Attachment 788330 Details for Bug 854819 – environment

environment

environment (text/plain), 136.13 KB, created by Toralf Förster on 2022-06-28 09:25:32 UTC

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Creator: Toralf Förster

Created: 2022-06-28 09:25:32 UTC

Size: 136.13 KB

patch

obsolete

>declare -x ABI="amd64"
>declare -x ABI_MIPS=""
>declare -x ABI_S390=""
>declare -x ABI_X86="64"
>declare -x ADA_TARGET=""
>declare -x ALLOW_TEST="network"
>declare -a ALL_AUTOTOOLS_MACROS=([0]="AC_PROG_LIBTOOL" [1]="AM_PROG_LIBTOOL" [2]="LT_INIT" [3]="LT_CONFIG_LTDL_DIR" [4]="AC_CONFIG_HEADERS" [5]="AC_CONFIG_HEADER" [6]="AM_CONFIG_HEADERS" [7]="AM_CONFIG_HEADER" [8]="AC_CONFIG_SUBDIRS" [9]="AC_CONFIG_AUX_DIR" [10]="AC_CONFIG_MACRO_DIR" [11]="AM_INIT_AUTOMAKE" [12]="AM_GLIB_GNU_GETTEXT" [13]="AM_GNU_GETTEXT_VERSION" [14]="AM_GNU_GETTEXT_REQUIRE_VERSION" [15]="AC_PROG_INTLTOOL" [16]="IT_PROG_INTLTOOL" [17]="GTK_DOC_CHECK" [18]="GNOME_DOC_INIT")
>declare -x ALSA_CARDS=""
>declare -- AM_OPTS=""
>declare -x APACHE2_MODULES=""
>declare -x APACHE2_MPMS=""
>declare -x ARCH="amd64"
>declare -- AT_M4DIR=""
>declare -- AT_NOEAUTOHEADER=""
>declare -- AT_NOEAUTOMAKE=""
>declare -- AT_NOELIBTOOLIZE=""
>declare -- AT_SYS_M4DIR=""
>declare -- AUTOTOOLS_AUTO_DEPEND="yes"
>declare -- AUTOTOOLS_DEPEND="|| ( >=sys-devel/automake-1.16.5:1.16  )
>	>=sys-devel/autoconf-2.71
>	>=sys-devel/libtool-2.4"
>declare -x AWS_ELB_HOME="/opt/aws-elb-tools"
>declare BDEPEND="sys-devel/gnuconfig >=app-portage/elt-patches-20170815 || ( >=sys-devel/automake-1.16.5:1.16  )
>	>=sys-devel/autoconf-2.71
>	>=sys-devel/libtool-2.4 dev-lang/perl
>					 test? ( virtual/perl-Test-Simple ) virtual/pkgconfig virtual/pkgconfig"
>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 CC="x86_64-pc-linux-gnu-gcc"
>declare -x CCL_DEFAULT_DIRECTORY="/usr/lib64/clozurecl"
>declare -x CDF_BASE="/usr"
>declare -x CDF_BIN="\${CDF_BASE}/bin"
>declare -x CDF_HELP="\${CDF_BASE}/lib/cdf/help"
>declare -x CDF_INC="\${CDF_BASE}/include"
>declare -x CDF_LIB="\${CDF_BASE}/lib"
>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 setup test unpack"
>declare DEPEND="virtual/libusb:0
>	>=dev-libs/libg15-3.0
>	>=dev-libs/libg15render-3.0
>	perl? (
>		dev-lang/perl
>		dev-perl/GDGraph
>		>=dev-perl/Inline-0.4
>	) dev-lang/perl"
>declare DESCRIPTION="Takes control of the G15 keyboard, through the linux kernel uinput device driver"
>declare -x DIROPTIONS="-m0755"
>declare -- DIST_A="g15daemon-3.0.4.tar.gz"
>declare -a DIST_MAKE=([0]="OPTIMIZE=-pipe -march=native -fno-diagnostics-color -O2")
>declare -- DIST_NAME="g15daemon"
>declare -- DIST_P="g15daemon-3.0.4"
>declare -x DOTNET_ROOT="/opt/dotnet-sdk-bin-6.0"
>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
>declare -- EPOCHSECONDS
>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 GCC_COLORS=""
>declare -x GCC_SPECS=""
>declare -x GIT_PAGER="cat"
>declare -x GO19CONCURRENTCOMPILATION="0"
>declare -x GOMAXPROCS="4"
>declare -x GPSD_PROTOCOLS=""
>declare -x GRUB_PLATFORMS=""
>declare -x GSETTINGS_BACKEND="dconf"
>declare HOMEPAGE="https://gitlab.com/menelkir/g15daemon"
>declare IDEPEND
>declare -x INHERITED=" gnuconfig toolchain-funcs multilib libtool autotools flag-o-matic linux-info multiprocessing perl-functions readme.gentoo-r1 perl-module systemd udev"
>declare -x INPUT_DEVICES=""
>declare -x INSOPTIONS="-m0644"
>declare IUSE="perl static-libs test"
>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 loong m68k mips perl ppc ppc-macos ppc64 ppc64-linux prefix prefix-guest prefix-stack riscv s390 sparc sparc-solaris sparc64-solaris static-libs 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 -- KERNEL_DIR="/usr/src/linux"
>declare -- KERNEL_MAKEFILE="/usr/src/linux/Makefile"
>declare -x KEYWORDS="~amd64 ~ppc ~ppc64 ~x86"
>declare -- KV_DIR="/usr/src/linux"
>declare -- KV_EXTRA=""
>declare -- KV_FULL="5.18.7-gentoo-dist"
>declare -- KV_LOCAL="-gentoo-dist"
>declare -- KV_MAJOR="5"
>declare -- KV_MINOR="18"
>declare -- KV_OUT_DIR="/usr/src/linux"
>declare -- KV_PATCH="7"
>declare -x L10N=""
>declare -x LADSPA_PATH="/usr/lib64/ladspa"
>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 LIBGUESTFS_PATH="/usr/share/guestfs/appliance/"
>declare -x LIBOPTIONS="-m0644"
>declare -x LIBREOFFICE_EXTENSIONS=""
>declare -x LICENSE="GPL-2"
>declare -x LLVM_TARGETS=""
>declare -x LOGTALKHOME="/usr/share/logtalk-3.47.0"
>declare -x LUA_SINGLE_TARGET=""
>declare -x LUA_TARGETS=""
>declare -x MAILTO="tinderbox"
>declare -x MAKEOPTS="-j4"
>declare -x MANPAGER="manpager"
>declare -x MONKEYD_PLUGINS=""
>declare -x MULTILIB_ABIS="amd64"
>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 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 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/14/bin:/usr/lib/llvm/13/bin:/opt/nvidia-cg-toolkit/bin:/opt/aws-elb-tools/bin:/usr/bin/cdsclient"
>declare PDEPEND=""
>declare -- PERL_EXPF="src_prepare src_configure src_compile src_test src_install"
>declare -x PGPLOT_FONT="/usr/lib64/pgplot/grfont.dat"
>declare -x PHP_TARGETS=""
>declare -x PKGSYSTEM_ENABLE_FSYNC="0"
>declare -x PORTAGE_COMPRESSION_COMMAND="zstd"
>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/g15daemon-3.0.4-r1/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 -- PREFER_BUILDPL="yes"
>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 PYTHIA8DATA="/usr/share/pythia8/xmldoc"
>declare -x PYTHONDONTWRITEBYTECODE="1"
>declare -x PYTHON_SINGLE_TARGET=""
>declare -x PYTHON_TARGETS=""
>declare -x PY_FORCE_COLOR="0"
>declare -x QEMU_SOFTMMU_TARGETS=""
>declare -x QEMU_USER_TARGETS=""
>declare -x QPSMTPD_CONFIG="/etc/qpsmtpd"
>declare -x QUEX_PATH="/usr/share"
>declare RDEPEND="virtual/libusb:0
>	>=dev-libs/libg15-3.0
>	>=dev-libs/libg15render-3.0
>	perl? (
>		dev-lang/perl
>		dev-perl/GDGraph
>		>=dev-perl/Inline-0.4
>	) dev-lang/perl:="
>declare -- README_GENTOO_SUFFIX=""
>declare REPOSITORY
>declare REQUIRED_USE=""
>declare RESTRICT="test"
>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_DISTRO="Gentoo"
>declare -x ROS_MASTER_URI="http://localhost:11311/"
>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/app-misc/g15daemon-3.0.4-r1/work/g15daemon-3.0.4"
>declare -x SANDBOX_READ="/:/var/tmp/portage"
>declare -x SANDBOX_WRITE="/var/tmp/portage"
>declare -x SANE_BACKENDS=""
>declare -x SBCL_HOME="/usr/lib64/sbcl"
>declare -x SBCL_SOURCE_ROOT="/usr/lib64/sbcl/src"
>declare -x SCHEME_LIBRARY_PATH="/usr/share/slib/"
>declare -x SHELL="/bin/bash"
>declare -x SLOT="0/3"
>declare -i SRANDOM
>declare -- SRC_PREP="no"
>declare SRC_URI="https://gitlab.com/menelkir/g15daemon/-/archive/3.0.4/g15daemon-3.0.4.tar.bz2"
>declare -x SYMLINK_LIB="no"
>declare -x TERMINFO="/etc/terminfo"
>declare -x TERMINFO_DIRS="/usr/share/st/terminfo"
>declare -x TWISTED_DISABLE_WRITING_OF_PLUGIN_CACHE="1"
>declare -x USE="abi_x86_64 amd64 elibc_glibc kernel_linux perl 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 loong 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 WANT_AUTOCONF="latest"
>declare -x WANT_AUTOMAKE="latest"
>declare -x WANT_LIBTOOL="latest"
>declare -x XTABLES_ADDONS=""
>declare -- _AUTOTOOLS_AUTO_DEPEND="yes"
>declare -- _AUTOTOOLS_ECLASS="1"
>declare -x _E_DESTTREE_="/usr"
>declare -x _E_DOCDESTTREE_=""
>declare -x _E_EXEDESTTREE_=""
>declare -x _E_INSDESTTREE_=""
>declare -- _FLAG_O_MATIC_ECLASS="1"
>declare -- _GNUCONFIG_CLASS="1"
>declare -a _LATEST_AUTOMAKE=([0]="1.16.5:1.16")
>declare -- _LIBTOOL_ECLASS="1"
>declare -x _LINUX_CONFIG_EXISTS_DONE="1"
>declare -- _MULTILIB_ECLASS="1"
>declare -- _MULTIPROCESSING_ECLASS="1"
>declare -- _README_GENTOO_ECLASS="1"
>declare -- _TOOLCHAIN_FUNCS_ECLASS="1"
>declare -- _UDEV_ECLASS="1"
>declare -- _libtool_atom=">=sys-devel/libtool-2.4"
>declare -x enable_year2038="no"
>declare -- get_version_warning_done=""
>declare -- perlinfo_done="false"
>declare -- pm_echovar=""
>SwitchGCC () 
>{ 
>    local highest=$(gcc-config --list-profiles --nocolor | cut -f3 -d' ' -s | grep -E 'x86_64-(pc|gentoo)-linux-(gnu|musl)-.*[0-9]$'| tail -n 1);
>    if ! gcc-config --list-profiles --nocolor | grep -q -F "$highest *"; then
>        local current=$(gcc -dumpversion);
>        echo "$FUNCNAME: major version change detected, switch from $current to $highest" | tee -a $taskfile.history;
>        gcc-config --nocolor $highest;
>        source_profile;
>        add2backlog "@preserved-rebuild";
>        if grep -q '^LIBTOOL="rdlibtool"' /etc/portage/make.conf; then
>            add2backlog "sys-devel/slibtool";
>        fi;
>        add2backlog "sys-devel/libtool";
>        add2backlog "%emerge --unmerge sys-devel/gcc:$(cut -f1 -d'.' <<< $current)";
>    fi
>}
>declare -fx SwitchGCC
>__eapi6_src_install () 
>{ 
>    if [[ -f Makefile || -f GNUmakefile || -f makefile ]]; then
>        emake DESTDIR="${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
>}
>_at_uses_autoheader () 
>{ 
>    _at_uses_pkg A{C,M}_CONFIG_HEADER{S,}
>}
>_at_uses_automake () 
>{ 
>    _at_uses_pkg AM_INIT_AUTOMAKE
>}
>_at_uses_gettext () 
>{ 
>    _at_uses_pkg AM_GNU_GETTEXT_{,REQUIRE_}VERSION
>}
>_at_uses_glibgettext () 
>{ 
>    _at_uses_pkg AM_GLIB_GNU_GETTEXT
>}
>_at_uses_gnomedoc () 
>{ 
>    _at_uses_pkg GNOME_DOC_INIT
>}
>_at_uses_gtkdoc () 
>{ 
>    _at_uses_pkg GTK_DOC_CHECK
>}
>_at_uses_intltool () 
>{ 
>    _at_uses_pkg {AC,IT}_PROG_INTLTOOL
>}
>_at_uses_libltdl () 
>{ 
>    _at_uses_pkg LT_CONFIG_LTDL_DIR
>}
>_at_uses_libtool () 
>{ 
>    _at_uses_pkg A{C,M}_PROG_LIBTOOL LT_INIT
>}
>_at_uses_pkg () 
>{ 
>    if [[ -n $(autotools_check_macro "$@") ]]; then
>        return 0;
>    else
>        local macro args=();
>        for macro in "$@";
>        do
>            args+=(-e "^[[:space:]]*${macro}\>");
>        done;
>        grep -E -q "${args[@]}" configure.??;
>    fi
>}
>_autotools_m4dir_include () 
>{ 
>    local x include_opts flag;
>    [[ ${WANT_AUTOCONF} == "2.1" ]] && flag="l" || flag="I";
>    for x in "$@";
>    do
>        case ${x} in 
>            -${flag})
>
>            ;;
>            *)
>                [[ ! -d ${x} ]] && ewarn "${ECLASS}: '${x}' does not exist";
>                include_opts+=" -${flag} ${x}"
>            ;;
>        esac;
>    done;
>    echo ${include_opts}
>}
>_clang_fullversion () 
>{ 
>    local ver="$1";
>    shift;
>    set -- $($(tc-getCPP "$@") -E -P - <<<"__clang_major__ __clang_minor__ __clang_patchlevel__");
>    eval echo "$ver"
>}
>_elibtoolize () 
>{ 
>    local LIBTOOLIZE=${LIBTOOLIZE:-$(type -P glibtoolize > /dev/null && echo glibtoolize || echo libtoolize)};
>    if [[ ${1} == "--auto-ltdl" ]]; then
>        shift;
>        _at_uses_libltdl && set -- "$@" --ltdl;
>    fi;
>    [[ -f GNUmakefile.am || -f Makefile.am ]] && set -- "$@" --automake;
>    autotools_run_tool ${LIBTOOLIZE} "$@"
>}
>_filter-hardened () 
>{ 
>    local f;
>    for f in "$@";
>    do
>        case "${f}" in 
>            -fPIC | -fpic | -fPIE | -fpie | -Wl,pie | -pie)
>                gcc-specs-pie || continue;
>                if ! is-flagq -nopie && ! is-flagq -no-pie; then
>                    if test-flags -nopie > /dev/null; then
>                        append-flags -nopie;
>                    else
>                        append-flags -no-pie;
>                    fi;
>                fi
>            ;;
>            -fstack-protector)
>                gcc-specs-ssp || continue;
>                is-flagq -fno-stack-protector || append-flags $(test-flags -fno-stack-protector)
>            ;;
>            -fstack-protector-all)
>                gcc-specs-ssp-to-all || continue;
