for_best_variant () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ -n ${MULTIBUILD_VARIANTS} ]] || die "MULTIBUILD_VARIANTS need to be set";
>    local MULTIBUILD_VARIANTS=("${MULTIBUILD_VARIANTS[-1]}");
>    multibuild_foreach_variant "${@}"
>}
>multibuild_foreach_variant () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ -n ${MULTIBUILD_VARIANTS} ]] || die "MULTIBUILD_VARIANTS need to be set";
>    local bdir=${BUILD_DIR:-${S}};
>    [[ ${bdir%%/} == ${WORKDIR%%/} ]] && bdir=${WORKDIR}/build;
>    local prev_id=${MULTIBUILD_ID:+${MULTIBUILD_ID}-};
>    local ret=0 lret=0 v;
>    debug-print "${FUNCNAME}: initial build_dir = ${bdir}";
>    for v in "${MULTIBUILD_VARIANTS[@]}";
>    do
>        local MULTIBUILD_VARIANT=${v};
>        local MULTIBUILD_ID=${prev_id}${v};
>        local BUILD_DIR=${bdir%%/}-${v};
>        function _multibuild_run () 
>        { 
>            local i=1;
>            while [[ ${!i} == _* ]]; do
>                (( i += 1 ));
>            done;
>            [[ ${i} -le ${#} ]] && einfo "${v}: running ${@:${i}}";
>            "${@}"
>        };
>        _multibuild_run "${@}" > >(exec tee -a "${T}/build-${MULTIBUILD_ID}.log") 2>&1;
>        lret=${?};
>    done;
>    [[ ${ret} -eq 0 && ${lret} -ne 0 ]] && ret=${lret};
>    return ${ret}
>}
>multibuild_merge_root () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local src=${1};
>    local dest=${2};
>    cp -a --reflink=auto "${src}"/. "${dest}"/ || die "${MULTIBUILD_VARIANT:-(unknown)}: merging image failed";
>    rm -rf "${src}" || die
>}
>multilib_env () 
>{ 
>    local CTARGET=${1:-${CTARGET}};
>    local cpu=${CTARGET%%*-};
>    if [[ ${CTARGET} = *-musl* ]]; then
>        : ${MULTILIB_ABIS=default};
>        : ${DEFAULT_ABI=default};
>        export MULTILIB_ABIS DEFAULT_ABI;
>        return;
>    fi;
>    case ${cpu} in 
>        aarch64*)
>            export CFLAGS_arm=${CFLAGS_arm-};
>            case ${cpu} in 
>                aarch64*be)
>                    export CHOST_arm="armv8b-${CTARGET#*-}"
>                ;;
>                *)
>                    export CHOST_arm="armv8l-${CTARGET#*-}"
>                ;;
>            esac;
>            CHOST_arm=${CHOST_arm/%-gnu/-gnueabi};
>            export CTARGET_arm=${CHOST_arm};
>            export LIBDIR_arm="lib";
>            export CFLAGS_arm64=${CFLAGS_arm64-};
>            export CHOST_arm64=${CTARGET};
>            export CTARGET_arm64=${CHOST_arm64};
>            export LIBDIR_arm64="lib64";
>            : ${MULTILIB_ABIS=arm64};
>            : ${DEFAULT_ABI=arm64}
>        ;;
>        x86_64*)
>            export CFLAGS_x86=${CFLAGS_x86--m32};
>            export CHOST_x86=${CTARGET/x86_64/i686};
>            CHOST_x86=${CHOST_x86/%-gnux32/-gnu};
>            export CTARGET_x86=${CHOST_x86};
>            if [[ ${SYMLINK_LIB} == "yes" ]]; then
>                export LIBDIR_x86="lib32";
>            else
>                export LIBDIR_x86="lib";
>            fi;
>            export CFLAGS_amd64=${CFLAGS_amd64--m64};
>            export CHOST_amd64=${CTARGET/%-gnux32/-gnu};
>            export CTARGET_amd64=${CHOST_amd64};
>            export LIBDIR_amd64="lib64";
>            export CFLAGS_x32=${CFLAGS_x32--mx32};
>            export CHOST_x32=${CTARGET/%-gnu/-gnux32};
>            export CTARGET_x32=${CHOST_x32};
>            export LIBDIR_x32="libx32";
>            case ${CTARGET} in 
>                *-gnux32)
>                    : ${MULTILIB_ABIS=x32 amd64 x86};
>                    : ${DEFAULT_ABI=x32}
>                ;;
>                *)
>                    : ${MULTILIB_ABIS=amd64 x86};
>                    : ${DEFAULT_ABI=amd64}
>                ;;
>            esac
>        ;;
>        loongarch64*)
>            export CFLAGS_lp64d=${CFLAGS_lp64d--mabi=lp64d};
>            export CHOST_lp64d=${CTARGET};
>            export CTARGET_lp64d=${CTARGET};
>            export LIBDIR_lp64d=${LIBDIR_lp64d-lib64};
>            : ${MULTILIB_ABIS=lp64d};
>            : ${DEFAULT_ABI=lp64d}
>        ;;
>        mips64* | mipsisa64*)
>            export CFLAGS_o32=${CFLAGS_o32--mabi=32};
>            export CHOST_o32=${CTARGET/mips64/mips};
>            export CHOST_o32=${CHOST_o32/mipsisa64/mipsisa32};
>            export CTARGET_o32=${CHOST_o32};
>            export LIBDIR_o32="lib";
>            export CFLAGS_n32=${CFLAGS_n32--mabi=n32};
>            export CHOST_n32=${CTARGET};
>            export CTARGET_n32=${CHOST_n32};
>            export LIBDIR_n32="lib32";
>            export CFLAGS_n64=${CFLAGS_n64--mabi=64};
>            export CHOST_n64=${CTARGET};
>            export CTARGET_n64=${CHOST_n64};
>            export LIBDIR_n64="lib64";
>            : ${MULTILIB_ABIS=n64 n32 o32};
>            : ${DEFAULT_ABI=n32}
>        ;;
>        powerpc64*)
>            export CFLAGS_ppc=${CFLAGS_ppc--m32};
>            export CHOST_ppc=${CTARGET/powerpc64/powerpc};
>            export CTARGET_ppc=${CHOST_ppc};
>            export LIBDIR_ppc="lib";
>            export CFLAGS_ppc64=${CFLAGS_ppc64--m64};
>            export CHOST_ppc64=${CTARGET};
>            export CTARGET_ppc64=${CHOST_ppc64};
>            export LIBDIR_ppc64="lib64";
>            : ${MULTILIB_ABIS=ppc64 ppc};
>            : ${DEFAULT_ABI=ppc64}
>        ;;
>        riscv64*)
>            : ${MULTILIB_ABIS=lp64d lp64 ilp32d ilp32};
>            : ${DEFAULT_ABI=lp64d};
>            local __libdir_riscvdefaultabi_variable="LIBDIR_${DEFAULT_ABI}";
>            local __libdir_riscvdefaultabi=${!__libdir_riscvdefaultabi_variable};
>            export ${__libdir_riscvdefaultabi_variable}=${__libdir_riscvdefaultabi:-lib64};
>            export CFLAGS_lp64d=${CFLAGS_lp64d--mabi=lp64d -march=rv64gc};
