Attachment 491920 Details for Bug 629690 – environment

environment

environment (text/plain), 124.58 KB, created by Toralf Förster on 2017-09-02 19:21:08 UTC

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Creator: Toralf Förster

Created: 2017-09-02 19:21:08 UTC

Size: 124.58 KB

patch

obsolete

>declare -x ABI="amd64"
>declare -x ABI_X86="32 64"
>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="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1x ens1370 ens1371 es1938 es1968 fm801 hda-intel intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci"
>declare -x APACHE2_MODULES="authn_core authz_core socache_shmcb unixd actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias"
>declare -x ARCH="amd64"
>declare -- AT_M4DIR=""
>declare -- AT_SYS_M4DIR=""
>declare -- AUTOTOOLS_AUTO_DEPEND="yes"
>declare -- AUTOTOOLS_DEPEND="!<sys-devel/gettext-0.18.1.1-r3
>	|| ( >=sys-devel/automake-1.15:1.15  )
>	>=sys-devel/autoconf-2.69
>	>=sys-devel/libtool-2.4"
>declare -x BOOTSTRAP_USE="cxx unicode internal-glib python_targets_python3_4 python_targets_python2_7 multilib"
>declare -x CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump author"
>declare -x CBUILD="x86_64-pc-linux-gnu"
>declare -x CFLAGS="-O2 -pipe -march=native -Wall"
>declare -x CFLAGS_amd64="-m64"
>declare -x CFLAGS_default
>declare -x CFLAGS_x32="-mx32"
>declare -x CFLAGS_x86="-m32"
>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="df interface irq load memory rrdtool swap syslog"
>declare -x CPU_FLAGS_X86="mmx mmxext sse sse2"
>declare -x CTARGET_default="x86_64-pc-linux-gnu"
>declare -x CXXFLAGS="-O2 -pipe -march=native"
>declare -x DEFAULT_ABI="amd64"
>declare -x DEFINED_PHASES=" compile configure install postinst postrm prepare test unpack"
>declare DEPEND=">=x11-proto/xproto-7.0.24[abi_x86_32(-)?,abi_x86_64(-)?,abi_x86_x32(-)?,abi_mips_n32(-)?,abi_mips_n64(-)?,abi_mips_o32(-)?,abi_ppc_32(-)?,abi_ppc_64(-)?,abi_s390_32(-)?,abi_s390_64(-)?] >=app-portage/elt-patches-20170422 !<sys-devel/gettext-0.18.1.1-r3
>	|| ( >=sys-devel/automake-1.15:1.15  )
>	>=sys-devel/autoconf-2.69
>	>=sys-devel/libtool-2.4   ppc-aix? ( 
>	>=sys-devel/libtool-2.2.6a
>	sys-devel/m4 >=x11-misc/util-macros-1.18 >=media-fonts/font-util-1.2.0 ) x86-winnt? ( 
>	>=sys-devel/libtool-2.2.6a
>	sys-devel/m4 >=x11-misc/util-macros-1.18 >=media-fonts/font-util-1.2.0 ) virtual/pkgconfig "
>declare DESCRIPTION="X.Org X authorization library"
>declare -x DESTTREE="/usr"
>declare -x DIROPTIONS="-m0755"
>declare -- DRI_COMMON_DEPEND="
>	x11-base/xorg-server[-minimal]
>	x11-libs/libdrm
>"
>declare -x EAPI="5"
>declare -x ELIBC="glibc"
>declare -- EPATCH_COMMON_OPTS="-g0 -E --no-backup-if-mismatch"
>declare -- EPATCH_EXCLUDE=""
>declare -- EPATCH_FORCE="no"
>declare -- EPATCH_MULTI_MSG="Applying various patches (bugfixes/updates) ..."