>                is-flagq -fno-stack-protector-all || append-flags $(test-flags -fno-stack-protector-all)
>            ;;
>            -fno-strict-overflow)
>                gcc-specs-nostrict || continue;
>                is-flagq -fstrict-overflow || append-flags $(test-flags -fstrict-overflow)
>            ;;
>        esac;
>    done
>}
>_filter-var () 
>{ 
>    local f x var=$1 new=();
>    shift;
>    for f in ${!var};
>    do
>        for x in "$@";
>        do
>            [[ ${f} == ${x} ]] && continue 2;
>        done;
>        new+=("${f}");
>    done;
>    export ${var}="${new[*]}"
>}
>_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"
>}
>_is_flagq () 
>{ 
>    local x var="$1[*]";
>    for x in ${!var};
>    do
>        [[ ${x} == $2 ]] && return 0;
>    done;
>    return 1
>}
>_setup-allowed-flags () 
>{ 
>    ALLOWED_FLAGS=(-pipe -O '-O[12sg]' '-mcpu=*' '-march=*' '-mtune=*' '-fstack-protector*' '-fstack-check*' -fno-stack-check -fstack-clash-protection '-fcf-protection=*' -fbounds-check -fbounds-checking -fno-PIE -fno-pie -nopie -no-pie '-mindirect-branch=*' -mindirect-branch-register '-mfunction-return=*' -mretpoline -fno-unit-at-a-time -fno-strict-overflow '-fsanitize*' '-fno-sanitize*' -g '-g[0-9]' -ggdb '-ggdb[0-9]' -gdwarf '-gdwarf-*' -gstabs -gstabs+ -gz -glldb -fno-diagnostics-color '-fmessage-length=*' -fno-ident -fpermissive -frecord-gcc-switches -frecord-command-line '-fdiagnostics*' '-fplugin*' '-W*' -w '-[DUILR]*' '-Wl,*' '-fuse-ld=*');
>    ALLOWED_FLAGS+=('-fno-stack-protector*' '-fabi-version=*' -fno-strict-aliasing -fno-bounds-check -fno-bounds-checking -fstrict-overflow -fno-omit-frame-pointer '-fno-builtin*');
>    ALLOWED_FLAGS+=('-mregparm=*' -mno-app-regs -mapp-regs -mno-mmx -mno-sse -mno-sse2 -mno-sse3 -mno-ssse3 -mno-sse4 -mno-sse4.1 -mno-sse4.2 -mno-avx -mno-aes -mno-pclmul -mno-sse4a -mno-3dnow -mno-popcnt -mno-abm -mips1 -mips2 -mips3 -mips4 -mips32 -mips64 -mips16 -mplt -msoft-float -mno-soft-float -mhard-float -mno-hard-float '-mfpu=*' -mieee -mieee-with-inexact '-mschedule=*' -mfloat-gprs -mspe -mno-spe -mtls-direct-seg-refs -mno-tls-direct-seg-refs -mflat -mno-flat -mno-faster-structs -mfaster-structs -m32 -m64 -mx32 '-mabi=*' -mlittle-endian -mbig-endian -EL -EB -fPIC -mlive-g0 '-mcmodel=*' -mstack-bias -mno-stack-bias -msecure-plt '-m*-toc' '-mfloat-abi=*' -mfix-r4000 -mno-fix-r4000 -mfix-r4400 -mno-fix-r4400 -mfix-rm7000 -mno-fix-rm7000 -mfix-r10000 -mno-fix-r10000 '-mr10k-cache-barrier=*' -mthumb -marm -ffixed-x18 -mno-fma4 -mno-movbe -mno-xop -mno-lwp -mno-fsgsbase -mno-rdrnd -mno-f16c -mno-bmi -mno-tbm -mno-avx2 -mno-bmi2 -mno-fma -mno-lzcnt -mno-fxsr -mno-hle -mno-rtm -mno-xsave -mno-xsaveopt -mno-avx512cd -mno-avx512er -mno-avx512f -mno-avx512pf -mno-sha);
>    ALLOWED_FLAGS+=(-mstackrealign)
>}
>_systemd_get_dir () 
>{ 
>    [[ ${#} -eq 2 ]] || die "Usage: ${FUNCNAME} <variable-name> <fallback-directory>";
>    local variable=${1} fallback=${2} d;
>    local -x PKG_CONFIG_FDO_SYSROOT_RULES=1;
>    if $(tc-getPKG_CONFIG) --exists systemd; then
>        d=$($(tc-getPKG_CONFIG) --variable="${variable}" systemd) || die;
>        d=${d#${EPREFIX}};
>    else
>        d=${fallback};
>    fi;
>    echo "${d}"
>}
>_systemd_get_systemgeneratordir () 
>{ 
>    _systemd_get_dir systemdsystemgeneratordir /lib/systemd/system-generators
>}
>_systemd_get_systempresetdir () 
>{ 
>    _systemd_get_dir systemdsystempresetdir /lib/systemd/system-preset
>}
>_systemd_get_systemunitdir () 
>{ 
>    _systemd_get_dir systemdsystemunitdir /lib/systemd/system
>}
>_systemd_get_userunitdir () 
>{ 
>    _systemd_get_dir systemduserunitdir /usr/lib/systemd/user
>}
>_systemd_get_utildir () 
>{ 
>    _systemd_get_dir systemdutildir /lib/systemd
>}
>_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 "${!var}"
>}
>_tc-has-openmp () 
>{ 
>    local base="${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}
>}
>_test-flag-PROG () 
>{ 
>    local comp=$1;
>    local lang=$2;
>    shift 2;
>    if [[ -z ${comp} ]]; then
>        return 1;
>    fi;
>    if [[ -z $1 ]]; then
>        return 1;
>    fi;
>    comp=($(tc-get${comp}));
>    if ! type -p ${comp[0]} > /dev/null; then
>        return 1;
>    fi;
>    local in_src in_ext cmdline_extra=();
>    case "${lang}" in 
>        c)
>            in_ext='c';
>            in_src='int main(void) { return 0; }';
>            cmdline_extra+=(-xc -c)
>        ;;
>        c++)
>            in_ext='cc';
>            in_src='int main(void) { return 0; }';
>            cmdline_extra+=(-xc++ -c)
>        ;;
>        f77)
>            in_ext='f';
>            in_src='      end';
>            cmdline_extra+=(-xf77 -c)
>        ;;
>        f95)
>            in_ext='f90';
>            in_src='end';
>            cmdline_extra+=(-xf95 -c)
>        ;;
>        c+ld)
>            in_ext='c';
>            in_src='int main(void) { return 0; }';
>            cmdline_extra+=(-xc)
>        ;;
>    esac;
>    local test_in=${T}/test-flag.${in_ext};
>    local test_out=${T}/test-flag.exe;
>    printf "%s\n" "${in_src}" > "${test_in}" || die "Failed to create '${test_in}'";
>    local cmdline=("${comp[@]}" -Werror "$@" "${cmdline_extra[@]}" "${test_in}" -o "${test_out}");
>    if ! "${cmdline[@]}" &> /dev/null; then
>        cmdline+=(-Qunused-arguments);
>        "${cmdline[@]}" &> /dev/null;
>    fi
>}
>_test-flags-PROG () 
>{ 
>    local comp=$1;
>    local flags=();
>    local x;
>    shift;
>    [[ -z ${comp} ]] && return 1;
>    while (( $# )); do
>        case "$1" in 
>            --param | -B)
>                if test-flag-${comp} "$1" "$2"; then
>                    flags+=("$1" "$2");
>                fi;
>                shift 2
>            ;;
>            *)
>                if test-flag-${comp} "$1"; then
>                    flags+=("$1");
>                fi;
>                shift 1
>            ;;
>        esac;
>    done;
>    echo "${flags[*]}";
>    [[ ${#flags[@]} -gt 0 ]]
>}
>_udev_get_udevdir () 
>{ 
>    local -x PKG_CONFIG_FDO_SYSROOT_RULES=1;
>    if $($(tc-getPKG_CONFIG) --exists udev); then
>        local udevdir="$($(tc-getPKG_CONFIG) --variable=udevdir udev)";
>        echo "${udevdir#${EPREFIX%/}}";
>    else
>        echo /lib/udev;
>    fi
>}
>add2backlog () 
>{ 
>    if [[ $1 =~ '@' || $1 =~ '%' ]]; then
>        if [[ "$(tail -n 1 /var/tmp/tb/backlog.1st)" != "$1" ]]; then
>            echo "$1" >> /var/tmp/tb/backlog.1st;
>        fi;
>    else
>        if ! grep -q "^${1}$" /var/tmp/tb/backlog.1st; then
>            echo "$1" >> /var/tmp/tb/backlog.1st;
>        fi;
>    fi
>}
>declare -fx add2backlog
>all-flag-vars () 
>{ 
>    echo {ADA,C,CPP,CXX,CCAS,F,FC,LD}FLAGS
>}
>append-cflags () 
>{ 
>    [[ $# -eq 0 ]] && return 0;
>    export CFLAGS+=" $*";
>    return 0
>}
>append-cppflags () 
>{ 
>    [[ $# -eq 0 ]] && return 0;
>    export CPPFLAGS+=" $*";
>    return 0
>}
>append-cxxflags () 
>{ 
>    [[ $# -eq 0 ]] && return 0;
>    export CXXFLAGS+=" $*";
>    return 0
>}
>append-fflags () 
>{ 
>    [[ $# -eq 0 ]] && return 0;
>    export FFLAGS+=" $*";
>    export FCFLAGS+=" $*";
>    return 0
>}
>append-flags () 
>{ 
>    [[ $# -eq 0 ]] && return 0;
>    case " $* " in 
>        *' '-[DIU]*)
>            eqawarn 'please use append-cppflags for preprocessor flags'
>        ;;
>        *' '-L* | *' '-Wl,*)
>            eqawarn 'please use append-ldflags for linker flags'
>        ;;
>    esac;
>    append-cflags "$@";
>    append-cxxflags "$@";
>    append-fflags "$@";
>    return 0
>}
>append-ldflags () 
>{ 
>    [[ $# -eq 0 ]] && return 0;
>    local flag;
>    for flag in "$@";
>    do
>        [[ ${flag} == -l* ]] && eqawarn "Appending a library link instruction (${flag}); libraries to link to should not be passed through LDFLAGS";
>    done;
>    export LDFLAGS="${LDFLAGS} $*";
>    return 0
>}
>append-lfs-flags () 
>{ 
>    [[ $# -ne 0 ]] && die "append-lfs-flags takes no arguments";
>    append-cppflags -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE
>}
>append-libs () 
>{ 
>    [[ $# -eq 0 ]] && return 0;
>    local flag;
>    for flag in "$@";
>    do
>        if [[ -z "${flag// }" ]]; then
>            eqawarn "Appending an empty argument to LIBS is invalid! Skipping.";
>            continue;
>        fi;
>        case $flag in 
>            -[lL]*)
>                export LIBS="${LIBS} ${flag}"
>            ;;
>            -*)
>                eqawarn "Appending non-library to LIBS (${flag}); Other linker flags should be passed via LDFLAGS";
>                export LIBS="${LIBS} ${flag}"
>            ;;
>            *)
>                export LIBS="${LIBS} -l${flag}"
>            ;;
>        esac;
>    done;
>    return 0
>}
>autotools_check_macro () 
>{ 
>    [[ -f configure.ac || -f configure.in ]] || return 0;
>    local trace_file=".__autoconf_trace_data";
>    if [[ ! -e ${trace_file} ]] || [[ ! aclocal.m4 -ot ${trace_file} ]]; then
>        WANT_AUTOCONF="2.5" autoconf $(autotools_m4dir_include) ${ALL_AUTOTOOLS_MACROS[@]/#/--trace=} > ${trace_file} 2> /dev/null;
>    fi;
>    local macro args=();
>    for macro in "$@";
>    do
>        has ${macro} ${ALL_AUTOTOOLS_MACROS[@]} || die "internal error: add ${macro} to ALL_AUTOTOOLS_MACROS";
>        args+=(-e ":${macro}:");
>    done;
>    grep "${args[@]}" ${trace_file}
>}
>autotools_check_macro_val () 
>{ 
>    local macro scan_out;
>    for macro in "$@";
>    do
>        autotools_check_macro "${macro}" | gawk -v macro="${macro}" '($0 !~ /^[[:space:]]*(#|dnl)/) {
>					if (match($0, macro ":(.*)$", res))
>						print res[1]
>				}' | uniq;
>    done;
>    return 0
>}
>autotools_env_setup () 
>{ 
>    if [[ ${WANT_AUTOMAKE} == "latest" ]]; then
>        local pv;
>        for pv in ${_LATEST_AUTOMAKE[@]/#*:};
>        do
>            local hv_args="";
>            case ${EAPI} in 
>                5 | 6)
>                    hv_args="--host-root"
>                ;;
>                *)
>                    hv_args="-b"
>                ;;
>            esac;
>            has_version ${hv_args} "=sys-devel/automake-${pv}*" && export WANT_AUTOMAKE="${pv}" && break;
>        done;
>        [[ ${WANT_AUTOMAKE} == "latest" ]] && die "Cannot find the latest automake! Tried ${_LATEST_AUTOMAKE[*]}";
>    fi;
>    [[ ${WANT_AUTOCONF} == "latest" ]] && export WANT_AUTOCONF=2.71
>}
>autotools_m4dir_include () 
>{ 
>    _autotools_m4dir_include ${AT_M4DIR}
>}
>autotools_m4sysdir_include () 
>{ 
>    local paths=($(eval echo ${AT_SYS_M4DIR}));
>    _autotools_m4dir_include "${paths[@]}"
>}
>autotools_run_tool () 
>{ 
>    local autofail=true m4flags=false missing_ok=false return_output=false;
>    while [[ -n ${1} ]]; do
>        case ${1} in 
>            --at-no-fail)
>                autofail=false
>            ;;
>            --at-m4flags)
>                m4flags=true
>            ;;
>            --at-missing)
>                missing_ok=true
>            ;;
>            --at-output)
>                return_output=true
>            ;;
>            *)
>                break
>            ;;
>        esac;
>        shift;
>    done;
>    if [[ ${EBUILD_PHASE_FUNC} != "src_unpack" && ${EBUILD_PHASE_FUNC} != "src_prepare" ]]; then
>        eqawarn "Running '${1}' in ${EBUILD_PHASE_FUNC} phase";
>    fi;
>    if ${missing_ok} && ! type -P ${1} > /dev/null; then
>        einfo "Skipping '$*' because '${1}' not installed";
>        return 0;
>    fi;
>    autotools_env_setup;
>    local STDERR_TARGET="${T}/${1##*/}.out";
>    if [[ -e ${STDERR_TARGET} ]]; then
>        local i=1;