>            export CHOST_lp64d=${CTARGET};
>            export CTARGET_lp64d=${CTARGET};
>            export LIBDIR_lp64d=${LIBDIR_lp64d-lib64/lp64d};
>            export CFLAGS_lp64=${CFLAGS_lp64--mabi=lp64 -march=rv64imac};
>            export CHOST_lp64=${CTARGET};
>            export CTARGET_lp64=${CTARGET};
>            export LIBDIR_lp64=${LIBDIR_lp64-lib64/lp64};
>            export CFLAGS_ilp32d=${CFLAGS_ilp32d--mabi=ilp32d -march=rv32imafdc};
>            export CHOST_ilp32d=${CTARGET/riscv64/riscv32};
>            export CTARGET_ilp32d=${CTARGET/riscv64/riscv32};
>            export LIBDIR_ilp32d=${LIBDIR_ilp32d-lib32/ilp32d};
>            export CFLAGS_ilp32=${CFLAGS_ilp32--mabi=ilp32 -march=rv32imac};
>            export CHOST_ilp32=${CTARGET/riscv64/riscv32};
>            export CTARGET_ilp32=${CTARGET/riscv64/riscv32};
>            export LIBDIR_ilp32=${LIBDIR_ilp32-lib32/ilp32}
>        ;;
>        riscv32*)
>            : ${MULTILIB_ABIS=ilp32d ilp32};
>            : ${DEFAULT_ABI=ilp32d};
>            local __libdir_riscvdefaultabi_variable="LIBDIR_${DEFAULT_ABI}";
>            local __libdir_riscvdefaultabi=${!__libdir_riscvdefaultabi_variable};
>            export ${__libdir_riscvdefaultabi_variable}=${__libdir_riscvdefaultabi:-lib};
>            export CFLAGS_ilp32d=${CFLAGS_ilp32d--mabi=ilp32d -march=rv32imafdc};
>            export CHOST_ilp32d=${CTARGET};
>            export CTARGET_ilp32d=${CTARGET};
>            export LIBDIR_ilp32d=${LIBDIR_ilp32d-lib32/ilp32d};
>            export CFLAGS_ilp32=${CFLAGS_ilp32--mabi=ilp32 -march=rv32imac};
>            export CHOST_ilp32=${CTARGET};
>            export CTARGET_ilp32=${CTARGET};
>            export LIBDIR_ilp32=${LIBDIR_ilp32-lib32/ilp32}
>        ;;
>        s390x*)
>            export CFLAGS_s390=${CFLAGS_s390--m31};
>            export CHOST_s390=${CTARGET/s390x/s390};
>            export CTARGET_s390=${CHOST_s390};
>            export LIBDIR_s390="lib";
>            export CFLAGS_s390x=${CFLAGS_s390x--m64};
>            export CHOST_s390x=${CTARGET};
>            export CTARGET_s390x=${CHOST_s390x};
>            export LIBDIR_s390x="lib64";
>            : ${MULTILIB_ABIS=s390x s390};
>            : ${DEFAULT_ABI=s390x}
>        ;;
>        sparc64*)
>            export CFLAGS_sparc32=${CFLAGS_sparc32--m32};
>            export CHOST_sparc32=${CTARGET/sparc64/sparc};
>            export CTARGET_sparc32=${CHOST_sparc32};
>            export LIBDIR_sparc32="lib";
>            export CFLAGS_sparc64=${CFLAGS_sparc64--m64};
>            export CHOST_sparc64=${CTARGET};
>            export CTARGET_sparc64=${CHOST_sparc64};
>            export LIBDIR_sparc64="lib64";
>            : ${MULTILIB_ABIS=sparc64 sparc32};
>            : ${DEFAULT_ABI=sparc64}
>        ;;
>        *)
>            : ${MULTILIB_ABIS=default};
>            : ${DEFAULT_ABI=default}
>        ;;
>    esac;
>    export MULTILIB_ABIS DEFAULT_ABI
>}
>multilib_toolchain_setup () 
>{ 
>    local v vv;
>    export ABI=$1;
>    local save_restore_variables=(CBUILD CHOST AR CC CXX F77 FC LD NM OBJCOPY OBJDUMP PKG_CONFIG RANLIB READELF STRINGS STRIP PKG_CONFIG_LIBDIR PKG_CONFIG_PATH PKG_CONFIG_SYSTEM_INCLUDE_PATH PKG_CONFIG_SYSTEM_LIBRARY_PATH);
>    if [[ ${_DEFAULT_ABI_SAVED} == "true" ]]; then
>        for v in "${save_restore_variables[@]}";
>        do
>            vv="_abi_saved_${v}";
>            [[ ${!vv+set} == "set" ]] && export ${v}="${!vv}" || unset ${v};
>            unset ${vv};
>        done;
>        unset _DEFAULT_ABI_SAVED;
>    fi;
>    if [[ ${ABI} != ${DEFAULT_ABI} ]]; then
>        for v in "${save_restore_variables[@]}";
>        do
>            vv="_abi_saved_${v}";
>            [[ ${!v+set} == "set" ]] && export ${vv}="${!v}" || unset ${vv};
>        done;
>        export _DEFAULT_ABI_SAVED="true";
>        if [[ ${CBUILD} == "${CHOST}" ]]; then
>            export CBUILD=$(get_abi_CHOST $1);
>        fi;
>        export CHOST=$(get_abi_CHOST ${DEFAULT_ABI});
>        export AR="$(tc-getAR)";
>        export CC="$(tc-getCC) $(get_abi_CFLAGS)";
>        export CXX="$(tc-getCXX) $(get_abi_CFLAGS)";
>        export F77="$(tc-getF77) $(get_abi_CFLAGS)";
>        export FC="$(tc-getFC) $(get_abi_CFLAGS)";
>        export LD="$(tc-getLD) $(get_abi_LDFLAGS)";
>        export NM="$(tc-getNM)";
>        export OBJCOPY="$(tc-getOBJCOPY)";
>        export OBJDUMP="$(tc-getOBJDUMP)";
>        export PKG_CONFIG="$(tc-getPKG_CONFIG)";
>        export RANLIB="$(tc-getRANLIB)";
>        export READELF="$(tc-getREADELF)";
>        export STRINGS="$(tc-getSTRINGS)";
>        export STRIP="$(tc-getSTRIP)";
>        export CHOST=$(get_abi_CHOST $1);
>        export PKG_CONFIG_LIBDIR=${EPREFIX}/usr/$(get_libdir)/pkgconfig;
>        export PKG_CONFIG_PATH=${EPREFIX}/usr/share/pkgconfig;
>        export PKG_CONFIG_SYSTEM_INCLUDE_PATH=${EPREFIX}/usr/include;
>        export PKG_CONFIG_SYSTEM_LIBRARY_PATH=${EPREFIX}/$(get_libdir):${EPREFIX}/usr/$(get_libdir);
>    fi
>}
>number_abis () 
>{ 
>    set -- `get_install_abis`;
>    echo $#
>}
>optfeature () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    local i j msg;
>    local -a arr;
>    local desc=$1;
>    local flag=0;
>    shift;
>    for i in "$@";
>    do
>        read -r -d '' -a arr <<< "${i}";
>        for j in "${arr[@]}";
>        do
>            if has_version "${j}"; then
>                flag=1;
>            else
>                flag=0;
>                break;
>            fi;
>        done;
>        if [[ ${flag} -eq 1 ]]; then
>            break;
>        fi;
>    done;
>    if [[ ${flag} -eq 0 ]]; then
>        if [[ ${_OPTFEATURE_DOHEADER} == true ]]; then
>            elog ${_OPTFEATURE_HEADER:-${_OPTFEATURE_DEFAULT_HEADER}};
>            _OPTFEATURE_DOHEADER=false;