>declare -- EPATCH_OPTS=""
>declare -- EPATCH_SINGLE_MSG=""
>declare -- EPATCH_SOURCE="/var/tmp/portage/x11-libs/libXau-1.0.8/work/patch"
>declare -- EPATCH_SUFFIX="patch.bz2"
>declare -- EPATCH_USER_SOURCE="/etc/portage/patches"
>declare -x EXEOPTIONS="-m0755"
>declare -- EXPORTED_FUNCTIONS="src_unpack src_compile src_install pkg_postinst pkg_postrm src_prepare src_configure"
>declare -x FCFLAGS="-O2 -pipe"
>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="-O2 -pipe"
>declare -- FONT_ECLASS=""
>declare -x GCC_COLORS=""
>declare -x GCC_SPECS=""
>declare -- GIT_ECLASS=""
>declare -x GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock isync itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf skytraq superstar2 timing tsip tripmate tnt ublox ubx"
>declare -x GREP_COLORS="never"
>declare -x GRUB_PLATFORMS=""
>declare HDEPEND=""
>declare HOMEPAGE="https://www.x.org/wiki/"
>declare -x INHERITED=" toolchain-funcs multilib libtool autotools estack epatch ltprune eutils autotools-utils flag-o-matic multibuild multilib-build multilib-minimal autotools-multilib xorg-2"
>declare -x INPUT_DEVICES="libinput"
>declare -x INSDESTTREE=""
>declare -x INSOPTIONS="-m0644"
>declare IUSE="abi_x86_32 abi_x86_64 abi_x86_x32 abi_mips_n32 abi_mips_n64 abi_mips_o32 abi_ppc_32 abi_ppc_64 abi_s390_32 abi_s390_64  static-libs"
>declare -x IUSE_EFFECTIVE="abi_mips_n32 abi_mips_n64 abi_mips_o32 abi_ppc_32 abi_ppc_64 abi_s390_32 abi_s390_64 abi_x86_32 abi_x86_64 abi_x86_x32 alpha amd64 amd64-fbsd amd64-linux arm arm-linux arm64 elibc_AIX elibc_Cygwin elibc_Darwin elibc_DragonFly elibc_FreeBSD elibc_HPUX elibc_Interix elibc_NetBSD elibc_OpenBSD elibc_SunOS elibc_Winnt elibc_bionic elibc_glibc elibc_mingw elibc_mintlib elibc_musl elibc_uclibc hppa ia64 kernel_AIX kernel_Darwin kernel_FreeBSD kernel_HPUX kernel_NetBSD kernel_OpenBSD kernel_SunOS kernel_Winnt kernel_freemint kernel_linux m68k m68k-mint mips nios2 ppc ppc-aix ppc-macos ppc64 ppc64-linux prefix prefix-chain prefix-guest riscv s390 sh sparc sparc-fbsd sparc-solaris sparc64-solaris static-libs userland_BSD userland_GNU x64-cygwin x64-macos x64-solaris x86 x86-cygwin x86-fbsd x86-linux x86-macos x86-solaris x86-winnt"
>declare -x IUSE_IMPLICIT="abi_x86_64 prefix prefix-chain prefix-guest"
>declare -x KERNEL="linux"
>declare -x KERNEL_ABI="amd64"
>declare -x KEYWORDS="alpha amd64 arm arm64 hppa ia64 ~mips ppc ppc64 ~s390 ~sh sparc x86 ~ppc-aix ~amd64-fbsd ~x86-fbsd ~amd64-linux ~arm-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris ~x86-winnt"
>declare -x L10N=""
>declare -x LANG="en_US.utf8"
>declare -x LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text"
>declare -x LC_MESSAGES="C"
>declare -x LDFLAGS="-Wl,-O1 -Wl,--as-needed"
>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="lib32"
>declare -x LIBOPTIONS="-m0644"
>declare -x LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer"
>declare -x LICENSE="MIT"
>declare -x MAKEOPTS="-j1"
>declare -x MANPAGER="manpager"
>declare -x MULTILIB_ABIS="amd64 x86"
>declare -x MULTILIB_STRICT_DENY="64-bit.*shared object"
>declare -x MULTILIB_STRICT_DIRS="/lib32 /lib /usr/lib32 /usr/lib /usr/kde/*/lib32 /usr/kde/*/lib /usr/qt/*/lib32 /usr/qt/*/lib /usr/X11R6/lib32 /usr/X11R6/lib"
>declare -x MULTILIB_STRICT_EXEMPT="(perl5|gcc|gcc-lib|binutils|eclipse-3|debug|portage|udev|systemd|clang|python-exec|llvm)"
>declare -- MULTILIB_USEDEP="abi_x86_32(-)?,abi_x86_64(-)?,abi_x86_x32(-)?,abi_mips_n32(-)?,abi_mips_n64(-)?,abi_mips_o32(-)?,abi_ppc_32(-)?,abi_ppc_64(-)?,abi_s390_32(-)?,abi_s390_64(-)?"