>        while :; do
>            STDERR_TARGET="${T}/${1##*/}-${i}.out";
>            [[ -e ${STDERR_TARGET} ]] || break;
>            : $(( i++ ));
>        done;
>    fi;
>    if ${m4flags}; then
>        set -- "${1}" $(autotools_m4dir_include) $(autotools_m4sysdir_include) "${@:2}";
>    fi;
>    if ${return_output}; then
>        "$@";
>        return;
>    fi;
>    printf "***** ${1} *****\n***** PWD: ${PWD}\n***** $*\n\n" > "${STDERR_TARGET}";
>    ebegin "Running '$@'";
>    "$@" >> "${STDERR_TARGET}" 2>&1;
>    if ! eend $? && ${autofail}; then
>        echo;
>        eerror "Failed running '${1}'!";
>        eerror;
>        eerror "Include in your bug report the contents of:";
>        eerror;
>        eerror "  ${STDERR_TARGET}";
>        echo;
>        die "Failed running '${1}'!";
>    fi
>}
>check_extra_config () 
>{ 
>    use kernel_linux || return;
>    local config negate die error reworkmodulenames;
>    local soft_errors_count=0 hard_errors_count=0 config_required=0;
>    local old_LINUX_CONFIG_EXISTS_DONE="${_LINUX_CONFIG_EXISTS_DONE}";
>    linux-info_get_any_version;
>    for config in ${CONFIG_CHECK};
>    do
>        if [[ "${config:0:1}" != "~" ]]; then
>            config_required=1;
>            break;
>        fi;
>    done;
>    if [[ ${config_required} == 0 ]]; then
>        if ! linux_config_exists; then
>            ewarn "Unable to check for the following kernel config options due";
>            ewarn "to absence of any configured kernel sources or compiled";
>            ewarn "config:";
>            for config in ${CONFIG_CHECK};
>            do
>                config=${config#\~};
>                config=${config#\!};
>                local_error="ERROR_${config}";
>                msg="${!local_error}";
>                if [[ -z ${msg} ]]; then
>                    local_error="WARNING_${config}";
>                    msg="${!local_error}";
>                fi;
>                ewarn " - ${config}${msg:+ - }${msg}";
>            done;
>            ewarn "You're on your own to make sure they are set if needed.";
>            export LINUX_CONFIG_EXISTS_DONE="${old_LINUX_CONFIG_EXISTS_DONE}";
>            return 0;
>        fi;
>    else
>        require_configured_kernel;
>    fi;
>    ebegin "Checking for suitable kernel configuration options";
>    for config in ${CONFIG_CHECK};
>    do
>        die=1;
>        error=0;
>        negate=0;
>        reworkmodulenames=0;
>        if [[ ${config:0:1} == "~" ]]; then
>            die=0;
>            config=${config:1};
>        else
>            if [[ ${config:0:1} == "@" ]]; then
>                die=0;
>                reworkmodulenames=1;
>                config=${config:1};
>            fi;
>        fi;
>        if [[ ${config:0:1} == "!" ]]; then
>            negate=1;
>            config=${config:1};
>        fi;
>        if [[ ${negate} == 1 ]]; then
>            linux_chkconfig_present ${config} && error=2;
>        else
>            if [[ ${reworkmodulenames} == 1 ]]; then
>                local temp_config="${config//*:}" i n;
>                config="${config//:*}";
>                if linux_chkconfig_present ${config}; then
>                    for i in ${MODULE_NAMES};
>                    do
>                        n="${i//${temp_config}}";
>                        [[ -z ${n//\(*} ]] && MODULE_IGNORE="${MODULE_IGNORE} ${temp_config}";
>                    done;
>                    error=2;
>                fi;
>            else
>                linux_chkconfig_present ${config} || error=1;
>            fi;
>        fi;
>        if [[ ${error} -gt 0 ]]; then
>            local report_func="eerror" local_error;
>            local_error="ERROR_${config}";
>            local_error="${!local_error}";
>            if [[ -z "${local_error}" ]]; then
>                local_error="${config}_ERROR";
>                local_error="${!local_error}";
>            fi;
>            if [[ ${die} == 0 && -z "${local_error}" ]]; then
>                local_error="WARNING_${config}";
>                local_error="${!local_error}";
>                if [[ -n "${local_error}" ]]; then
>                    report_func="ewarn";
>                fi;
>            fi;
>            if [[ -z "${local_error}" ]]; then
>                [[ ${error} == 1 ]] && local_error="is not set when it should be." || local_error="should not be set. But it is.";
>                local_error="CONFIG_${config}:\t ${local_error}";
>            fi;
>            if [[ ${die} == 0 ]]; then
>                ${report_func} "  ${local_error}";
>                soft_errors_count=$[soft_errors_count + 1];
>            else
>                ${report_func} "  ${local_error}";
>                hard_errors_count=$[hard_errors_count + 1];
>            fi;
>        fi;
>    done;
>    if [[ ${hard_errors_count} -gt 0 ]]; then
>        eend 1;
>        eerror "Please check to make sure these options are set correctly.";
>        eerror "Failure to do so may cause unexpected problems.";
>        eerror "Once you have satisfied these options, please try merging";
>        eerror "this package again.";
>        export LINUX_CONFIG_EXISTS_DONE="${old_LINUX_CONFIG_EXISTS_DONE}";
>        die "Incorrect kernel configuration options";
>    else
>        if [[ ${soft_errors_count} -gt 0 ]]; then
>            eend 1;
>            ewarn "Please check to make sure these options are set correctly.";
>            ewarn "Failure to do so may cause unexpected problems.";
>        else
>            eend 0;
>        fi;
>    fi;
>    export LINUX_CONFIG_EXISTS_DONE="${old_LINUX_CONFIG_EXISTS_DONE}"
>}
>check_kernel_built () 
>{ 
>    if ! use kernel_linux; then
>        die "${FUNCNAME}() called on non-Linux system, please fix the ebuild";
>    fi;
>    require_configured_kernel;
>    local versionh_path;
>    if kernel_is -ge 3 7; then
>        versionh_path="include/generated/uapi/linux/version.h";
>    else
>        versionh_path="include/linux/version.h";
>    fi;
>    if [ ! -f "${KV_OUT_DIR}/${versionh_path}" ]; then
>        eerror "These sources have not yet been prepared.";
>        eerror "We cannot build against an unprepared tree.";
>        eerror "To resolve this, please type the following:";
>        eerror;
>        eerror "# cd ${KV_DIR}";
>        eerror "# make oldconfig";
>        eerror "# make modules_prepare";
>        eerror;
>        eerror "Then please try merging this module again.";
>        die "Kernel sources need compiling first";
>    fi
>}
>check_modules_supported () 
>{ 
>    if ! use kernel_linux; then
>        die "${FUNCNAME}() called on non-Linux system, please fix the ebuild";
>    fi;
>    require_configured_kernel;
>    if ! linux_chkconfig_builtin "MODULES"; then
>        eerror "These sources do not support loading external modules.";
>        eerror "to be able to use this module please enable \"Loadable modules support\"";
>        eerror "in your kernel, recompile and then try merging this module again.";
>        die "No support for external modules in ${KV_FULL} config";
>    fi
>}
>check_zlibinflate () 
>{ 
>    if ! use kernel_linux; then
>        die "${FUNCNAME}() called on non-Linux system, please fix the ebuild";
>    fi;
>    require_configured_kernel;
>    local INFLATE;
>    local DEFLATE;
>    einfo "Determining the usability of ZLIB_INFLATE support in your kernel";
>    ebegin "checking ZLIB_INFLATE";
>    linux_chkconfig_builtin CONFIG_ZLIB_INFLATE;
>    eend $? || die;
>    ebegin "checking ZLIB_DEFLATE";
>    linux_chkconfig_builtin CONFIG_ZLIB_DEFLATE;
>    eend $? || die;
>    local LINENO_START;
>    local LINENO_END;
>    local SYMBOLS;
>    local x;
>    LINENO_END="$(grep -n 'CONFIG_ZLIB_INFLATE y' ${KV_DIR}/lib/Config.in | cut -d : -f 1)";
>    LINENO_START="$(head -n $LINENO_END ${KV_DIR}/lib/Config.in | grep -n 'if \[' | tail -n 1 | cut -d : -f 1)";
>    (( LINENO_AMOUNT = $LINENO_END - $LINENO_START ));
>    (( LINENO_END = $LINENO_END - 1 ));
>    SYMBOLS="$(head -n $LINENO_END ${KV_DIR}/lib/Config.in | tail -n $LINENO_AMOUNT | sed -e 's/^.*$CONFIG_[^\" ]*$.*/\1/g;')";
>    for x in $SYMBOLS;
>    do
>        if [ "${!x}" = "y" ]; then
>            einfo "${x} ensures zlib is linked into your kernel - excellent";
>            return 0;
>        fi;
>    done;
>    eerror;
>    eerror "This kernel module requires ZLIB library support.";
>    eerror "You have enabled zlib support in your kernel, but haven't enabled";
>    eerror "enabled any option that will ensure that zlib is linked into your";
>    eerror "kernel.";
>    eerror;
>    eerror "Please ensure that you enable at least one of these options:";
>    eerror;
>    for x in $SYMBOLS;
>    do
>        eerror "  * $x";
>    done;
>    eerror;
>    eerror "Please remember to recompile and install your kernel, and reboot";
>    eerror "into your new kernel before attempting to load this kernel module.";
>    die "Kernel doesn't include zlib support"
>}
>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.$2' "$@"
>}
>config_rpath_update () 
>{ 
>    local dst src;
>    case ${EAPI} in 
>        5 | 6)
>            src="${EPREFIX}/usr/share/gettext/config.rpath"
>        ;;
>        *)
>            src="${BROOT}/usr/share/gettext/config.rpath"
>        ;;
>    esac;
>    [[ $# -eq 0 ]] && set -- $(find -name config.rpath);
>    [[ $# -eq 0 ]] && return 0;
>    einfo "Updating all config.rpath files";
>    for dst in "$@";
>    do
>        einfo "   ${dst}";
>        cp "${src}" "${dst}" || die;
>    done
>}
>eaclocal () 
>{ 
>    if [[ ${EAPI} != [56] ]]; then
>        if [[ ! -f "${T}"/aclocal/dirlist ]]; then
>            mkdir "${T}"/aclocal || die;
>            cat <<-EOF > "${T}"/aclocal/dirlist || 
>${BROOT}/usr/share/aclocal
>${ESYSROOT}/usr/share/aclocal
>EOF
> die;
>        fi
>        local system_acdir=" --system-acdir=${T}/aclocal";
>    else
>        local system_acdir="";
>    fi;
>    [[ ! -f aclocal.m4 || -n $(grep -e 'generated.*by aclocal' aclocal.m4) ]] && autotools_run_tool --at-m4flags aclocal "$@" $(eaclocal_amflags) ${system_acdir}
>}
>eaclocal_amflags () 
>{ 
>    local aclocal_opts amflags_file;
>    for amflags_file in GNUmakefile.am Makefile.am GNUmakefile.in Makefile.in;
>    do
>        [[ -e ${amflags_file} ]] || continue;
>        autotools_env_setup;
>        aclocal_opts=$(sed -n 			"/^ACLOCAL_AMFLAGS[[:space:]]*=/{ 			  # match the first line
>			  s:[^=]*=::p; 			  # then gobble up all escaped lines
>			  : nextline /\\\\$/{ n; p; b nextline; } 			}" ${amflags_file});
>        eval aclocal_opts=\""${aclocal_opts}"\";
>        break;
>    done;
>    echo ${aclocal_opts}
>}
>eapply () 
>{ 
>    local failed patch_cmd=patch;
>    local -x LC_COLLATE=POSIX;
>    type -P gpatch > /dev/null && patch_cmd=gpatch;
>    function _eapply_patch () 
>    { 
>        local f=${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
>}
>eautoconf () 
>{ 
>    if [[ ! -f configure.ac && ! -f configure.in ]]; then
>        echo;
>        eerror "No configure.{ac,in} present in '${PWD}'!";
>        echo;
>        die "No configure.{ac,in} present!";
>    fi;
>    if [[ ${WANT_AUTOCONF} != "2.1" && -e configure.in ]]; then
>        case ${EAPI} in 
>            5 | 6 | 7)
>                eqawarn "This package has a configure.in file which has long been deprecated.  Please";
>                eqawarn "update it to use configure.ac instead as newer versions of autotools will die";
>                eqawarn "when it finds this file.  See https://bugs.gentoo.org/426262 for details."