>        fi;
>        for i in "$@";
>        do
>            read -r -d '' -a arr <<< "${i}";
>            msg=" ";
>            for j in "${arr[@]}";
>            do
>                msg+=" ${j} and";
>            done;
>            msg="${msg:0: -4} for ${desc}";
>            elog "${msg}";
>        done;
>    fi
>}
>optfeature_header () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    _OPTFEATURE_HEADER="${1}";
>    _OPTFEATURE_DOHEADER=true
>}
>pkg_nofetch () 
>{ 
>    default
>}
>pkg_postinst () 
>{ 
>    optfeature "Network check support" dev-python/requests;
>    optfeature "Perl module version check support" dev-perl/Gentoo-PerlMod-Version
>}
>python_copy_sources () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local MULTIBUILD_VARIANTS;
>    _python_obtain_impls;
>    multibuild_copy_sources
>}
>python_doexe () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local f;
>    for f in "$@";
>    do
>        python_newexe "${f}" "${f##*/}";
>    done
>}
>python_doheader () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ -n ${EPYTHON} ]] || die 'No Python implementation set (EPYTHON is null).';
>    local includedir=$(python_get_includedir);
>    local d=${includedir#${EPREFIX}};
>    ( insopts -m 0644;
>    insinto "${d}";
>    doins -r "${@}" || return ${?} )
>}
>python_domodule () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ -n ${EPYTHON} ]] || die 'No Python implementation set (EPYTHON is null).';
>    local d;
>    if [[ ${_PYTHON_MODULEROOT} == /* ]]; then
>        d=${_PYTHON_MODULEROOT};
>    else
>        local sitedir=$(python_get_sitedir);
>        d=${sitedir#${EPREFIX}}/${_PYTHON_MODULEROOT//.//};
>    fi;
>    ( insopts -m 0644;
>    insinto "${d}";
>    doins -r "${@}" || return ${?} );
>    python_optimize "${ED%/}/${d}"
>}
>python_doscript () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local _PYTHON_REWRITE_SHEBANG=1;
>    python_doexe "${@}"
>}
>python_export_utf8_locale () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    type locale &> /dev/null || return 0;
>    if [[ $(locale charmap) != UTF-8 ]]; then
>        local lang locales="C.UTF-8 en_US.UTF-8 en_GB.UTF-8 $(locale -a)";
>        for lang in ${locales};
>        do
>            if [[ $(LC_ALL=${lang} locale charmap 2>/dev/null) == UTF-8 ]]; then
>                if _python_check_locale_sanity "${lang}"; then
>                    export LC_CTYPE=${lang};
>                    if [[ -n ${LC_ALL} ]]; then
>                        export LC_NUMERIC=${LC_ALL};
>                        export LC_TIME=${LC_ALL};
>                        export LC_COLLATE=${LC_ALL};
>                        export LC_MONETARY=${LC_ALL};
>                        export LC_MESSAGES=${LC_ALL};
>                        export LC_PAPER=${LC_ALL};
>                        export LC_NAME=${LC_ALL};
>                        export LC_ADDRESS=${LC_ALL};
>                        export LC_TELEPHONE=${LC_ALL};
>                        export LC_MEASUREMENT=${LC_ALL};
>                        export LC_IDENTIFICATION=${LC_ALL};
>                        export LC_ALL=;
>                    fi;
>                    return 0;
>                fi;
>            fi;
>        done;
>        ewarn "Could not find a UTF-8 locale. This may trigger build failures in";
>        ewarn "some python packages. Please ensure that a UTF-8 locale is listed in";
>        ewarn "/etc/locale.gen and run locale-gen.";
>        return 1;
>    fi;
>    return 0
>}
>python_fix_shebang () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ -n ${EPYTHON} ]] || die "${FUNCNAME}: EPYTHON unset (pkg_setup not called?)";
>    local force quiet;
>    while [[ -n ${@} ]]; do
>        case "${1}" in 
>            -f | --force)
>                force=1;
>                shift
>            ;;
>            -q | --quiet)
>                quiet=1;
>                shift
>            ;;
>            --)
>                shift;
>                break
>            ;;
>            *)
>                break
>            ;;
>        esac;
>    done;
>    [[ -n ${1} ]] || die "${FUNCNAME}: no paths given";
>    local path f;
>    for path in "$@";
>    do
>        local any_correct any_fixed is_recursive;
>        [[ -d ${path} ]] && is_recursive=1;
>        while IFS= read -r -d '' f; do
>            local shebang i;
>            local error= from=;
>            IFS= read -r shebang < "${f}";
>            if [[ ${shebang} == '#!'* ]]; then
>                local split_shebang=();
>                read -r -a split_shebang <<< ${shebang} || die;
>                for i in "${split_shebang[@]}";
>                do
>                    case "${i}" in 
>                        *"${EPYTHON}")
>                            debug-print "${FUNCNAME}: in file ${f#${D%/}}";
>                            debug-print "${FUNCNAME}: shebang matches EPYTHON: ${shebang}";
>                            any_correct=1;
>                            from=${EPYTHON};
>                            break
>                        ;;
>                        *python | *python[23])
>                            debug-print "${FUNCNAME}: in file ${f#${D%/}}";
>                            debug-print "${FUNCNAME}: rewriting shebang: ${shebang}";
>                            if [[ ${i} == *python2 ]]; then
>                                from=python2;
>                                if [[ ! -n ${force} ]]; then
>                                    error=1;
>                                fi;
>                            else
>                                if [[ ${i} == *python3 ]]; then
>                                    from=python3;
>                                else
>                                    from=python;