>declare -x MULTIOSDIRS="../lib64:../lib32"
>declare -x NETBEANS="apisupport cnd groovy gsf harness ide identity j2ee java mobility nb php profiler soa visualweb webcommon websvccommon xml"
>declare -x NINJAFLAGS="-j1"
>declare -x OFFICE_IMPLEMENTATION="libreoffice"
>declare -x PATH="/usr/lib/portage/python3.4/ebuild-helpers/xattr:/usr/lib/portage/python3.4/ebuild-helpers:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/opt/bin:/usr/x86_64-pc-linux-gnu/gcc-bin/5.4.0"
>declare -x PAX_MARKINGS="none"
>declare PDEPEND=""
>declare -x PHP_TARGETS="php5-6"
>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/libXau-1.0.8/html")'
>declare -x POSTGRES_TARGETS="postgres9_5"
>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 -x PROPERTIES=""
>declare -x PROVIDE=""
>declare -x PYTHONDONTWRITEBYTECODE="1"
>declare -x PYTHON_SINGLE_TARGET="python3_4"
>declare -x PYTHON_TARGETS="python2_7 python3_4"
>declare RDEPEND=">=x11-proto/xproto-7.0.24[abi_x86_32(-)?,abi_x86_64(-)?,abi_x86_x32(-)?,abi_mips_n32(-)?,abi_mips_n64(-)?,abi_mips_o32(-)?,abi_ppc_32(-)?,abi_ppc_64(-)?,abi_s390_32(-)?,abi_s390_64(-)?]   abi_x86_32? ( !app-emulation/emul-linux-x86-xlibs[-abi_x86_32(-)] )"
>declare REPOSITORY
>declare REQUIRED_USE=""
>declare -x RESTRICT=""
>declare -x RESUMECOMMAND_SSH="bash -c \"x=\\\${2#ssh://} ; host=\\\${x%%/*} ; port=\\\${host##*:} ; host=\\\${host%:*} ; [[ \\\${host} = \\\${port} ]] && port= ; exec rsync --rsh=\\\"ssh \\\${port:+-p\\\${port}} \\\${3}\\\" -avP \\\"\\\${host}:/\\\${x#*/}\\\" \\\"\\\$1\\\"\" rsync \"\${DISTDIR}/\${FILE}\" \"\${URI}\" \"\${PORTAGE_SSH_OPTS}\""
>declare -x RUBY_TARGETS="ruby22"
>declare -x S="/var/tmp/portage/x11-libs/libXau-1.0.8/work/libXau-1.0.8"
>declare -x SANDBOX_DEBUG="0"
>declare -x SANDBOX_DENY=""
>declare -x SANDBOX_PREDICT="/var/tmp/portage/x11-libs/libXau-1.0.8/homedir:/dev/crypto"
>declare -x SANDBOX_READ="/:/var/tmp"
>declare -x SANDBOX_VERBOSE="1"
>declare -x SANDBOX_WRITE=":/dev/console:/dev/fd:/dev/full:/dev/null:/dev/ptmx:/dev/pts/:/dev/pty:/dev/shm:/dev/tts:/dev/tty:/dev/vc/:/dev/zero:/proc/self/fd:/tmp/:/usr/lib32/cf:/usr/lib32/conftest:/usr/lib64/cf:/usr/lib64/conftest:/usr/lib/cf:/usr/lib/conftest:/usr/tmp/cf:/usr/tmp/conftest:/var/tmp:/var/tmp/:/var/tmp/portage/x11-libs/libXau-1.0.8/homedir/.bash_history"
>declare -x SHELL="/bin/bash"
>declare -x SLOT="0"
>declare SRC_URI="https://www.x.org/releases/individual/lib/libXau-1.0.8.tar.bz2"
>declare -x SYMLINK_LIB="yes"
>declare -x TWISTED_DISABLE_WRITING_OF_PLUGIN_CACHE="1"
>declare -x USE="abi_x86_32 abi_x86_64 amd64 elibc_glibc kernel_linux 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-fbsd amd64-linux arm arm-linux arm64 hppa ia64 m68k m68k-mint mips nios2 ppc ppc64 ppc64-linux ppc-aix ppc-macos riscv s390 sh sparc sparc64-solaris sparc-fbsd sparc-solaris x64-cygwin x64-macos x64-solaris x86 x86-cygwin x86-fbsd x86-linux x86-macos x86-solaris x86-winnt"
>declare -x USE_EXPAND_VALUES_ELIBC="AIX bionic Cygwin Darwin DragonFly FreeBSD glibc HPUX Interix mingw mintlib musl NetBSD OpenBSD SunOS uclibc Winnt"
>declare -x USE_EXPAND_VALUES_KERNEL="AIX Darwin FreeBSD freemint HPUX linux NetBSD OpenBSD SunOS Winnt"
>declare -x USE_EXPAND_VALUES_USERLAND="BSD GNU"
>declare -x VIDEO_CARDS=""
>declare -x WANT_AUTOCONF="latest"
>declare -x WANT_AUTOMAKE="latest"
>declare -x WANT_LIBTOOL="latest"
>declare -x XDG_CACHE_HOME="/root/cache"
>declare -x XDG_CONFIG_HOME="/root/config"
>declare -x XDG_DATA_HOME="/root/share"
>declare -x XDG_DESKTOP_DIR="/root/Desktop"
>declare -x XDG_DOCUMENTS_DIR="/root/Documents"
>declare -x XDG_DOWNLOAD_DIR="/root/Downloads"
>declare -x XDG_MUSIC_DIR="/root/Music"
>declare -x XDG_PICTURES_DIR="/root/Pictures"