>            ;;
>            *)
>                eqawarn "Moving configure.in to configure.ac (bug #426262)";
>                mv configure.{in,ac} || die
>            ;;
>        esac;
>    fi;
>    local _gnuconfig=$(gnuconfig_findnewest);
>    cp "${_gnuconfig}"/config.{guess,sub} . || die;
>    autotools_run_tool --at-m4flags autoconf "$@"
>}
>eautoheader () 
>{ 
>    _at_uses_autoheader || return 0;
>    autotools_run_tool --at-no-fail --at-m4flags autoheader "$@"
>}
>eautomake () 
>{ 
>    local extra_opts=();
>    local makefile_name;
>    for makefile_name in {GNUmakefile,{M,m}akefile}.am "";
>    do
>        [[ -f ${makefile_name} ]] && break;
>    done;
>    function _automake_version () 
>    { 
>        autotools_run_tool --at-output automake --version 2> /dev/null | sed -n -e '1{s:.*(GNU automake) ::p;q}'
>    };
>    if [[ -z ${makefile_name} ]]; then
>        _at_uses_automake || return 0;
>    else
>        if [[ -z ${FROM_EAUTORECONF} && -f ${makefile_name%.am}.in ]]; then
>            local used_automake;
>            local installed_automake;
>            installed_automake=$(WANT_AUTOMAKE= _automake_version);
>            used_automake=$(head -n 1 < ${makefile_name%.am}.in | 			sed -e 's:.*by automake $.*$ from .*:\1:');
>            if [[ ${installed_automake} != ${used_automake} ]]; then
>                ewarn "Automake used for the package (${used_automake}) differs from" "the installed version (${installed_automake}).";
>                ewarn "Forcing a full rebuild of the autotools to workaround.";
>                eautoreconf;
>                return 0;
>            fi;
>        fi;
>    fi;
>    [[ -f INSTALL && -f AUTHORS && -f ChangeLog && -f NEWS && -f README ]] || extra_opts+=(--foreign);
>    case $(_automake_version) in 
>        1.4 | 1.4[.-]*)
>
>        ;;
>        *)
>            extra_opts+=(--force-missing)
>        ;;
>    esac;
>    autotools_run_tool automake --add-missing --copy "${extra_opts[@]}" "$@"
>}
>eautopoint () 
>{ 
>    autotools_run_tool autopoint "$@"
>}
>eautoreconf () 
>{ 
>    local x g;
>    if [[ -z ${AT_NO_RECURSIVE} ]]; then
>        for x in $(autotools_check_macro_val AC_CONFIG_SUBDIRS);
>        do
>            if [[ -d ${x} ]]; then
>                pushd "${x}" > /dev/null;
>                AT_NOELIBTOOLIZE="yes" eautoreconf || die;
>                popd > /dev/null;
>            fi;
>        done;
>    fi;
>    einfo "Running eautoreconf in '${PWD}' ...";
>    local m4dirs=$(autotools_check_macro_val AC_CONFIG_{AUX,MACRO}_DIR);
>    [[ -n ${m4dirs} ]] && mkdir -p ${m4dirs};
>    local i tools=(glibgettext false "autotools_run_tool glib-gettextize --copy --force" gettext false "autotools_run_tool --at-missing autopoint --force" intltool false "autotools_run_tool intltoolize --automake --copy --force" gtkdoc false "autotools_run_tool --at-missing gtkdocize --copy" gnomedoc false "autotools_run_tool --at-missing gnome-doc-prepare --copy --force" libtool false "_elibtoolize --auto-ltdl --install --copy --force");
>    for ((i = 0; i < ${#tools[@]}; i += 3 ))
>    do
>        if _at_uses_${tools[i]}; then
>            tools[i+1]=true;
>            ${tools[i+2]};
>        fi;
>    done;
>    local rerun_aclocal=false;
>    eaclocal;
>    for ((i = 0; i < ${#tools[@]}; i += 3 ))
>    do
>        if ! ${tools[i+1]} && _at_uses_${tools[i]}; then
>            ${tools[i+2]};
>            rerun_aclocal=true;
>        fi;
>    done;
>    ${rerun_aclocal} && eaclocal;
>    if [[ ${WANT_AUTOCONF} == "2.1" ]]; then
>        eautoconf;
>    else
>        eautoconf --force;
>    fi;
>    [[ ${AT_NOEAUTOHEADER} != "yes" ]] && eautoheader;
>    [[ ${AT_NOEAUTOMAKE} != "yes" ]] && FROM_EAUTORECONF="yes" eautomake ${AM_OPTS};
>    if [[ ${AT_NOELIBTOOLIZE} != "yes" ]]; then
>        elibtoolize --force "${PWD}";
>    fi;
>    return 0
>}
>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 ${HTML_DOCS};
>    fi )
>}
>elibtoolize () 
>{ 
>    type -P eltpatch &> /dev/null || die "eltpatch not found; is app-portage/elt-patches installed?";
>    ELT_LOGDIR=${T} LD=$(tc-getLD) eltpatch "${@}" || die "eltpatch failed"
>}
>filter-flags () 
>{ 
>    _filter-hardened "$@";
>    local v;
>    for v in $(all-flag-vars);
>    do
>        _filter-var ${v} "$@";
>    done;
>    return 0
>}
>filter-ldflags () 
>{ 
>    _filter-var LDFLAGS "$@";
>    return 0
>}
>filter-lfs-flags () 
>{ 
>    [[ $# -ne 0 ]] && die "filter-lfs-flags takes no arguments";
>    filter-flags -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_TIME_BITS=64
>}
>filter-lto () 
>{ 
>    [[ $# -ne 0 ]] && die "filter-lto takes no arguments";
>    filter-flags '-flto*' -fwhole-program-vtables '-fsanitize=cfi*'
>}
>filter-mfpmath () 
>{ 
>    local orig_mfpmath new_math prune_math;
>    orig_mfpmath=$(get-flag -mfpmath);
>    new_math=$(get-flag mfpmath);
>    new_math=${new_math/both/387,sse};
>    new_math=" ${new_math//[,+]/ } ";
>    prune_math="";
>    for prune_math in "$@";
>    do
>        new_math=${new_math/ ${prune_math} / };
>    done;
>    new_math=$(echo ${new_math});
>    new_math=${new_math// /,};
>    if [[ -z ${new_math} ]]; then
>        filter-flags ${orig_mfpmath};
>    else
>        replace-flags ${orig_mfpmath} -mfpmath=${new_math};
>    fi;
>    return 0
>}
>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-flag () 
>{ 
>    [[ $# -ne 1 ]] && die "usage: <flag>";
>    local f var findflag="$1";
>    for var in $(all-flag-vars);
>    do
>        for f in ${!var};
>        do
>            if [ "${f/${findflag}}" != "${f}" ]; then
>                printf "%s\n" "${f/-${findflag}=}";
>                return 0;
>            fi;
>        done;
>    done;
>    return 1
>}
>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_makefile_extract_function () 
>{ 
>    local a='' b='' mkfunc='getfilevar';
>    a="$(getfilevar VERSION ${KERNEL_MAKEFILE})";
>    b="$(getfilevar_noexec VERSION ${KERNEL_MAKEFILE})";
>    [[ "${a}" != "${b}" ]] && mkfunc='getfilevar_noexec';
>    echo "${mkfunc}"
>}
>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 "${1:-1}";
>    fi
>}
>get_running_version () 
>{ 
>    if ! use kernel_linux; then
>        die "${FUNCNAME}() called on non-Linux system, please fix the ebuild";
>    fi;
>    local kv=$(uname -r);
>    if [[ -f ${ROOT%/}/lib/modules/${kv}/source/Makefile ]]; then
>        KERNEL_DIR=$(readlink -f "${ROOT%/}/lib/modules/${kv}/source");
>        if [[ -f ${ROOT%/}/lib/modules/${kv}/build/Makefile ]]; then
>            KBUILD_OUTPUT=$(readlink -f "${ROOT%/}/lib/modules/${kv}/build");
>        fi;
>        get_version && return 0;
>    fi;
>    KV_FULL=${kv};
>    local kv_full=${KV_FULL//[-+_]*};
>    KV_MAJOR=$(ver_cut 1 ${kv_full});
>    KV_MINOR=$(ver_cut 2 ${kv_full});
>    KV_PATCH=$(ver_cut 3 ${kv_full});
>    KV_EXTRA="${KV_FULL#${KV_MAJOR}.${KV_MINOR}${KV_PATCH:+.${KV_PATCH}}}";
>    : ${KV_PATCH:=0};
>    return 0
>}
>get_udevdir () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    echo "$(_udev_get_udevdir)"
>}
>get_version () 
>{ 
>    if ! use kernel_linux; then
>        die "${FUNCNAME}() called on non-Linux system, please fix the ebuild";
>    fi;
>    local tmplocal;
>    [ -n "${KV_FULL}" ] && return 0;
>    unset KV_DIR;
>    [ -z "${get_version_warning_done}" ] && qeinfo "Determining the location of the kernel source code";
>    [ -d "${KERNEL_DIR}" ] && KV_DIR="${KERNEL_DIR}";
>    if [ -z "${KV_DIR}" ]; then
>        if [ -z "${get_version_warning_done}" ]; then
>            get_version_warning_done=1;
>            qewarn "Unable to find kernel sources at ${KERNEL_DIR}";
>            if [ "${KERNEL_DIR}" == "/usr/src/linux" ]; then
>                qeinfo "Please make sure that ${KERNEL_DIR} points at your running kernel, ";
>                qeinfo "(or the kernel you wish to build against).";
>                qeinfo "Alternatively, set the KERNEL_DIR environment variable to the kernel sources location";
>            else
>                qeinfo "Please ensure that the KERNEL_DIR environment variable points at full Linux sources of the kernel you wish to compile against.";
>            fi;
>        fi;
>        return 1;
>    fi;
>    if [ -z "${KBUILD_OUTPUT}" -a -L "${KERNEL_DIR}/source" ]; then
>        KBUILD_OUTPUT=${KERNEL_DIR};
>        KERNEL_DIR=$(readlink -f "${KERNEL_DIR}/source");
>        KV_DIR=${KERNEL_DIR};
>    fi;
>    if [ -z "${get_version_warning_done}" ]; then
>        qeinfo "Found kernel source directory:";
>        qeinfo "    ${KV_DIR}";
>    fi;
>    kernel_get_makefile;
>    if [[ ! -s ${KERNEL_MAKEFILE} ]]; then
>        if [ -z "${get_version_warning_done}" ]; then
>            get_version_warning_done=1;
>            qeerror "Could not find a Makefile in the kernel source directory.";
>            qeerror "Please ensure that ${KERNEL_DIR} points to a complete set of Linux sources";
>        fi;
>        return 1;
>    fi;
>    local OUTPUT_DIR=${KBUILD_OUTPUT};
>    if [[ -z ${OUTPUT_DIR} ]]; then
>        local mkfunc=$(get_makefile_extract_function "${KERNEL_MAKEFILE}");
>        OUTPUT_DIR=$(${mkfunc} KBUILD_OUTPUT "${KERNEL_MAKEFILE}");
>    fi;
>    KV_MAJOR=$(getfilevar VERSION "${KERNEL_MAKEFILE}");
>    KV_MINOR=$(getfilevar PATCHLEVEL "${KERNEL_MAKEFILE}");
>    KV_PATCH=$(getfilevar SUBLEVEL "${KERNEL_MAKEFILE}");
>    KV_EXTRA=$(getfilevar EXTRAVERSION "${KERNEL_MAKEFILE}");
>    if [ -z "${KV_MAJOR}" -o -z "${KV_MINOR}" -o -z "${KV_PATCH}" ]; then
>        if [ -z "${get_version_warning_done}" ]; then
>            get_version_warning_done=1;
>            qeerror "Could not detect kernel version.";
>            qeerror "Please ensure that ${KERNEL_DIR} points to a complete set of Linux sources.";
>        fi;
>        return 1;
>    fi;
>    [ -d "${OUTPUT_DIR}" ] && KV_OUT_DIR="${OUTPUT_DIR}";
>    if [ -n "${KV_OUT_DIR}" ]; then
>        qeinfo "Found kernel object directory:";
>        qeinfo "    ${KV_OUT_DIR}";
>    fi;
>    KV_OUT_DIR="${KV_OUT_DIR:-${KV_DIR}}";
>    if [ -s "${KV_OUT_DIR}"/include/config/kernel.release ]; then
>        KV_LOCAL=$(<"${KV_OUT_DIR}"/include/config/kernel.release);
>    else
>        if [ -s "${KV_OUT_DIR}"/.kernelrelease ]; then
>            KV_LOCAL=$(<"${KV_OUT_DIR}"/.kernelrelease);
>        else
>            KV_LOCAL=;
>        fi;
>    fi;
>    tmplocal=${KV_LOCAL#${KV_MAJOR}.${KV_MINOR}.${KV_PATCH}${KV_EXTRA}};
>    if [ "$KV_LOCAL" = "$tmplocal" ]; then
>        KV_LOCAL=;
>    else
>        KV_LOCAL=$tmplocal;
>    fi;
>    if [[ -z ${OUTPUT_DIR} ]]; then
>        for OUTPUT_DIR in "${SYSROOT}" "${ROOT%/}" "";
>        do
>            OUTPUT_DIR+="/lib/modules/${KV_MAJOR}.${KV_MINOR}.${KV_PATCH}${KV_EXTRA}${KV_LOCAL}/build";
>            if [[ -e ${OUTPUT_DIR} ]]; then
>                break;
>            fi;
>        done;
>    fi;
>    KV_FULL="${KV_MAJOR}.${KV_MINOR}.${KV_PATCH}${KV_EXTRA}${KV_LOCAL}";
>    qeinfo "Found sources for kernel version:";
>    qeinfo "    ${KV_FULL}";
>    return 0
>}
>getfilevar () 
>{ 
>    local ERROR basefname basedname myARCH="${ARCH}";
>    ERROR=0;
>    [ -z "${1}" ] && ERROR=1;
>    [ ! -f "${2}" ] && ERROR=1;
>    if [ "${ERROR}" = 1 ]; then
>        echo -e "\n";
>        eerror "getfilevar requires 2 variables, with the second a valid file.";
>        eerror "   getfilevar <VARIABLE> <CONFIGFILE>";
>    else
>        basefname="$(basename ${2})";
>        basedname="$(dirname ${2})";
>        unset ARCH;
>        [[ ${EAPI:-0} == [0123] ]] && function nonfatal () 
>        { 
>            "$@"
>        };
>        echo -e "e:\\n\\t@echo \$(${1})\\ninclude ${basefname}" | nonfatal emake -C "${basedname}" --no-print-directory M="${T}" dot-config=0 need-config= ${BUILD_FIXES} -s -f - 2> /dev/null;
>        ARCH=${myARCH};
>    fi
>}
>getfilevar_noexec () 
>{ 