>                                fi;
>                            fi;
>                            break
>                        ;;
>                        *python[23].[0-9] | *python3.[1-9][0-9] | *pypy | *pypy3 | *jython[23].[0-9])
>                            if [[ ! -n ${force} ]]; then
>                                error=1;
>                            else
>                                case "${i}" in 
>                                    *python[23].[0-9])
>                                        from="python[23].[0-9]"
>                                    ;;
>                                    *python3.[1-9][0-9])
>                                        from="python3.[1-9][0-9]"
>                                    ;;
>                                    *pypy)
>                                        from="pypy"
>                                    ;;
>                                    *pypy3)
>                                        from="pypy3"
>                                    ;;
>                                    *jython[23].[0-9])
>                                        from="jython[23].[0-9]"
>                                    ;;
>                                    *)
>                                        die "${FUNCNAME}: internal error in 2nd pattern match"
>                                    ;;
>                                esac;
>                            fi;
>                            break
>                        ;;
>                    esac;
>                done;
>            fi;
>            if [[ ! -n ${error} && ! -n ${from} ]]; then
>                [[ -n ${is_recursive} ]] && continue;
>                error=1;
>            fi;
>            if [[ ! -n ${quiet} ]]; then
>                einfo "Fixing shebang in ${f#${D%/}}.";
>            fi;
>            if [[ ! -n ${error} ]]; then
>                if [[ ${shebang} == *${from}" "* ]]; then
>                    sed -i -e "1s:${from} :${EPYTHON} :" "${f}" || die;
>                else
>                    sed -i -e "1s:${from}$:${EPYTHON}:" "${f}" || die;
>                fi;
>                any_fixed=1;
>            else
>                eerror "The file has incompatible shebang:";
>                eerror "  file: ${f#${D%/}}";
>                eerror "  current shebang: ${shebang}";
>                eerror "  requested impl: ${EPYTHON}";
>                die "${FUNCNAME}: conversion of incompatible shebang requested";
>            fi;
>        done < <(find -H "${path}" -type f -print0 || die);
>        if [[ ! -n ${any_fixed} ]]; then
>            eerror "QA error: ${FUNCNAME}, ${path#${D%/}} did not match any fixable files.";
>            if [[ -n ${any_correct} ]]; then
>                eerror "All files have ${EPYTHON} shebang already.";
>            else
>                eerror "There are no Python files in specified directory.";
>            fi;
>            die "${FUNCNAME} did not match any fixable files";
>        fi;
>    done
>}
>python_foreach_impl () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local MULTIBUILD_VARIANTS;
>    _python_obtain_impls;
>    multibuild_foreach_variant _python_multibuild_wrapper "${@}"
>}
>python_gen_any_dep () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local depstr=${1};
>    shift;
>    local i PYTHON_PKG_DEP out=;
>    _python_verify_patterns "${@}";
>    for i in "${_PYTHON_SUPPORTED_IMPLS[@]}";
>    do
>        if _python_impl_matches "${i}" "${@}"; then
>            local PYTHON_USEDEP="python_targets_${i}(-)";
>            local PYTHON_SINGLE_USEDEP="python_single_target_${i}(-)";
>            _python_export "${i}" PYTHON_PKG_DEP;
>            local i_depstr=${depstr//\$\{PYTHON_USEDEP\}/${PYTHON_USEDEP}};
>            i_depstr=${i_depstr//\$\{PYTHON_SINGLE_USEDEP\}/${PYTHON_SINGLE_USEDEP}};
>            out="( ${PYTHON_PKG_DEP/:0=/:0} ${i_depstr} ) ${out}";
>        fi;
>    done;
>    echo "|| ( ${out})"
>}
>python_gen_cond_dep () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local impl matches=();
>    local dep=${1};
>    shift;
>    _python_verify_patterns "${@}";
>    for impl in "${_PYTHON_SUPPORTED_IMPLS[@]}";
>    do
>        if _python_impl_matches "${impl}" "${@}"; then
>            if [[ ${dep} == *'${PYTHON_USEDEP}'* ]]; then
>                local usedep=$(_python_gen_usedep "${@}");
>                dep=${dep//\$\{PYTHON_USEDEP\}/${usedep}};
>            fi;
>            matches+=("python_targets_${impl}? ( ${dep} )");
>        fi;
>    done;
>    echo "${matches[@]}"
>}
>python_gen_impl_dep () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local impl matches=();
>    local PYTHON_REQ_USE=${1};
>    shift;
>    _python_verify_patterns "${@}";
>    for impl in "${_PYTHON_SUPPORTED_IMPLS[@]}";
>    do
>        if _python_impl_matches "${impl}" "${@}"; then
>            local PYTHON_PKG_DEP;
>            _python_export "${impl}" PYTHON_PKG_DEP;
>            matches+=("python_targets_${impl}? ( ${PYTHON_PKG_DEP} )");
>        fi;
>    done;
>    echo "${matches[@]}"
>}
>python_gen_useflags () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local impl matches=();
>    _python_verify_patterns "${@}";
>    for impl in "${_PYTHON_SUPPORTED_IMPLS[@]}";
>    do
>        if _python_impl_matches "${impl}" "${@}"; then
>            matches+=("python_targets_${impl}");
>        fi;
>    done;
>    echo "${matches[@]}"
>}
>python_get_CFLAGS () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    _python_export "${@}" PYTHON_CFLAGS;
>    echo "${PYTHON_CFLAGS}"
>}
>python_get_LIBS () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    _python_export "${@}" PYTHON_LIBS;
>    echo "${PYTHON_LIBS}"
>}