>declare -x XDG_PUBLICSHARE_DIR="/root/Public"
>declare -x XDG_RUNTIME_DIR="/root/run"
>declare -x XDG_TEMPLATES_DIR="/root/Templates"
>declare -x XDG_VIDEOS_DIR="/root/Videos"
>declare -- XORG_BASE_INDIVIDUAL_URI="https://www.x.org/releases/individual"
>declare -- XORG_DOC="no"
>declare -- XORG_DRI="no"
>declare -- XORG_EAUTORECONF="no"
>declare -- XORG_EAUTORECONF_ARCHES="ppc-aix x86-winnt"
>declare -- XORG_MODULE="lib/"
>declare -- XORG_MODULE_REBUILD="no"
>declare -- XORG_MULTILIB="yes"
>declare -- XORG_PACKAGE_NAME="libXau"
>declare -- XORG_STATIC="yes"
>declare -x XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account"
>declare -- _AUTOTOOLS_ECLASS="1"
>declare -- _EPATCH_ECLASS="1"
>declare -- _ESTACK_ECLASS="1"
>declare -- _EUTILS_ECLASS="1"
>declare -x _E_DOCDESTTREE_=""
>declare -x _E_EXEDESTTREE_=""
>declare -- _FLAG_O_MATIC_ECLASS="1"
>declare -a _LATEST_AUTOMAKE='([0]="1.15:1.15")'
>declare -- _LIBTOOL_ECLASS="1"
>declare -- _LTPRUNE_ECLASS="1"
>declare -- _MULTIBUILD="1"
>declare -- _MULTILIB_BUILD="1"
>declare -- _MULTILIB_ECLASS="1"
>declare -a _MULTILIB_FLAGS='([0]="abi_x86_32:x86,x86_fbsd,x86_freebsd,x86_linux,x86_macos,x86_solaris" [1]="abi_x86_64:amd64,amd64_fbsd,x64_freebsd,amd64_linux,x64_macos,x64_solaris" [2]="abi_x86_x32:x32" [3]="abi_mips_n32:n32" [4]="abi_mips_n64:n64" [5]="abi_mips_o32:o32" [6]="abi_ppc_32:ppc,ppc_aix,ppc_macos" [7]="abi_ppc_64:ppc64" [8]="abi_s390_32:s390" [9]="abi_s390_64:s390x")'
>declare -- _TOOLCHAIN_FUNCS_ECLASS="1"
>declare -- __AUTOTOOLS_AUTO_DEPEND="yes"
>declare -- _libtool_atom=">=sys-devel/libtool-2.4"
>declare -- arch="x86-winnt"
>declare -- phase_func
>__eapi6_src_install () 
>{ 
>    if [[ -f Makefile || -f GNUmakefile || -f makefile ]]; then
>        emake DESTDIR="${D}" install;
>    fi;
>    einstalldocs
>}
>__eapi6_src_prepare () 
>{ 
>    if [[ $(declare -p PATCHES 2>/dev/null) == "declare -a"* ]]; then
>        [[ -n ${PATCHES[@]} ]] && eapply "${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;
>        egrep -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 ${x} ]] && ewarn "autotools.eclass: '${x}' does not exist";
>                include_opts+=" -${flag} ${x}"
>            ;;
>        esac;
>    done;
>    echo ${include_opts}
>}
>_check_build_dir () 
>{ 
>    : ${ECONF_SOURCE:=${S}};
>    if [[ ! -n ${BUILD_DIR} && -n ${AUTOTOOLS_BUILD_DIR} ]]; then
>        eqawarn "The AUTOTOOLS_BUILD_DIR variable has been renamed to BUILD_DIR.";
>        eqawarn "Please migrate the ebuild to use the new one.";
>        _RESPECT_AUTOTOOLS_BUILD_DIR=1;
>    fi;
>    if [[ -n ${_RESPECT_AUTOTOOLS_BUILD_DIR} ]]; then
>        BUILD_DIR=${AUTOTOOLS_BUILD_DIR:-${WORKDIR}/${P}_build};
>    else
>        if [[ -n ${AUTOTOOLS_IN_SOURCE_BUILD} ]]; then
>            : ${BUILD_DIR:=${ECONF_SOURCE}};
>        else
>            : ${BUILD_DIR:=${WORKDIR}/${P}_build};
>        fi;
>    fi;
>    AUTOTOOLS_BUILD_DIR=${BUILD_DIR};
>    echo ">>> Working in BUILD_DIR: \"${BUILD_DIR}\""
>}
>_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 ${LIBTOOLIZE} "$@"
>}
>_eutils_eprefix_init () 
>{ 
>    has "${EAPI:-0}" 0 1 2 && : ${ED:=${D}} ${EPREFIX:=} ${EROOT:=${ROOT}}
>}
>_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"
>}
>_iconins () 
>{ 
>    ( local funcname=$1;
>    shift;
>    local size dir;
>    local context=apps;
>    local theme=hicolor;
>    while [[ $# -gt 0 ]]; do
>        case $1 in 
>            -s | --size)
>                if [[ ${2%%x*}x${2%%x*} == "$2" ]]; then
>                    size=${2%%x*};
>                else
>                    size=${2};
>                fi;
>                case ${size} in 