>    local ERROR basefname basedname mycat myARCH="${ARCH}";
>    ERROR=0;
>    mycat='cat';
>    [ -z "${1}" ] && ERROR=1;
>    [ ! -f "${2}" ] && ERROR=1;
>    [ "${2%.gz}" != "${2}" ] && mycat='zcat';
>    if [ "${ERROR}" = 1 ]; then
>        echo -e "\n";
>        eerror "getfilevar_noexec requires 2 variables, with the second a valid file.";
>        eerror "   getfilevar_noexec <VARIABLE> <CONFIGFILE>";
>    else
>        ${mycat} "${2}" | sed -n -e "/^[[:space:]]*${1}[[:space:]]*:\\?=[[:space:]]*$.*$\$/{
>			s,^[^=]*[[:space:]]*=[[:space:]]*,,g ;
>			s,[[:space:]]*\$,,g ;
>			p
>		}";
>    fi
>}
>gnuconfig_do_update () 
>{ 
>    local configsubs_dir target targetlist file;
>    [[ $# -eq 0 ]] && die "do not call gnuconfig_do_update; use gnuconfig_update";
>    configsubs_dir=$(gnuconfig_findnewest);
>    einfo "Using GNU config files from ${configsubs_dir}";
>    for file in "$@";
>    do
>        if [[ ! -r ${configsubs_dir}/${file} ]]; then
>            eerror "Can't read ${configsubs_dir}/${file}, skipping..";
>            continue;
>        fi;
>        targetlist=$(find "${startdir}" -name "${file}");
>        if [[ -n ${targetlist} ]]; then
>            for target in ${targetlist};
>            do
>                [[ -L ${target} ]] && rm -f "${target}";
>                ebegin "  Updating ${target/$startdir\//}";
>                cp -f "${configsubs_dir}/${file}" "${target}";
>                eend $? || die;
>            done;
>        else
>            ewarn "  No ${file} found in ${startdir}, skipping ...";
>        fi;
>    done;
>    return 0
>}
>gnuconfig_findnewest () 
>{ 
>    local locations=();
>    local prefix;
>    case ${EAPI} in 
>        5 | 6)
>            prefix="${EPREFIX}"
>        ;;
>        *)
>            prefix="${BROOT}"
>        ;;
>    esac;
>    locations+=("${prefix}"/usr/share/misc/config.sub "${prefix}"/usr/share/gnuconfig/config.sub "${prefix}"/usr/share/automake*/config.sub "${prefix}"/usr/share/libtool/config.sub);
>    grep -s '^timestamp' "${locations[@]}" | sort -r -n -t\' -k2 | sed -n '1{s,/config.sub:.*$,,;p;q}'
>}
>gnuconfig_update () 
>{ 
>    local startdir;
>    if [[ $1 == /* ]]; then
>        startdir=$1;
>        shift;
>    else
>        startdir=${S};
>    fi;
>    if [[ $# -gt 0 ]]; then
>        gnuconfig_do_update "$@";
>    else
>        gnuconfig_do_update config.sub config.guess;
>    fi;
>    return $?
>}
>has_multilib_profile () 
>{ 
>    [ -n "${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}" "${liuse[@]#[+-]}"
>}
>is-flag () 
>{ 
>    is-flagq "$@" && echo true
>}
>is-flagq () 
>{ 
>    [[ -n $2 ]] && die "Usage: is-flag <flag>";
>    local var;
>    for var in $(all-flag-vars);
>    do
>        _is_flagq ${var} "$1" && return 0;
>    done;
>    return 1
>}
>is-ldflag () 
>{ 
>    is-ldflagq "$@" && echo true
>}
>is-ldflagq () 
>{ 
>    [[ -n $2 ]] && die "Usage: is-ldflag <flag>";
>    _is_flagq LDFLAGS $1
>}
>is_final_abi () 
>{ 
>    has_multilib_profile || return 0;
>    set -- $(get_install_abis);
>    local LAST_ABI=$#;
>    [[ ${!LAST_ABI} == ${ABI} ]]
>}
>kernel_get_makefile () 
>{ 
>    [[ -s ${KV_DIR}/GNUMakefile ]] && KERNEL_MAKEFILE="${KV_DIR}/GNUMakefile" && return;
>    [[ -s ${KV_DIR}/makefile ]] && KERNEL_MAKEFILE="${KV_DIR}/makefile" && return;
>    [[ -s ${KV_DIR}/Makefile ]] && KERNEL_MAKEFILE="${KV_DIR}/Makefile" && return
>}
>kernel_is () 
>{ 
>    if ! use kernel_linux; then
>        die "${FUNCNAME}() called on non-Linux system, please fix the ebuild";
>    fi;
>    linux-info_get_any_version;
>    local operator;
>    case ${1#-} in 
>        lt)
>            operator="-lt";
>            shift
>        ;;
>        gt)
>            operator="-gt";
>            shift
>        ;;
>        le)
>            operator="-le";
>            shift
>        ;;
>        ge)
>            operator="-ge";
>            shift
>        ;;
>        eq)
>            operator="-eq";
>            shift
>        ;;
>        *)
>            operator="-eq"
>        ;;
>    esac;
>    [[ $# -gt 3 ]] && die "Error in kernel-2_kernel_is(): too many parameters";
>    ver_test "${KV_MAJOR:-0}.${KV_MINOR:-0}.${KV_PATCH:-0}" "${operator}" "${1:-${KV_MAJOR:-0}}.${2:-${KV_MINOR:-0}}.${3:-${KV_PATCH:-0}}"
>}
>linux-info_get_any_version () 
>{ 
>    if ! use kernel_linux; then
>        die "${FUNCNAME}() called on non-Linux system, please fix the ebuild";
>    fi;
>    if ! get_version; then
>        ewarn "Unable to calculate Linux Kernel version for build, attempting to use running version";
>        if ! get_running_version; then
>            die "Unable to determine any Linux Kernel version, please report a bug";
>        fi;
>    fi
>}
>linux-info_pkg_setup () 
>{ 
>    use kernel_linux || return;
>    linux-info_get_any_version;
>    [ -n "${CONFIG_CHECK}" ] && check_extra_config
>}
>linux_chkconfig_builtin () 
>{ 
>    linux_config_qa_check linux_chkconfig_builtin;
>    [[ $(getfilevar_noexec "CONFIG_$1" "$(linux_config_path)") == y ]]
>}
>linux_chkconfig_module () 
>{ 
>    linux_config_qa_check linux_chkconfig_module;
>    [[ $(getfilevar_noexec "CONFIG_$1" "$(linux_config_path)") == m ]]
>}
>linux_chkconfig_present () 
>{ 
>    linux_config_qa_check linux_chkconfig_present;
>    [[ $(getfilevar_noexec "CONFIG_$1" "$(linux_config_path)") == [my] ]]
>}
>linux_chkconfig_string () 
>{ 
>    linux_config_qa_check linux_chkconfig_string;
>    getfilevar_noexec "CONFIG_$1" "$(linux_config_path)"
>}
>linux_config_bin_exists () 
>{ 
>    export _LINUX_CONFIG_EXISTS_DONE=1;
>    use kernel_linux && [[ -s /proc/config.gz ]]
>}
>linux_config_exists () 
>{ 
>    linux_config_src_exists || linux_config_bin_exists
>}
>linux_config_path () 
>{ 
>    if linux_config_src_exists; then
>        echo "${KV_OUT_DIR}/.config";
>    else
>        if linux_config_bin_exists; then
>            echo "/proc/config.gz";
>        else
>            return 1;
>        fi;
>    fi
>}
>linux_config_qa_check () 
>{ 
>    local f="$1";
>    if [ -z "${_LINUX_CONFIG_EXISTS_DONE}" ]; then
>        ewarn "QA: You called $f before any linux_config_exists!";
>        ewarn "QA: The return value of $f will NOT guaranteed later!";
>    fi;
>    if ! use kernel_linux; then
>        die "$f called on non-Linux system, please fix the ebuild";
>    fi
>}
>linux_config_src_exists () 
>{ 
>    export _LINUX_CONFIG_EXISTS_DONE=1;
>    use kernel_linux && [[ -n ${KV_OUT_DIR} && -s ${KV_OUT_DIR}/.config ]]
>}
>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:-$(( $(get_nproc) + 1 ))}: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}}
>}
>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
>}
>no-as-needed () 
>{ 
>    [[ $# -ne 0 ]] && die "no-as-needed takes no arguments";
>    case $($(tc-getLD) -v 2>&1 </dev/null) in 
>        *GNU*)
>            echo "-Wl,--no-as-needed"
>        ;;
>    esac
>}
>number_abis () 
>{ 
>    set -- `get_install_abis`;
>    echo $#
>}
>perl-module_pkg_postinst () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    if [[ ${CATEGORY} != perl-core ]]; then
>        eerror "perl-module.eclass: You are calling perl-module_pkg_postinst outside the perl-core category.";
>        die "   This does not do anything; the call can be removed.";
>    fi;
>    perl_link_duallife_scripts
>}
>perl-module_pkg_postrm () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    if [[ ${CATEGORY} != perl-core ]]; then
>        eerror "perl-module.eclass: You are calling perl-module_pkg_postrm outside the perl-core category.";
>        die "   This does not do anything; the call can be removed.";
>    fi;
>    perl_link_duallife_scripts
>}
>perl-module_src_compile () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    perl_set_version;
>    case ${EAPI} in 
>        5 | 6 | 7)
>            if [[ $(declare -p mymake 2>&-) != "declare -a mymake="* ]]; then
>                local mymake_local=(${mymake});
>            else
>                local mymake_local=("${mymake[@]}");
>            fi
>        ;;
>        *)
>            local mymake_local=("${DIST_MAKE[@]}")
>        ;;
>    esac;
>    if [[ -f Build ]]; then
>        ./Build build || die "Compilation failed";
>    else
>        if [[ -f Makefile ]]; then
>            set -- OTHERLDFLAGS="${LDFLAGS}" "${mymake_local[@]}";
>            einfo "emake" "$@";
>            emake "$@" || die "Compilation failed";
>        fi;
>    fi
>}
>perl-module_src_configure () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    if [[ ${EAPI:-0} == 5 && ${SRC_PREP} == yes ]]; then
>        return 0;
>    fi;
>    SRC_PREP="yes";
>    perl_check_env;
>    perl_set_version;
>    [[ -z ${pm_echovar} ]] && export PERL_MM_USE_DEFAULT=1;
>    export PERL_EXTUTILS_AUTOINSTALL="--skipdeps";
>    if [[ $(declare -p myconf 2>&-) != "declare -a myconf="* ]]; then
>        local myconf_local=(${myconf});
>    else
>        local myconf_local=("${myconf[@]}");
>    fi;
>    if [[ ( ${PREFER_BUILDPL} == yes || ! -f Makefile.PL ) && -f Build.PL ]]; then
>        case ${EAPI:-0} in 
>            5 | 6)
>                if grep -q '$use\|require$\s*Module::Build::Tiny' Build.PL; then
>                    einfo "Using Module::Build::Tiny";
>                    if [[ ${DEPEND} != *dev-perl/Module-Build-Tiny* && ${PN} != Module-Build-Tiny ]]; then
>                        eerror "QA Notice: The ebuild uses Module::Build::Tiny but doesn't depend on it.";
>                        die " Add dev-perl/Module-Build-Tiny to DEPEND!";
>                    fi;
>                else
>                    einfo "Using Module::Build";
>                    if [[ ${DEPEND} != *virtual/perl-Module-Build* && ${DEPEND} != *dev-perl/Module-Build* && ${PN} != Module-Build ]]; then
>                        eerror "QA Notice: The ebuild uses Module::Build but doesn't depend on it.";
>                        die " Add dev-perl/Module-Build to DEPEND!";
>                    fi;
>                fi
>            ;;
>            *)
>                if grep -q '$use\|require$\s*Module::Build::Tiny' Build.PL; then
>                    einfo "Using Module::Build::Tiny";
>                    if [[ ${BDEPEND} != *dev-perl/Module-Build-Tiny* && ${PN} != Module-Build-Tiny ]]; then
>                        eerror "QA Notice: The ebuild uses Module::Build::Tiny but doesn't depend on it.";
>                        eerror " Add dev-perl/Module-Build-Tiny to BDEPEND!";
>                    fi;
>                else
>                    einfo "Using Module::Build";
>                    if [[ ${BDEPEND} != *virtual/perl-Module-Build* && ${BDEPEND} != *dev-perl/Module-Build* && ${PN} != Module-Build ]]; then
>                        eerror "QA Notice: The ebuild uses Module::Build but doesn't depend on it.";
>                        eerror " Add dev-perl/Module-Build to BDEPEND!";
>                    fi;
>                fi
>            ;;
>        esac;
>        set -- --installdirs=vendor --libdoc= --destdir="${D}" --create_packlist=1 "${myconf_local[@]}";
>        einfo "perl Build.PL" "$@";
>        perl Build.PL "$@" <<< "${pm_echovar}" || die "Unable to build!";
>    else
>        if [[ -f Makefile.PL ]]; then
>            einfo "Using ExtUtils::MakeMaker";
>            set -- PREFIX=${EPREFIX}/usr INSTALLDIRS=vendor INSTALLMAN3DIR='none' DESTDIR="${D}" "${myconf_local[@]}";
>            einfo "perl Makefile.PL" "$@";
>            perl Makefile.PL "$@" <<< "${pm_echovar}" || die "Unable to build!";
>        fi;
>    fi;
>    if [[ ! -f Build.PL && ! -f Makefile.PL ]]; then
>        einfo "No Make or Build file detected...";
>        return;
>    fi
>}
>perl-module_src_install () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    perl_set_version;
>    local f;
>    if [[ -f Build ]]; then
>        mytargets="${mytargets:-install}";
>        mbparams="${mbparams:---pure}";