>python_get_PYTHON_CONFIG () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    _python_export "${@}" PYTHON_CONFIG;
>    echo "${PYTHON_CONFIG}"
>}
>python_get_includedir () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    _python_export "${@}" PYTHON_INCLUDEDIR;
>    echo "${PYTHON_INCLUDEDIR}"
>}
>python_get_library_path () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    _python_export "${@}" PYTHON_LIBPATH;
>    echo "${PYTHON_LIBPATH}"
>}
>python_get_scriptdir () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    _python_export "${@}" PYTHON_SCRIPTDIR;
>    echo "${PYTHON_SCRIPTDIR}"
>}
>python_get_sitedir () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    _python_export "${@}" PYTHON_SITEDIR;
>    echo "${PYTHON_SITEDIR}"
>}
>python_install_all () 
>{ 
>    local DOCS=(NEWS.rst);
>    [[ ${PV} == *9999 ]] || doman man/*;
>    distutils-r1_python_install_all
>}
>python_moduleinto () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    _PYTHON_MODULEROOT=${1}
>}
>python_newexe () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ -n ${EPYTHON} ]] || die 'No Python implementation set (EPYTHON is null).';
>    [[ ${#} -eq 2 ]] || die "Usage: ${FUNCNAME} <path> <new-name>";
>    local wrapd=${_PYTHON_SCRIPTROOT:-/usr/bin};
>    local f=${1};
>    local newfn=${2};
>    local scriptdir=$(python_get_scriptdir);
>    local d=${scriptdir#${EPREFIX}};
>    ( dodir "${wrapd}";
>    exeopts -m 0755;
>    exeinto "${d}";
>    newexe "${f}" "${newfn}" || return ${?} );
>    local dosym=dosym;
>    [[ ${EAPI} == [67] ]] && dosym=dosym8;
>    "${dosym}" -r /usr/lib/python-exec/python-exec2 "${wrapd}/${newfn}";
>    if [[ -n ${_PYTHON_REWRITE_SHEBANG} ]]; then
>        python_fix_shebang -q "${ED%/}/${d}/${newfn}";
>    fi
>}
>python_newscript () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local _PYTHON_REWRITE_SHEBANG=1;
>    python_newexe "${@}"
>}
>python_optimize () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ -n ${EPYTHON} ]] || die 'No Python implementation set (EPYTHON is null).';
>    local PYTHON=${PYTHON};
>    [[ -n ${PYTHON} ]] || _python_export PYTHON;
>    [[ -x ${PYTHON} ]] || die "PYTHON (${PYTHON}) is not executable";
>    if [[ ${#} -eq 0 ]]; then
>        local f;
>        while IFS= read -r -d '' f; do
>            if [[ ${f} == /* && -d ${D%/}${f} ]]; then
>                set -- "${D%/}${f}" "${@}";
>            fi;
>        done < <(
>			"${PYTHON}" - <<-EOF || die
>				import sys
>				print("".join(x + "\0" for x in sys.path))
>			EOF
>		);
>        debug-print "${FUNCNAME}: using sys.path: ${*/%/;}";
>    fi;
>    local jobs=$(makeopts_jobs "${MAKEOPTS}" INF);
>    [[ ${jobs} == INF ]] && jobs=$(get_nproc);
>    local d;
>    for d in "$@";
>    do
>        local instpath=${d#${D%/}};
>        instpath=/${instpath##/};
>        einfo "Optimize Python modules for ${instpath}";
>        case "${EPYTHON}" in 
>            python2.7 | python3.[34])
>                "${PYTHON}" -m compileall -q -f -d "${instpath}" "${d}";
>                "${PYTHON}" -OO -m compileall -q -f -d "${instpath}" "${d}"
>            ;;
>            python3.[5678] | pypy3)
>                "${PYTHON}" -m compileall -j "${jobs}" -q -f -d "${instpath}" "${d}";
>                "${PYTHON}" -O -m compileall -j "${jobs}" -q -f -d "${instpath}" "${d}";
>                "${PYTHON}" -OO -m compileall -j "${jobs}" -q -f -d "${instpath}" "${d}"
>            ;;
>            python*)
>                "${PYTHON}" -m compileall -j "${jobs}" -o 0 -o 1 -o 2 --hardlink-dupes -q -f -d "${instpath}" "${d}"
>            ;;
>            *)
>                "${PYTHON}" -m compileall -q -f -d "${instpath}" "${d}"
>            ;;
>        esac;
>    done
>}
>python_replicate_script () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    function _python_replicate_script () 
>    { 
>        local _PYTHON_FIX_SHEBANG_QUIET=1;
>        local PYTHON_SCRIPTDIR;
>        _python_export PYTHON_SCRIPTDIR;
>        ( exeopts -m 0755;
>        exeinto "${PYTHON_SCRIPTDIR#${EPREFIX}}";
>        doexe "${files[@]}" );
>        python_fix_shebang -q "${files[@]/*\//${D%/}/${PYTHON_SCRIPTDIR}/}"
>    };
>    local files=("${@}");
>    python_foreach_impl _python_replicate_script;
>    unset -f _python_replicate_script;
>    local f;
>    for f in "$@";
>    do
>        local dosym=dosym;
>        [[ ${EAPI} == [67] ]] && dosym=dosym8;
>        "${dosym}" -r /usr/lib/python-exec/python-exec2 "${f#${ED}}";
>    done
>}
>python_scriptinto () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    _PYTHON_SCRIPTROOT=${1}
>}
>python_setup () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local has_check_deps;
>    declare -f python_check_deps > /dev/null && has_check_deps=1;
>    if [[ ! -n ${has_check_deps} ]]; then
>        _python_validate_useflags;
>    fi;
>    local pycompat=("${PYTHON_COMPAT[@]}");
>    if [[ -n ${PYTHON_COMPAT_OVERRIDE} ]]; then
>        pycompat=(${PYTHON_COMPAT_OVERRIDE});
>    fi;
>    local found;
>    _python_verify_patterns "${@}";
>    for ((i = ${#_PYTHON_SUPPORTED_IMPLS[@]} - 1; i >= 0; i-- ))
>    do
>        local impl=${_PYTHON_SUPPORTED_IMPLS[i]};
>        has "${impl}" "${pycompat[@]}" || continue;
>        if [[ ! -n ${PYTHON_COMPAT_OVERRIDE} && ! -n ${has_check_deps} ]]; then
>            use "python_targets_${impl}" || continue;
>        fi;
>        _python_impl_matches "${impl}" "${@}" || continue;
>        _python_export "${impl}" EPYTHON PYTHON;
>        if [[ -n ${has_check_deps} ]]; then
>            _python_run_check_deps "${impl}" || continue;
>        fi;
>        found=1;
>        break;
>    done;
>    if [[ ! -n ${found} ]]; then
>        eerror "${FUNCNAME}: none of the enabled implementation matched the patterns.";