>                    16 | 22 | 24 | 32 | 36 | 48 | 64 | 72 | 96 | 128 | 192 | 256 | 512)
>                        size=${size}x${size}
>                    ;;
>                    scalable)
>
>                    ;;
>                    *)
>                        eerror "${size} is an unsupported icon size!";
>                        exit 1
>                    ;;
>                esac;
>                shift 2
>            ;;
>            -t | --theme)
>                theme=${2};
>                shift 2
>            ;;
>            -c | --context)
>                context=${2};
>                shift 2
>            ;;
>            *)
>                if [[ -z ${size} ]]; then
>                    insinto /usr/share/pixmaps;
>                else
>                    insinto /usr/share/icons/${theme}/${size}/${context};
>                fi;
>                if [[ ${funcname} == doicon ]]; then
>                    if [[ -f $1 ]]; then
>                        doins "${1}";
>                    else
>                        if [[ -d $1 ]]; then
>                            shopt -s nullglob;
>                            doins "${1}"/*.{png,svg};
>                            shopt -u nullglob;
>                        else
>                            eerror "${1} is not a valid file/directory!";
>                            exit 1;
>                        fi;
>                    fi;
>                else
>                    break;
>                fi;
>                shift 1
>            ;;
>        esac;
>    done;
>    if [[ ${funcname} == newicon ]]; then
>        newins "$@";
>    fi ) || die
>}
>_is_flagq () 
>{ 
>    local x var="$1[*]";
>    for x in ${!var};
>    do
>        [[ ${x} == $2 ]] && return 0;
>    done;
>    return 1
>}
>_multilib_multibuild_wrapper () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local ABI=${MULTIBUILD_VARIANT#*.};
>    local -r MULTILIB_ABI_FLAG=${MULTIBUILD_VARIANT%.*};
>    multilib_toolchain_setup "${ABI}";
>    readonly ABI;
>    "${@}"
>}
>_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}"
>}
>all-flag-vars () 
>{ 
>    echo {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${flag}"
>            ;;
>        esac;
>    done;
>    return 0
>}
>at_checksum () 
>{ 
>    find '(' -name 'Makefile.am' -o -name 'configure.ac' -o -name 'configure.in' ')' -exec cksum {} + | sort -k2
>}
>autotools-multilib_src_compile () 
>{ 
>    local _at_args=("${@}");
>    multilib-minimal_src_compile
>}
>autotools-multilib_src_configure () 
>{ 
>    local _at_args=("${@}");
>    multilib-minimal_src_configure
>}
>autotools-multilib_src_install () 
>{ 
>    local _at_args=("${@}");
>    multilib-minimal_src_install
>}
>autotools-multilib_src_prepare () 
>{ 
>    autotools-utils_src_prepare "${@}";
>    [[ -n ${AUTOTOOLS_IN_SOURCE_BUILD} ]] && multilib_copy_sources
>}
>autotools-multilib_src_test () 
>{ 
>    local _at_args=("${@}");
>    multilib-minimal_src_test
>}
>autotools-utils_src_compile () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    _check_build_dir;
>    pushd "${BUILD_DIR}" > /dev/null || die;
>    emake "$@" || die 'emake failed';
>    popd > /dev/null || die
>}
>autotools-utils_src_configure () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    [[ -z ${myeconfargs+1} || $(declare -p myeconfargs) == 'declare -a'* ]] || die 'autotools-utils.eclass: myeconfargs has to be an array.';
>    [[ ${EAPI} == 2 ]] && ! use prefix && EPREFIX=;
>    local econfargs=();
>    _check_build_dir;
>    if "${ECONF_SOURCE}"/configure --help 2>&1 | grep -q '^ *--docdir='; then
>        econfargs+=(--docdir="${EPREFIX}"/usr/share/doc/${PF});
>    fi;
>    if in_iuse static-libs; then