>        einfo "./Build ${mytargets} ${mbparams}";
>        ./Build ${mytargets} ${mbparams} || die "./Build ${mytargets} ${mbparams} failed";
>    else
>        if [[ -f Makefile ]]; then
>            case "${CATEGORY}" in 
>                dev-perl | perl-core)
>                    mytargets="pure_install"
>                ;;
>                *)
>                    mytargets="install"
>                ;;
>            esac;
>            if [[ $(declare -p myinst 2>&-) != "declare -a myinst="* ]]; then
>                local myinst_local=(${myinst});
>            else
>                local myinst_local=("${myinst[@]}");
>            fi;
>            emake "${myinst_local[@]}" ${mytargets} || die "emake ${myinst_local[@]} ${mytargets} failed";
>        fi;
>    fi;
>    case ${EAPI} in 
>        5 | 6 | 7)
>
>        ;;
>        *)
>            perl_fix_permissions
>        ;;
>    esac;
>    perl_delete_module_manpages;
>    perl_delete_localpod;
>    if [[ ${EAPI} == 5 ]]; then
>        perl_delete_packlist;
>    else
>        perl_fix_packlist;
>        perl_delete_emptybsdir;
>    fi;
>    perl_remove_temppath;
>    for f in Change* CHANGES README* TODO FAQ ${mydoc};
>    do
>        [[ -s ${f} ]] && dodoc ${f};
>    done;
>    if [[ ${EAPI} != 5 ]]; then
>        if in_iuse examples && use examples; then
>            [[ ${#DIST_EXAMPLES[@]} -eq 0 ]] || perl_doexamples "${DIST_EXAMPLES[@]}";
>        fi;
>    fi;
>    perl_link_duallife_scripts;
>    case ${EAPI} in 
>        5 | 6 | 7)
>
>        ;;
>        *)
>            if has 'features' ${DIST_WIKI}; then
>                DISABLE_AUTOFORMATTING=yes;
>                DOC_CONTENTS="This package may require additional dependencies and/or preparation steps for\n";
>                DOC_CONTENTS+="some optional features. For details, see\n";
>                DOC_CONTENTS+="$(perl_get_wikiurl_features)";
>                einfo;
>                readme.gentoo_create_doc;
>                readme.gentoo_print_elog;
>            fi
>        ;;
>    esac
>}
>perl-module_src_prepare () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    if [[ ${EAPI:-0} == 5 ]]; then
>        [[ -n ${PATCHES[@]} ]] && epatch "${PATCHES[@]}";
>        debug-print "$FUNCNAME: applying user patches";
>        epatch_user;
>    else
>        default;
>    fi;
>    if [[ -n ${PERL_RM_FILES[@]} ]]; then
>        debug-print "$FUNCNAME: stripping unneeded files";
>        perl_rm_files "${PERL_RM_FILES[@]}";
>    fi;
>    perl_fix_osx_extra
>}
>perl-module_src_test () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    local my_test_control;
>    local my_test_verbose;
>    if [[ ${EAPI} == 5 ]]; then
>        my_test_control=${SRC_TEST};
>        my_test_verbose=${TEST_VERBOSE:-0};
>        if has 'do' ${my_test_control} || has 'parallel' ${my_test_control}; then
>            if has "${my_test_verbose}" 0 && has 'parallel' ${my_test_control}; then
>                export HARNESS_OPTIONS=j$(makeopts_jobs);
>                einfo "Test::Harness Jobs=$(makeopts_jobs)";
>            fi;
>        else
>            einfo Skipping tests due to SRC_TEST=${SRC_TEST};
>            return 0;
>        fi;
>    else
>        [[ -n "${DIST_TEST_OVERRIDE}" ]] && ewarn DIST_TEST_OVERRIDE is set to ${DIST_TEST_OVERRIDE};
>        my_test_control=${DIST_TEST_OVERRIDE:-${DIST_TEST:-do parallel}};
>        if ! has 'do' ${my_test_control} && ! has 'parallel' ${my_test_control}; then
>            einfo Skipping tests due to DIST_TEST=${my_test_control};
>            return 0;
>        fi;
>        if has verbose ${my_test_control}; then
>            my_test_verbose=1;
>        else
>            my_test_verbose=0;
>        fi;
>        if has parallel ${my_test_control}; then
>            export HARNESS_OPTIONS=j$(makeopts_jobs);
>            einfo "Test::Harness Jobs=$(makeopts_jobs)";
>        fi;
>        if ! has network ${my_test_control}; then
>            export NO_NETWORK_TESTING=1;
>        fi;
>    fi;
>    case ${EAPI} in 
>        5 | 6 | 7)
>
>        ;;
>        *)
>            if has 'tests' ${DIST_WIKI}; then
>                ewarn "This package may require additional dependencies and/or preparation steps for";
>                ewarn "comprehensive testing. For details, see:";
>                ewarn "$(perl_get_wikiurl_tests)";
>            fi
>        ;;
>    esac;
>    perl_set_version;
>    if [[ -f Build ]]; then
>        ./Build test verbose=${my_test_verbose} || die "test failed";
>    else
>        if [[ -f Makefile ]]; then
>            emake test TEST_VERBOSE=${my_test_verbose} || die "test failed";
>        fi;
>    fi
>}
>perl-module_src_unpack () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    [[ ${EAPI:-0} == 5 ]] || die "perl-module_src_unpack is banned in EAPI=6 or later";
>    unpacker_src_unpack
>}
>perl_check_env () 
>{ 
>    local errored value;
>    for i in PERL_MM_OPT PERL5LIB PERL5OPT PERL_MB_OPT PERL_CORE PERLPREFIX;
>    do
>        [ -v $i ] || continue;
>        if [ ${errored:-0} == 0 ]; then
>            if [ -n "${I_KNOW_WHAT_I_AM_DOING}" ]; then
>                elog "perl-module.eclass: Suspicious environment values found.";
>            else
>                eerror "perl-module.eclass: Suspicious environment values found.";
>            fi;
>        fi;
>        errored=1;
>        value=${!i};
>        if [ -n "${I_KNOW_WHAT_I_AM_DOING}" ]; then
>            elog "    $i=\"$value\"";
>        else
>            eerror "    $i=\"$value\"";
>        fi;
>    done;
>    [ ${errored:-0} == 0 ] && return;
>    if [ -n "${I_KNOW_WHAT_I_AM_DOING}" ]; then
>        elog "Continuing anyway, seems you know what you're doing.";
>        return;
>    fi;
>    eerror "Your environment settings may lead to undefined behavior and/or build failures.";
>    die "Please fix your environment ( ~/.bashrc, package.env, ... ), see above for details."
>}
>perl_delete_emptybsdir () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    perl_set_version;
>    if [[ -d ${D}/${VENDOR_ARCH} ]]; then
>        find "${D}/${VENDOR_ARCH}" -type f -a -name '*.bs' -a -empty -delete;
>        find "${D}" -depth -mindepth 1 -type d -empty -delete;
>    fi
>}
>perl_delete_localpod () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    find "${D}" -type f -name perllocal.pod -delete;
>    find "${D}" -depth -mindepth 1 -type d -empty -delete
>}
>perl_delete_module_manpages () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    if [[ -d "${ED}"/usr/share/man ]]; then
>        find "${ED}"/usr/share/man -type f -name "*.3pm" -delete;
>        find "${ED}"/usr/share/man -depth -type d -empty -delete;
>    fi
>}
>perl_delete_packlist () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    perl_set_version;
>    if [[ -d ${D}/${VENDOR_ARCH} ]]; then
>        find "${D}/${VENDOR_ARCH}" -type f -a -name .packlist -delete;
>        perl_delete_emptybsdir;
>    fi
>}
>perl_doexamples () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    einfo "Installing examples into /usr/share/doc/${PF}/examples";
>    docompress -x /usr/share/doc/${PF}/examples;
>    docinto examples/;
>    dodoc -r $@
>}
>perl_domodule () 
>{ 
>    local target_prefix="";
>    local files=();
>    local doins_opts=();
>    local recursive="false";
>    local target;
>    local file;
>    while [[ $# -gt 0 ]]; do
>        case $1 in 
>            -C | --target-prefix)
>                [[ -z "${2}" || "${2:0:1}" == "-" ]] && die "${FUNCNAME}: -C|--target-prefix expects an argument, got \"$2\"!";
>                target_prefix="${2}";
>                shift 2
>            ;;
>            -r)
>                recursive="true";
>                shift
>            ;;
>            *)
>                [[ -z "${1}" || "${1:0:1}" == "-" ]] && die "${FUNCNAME}: Unknown argument \"${1}\"!";
>                files+=("${1}");
>                shift 1
>            ;;
>        esac;
>    done;
>    if [[ "true" == $recursive ]]; then
>        doins_opts+=("-r");
>    fi;
>    for file in "${files[@]}";
>    do
>        [[ -e "${file}" ]] || die "$FUNCNAME: Argument \"${file}\" is not an existing file";
>        [[ "false" == ${recursive} && -d "${file}" ]] && die "$FUNCNAME: Argument \"${file}\" is a directory ( needs -r parameter )";
>    done;
>    target="$(perl_get_vendorlib)";
>    [[ -z "${target_prefix}" ]] || target="${target%/}/${target_prefix#/}";
>    insinto "/${target#/}";
>    doins "${doins_opts[@]}" "${files[@]}"
>}
>perl_fix_osx_extra () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    local f;
>    find "${S}" -type f -name "._*" -print0 | while read -rd '' f; do
>        einfo "Removing AppleDouble encoded Macintosh file: ${f#${S}/}";
>        rm -f "${f}";
>        f=${f#${S}/};
>        grep -q "${f}" "${S}"/MANIFEST && elog "AppleDouble encoded Macintosh file in MANIFEST: ${f#${S}/}";
>    done
>}
>perl_fix_packlist () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    local packlist_temp="${T}/.gentoo_packlist_temp";
>    find "${D}" -type f -name '.packlist' -print0 | while read -rd '' f; do
>        if file "${f}" | grep -q -i " text"; then
>            einfo "Fixing packlist file /${f#${D}}";
>            sed -i -e "s:${D%/}/:/:g" "${f}";
>            sort -u "${f}" > "${packlist_temp}";
>            mv "${packlist_temp}" "${f}";
>            cat "${f}" | while read -r entry; do
>                if [ ! -e "${D}/${entry}" ]; then
>                    einfo "Pruning surplus packlist entry ${entry}";
>                    grep -v -x -F "${entry}" "${f}" > "${packlist_temp}";
>                    mv "${packlist_temp}" "${f}";
>                fi;
>            done;
>        fi;
>    done
>}
>perl_fix_permissions () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    perl_set_version;
>    einfo Fixing installed file permissions;
>    fperms -R u+w /
>}
>perl_get_module_version () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    [[ $# -gt 0 ]] || die "${FUNCNAME}: No module name provided";
>    [[ $# -lt 2 ]] || die "${FUNCNAME}: Too many parameters ($#)";
>    if ! perl_has_module "$@"; then
>        echo "(Not Installed)";
>        return 1;
>    fi;
>    perl -we 'my $mn = $ARGV[0];
>		$mn =~ s{(::|\x{27})}{/}g;
>		local $@;
>		eval { require qq[${mn}.pm]; 1 } or do {
>			print q[(Compilation failed in require)];
>			exit 1;
>		};
>		my $stash = \%{ $ARGV[0] . q[::] };
>		if ( not exists $stash->{VERSION} ) {
>			print q[(No VERSION property)];
>			exit 0;
>		}
>		if ( not defined ${$stash->{VERSION}} ) {
>			print q[(undef)];
>			exit 0;
>		}
>		print ${$stash->{VERSION}};
>		exit 0; ' "$@"
>}
>perl_get_raw_vendorlib () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    [[ $# -lt 1 ]] || die "${FUNCNAME}: Too many parameters ($#)";
>    perl -MConfig -e'exists $Config{$ARGV[0]} || die qq{No such Config key "$ARGV[0]"};
>		   print $Config{$ARGV[0]};
>		   exit 0' -- "installvendorlib" || die "Can't extract installvendorlib from Perl Configuration"
>}
>perl_get_vendorlib () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    [[ $# -lt 1 ]] || die "${FUNCNAME}: Too many parameters ($#)";
>    perl -M5.014 -MConfig -e'exists $Config{$ARGV[0]} || die qq{No such Config key "$ARGV[0]"};
>		   print $Config{$ARGV[0]} =~ s{\A\Q$ARGV[1]\E}{}r;
>		   exit 0' -- "installvendorlib" "$EPREFIX" || die "Can't extract installvendorlib from Perl Configuration"
>}
>perl_get_wikiurl () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    if [[ -z "${1}" ]]; then
>        echo "https://wiki.gentoo.org/wiki/Project:Perl/maint-notes/${CATEGORY}/${PN}";
>    else
>        echo "https://wiki.gentoo.org/wiki/Project:Perl/maint-notes/${CATEGORY}/${PN}#${1}";
>    fi
>}
>perl_get_wikiurl_features () 
>{ 
>    perl_get_wikiurl Optional_Features
>}
>perl_get_wikiurl_tests () 