>        eerror "  patterns: ${@-'(*)'}";
>        eerror "Likely a REQUIRED_USE constraint (possibly USE-conditional) is missing.";
>        eerror "  suggested: || ( \$(python_gen_useflags ${@}) )";
>        eerror "(remember to quote all the patterns with '')";
>        die "${FUNCNAME}: no enabled implementation satisfy requirements";
>    fi;
>    _python_wrapper_setup;
>    einfo "Using ${EPYTHON} in global scope"
>}
>python_test () 
>{ 
>    distutils-r1_python_test
>}
>run_in_build_dir () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local ret;
>    [[ ${#} -ne 0 ]] || die "${FUNCNAME}: no command specified.";
>    [[ -n ${BUILD_DIR} ]] || die "${FUNCNAME}: BUILD_DIR not set.";
>    mkdir -p "${BUILD_DIR}" || die;
>    pushd "${BUILD_DIR}" > /dev/null || die;
>    "${@}";
>    ret=${?};
>    popd > /dev/null || die;
>    return ${ret}
>}
>src_compile () 
>{ 
>    distutils-r1_src_compile "$@"
>}
>src_configure () 
>{ 
>    distutils-r1_src_configure "$@"
>}
>src_install () 
>{ 
>    distutils-r1_src_install "$@"
>}
>src_prepare () 
>{ 
>    distutils-r1_src_prepare "$@"
>}
>src_test () 
>{ 
>    local -x PYTHONDONTWRITEBYTECODE=;
>    distutils-r1_src_test
>}
>src_unpack () 
>{ 
>    default
>}
>tc-arch () 
>{ 
>    tc-ninja_magic_to_arch portage "$@"
>}
>tc-arch-kernel () 
>{ 
>    tc-ninja_magic_to_arch kern "$@"
>}
>tc-check-openmp () 
>{ 
>    if ! tc-has-openmp; then
>        eerror "Your current compiler does not support OpenMP!";
>        if tc-is-gcc; then
>            eerror "Enable OpenMP support by building sys-devel/gcc with USE=\"openmp\".";
>        else
>            if tc-is-clang; then
>                eerror "OpenMP support in sys-devel/clang is provided by sys-libs/libomp.";
>            fi;
>        fi;
>        die "Active compiler does not have required support for OpenMP";
>    fi
>}
>tc-cpp-is-true () 
>{ 
>    local CONDITION=${1};
>    shift;
>    $(tc-getTARGET_CPP) "${@}" -P - <<-EOF > /dev/null 2>&1
>#if ${CONDITION}
>true
>#else
>#error false
>#endif
>EOF
>
>}
>tc-detect-is-softfloat () 
>{ 
>    [[ $(tc-getTARGET_CPP) == "gcc -E" ]] && return 1;
>    case ${CTARGET:-${CHOST}} in 
>        *-newlib | *-elf | *-eabi)
>            return 1
>        ;;
>        arm*)
>            if tc-cpp-is-true "defined(__ARM_PCS_VFP)"; then
>                echo "no";
>            else
>                if tc-cpp-is-true "defined(__SOFTFP__)"; then
>                    echo "yes";
>                else
>                    echo "softfp";
>                fi;
>            fi;
>            return 0
>        ;;
>        *)
>            return 1
>        ;;
>    esac
>}
>tc-enables-pie () 
>{ 
>    tc-cpp-is-true "defined(__PIE__)" ${CPPFLAGS} ${CFLAGS}
>}
>tc-enables-ssp () 
>{ 
>    tc-cpp-is-true "defined(__SSP__) || defined(__SSP_STRONG__) || defined(__SSP_ALL__)" ${CPPFLAGS} ${CFLAGS}
>}
>tc-enables-ssp-all () 
>{ 
>    tc-cpp-is-true "defined(__SSP_ALL__)" ${CPPFLAGS} ${CFLAGS}
>}
>tc-enables-ssp-strong () 
>{ 
>    tc-cpp-is-true "defined(__SSP_STRONG__) || defined(__SSP_ALL__)" ${CPPFLAGS} ${CFLAGS}
>}
>tc-endian () 
>{ 
>    local host=$1;
>    [[ -z ${host} ]] && host=${CTARGET:-${CHOST}};
>    host=${host%%-*};
>    case ${host} in 
>        aarch64*be)
>            echo big
>        ;;
>        aarch64)
>            echo little
>        ;;
>        alpha*)
>            echo little
>        ;;
>        arm*b*)
>            echo big
>        ;;
>        arm*)
>            echo little
>        ;;
>        cris*)
>            echo little
>        ;;
>        hppa*)
>            echo big
>        ;;
>        i?86*)
>            echo little
>        ;;
>        ia64*)
>            echo little
>        ;;
>        loongarch*)
>            echo little
>        ;;
>        m68*)
>            echo big
>        ;;
>        mips*l*)
>            echo little
>        ;;
>        mips*)
>            echo big
>        ;;
>        powerpc*le)
>            echo little
>        ;;
>        powerpc*)
>            echo big
>        ;;
>        riscv*)
>            echo little
>        ;;
>        s390*)
>            echo big
>        ;;
>        sh*b*)
>            echo big
>        ;;
>        sh*)
>            echo little
>        ;;
>        sparc*)
>            echo big
>        ;;
>        x86_64*)
>            echo little
>        ;;
>        *)
>            echo wtf
>        ;;
>    esac
>}
>tc-env_build () 
>{ 
>    tc-export_build_env;
>    CFLAGS=${BUILD_CFLAGS} CXXFLAGS=${BUILD_CXXFLAGS} CPPFLAGS=${BUILD_CPPFLAGS} LDFLAGS=${BUILD_LDFLAGS} AR=$(tc-getBUILD_AR) AS=$(tc-getBUILD_AS) CC=$(tc-getBUILD_CC) CPP=$(tc-getBUILD_CPP) CXX=$(tc-getBUILD_CXX) LD=$(tc-getBUILD_LD) NM=$(tc-getBUILD_NM) PKG_CONFIG=$(tc-getBUILD_PKG_CONFIG) RANLIB=$(tc-getBUILD_RANLIB) READELF=$(tc-getBUILD_READELF) "$@"
>}
>tc-export () 
>{ 
>    local var;
>    for var in "$@";
>    do
>        [[ $(type -t "tc-get${var}") != "function" ]] && die "tc-export: invalid export variable '${var}'";
>        "tc-get${var}" > /dev/null;
>    done
>}
>tc-export_build_env () 
>{ 
>    tc-export "$@";
>    if tc-is-cross-compiler; then
>        : ${BUILD_CFLAGS:=-O1 -pipe};
>        : ${BUILD_CXXFLAGS:=-O1 -pipe};
>        : ${BUILD_CPPFLAGS:= };
>        : ${BUILD_LDFLAGS:= };
>    else
>        : ${BUILD_CFLAGS:=${CFLAGS}};
>        : ${BUILD_CXXFLAGS:=${CXXFLAGS}};
>        : ${BUILD_CPPFLAGS:=${CPPFLAGS}};
>        : ${BUILD_LDFLAGS:=${LDFLAGS}};
>    fi;
>    export BUILD_{C,CXX,CPP,LD}FLAGS;
>    local v;
>    for v in BUILD_{C,CXX,CPP,LD}FLAGS;
>    do
>        export ${v#BUILD_}_FOR_BUILD="${!v}";
>    done
>}
>tc-get-compiler-type () 
>{ 
>    local code='
>#if defined(__PATHSCALE__)
>	HAVE_PATHCC
>#elif defined(__clang__)
>	HAVE_CLANG