>        econfargs+=(--enable-shared $(use_enable static-libs static));
>    fi;
>    econfargs+=("${myeconfargs[@]}");
>    mkdir -p "${BUILD_DIR}" || die;
>    pushd "${BUILD_DIR}" > /dev/null || die;
>    econf "${econfargs[@]}" "$@";
>    popd > /dev/null || die
>}
>autotools-utils_src_install () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    _check_build_dir;
>    pushd "${BUILD_DIR}" > /dev/null || die;
>    emake DESTDIR="${D}" "$@" install || die "emake install failed";
>    popd > /dev/null || die;
>    if [[ ${EAPI} == [23] ]] && path_exists "${D}${EPREFIX}"/usr/share/doc/${PF}/*; then
>        if [[ -n $(find "${D}${EPREFIX}"/usr/share/doc/${PF}/* -type d) ]]; then
>            eqawarn "autotools-utils: directories in docdir require at least EAPI 4";
>        else
>            mkdir "${T}"/temp-docdir;
>            mv "${D}${EPREFIX}"/usr/share/doc/${PF}/* "${T}"/temp-docdir/ || die "moving docs to tempdir failed";
>            dodoc "${T}"/temp-docdir/* || die "docdir dodoc failed";
>            rm -r "${T}"/temp-docdir || die;
>        fi;
>    fi;
>    if declare -p DOCS &> /dev/null; then
>        if [[ -n ${DOCS[@]} ]]; then
>            if [[ ${EAPI} == [23] ]]; then
>                dodoc "${DOCS[@]}" || die;
>            else
>                dodoc -r "${DOCS[@]}";
>            fi;
>        fi;
>    else
>        local f;
>        for f in README* ChangeLog AUTHORS NEWS TODO CHANGES THANKS BUGS FAQ CREDITS CHANGELOG;
>        do
>            if [[ -s ${f} ]]; then
>                dodoc "${f}" || die "(default) dodoc ${f} failed";
>            fi;
>        done;
>    fi;
>    if [[ -n ${HTML_DOCS} ]]; then
>        dohtml -r "${HTML_DOCS[@]}" || die "dohtml failed";
>    fi;
>    local prune_ltfiles=${AUTOTOOLS_PRUNE_LIBTOOL_FILES};
>    if [[ ${prune_ltfiles} != none ]]; then
>        prune_libtool_files ${prune_ltfiles:+--${prune_ltfiles}};
>    fi
>}
>autotools-utils_src_prepare () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    local want_autoreconf=${AUTOTOOLS_AUTORECONF};
>    [[ -n ${PATCHES} ]] && epatch "${PATCHES[@]}";
>    function at_checksum () 
>    { 
>        find '(' -name 'Makefile.am' -o -name 'configure.ac' -o -name 'configure.in' ')' -exec cksum {} + | sort -k2
>    };
>    [[ ! -n ${want_autoreconf} ]] && local checksum=$(at_checksum);
>    epatch_user;
>    if [[ ! -n ${want_autoreconf} ]]; then
>        if [[ ${checksum} != $(at_checksum) ]]; then
>            einfo 'Will autoreconfigure due to user patches applied.';
>            want_autoreconf=yep;
>        fi;
>    fi;
>    [[ -n ${want_autoreconf} ]] && eautoreconf;
>    elibtoolize --patch-only
>}
>autotools-utils_src_test () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    _check_build_dir;
>    pushd "${BUILD_DIR}" > /dev/null || die;
>    if make -ni check "${@}" &> /dev/null; then
>        emake check "${@}" || die 'emake check failed.';
>    else
>        if make -ni test "${@}" &> /dev/null; then
>            emake test "${@}" || die 'emake test failed.';
>        fi;
>    fi;
>    popd > /dev/null || die
>}
>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 ${_LATEST_AUTOMAKE[@]/#*:};
>        do
>            ROOT=/ has_version "=sys-devel/automake-${pv}*" && export WANT_AUTOMAKE="${pv}";
>        done;
>        [[ ${WANT_AUTOMAKE} == "latest" ]] && die "Cannot find the latest automake! Tried ${_LATEST_AUTOMAKE[*]}";
>    fi;
>    [[ ${WANT_AUTOCONF} == "latest" ]] && export WANT_AUTOCONF=2.5
>}
>autotools_m4dir_include () 
>{ 
>    _autotools_m4dir_include ${AT_M4DIR}
>}
>autotools_m4sysdir_include () 
>{ 
>    local paths=($(eval echo ${AT_SYS_M4DIR}));