>{ 
>    perl_get_wikiurl Testing
>}
>perl_has_module () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    [[ $# -gt 0 ]] || die "${FUNCNAME}: No module name provided";
>    [[ $# -lt 2 ]] || die "${FUNCNAME}: Too many parameters ($#)";
>    perl -we 'my $mn = $ARGV[0];
>		$mn =~ s{(::|\x{27})}{/}g;
>		for(@INC){
>			next if ref $_;
>			exit 0 if -r $_ . q[/] . $mn . q[.pm]
>		}
>		exit 1' "$@"
>}
>perl_has_module_version () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    [[ $# -gt 0 ]] || die "${FUNCNAME}: No module name provided";
>    [[ $# -gt 1 ]] || die "${FUNCNAME}: No module version provided";
>    [[ $# -lt 3 ]] || die "${FUNCNAME}: Too many parameters ($#)";
>    perl -we 'my $mn = $ARGV[0];
>		$mn =~ s{(::|\x{27})}{/}g;
>		exit ( eval {
>			require qq[${mn}.pm];
>			$ARGV[0]->VERSION($ARGV[1]);
>			1
>		} ? 0 : 1 )' "$@"
>}
>perl_link_duallife_scripts () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    if [[ ${CATEGORY} != perl-core ]] || ! has_version ">=dev-lang/perl-5.8.8-r8"; then
>        return 0;
>    fi;
>    local i ff;
>    if has "${EBUILD_PHASE:-none}" "postinst" "postrm"; then
>        for i in "${DUALLIFESCRIPTS[@]}";
>        do
>            alternatives_auto_makesym "/${i}" "/${i}-[0-9]*";
>        done;
>        for i in "${DUALLIFEMAN[@]}";
>        do
>            ff=`echo "${EROOT}"/${i%.1}-${PV}-${P}.1*`;
>            ff=${ff##*.1};
>            alternatives_auto_makesym "/${i}${ff}" "/${i%.1}-[0-9]*";
>        done;
>    else
>        pushd "${ED}" > /dev/null;
>        for i in $(find usr/bin -maxdepth 1 -type f 2>/dev/null);
>        do
>            mv ${i}{,-${PV}-${P}} || die;
>            DUALLIFESCRIPTS[${#DUALLIFESCRIPTS[*]}]=${i};
>        done;
>        for i in $(find usr/share/man/man1 -maxdepth 1 -type f 2>/dev/null);
>        do
>            mv ${i} ${i%.1}-${PV}-${P}.1 || die;
>            DUALLIFEMAN[${#DUALLIFEMAN[*]}]=${i};
>        done;
>        popd > /dev/null;
>    fi
>}
>perl_remove_temppath () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    find "${D}" -type f -not -name '*.so' -print0 | while read -rd '' f; do
>        if file "${f}" | grep -q -i " text"; then
>            grep -q "${D}" "${f}" && ewarn "QA: File contains a temporary path ${f}";
>            sed -i -e "s:${D%/}/:/:g" "${f}";
>        fi;
>    done
>}
>perl_rm_files () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    local skipfile="${T}/.gentoo_makefile_skip";
>    local manifile="${S}/MANIFEST";
>    local manitemp="${T}/.gentoo_manifest_temp";
>    oldifs="$IFS";
>    IFS="\n";
>    for filename in "$@";
>    do
>        einfo "Removing un-needed ${filename}";
>        rm -f "${S}/${filename}";
>        [[ -e "${manifile}" ]] && echo "${filename}" >> "${skipfile}";
>    done;
>    if [[ -e "${manifile}" && -e "${skipfile}" ]]; then
>        einfo "Fixing Manifest";
>        grep -v -F -f "${skipfile}" "${manifile}" > "${manitemp}";
>        mv -f -- "${manitemp}" "${manifile}";
>        rm -- "${skipfile}";
>    fi;
>    IFS="$oldifs"
>}
>perl_set_version () 
>{ 
>    debug-print-function $FUNCNAME "$@";
>    debug-print "$FUNCNAME: perlinfo_done=${perlinfo_done}";
>    ${perlinfo_done} && return 0;
>    perlinfo_done=true;
>    local f version install{{site,vendor}{arch,lib},archlib};
>    eval "$(perl -V:{version,install{{site,vendor}{arch,lib},archlib}} )";
>    PERL_VERSION=${version};
>    SITE_ARCH=${installsitearch};
>    SITE_LIB=${installsitelib};
>    ARCH_LIB=${installarchlib};
>    VENDOR_LIB=${installvendorlib};
>    VENDOR_ARCH=${installvendorarch}
>}
>pkg_nofetch () 
>{ 
>    default
>}
>pkg_postinst () 
>{ 
>    udev_reload;
>    elog "To use g15daemon, you need to add g15daemon to the default runlevel.";
>    elog "This can be done with:";
>    elog "# /sbin/rc-update add g15daemon default";
>    elog "You can edit some g15daemon options at /etc/conf.d/g15daemon";
>    elog "";
>    elog "To have all new keys working in X11, you'll need create a ";
>    elog "specific xmodmap in your home directory or edit the existent one.";
>    elog "";
>    elog "Create the xmodmap:";
>    elog "cp /usr/share/g15daemon/contrib/xmodmaprc ~/.Xmodmap";
>    elog "";
>    elog "Adding keycodes to an existing xmodmap:";
>    elog "cat /usr/share/g15daemon/contrib/xmodmaprc >> ~/.Xmodmap"
>}
>pkg_setup () 
>{ 
>    export CC="$(tc-getCC)";
>    linux-info_pkg_setup;
>    uinput_check
>}
>qeerror () 
>{ 
>    qout eerror "${@}"
>}
>qeinfo () 
>{ 
>    qout einfo "${@}"
>}
>qewarn () 
>{ 
>    qout ewarn "${@}"
>}
>qout () 
>{ 
>    local outputmsg type;
>    type=${1};
>    shift;
>    outputmsg="${@}";
>    case "${EBUILD_PHASE}" in 
>        depend)
>            unset outputmsg
>        ;;
>        clean)
>            unset outputmsg
>        ;;
>        preinst)
>            unset outputmsg
>        ;;
>    esac;
>    [ -n "${outputmsg}" ] && ${type} "${outputmsg}"
>}
>raw-ldflags () 
>{ 
>    local x input="$@";
>    [[ -z ${input} ]] && input=${LDFLAGS};
>    set --;
>    for x in ${input};
>    do
>        case ${x} in 
>            -Wl,*)
>                x=${x#-Wl,};
>                set -- "$@" ${x//,/ }
>            ;;
>            *)
>
>            ;;
>        esac;
>    done;
>    echo "$@"
>}
>readme.gentoo_create_doc () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    if [[ -n "${DOC_CONTENTS}" ]]; then
>        if [[ -n "${DISABLE_AUTOFORMATTING}" ]]; then
>            echo "${DOC_CONTENTS}" > "${T}"/README.gentoo || die;
>        else
>            local saved_flags=$-;
>            set -f;
>            echo -e ${DOC_CONTENTS} | fold -s -w 70 | sed 's/[[:space:]]*$//' > "${T}"/README.gentoo;
>            assert;
>            set +f -${saved_flags};
>        fi;
>    else
>        if [[ -f "${FILESDIR}/README.gentoo-${SLOT%/*}" ]]; then
>            cp "${FILESDIR}/README.gentoo-${SLOT%/*}" "${T}"/README.gentoo || die;
>        else
>            if [[ -f "${FILESDIR}/README.gentoo${README_GENTOO_SUFFIX}" ]]; then
>                cp "${FILESDIR}/README.gentoo${README_GENTOO_SUFFIX}" "${T}"/README.gentoo || die;
>            else
>                die "You are not specifying README.gentoo contents!";
>            fi;
>        fi;
>    fi;
>    ( docinto .;
>    dodoc "${T}"/README.gentoo ) || die;
>    README_GENTOO_DOC_VALUE=$(< "${T}/README.gentoo")
>}
>readme.gentoo_print_elog () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    if [[ -z "${README_GENTOO_DOC_VALUE}" ]]; then
>        die "readme.gentoo_print_elog invoked without matching readme.gentoo_create_doc call!";
>    else
>        if ! [[ -n "${REPLACING_VERSIONS}" ]] || [[ -n "${FORCE_PRINT_ELOG}" ]]; then
>            echo -e "${README_GENTOO_DOC_VALUE}" | while read -r ELINE; do
>                elog "${ELINE}";
>            done;
>            elog "";
>            elog "(Note: Above message is only printed the first time package is";
>            elog "installed. Please look at ${EPREFIX}/usr/share/doc/${PF}/README.gentoo*";
>            elog "for future reference)";
>        fi;
>    fi
>}
>replace-cpu-flags () 
>{ 
>    local newcpu="$#";
>    newcpu="${!newcpu}";
>    while [ $# -gt 1 ]; do
>        replace-flags "-march=${1}" "-march=${newcpu}";
>        replace-flags "-mcpu=${1}" "-mcpu=${newcpu}";
>        replace-flags "-mtune=${1}" "-mtune=${newcpu}";
>        shift;
>    done;
>    return 0
>}
>replace-flags () 
>{ 
>    [[ $# != 2 ]] && die "Usage: replace-flags <old flag> <new flag>";
>    local f var new;
>    for var in $(all-flag-vars);
>    do
>        new=();
>        for f in ${!var};
>        do
>            [[ ${f} == ${1} ]] && f=${2};
>            new+=("${f}");
>        done;
>        export ${var}="${new[*]}";
>    done;
>    return 0
>}
>replace-sparc64-flags () 
>{ 
>    [[ $# -ne 0 ]] && die "replace-sparc64-flags takes no arguments";
>    local SPARC64_CPUS="ultrasparc3 ultrasparc v9";
>    if [ "${CFLAGS/mtune}" != "${CFLAGS}" ]; then
>        for x in ${SPARC64_CPUS};
>        do
>            CFLAGS="${CFLAGS/-mcpu=${x}/-mcpu=v8}";
>        done;
>    else
>        for x in ${SPARC64_CPUS};
>        do
>            CFLAGS="${CFLAGS/-mcpu=${x}/-mcpu=v8 -mtune=${x}}";
>        done;
>    fi;
>    if [ "${CXXFLAGS/mtune}" != "${CXXFLAGS}" ]; then
>        for x in ${SPARC64_CPUS};
>        do
>            CXXFLAGS="${CXXFLAGS/-mcpu=${x}/-mcpu=v8}";
>        done;
>    else
>        for x in ${SPARC64_CPUS};
>        do
>            CXXFLAGS="${CXXFLAGS/-mcpu=${x}/-mcpu=v8 -mtune=${x}}";
>        done;
>    fi;
>    export CFLAGS CXXFLAGS
>}
>require_configured_kernel () 
>{ 
>    if ! use kernel_linux; then
>        die "${FUNCNAME}() called on non-Linux system, please fix the ebuild";
>    fi;
>    if ! linux_config_src_exists; then
>        qeerror "Could not find a usable .config in the kernel source directory.";
>        qeerror "Please ensure that ${KERNEL_DIR} points to a configured set of Linux sources.";
>        qeerror "If you are using KBUILD_OUTPUT, please set the environment var so that";
>        qeerror "it points to the necessary object directory so that it might find .config.";
>        die "Kernel not configured; no .config found in ${KV_OUT_DIR}";
>    fi;
>    get_version || die "Unable to determine configured kernel version"
>}
>set_arch_to_kernel () 
>{ 
>    export ARCH=$(tc-arch-kernel)
>}
>set_arch_to_pkgmgr () 
>{ 
>    export ARCH=$(tc-arch)
>}
>set_arch_to_portage () 
>{ 
>    ewarn "The function name: set_arch_to_portage is being deprecated and";
>    ewarn "being changed to:  set_arch_to_pkgmgr to comply with pms policy.";
>    ewarn "See bug #843686";
>    ewarn "The old function name will be removed on or about July 1st, 2022.";
>    ewarn "Please update your ebuild or eclass before this date.";
>    ewarn "";
>    export ARCH=$(tc-arch)
>}
>setup-allowed-flags () 
>{ 
>    [[ ${EAPI} == [567] ]] || die "Internal function ${FUNCNAME} is not available in EAPI ${EAPI}.";
>    _setup-allowed-flags "$@"
>}
>source_profile () 
>{ 
>    set +u;
>    source /etc/profile 2> /dev/null;
>    set -u
>}
>declare -fx source_profile
>src_compile () 
>{ 
>    default;
>    if use perl; then
>        cd "${WORKDIR}/G15Daemon-0.2" || die;
>        perl-module_src_compile;
>    fi
>}
>src_configure () 
>{ 
>    append-cflags -fcommon;
>    econf $(use_enable static-libs static);
>    if use perl; then
>        cd "${WORKDIR}/G15Daemon-0.2" || die;
>        perl-module_src_configure;
>    fi
>}
>src_install () 
>{ 
>    default;
>    find "${ED}" -type f -name '*.la' -delete || die;
>    rm "${ED}"/usr/share/doc/${PF}/README.usage || die;
>    insinto /usr/share/${PN}/contrib;
>    doins contrib/xmodmaprc{,-alternative};
>    doins contrib/xmodmap.sh;
>    if use perl; then
>        doins contrib/testbindings.pl;
>    fi;
>    newconfd "${FILESDIR}/${PN}-1.2.7.confd" ${PN};
>    newinitd "${FILESDIR}/${PN}-1.9.5.3.initd" ${PN};
>    systemd_dounit "${FILESDIR}/${PN}.service";
>    dobin "${FILESDIR}/g15daemon-hotplug";
>    udev_dorules "${FILESDIR}/99-g15daemon.rules";
>    insinto /etc;
>    doins "${FILESDIR}"/g15daemon.conf;
>    exeinto /usr/lib/pm-utils/sleep.d;
>    doexe "${FILESDIR}"/20g15daemon;
>    if use perl; then
>        einfo "Installing Perl Bindings (G15Daemon.pm)";
>        cd "${WORKDIR}/G15Daemon-0.2" || die;
>        docinto perl;
>        perl-module_src_install;
>    fi
>}
>src_prepare () 
>{ 
>    if use perl; then
>        perl-module_src_prepare;
>        sed -i -e '1i#!/usr/bin/perl' "${S}"/contrib/testbindings.pl || die;
>    else
>        default;
>    fi;
>    eautoreconf
>}
>src_test () 
>{ 
>    perl-module_src_test "$@"
>}
>src_unpack () 
>{ 
>    if [[ ${PV} == *9999* ]]; then
>        git-r3_src_unpack;
>    else
>        default;
>    fi;
>    if use perl; then