>#elif defined(__GNUC__)
>	HAVE_GCC
>#endif
>';
>    local res=$($(tc-getCPP "$@") -E -P - <<<"${code}");
>    case ${res} in 
>        *HAVE_PATHCC*)
>            echo pathcc
>        ;;
>        *HAVE_CLANG*)
>            echo clang
>        ;;
>        *HAVE_GCC*)
>            echo gcc
>        ;;
>        *)
>            echo unknown
>        ;;
>    esac
>}
>tc-getAR () 
>{ 
>    tc-getPROG AR ar "$@"
>}
>tc-getAS () 
>{ 
>    tc-getPROG AS as "$@"
>}
>tc-getBUILD_AR () 
>{ 
>    tc-getBUILD_PROG AR ar "$@"
>}
>tc-getBUILD_AS () 
>{ 
>    tc-getBUILD_PROG AS as "$@"
>}
>tc-getBUILD_CC () 
>{ 
>    tc-getBUILD_PROG CC gcc "$@"
>}
>tc-getBUILD_CPP () 
>{ 
>    tc-getBUILD_PROG CPP "$(tc-getBUILD_CC) -E" "$@"
>}
>tc-getBUILD_CXX () 
>{ 
>    tc-getBUILD_PROG CXX g++ "$@"
>}
>tc-getBUILD_LD () 
>{ 
>    tc-getBUILD_PROG LD ld "$@"
>}
>tc-getBUILD_NM () 
>{ 
>    tc-getBUILD_PROG NM nm "$@"
>}
>tc-getBUILD_OBJCOPY () 
>{ 
>    tc-getBUILD_PROG OBJCOPY objcopy "$@"
>}
>tc-getBUILD_PKG_CONFIG () 
>{ 
>    tc-getBUILD_PROG PKG_CONFIG pkg-config "$@"
>}
>tc-getBUILD_PROG () 
>{ 
>    local vars="BUILD_$1 $1_FOR_BUILD HOST$1";
>    tc-is-cross-compiler || vars+=" $1";
>    _tc-getPROG CBUILD "${vars}" "${@:2}"
>}
>tc-getBUILD_RANLIB () 
>{ 
>    tc-getBUILD_PROG RANLIB ranlib "$@"
>}
>tc-getBUILD_READELF () 
>{ 
>    tc-getBUILD_PROG READELF readelf "$@"
>}
>tc-getBUILD_STRINGS () 
>{ 
>    tc-getBUILD_PROG STRINGS strings "$@"
>}
>tc-getBUILD_STRIP () 
>{ 
>    tc-getBUILD_PROG STRIP strip "$@"
>}
>tc-getCC () 
>{ 
>    tc-getPROG CC gcc "$@"
>}
>tc-getCPP () 
>{ 
>    tc-getPROG CPP "${CC:-gcc} -E" "$@"
>}
>tc-getCXX () 
>{ 
>    tc-getPROG CXX g++ "$@"
>}
>tc-getDLLWRAP () 
>{ 
>    tc-getPROG DLLWRAP dllwrap "$@"
>}
>tc-getF77 () 
>{ 
>    tc-getPROG F77 gfortran "$@"
>}
>tc-getFC () 
>{ 
>    tc-getPROG FC gfortran "$@"
>}
>tc-getGCJ () 
>{ 
>    tc-getPROG GCJ gcj "$@"
>}
>tc-getGO () 
>{ 
>    tc-getPROG GO gccgo "$@"
>}
>tc-getLD () 
>{ 
>    tc-getPROG LD ld "$@"
>}
>tc-getNM () 
>{ 
>    tc-getPROG NM nm "$@"
>}
>tc-getOBJCOPY () 
>{ 
>    tc-getPROG OBJCOPY objcopy "$@"
>}
>tc-getOBJDUMP () 
>{ 
>    tc-getPROG OBJDUMP objdump "$@"
>}
>tc-getPKG_CONFIG () 
>{ 
>    tc-getPROG PKG_CONFIG pkg-config "$@"
>}
>tc-getPROG () 
>{ 
>    _tc-getPROG CHOST "$@"
>}
>tc-getRANLIB () 
>{ 
>    tc-getPROG RANLIB ranlib "$@"
>}
>tc-getRC () 
>{ 
>    tc-getPROG RC windres "$@"
>}
>tc-getREADELF () 
>{ 
>    tc-getPROG READELF readelf "$@"
>}
>tc-getSTRINGS () 
>{ 
>    tc-getPROG STRINGS strings "$@"
>}
>tc-getSTRIP () 
>{ 
>    tc-getPROG STRIP strip "$@"
>}
>tc-getTARGET_CPP () 
>{ 
>    if [[ -n ${CTARGET} ]]; then
>        _tc-getPROG CTARGET TARGET_CPP "gcc -E" "$@";
>    else
>        tc-getCPP "$@";
>    fi
>}
>tc-has-openmp () 
>{ 
>    local base="${T}/test-tc-openmp";
>    cat <<-EOF > "${base}.c"
>#include <omp.h>
>int main() {
>int nthreads, tid, ret = 0;
>#pragma omp parallel private(nthreads, tid)
>{
>tid = omp_get_thread_num();
>nthreads = omp_get_num_threads(); ret += tid + nthreads;
>}
>return ret;
>}
>EOF
>
>    $(tc-getCC "$@") -fopenmp "${base}.c" -o "${base}" &> /dev/null;
>    local ret=$?;
>    rm -f "${base}"*;
>    return ${ret}
>}
>tc-has-tls () 
>{ 
>    local base="${T}/test-tc-tls";
>    cat <<-EOF > "${base}.c"
>int foo(int *i) {
>static __thread int j = 0;
>return *i ? j : *i;
>}
>EOF
>
>    local flags;
>    case $1 in 
>        -s)
>            flags="-S"
>        ;;
>        -c)
>            flags="-c"
>        ;;
>        -l)
>
>        ;;
>        -*)
>            die "Usage: tc-has-tls [-c|-l] [toolchain prefix]"
>        ;;
>    esac;
>    : ${flags:=-fPIC -shared -Wl,-z,defs};
>    [[ $1 == -* ]] && shift;
>    $(tc-getCC "$@") ${flags} "${base}.c" -o "${base}" &> /dev/null;
>    local ret=$?;
>    rm -f "${base}"*;
>    return ${ret}
>}
>tc-is-clang () 
>{ 
>    [[ $(tc-get-compiler-type) == clang ]]
>}
>tc-is-cross-compiler () 
>{ 
>    [[ ${CBUILD:-${CHOST}} != ${CHOST} ]]
>}
>tc-is-gcc () 
>{ 
>    [[ $(tc-get-compiler-type) == gcc ]]
>}
>tc-is-softfloat () 
>{ 
>    tc-detect-is-softfloat || tc-tuple-is-softfloat
>}
>tc-is-static-only () 
>{ 
>    local host=${CTARGET:-${CHOST}};
>    [[ ${host} == *-mint* ]]
>}
>tc-ld-disable-gold () 
>{ 
>    tc-ld-is-gold "$@" && tc-ld-force-bfd "$@"
>}
>tc-ld-force-bfd () 
>{ 
>    if ! tc-ld-is-gold "$@" && ! tc-ld-is-lld "$@"; then
>        return;
>    fi;
>    ewarn "Forcing usage of the BFD linker";
>    local ld=$(tc-getLD "$@");
>    local bfd_ld="${ld%% *}.bfd";
>    local path_ld=$(which "${bfd_ld}" 2>/dev/null);
>    [[ -e ${path_ld} ]] && export LD=${bfd_ld};
>    local fallback="true";
>    if tc-is-gcc; then
>        local major=$(gcc-major-version "$@");
>        local minor=$(gcc-minor-version "$@");
>        if [[ ${major} -gt 4 ]] || [[ ${major} -eq 4 && ${minor} -ge 8 ]]; then
>            export LDFLAGS="${LDFLAGS} -fuse-ld=bfd";
>            fallback="false";
>        fi;
>    else
>        if tc-is-clang; then
>            local major=$(clang-major-version "$@");
>            local minor=$(clang-minor-version "$@");
>            if [[ ${major} -gt 3 ]] || [[ ${major} -eq 3 && ${minor} -ge 5 ]]; then
>                export LDFLAGS="${LDFLAGS} -fuse-ld=bfd";
>                fallback="false";
>            fi;
>        fi;
>    fi;
>    if [[ ${fallback} == "true" ]]; then
>        if [[ -e ${path_ld} ]]; then
>            local d="${T}/bfd-linker";
>            mkdir -p "${d}";
>            ln -sf "${path_ld}" "${d}"/ld;
>            export LDFLAGS="${LDFLAGS} -B${d}";
>        else
>            die "unable to locate a BFD linker";
>        fi;
>    fi
>}
>tc-ld-is-gold () 
>{ 
>    local out;
>    out=$($(tc-getLD "$@") --version 2>&1);