>    if [[ ${#paths[@]} -eq 0 && -n ${SYSROOT} ]]; then
>        local path="${SYSROOT}/usr/share/aclocal";
>        [[ -d ${path} ]] && paths+=("${path}");
>    fi;
>    _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} != "unpack" && ${EBUILD_PHASE} != "prepare" ]]; then
>        ewarn "QA Warning: running $1 in ${EBUILD_PHASE} phase";
>    fi;
>    if ${missing_ok} && ! type -P ${1} > /dev/null; then
>        einfo "Skipping '$*' due $1 not installed";
>        return 0;
>    fi;
>    autotools_env_setup;
>    local STDERR_TARGET="${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}" $(autotools_m4dir_include) "${@:2}" $(autotools_m4sysdir_include);
>    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 bugreport the contents of:";
>        eerror;
>        eerror "  ${STDERR_TARGET}";
>        echo;
>        die "Failed Running $1 !";
>    fi
>}
>built_with_use () 
>{ 
>    _eutils_eprefix_init;
>    local hidden="no";
>    if [[ $1 == "--hidden" ]]; then
>        hidden="yes";
>        shift;
>    fi;
>    local missing_action="die";
>    if [[ $1 == "--missing" ]]; then
>        missing_action=$2;
>        shift;
>        shift;
>        case ${missing_action} in 
>            true | false | die)
>
>            ;;
>            *)
>                die "unknown action '${missing_action}'"
>            ;;
>        esac;
>    fi;
>    local opt=$1;
>    [[ ${opt:0:1} = "-" ]] && shift || opt="-a";
>    local PKG=$(best_version $1);
>    [[ -z ${PKG} ]] && die "Unable to resolve $1 to an installed package";
>    shift;
>    local USEFILE=${EROOT}/var/db/pkg/${PKG}/USE;
>    local IUSEFILE=${EROOT}/var/db/pkg/${PKG}/IUSE;
>    if [[ ! -e ${USEFILE} ]] || [[ ! -e ${IUSEFILE} && ${hidden} == "no" ]]; then
>        case ${missing_action} in 
>            true)
>                return 0
>            ;;
>            false)
>                return 1
>            ;;
>            die)
>                die "Unable to determine what USE flags $PKG was built with"
>            ;;
>        esac;
>    fi;
>    if [[ ${hidden} == "no" ]]; then
>        local IUSE_BUILT=($(<"${IUSEFILE}"));
>        local expand;
>        for expand in $(echo ${USE_EXPAND} | tr '[:upper:]' '[:lower:]');
>        do
>            if [[ $1 == ${expand}_* ]]; then
>                expand="";
>                break;
>            fi;
>        done;
>        if [[ -n ${expand} ]]; then
>            if ! has $1 ${IUSE_BUILT[@]#[-+]}; then
>                case ${missing_action} in 
>                    true)
>                        return 0
>                    ;;
>                    false)
>                        return 1
>                    ;;
>                    die)
>                        die "$PKG does not actually support the $1 USE flag!"
>                    ;;
>                esac;
>            fi;
>        fi;
>    fi;
>    local USE_BUILT=$(<${USEFILE});
>    while [[ $# -gt 0 ]]; do
>        if [[ ${opt} = "-o" ]]; then
>            has $1 ${USE_BUILT} && return 0;
>        else
>            has $1 ${USE_BUILT} || return 1;
>        fi;
>        shift;
>    done;
>    [[ ${opt} = "-a" ]]
>}
>check_license () 
>{ 
>    die "you no longer need this as portage supports ACCEPT_LICENSE itself"
>}
>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=$(type -P gettext | sed 's:bin/gettext:share/gettext/config.rpath:');
>    [[ $# -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
>}
>create_fonts_dir () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    ebegin "Generating fonts.dir";
>    mkfontdir -e "${EROOT}"/usr/share/fonts/encodings -e "${EROOT}"/usr/share/fonts/encodings/large -- "${EROOT}/usr/share/fonts/${FONT_DIR}";
>    eend $?