>        unpack "./${P}/lang-bindings/perl-G15Daemon-0.2.tar.gz";
>    fi
>}
>strip-flags () 
>{ 
>    [[ $# -ne 0 ]] && die "strip-flags takes no arguments";
>    local x y var;
>    local ALLOWED_FLAGS;
>    _setup-allowed-flags;
>    set -f;
>    for var in $(all-flag-vars);
>    do
>        local new=();
>        for x in ${!var};
>        do
>            for y in "${ALLOWED_FLAGS[@]}";
>            do
>                if [[ ${x} == ${y} ]]; then
>                    new+=("${x}");
>                    break;
>                fi;
>            done;
>        done;
>        if _is_flagq ${var} "-O*" && ! _is_flagq new "-O*"; then
>            new+=(-O2);
>        fi;
>        if [[ ${!var} != "${new[*]}" ]]; then
>            einfo "strip-flags: ${var}: changed '${!var}' to '${new[*]}'";
>        fi;
>        export ${var}="${new[*]}";
>    done;
>    set +f;
>    return 0
>}
>strip-unsupported-flags () 
>{ 
>    [[ $# -ne 0 ]] && die "strip-unsupported-flags takes no arguments";
>    export CFLAGS=$(test-flags-CC ${CFLAGS});
>    export CXXFLAGS=$(test-flags-CXX ${CXXFLAGS});
>    export FFLAGS=$(test-flags-F77 ${FFLAGS});
>    export FCFLAGS=$(test-flags-FC ${FCFLAGS});
>    export LDFLAGS=$(test-flags-CCLD ${LDFLAGS})
>}
>syncRepo () 
>{ 
>    local synclog=/var/tmp/tb/sync.log;
>    local curr_time=$EPOCHSECONDS;
>    cd /var/db/repos/gentoo;
>    if ! emaint sync --auto &> $synclog; then
>        if grep -q -e 'git fetch error' -e ': Failed to connect to ' -e ': SSL connection timeout' -e ': Connection timed out' -e 'The requested URL returned error: 500'; then
>            return 1;
>        fi;
>        if ( echo -e "\nTrying to restore ...\n";
>        git stash;
>        git stash drop;
>        git restore . ) &>> $synclog; then
>            if ! emaint sync --auto &>> $synclog; then
>                Finish 13 "still unfixed ::gentoo" $synclog;
>            else
>                Mail "INFO: fixed ::gentoo" $synclog;
>            fi;
>        else
>            Finish 13 "cannot restore ::gentoo" $synclog;
>        fi;
>    fi;
>    if grep -q -F '* An update to portage is available.' $synclog; then
>        add2backlog "sys-apps/portage";
>    fi;
>    if ! grep -B 1 '=== Sync completed for gentoo' $synclog | grep -q 'Already up to date.'; then
>        git diff --diff-filter="ACM" --name-only "@{ $(( EPOCHSECONDS-last_sync+3600 )) second ago }".."@{ 1 hour ago }" | grep -F -e '/files/' -e '.ebuild' -e 'Manifest' | cut -f1-2 -d'/' -s | grep -v -f /mnt/tb/data/IGNORE_PACKAGES | sort -u > /tmp/syncRepo.upd;
>        if [[ -s /tmp/syncRepo.upd ]]; then
>            sort -u /tmp/syncRepo.upd /var/tmp/tb/backlog.upd | shuf > /tmp/backlog.upd;
>            cp /tmp/backlog.upd /var/tmp/tb/backlog.upd;
>        fi;
>    fi;
>    last_sync=$curr_time
>}
>declare -fx syncRepo
>systemd_dounit () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    ( insopts -m 0644;
>    insinto "$(_systemd_get_systemunitdir)";
>    doins "${@}" )
>}
>systemd_douserunit () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    ( insopts -m 0644;
>    insinto "$(_systemd_get_userunitdir)";
>    doins "${@}" )
>}
>systemd_enable_ntpunit () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    if [[ ${#} -lt 2 ]]; then
>        die "Usage: systemd_enable_ntpunit <NN-name> <service>...";
>    fi;
>    local ntpunit_name=${1};
>    local services=("${@:2}");
>    if [[ ${ntpunit_name} != [0-9][0-9]-* ]]; then
>        die "ntpunit.d file must be named NN-name where NN are digits.";
>    else
>        if [[ ${ntpunit_name} == *.list ]]; then
>            die "The .list suffix is appended implicitly to ntpunit.d name.";
>        fi;
>    fi;
>    local unitdir=$(systemd_get_systemunitdir);
>    local s;
>    for s in "${services[@]}";
>    do
>        if [[ ! -f "${D}${unitdir}/${s}" ]]; then
>            die "ntp-units.d provider ${s} not installed (yet?) in \${D}.";
>        fi;
>        echo "${s}" >> "${T}"/${ntpunit_name}.list || die;
>    done;
>    ( insopts -m 0644;
>    insinto "$(_systemd_get_utildir)"/ntp-units.d;
>    doins "${T}"/${ntpunit_name}.list );
>    local ret=${?};
>    rm "${T}"/${ntpunit_name}.list || die;
>    return ${ret}
>}
>systemd_enable_service () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ ${#} -eq 2 ]] || die "Synopsis: systemd_enable_service target service";
>    local target=${1};
>    local service=${2};
>    local ud=$(_systemd_get_systemunitdir);
>    local destname=${service##*/};
>    dodir "${ud}"/"${target}".wants && dosym ../"${service}" "${ud}"/"${target}".wants/"${destname}"
>}
>systemd_get_systemgeneratordir () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    echo "${EPREFIX}$(_systemd_get_systemgeneratordir)"
>}
>systemd_get_systempresetdir () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    echo "${EPREFIX}$(_systemd_get_systempresetdir)"
>}
>systemd_get_systemunitdir () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    echo "${EPREFIX}$(_systemd_get_systemunitdir)"
>}
>systemd_get_unitdir () 
>{ 
>    [[ ${EAPI} == 5 ]] || die "${FUNCNAME} is banned in EAPI 6, use systemd_get_systemunitdir instead";
>    systemd_get_systemunitdir
>}
>systemd_get_userunitdir () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    echo "${EPREFIX}$(_systemd_get_userunitdir)"
>}
>systemd_get_utildir () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    echo "${EPREFIX}$(_systemd_get_utildir)"
>}
>systemd_install_serviced () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local src=${1};
>    local service=${2};
>    [[ -n ${src} ]] || die "No file specified";
>    if [[ ! -n ${service} ]]; then
>        [[ ${src} == *.conf ]] || die "Source file needs .conf suffix";
>        service=${src##*/};
>        service=${service%.conf};
>    fi;
>    [[ ${service} == *.d ]] && die "Service must not have .d suffix";
>    ( insopts -m 0644;
>    insinto /etc/systemd/system/"${service}".d;
>    newins "${src}" 00gentoo.conf )
>}
>systemd_is_booted () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ -d /run/systemd/system ]];
>    local ret=${?};
>    debug-print "${FUNCNAME}: [[ -d /run/systemd/system ]] -> ${ret}";
>    return ${ret}
>}
>systemd_newunit () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    ( insopts -m 0644;
>    insinto "$(_systemd_get_systemunitdir)";
>    newins "${@}" )
>}
>systemd_newuserunit () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    ( insopts -m 0644;
>    insinto "$(_systemd_get_userunitdir)";
>    newins "${@}" )
>}
>systemd_reenable () 
>{ 
>    type systemctl &> /dev/null || return 0;
>    local x;
>    for x in "$@";
>    do
>        if systemctl --quiet --root="${ROOT:-/}" is-enabled "${x}"; then
>            systemctl --root="${ROOT:-/}" reenable "${x}";
>        fi;
>    done
>}
>systemd_update_catalog () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ ${EBUILD_PHASE} == post* ]] || die "${FUNCNAME} disallowed during ${EBUILD_PHASE_FUNC:-${EBUILD_PHASE}}";
>    local journalctl=${EPREFIX}/usr/bin/journalctl;
>    if [[ -x ${journalctl} ]]; then
>        ebegin "Updating systemd journal catalogs";
>        journalctl --update-catalog;
>        eend $?;
>    else
>        debug-print "${FUNCNAME}: journalctl not found.";
>    fi
>}
>systemd_with_unitdir () 
>{ 
>    [[ ${EAPI} == 5 ]] || die "${FUNCNAME} is banned in EAPI ${EAPI}, use --with-${1:-systemdsystemunitdir}=\"\$(systemd_get_systemunitdir)\" instead";
>    debug-print-function ${FUNCNAME} "${@}";
>    local optname=${1:-systemdsystemunitdir};
>    echo --with-${optname}="$(systemd_get_systemunitdir)"
>}
>systemd_with_utildir () 
>{ 
>    [[ ${EAPI} == 5 ]] || die "${FUNCNAME} is banned in EAPI ${EAPI}, use --with-systemdutildir=\"\$(systemd_get_utildir)\" instead";
>    debug-print-function ${FUNCNAME} "${@}";
>    echo --with-systemdutildir="$(systemd_get_utildir)"
>}
>tc-arch () 
>{ 
>    tc-ninja_magic_to_arch portage "$@"
>}
>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 "$@";
>    fi
>}
>tc-has-openmp () 
>{ 
>    _tc-has-openmp "$@"
>}
>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${d}";
>        else
>            die "unable to locate a BFD linker";
>        fi;
>    fi
>}
>tc-ld-is-gold () 
>{ 
>    local out;
>    local -x LC_ALL=C;
>    out=$($(tc-getLD "$@") --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 [[ ${out} == *"GNU gold"* ]]; then
>        return 0;
>    fi;
>    return 1
>}
>tc-ld-is-lld () 
>{ 
>    local out;
>    local -x LC_ALL=C;
>    out=$($(tc-getLD "$@") --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 ${CTARGET//_/-} in 
>        bfin* | h8300*)
>            echo "only"
>        ;;
>        *-softfloat-*)
>            echo "yes"
>        ;;
>        *-softfp-*)
>            echo "softfp"
>        ;;
>        arm*-hardfloat-* | arm*eabihf)
>            echo "no"
>        ;;
>        *-newlib | *-elf | *-eabi)
>            echo "no"
>        ;;
>        arm*)
>            echo "yes"
>        ;;
>        *)
>            echo "no"
>        ;;
>    esac
>}
>test-flag-CC () 
>{ 
>    _test-flag-PROG CC c "$@"
>}
>test-flag-CCLD () 
>{ 
>    _test-flag-PROG CC c+ld "$@"
>}
>test-flag-CXX () 
>{ 
>    _test-flag-PROG CXX c++ "$@"
>}
>test-flag-F77 () 
>{ 
>    _test-flag-PROG F77 f77 "$@"
>}
>test-flag-FC () 
>{ 
>    _test-flag-PROG FC f95 "$@"
>}
>test-flag-PROG () 
>{ 
>    [[ ${EAPI} == [567] ]] || die "Internal function ${FUNCNAME} is not available in EAPI ${EAPI}.";
>    _test-flag-PROG "$@"
>}
>test-flags () 
>{ 
>    test-flags-CC "$@"
>}
>test-flags-CC () 
>{ 
>    _test-flags-PROG CC "$@"
>}
>test-flags-CCLD () 
>{ 
>    _test-flags-PROG CCLD "$@"
>}
>test-flags-CXX () 
>{ 
>    _test-flags-PROG CXX "$@"
>}
>test-flags-F77 () 
>{ 
>    _test-flags-PROG F77 "$@"
>}
>test-flags-FC () 
>{ 
>    _test-flags-PROG FC "$@"
>}
>test-flags-PROG () 
>{ 
>    [[ ${EAPI} == [567] ]] || die "Internal function ${FUNCNAME} is not available in EAPI ${EAPI}.";
>    _test-flags-PROG "$@"
>}
>test_version_info () 
>{ 
>    if [[ $($(tc-getCC) --version 2>&1) == *$1* ]]; then
>        return 0;
>    else
>        return 1;
>    fi
>}
>udev_dorules () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    ( insopts -m 0644;
>    insinto "$(_udev_get_udevdir)"/rules.d;
>    doins "${@}" )
>}
>udev_get_udevdir () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    eerror "This ebuild should be using the get_udevdir() function instead of the deprecated udev_get_udevdir()";
>    die "Deprecated function call: udev_get_udevdir(), please report to (overlay) maintainers."
>}
>udev_newrules () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    ( insopts -m 0644;
>    insinto "$(_udev_get_udevdir)"/rules.d;
>    newins "${@}" )
>}
>udev_reload () 
>{ 
>    if [[ -n ${ROOT%/} ]]; then
>        return 0;
>    fi;
>    if [[ -d ${ROOT}/run/udev ]]; then
>        ebegin "Running udev control --reload for reloading rules and databases";
>        udevadm control --reload;
>        eend $?;
>    fi
>}
>uinput_check () 
>{ 
>    ebegin "Checking for uinput support";
>    local rc=1;
>    linux_config_exists && linux_chkconfig_present INPUT_UINPUT;
>    rc=$?;
>    eend ${rc};
>    if [[ ${rc} -ne 0 ]]; then
>        eerror "To use g15daemon, you need to compile your kernel with uinput support.";
>        eerror "Please enable uinput support in your kernel config, found at:";
>        eerror;
>        eerror "Device Drivers -> Input Device ... -> Miscellaneous devices -> User level driver support.";
>        eerror;
>        eerror "Once enabled, you should have the /dev/input/uinput device.";
>        eerror "g15daemon will not work without the uinput device.";
>    fi
>}
>ver_cut () 
>{ 
>    local range=${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 854819: 788321 | 788324 | 788327 | 788330 | 788333 | 788336