>    if [[ ${out} == *"GNU gold"* ]]; then
>        return 0;
>    fi;
>    local base="${T}/test-tc-gold";
>    cat <<-EOF > "${base}.c"
>int main() { return 0; }
>EOF
>
>    out=$($(tc-getCC "$@") ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} -Wl,--version "${base}.c" -o "${base}" 2>&1);
>    rm -f "${base}"*;
>    if [[ ${out} == *"GNU gold"* ]]; then
>        return 0;
>    fi;
>    return 1
>}
>tc-ld-is-lld () 
>{ 
>    local out;
>    out=$($(tc-getLD "$@") --version 2>&1);
>    if [[ ${out} == *"LLD"* ]]; then
>        return 0;
>    fi;
>    local base="${T}/test-tc-lld";
>    cat <<-EOF > "${base}.c"
>int main() { return 0; }
>EOF
>
>    out=$($(tc-getCC "$@") ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} -Wl,--version "${base}.c" -o "${base}" 2>&1);
>    rm -f "${base}"*;
>    if [[ ${out} == *"LLD"* ]]; then
>        return 0;
>    fi;
>    return 1
>}
>tc-ninja_magic_to_arch () 
>{ 
>    function ninj () 
>    { 
>        [[ ${type} == "kern" ]] && echo $1 || echo $2
>    };
>    local type=$1;
>    local host=$2;
>    [[ -z ${host} ]] && host=${CTARGET:-${CHOST}};
>    case ${host} in 
>        aarch64*)
>            echo arm64
>        ;;
>        alpha*)
>            echo alpha
>        ;;
>        arm*)
>            echo arm
>        ;;
>        avr*)
>            ninj avr32 avr
>        ;;
>        bfin*)
>            ninj blackfin bfin
>        ;;
>        c6x*)
>            echo c6x
>        ;;
>        cris*)
>            echo cris
>        ;;
>        frv*)
>            echo frv
>        ;;
>        hexagon*)
>            echo hexagon
>        ;;
>        hppa*)
>            ninj parisc hppa
>        ;;
>        i?86*)
>            if [[ ${type} == "kern" && ${host} == *freebsd* ]]; then
>                echo i386;
>            else
>                echo x86;
>            fi
>        ;;
>        ia64*)
>            echo ia64
>        ;;
>        loongarch*)
>            ninj loongarch loong
>        ;;
>        m68*)
>            echo m68k
>        ;;
>        metag*)
>            echo metag
>        ;;
>        microblaze*)
>            echo microblaze
>        ;;
>        mips*)
>            echo mips
>        ;;
>        nios2*)
>            echo nios2
>        ;;
>        nios*)
>            echo nios
>        ;;
>        or1k* | or32*)
>            echo openrisc
>        ;;
>        powerpc*)
>            if [[ ${type} == "kern" ]]; then
>                echo powerpc;
>            else
>                if [[ ${host} == powerpc64* ]]; then
>                    echo ppc64;
>                else
>                    echo ppc;
>                fi;
>            fi
>        ;;
>        riscv*)
>            echo riscv
>        ;;
>        s390*)
>            echo s390
>        ;;
>        score*)
>            echo score
>        ;;
>        sh64*)
>            ninj sh64 sh
>        ;;
>        sh*)
>            echo sh
>        ;;
>        sparc64*)
>            ninj sparc64 sparc
>        ;;
>        sparc*)
>            [[ ${PROFILE_ARCH} == "sparc64" ]] && ninj sparc64 sparc || echo sparc
>        ;;
>        tile*)
>            echo tile
>        ;;
>        vax*)
>            echo vax
>        ;;
>        x86_64*freebsd*)
>            echo amd64
>        ;;
>        x86_64*)
>            if [[ ${type} == "kern" ]]; then
>                echo x86;
>            else
>                echo amd64;
>            fi
>        ;;
>        xtensa*)
>            echo xtensa
>        ;;
>        *)
>            echo unknown
>        ;;
>    esac
>}
>tc-stack-grows-down () 
>{ 
>    case ${ARCH} in 
>        hppa | metag)
>            return 1
>        ;;
>    esac;
>    return 0
>}
>tc-tuple-is-softfloat () 
>{ 
>    local CTARGET=${CTARGET:-${CHOST}};
>    case ${CTARGET//_/-} in 
>        bfin* | h8300*)
>            echo "only"
>        ;;
>        *-softfloat-*)
>            echo "yes"
>        ;;
>        *-softfp-*)
>            echo "softfp"
>        ;;
>        arm*-hardfloat-* | arm*eabihf)
>            echo "no"
>        ;;
>        *-newlib | *-elf | *-eabi)
>            echo "no"
>        ;;
>        arm*)
>            echo "yes"
>        ;;
>        *)
>            echo "no"
>        ;;
>    esac
>}
>ver_cut () 
>{ 
>    local range=${1};
>    local v=${2:-${PV}};
>    local start end;
>    local -a comp;
>    __eapi7_ver_split "${v}";
>    local max=$((${#comp[@]}/2));
>    __eapi7_ver_parse_range "${range}" "${max}";
>    local IFS=;
>    if [[ ${start} -gt 0 ]]; then
>        start=$(( start*2 - 1 ));
>    fi;
>    echo "${comp[*]:start:end*2-start}"
>}
>ver_rs () 
>{ 
>    local v;
>    (( ${#} & 1 )) && v=${@: -1} || v=${PV};
>    local start end i;
>    local -a comp;
>    __eapi7_ver_split "${v}";
>    local max=$((${#comp[@]}/2 - 1));
>    while [[ ${#} -ge 2 ]]; do
>        __eapi7_ver_parse_range "${1}" "${max}";
>        for ((i = start*2; i <= end*2; i+=2 ))
>        do
>            [[ ${i} -eq 0 && -z ${comp[i]} ]] && continue;
>            comp[i]=${2};
>        done;
>        shift 2;
>    done;
>    local IFS=;
>    echo "${comp[*]}"
>}
>ver_test () 
>{ 
>    local va op vb;
>    if [[ $# -eq 3 ]]; then
>        va=${1};
>        shift;
>    else
>        va=${PVR};
>    fi;
>    [[ $# -eq 2 ]] || die "${FUNCNAME}: bad number of arguments";
>    op=${1};
>    vb=${2};
>    case ${op} in 
>        -eq | -ne | -lt | -le | -gt | -ge)
>
>        ;;
>        *)
>            die "${FUNCNAME}: invalid operator: ${op}"
>        ;;
>    esac;
>    __eapi7_ver_compare "${va}" "${vb}";
>    test $? "${op}" 2
>}

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Attachments on bug 833400: 765169 | 765170 | 765171 | 765172 | 765173 | 765174 | 841755 | 841757 | 841759 | 841761 | 841763 | 841765 | 841767