>}
>create_fonts_scale () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    if [[ ${FONT_DIR} != Speedo && ${FONT_DIR} != CID ]]; then
>        ebegin "Generating fonts.scale";
>        mkfontscale -a "${EROOT}/usr/share/fonts/encodings/encodings.dir" -- "${EROOT}/usr/share/fonts/${FONT_DIR}";
>        eend $?;
>    fi
>}
>darwintoolize () 
>{ 
>    die "Use elibtoolize"
>}
>doicon () 
>{ 
>    _iconins ${FUNCNAME} "$@"
>}
>domenu () 
>{ 
>    ( local i j ret=0;
>    insinto /usr/share/applications;
>    for i in "$@";
>    do
>        if [[ -f ${i} ]]; then
>            doins "${i}";
>            ((ret+=$?));
>        else
>            if [[ -d ${i} ]]; then
>                for j in "${i}"/*.desktop;
>                do
>                    doins "${j}";
>                    ((ret+=$?));
>                done;
>            else
>                ((++ret));
>            fi;
>        fi;
>    done;
>    exit ${ret} )
>}
>eaclocal () 
>{ 
>    [[ ! -f aclocal.m4 || -n $(grep -e 'generated.*by aclocal' aclocal.m4) ]] && autotools_run_tool --at-m4flags aclocal "$@" $(eaclocal_amflags)
>}
>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 ${aclocal_opts}
>}
>eautoconf () 
>{ 
>    if [[ ! -f configure.ac && ! -f configure.in ]]; then
>        echo;
>        eerror "No configure.{ac,in} present in '${PWD}'!";
>        echo;
>        die "No configure.{ac,in} present!";
>    fi;
>    if [[ ${WANT_AUTOCONF} != "2.1" && -e configure.in ]]; then
>        eqawarn "This package has a configure.in file which has long been deprecated.  Please";
>        eqawarn "update it to use configure.ac instead as newer versions of autotools will die";
>        eqawarn "when it finds this file.  See https://bugs.gentoo.org/426262 for details.";
>    fi;
>    autotools_run_tool --at-m4flags autoconf "$@"
>}
>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;
>    eautoheader;
>    [[ ${AT_NOEAUTOMAKE} != "yes" ]] && FROM_EAUTORECONF="yes" eautomake ${AM_OPTS};
>    if [[ ${AT_NOELIBTOOLIZE} != "yes" ]]; then
>        elibtoolize --force "${PWD}";
>    fi;
>    return 0
>}
>ebeep () 
>{ 
>    ewarn "QA Notice: ebeep is not defined in EAPI=${EAPI}, please file a bug at https://bugs.gentoo.org"
>}
>econf_build () 
>{ 
>    local CBUILD=${CBUILD:-${CHOST}};
>    tc-env_build econf --build=${CBUILD} --host=${CBUILD} "$@"
>}
>ecvs_clean () 
>{ 
>    [[ $# -eq 0 ]] && set -- .;
>    find "$@" -type d -name 'CVS' -prune -print0 | xargs -0 rm -rf;
>    find "$@" -type f -name '.cvs*' -print0 | xargs -0 rm -rf
>}
>edos2unix () 
>{ 
>    [[ $# -eq 0 ]] && return 0;
>    sed -i 's/\r$//' -- "$@" || die
>}
>egit_clean () 
>{ 
>    [[ $# -eq 0 ]] && set -- .;
>    find "$@" -type d -name '.git*' -prune -print0 | xargs -0 rm -rf
>}
>einstalldocs () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local dodoc_opts=-r;
>    has ${EAPI} 0 1 2 3 && dodoc_opts=;
>    if ! declare -p DOCS &> /dev/null; then
>        local d;
>        for d in README* ChangeLog AUTHORS NEWS TODO CHANGES THANKS BUGS FAQ CREDITS CHANGELOG;
>        do
>            if [[ -s ${d} ]]; then
>                dodoc "${d}" || die;
>            fi;
>        done;
>    else
>        if [[ $(declare -p DOCS) == "declare -a"* ]]; then
>            if [[ -n ${DOCS[@]} ]]; then
>                dodoc ${dodoc_opts} "${DOCS[@]}" || die;
>            fi;
>        else
>            if [[ -n ${DOCS} ]]; then
>                dodoc ${dodoc_opts} ${DOCS} || die;
>            fi;
>        fi;
>    fi;
>    if [[ $(declare -p HTML_DOCS 2>/dev/null) == "declare -a"* ]]; then
>        if [[ -n ${HTML_DOCS[@]} ]]; then
>            dohtml -r "${HTML_DOCS[@]}" || die;
>        fi;
>    else
>        if [[ -n ${HTML_DOCS} ]]; then
>            dohtml -r ${HTML_DOCS} || die;
>        fi;
>    fi;
>    return 0
>}
>elibtoolize () 
>{ 
>    type -P eltpatch &> /dev/null || die "eltpatch not found; is app-portage/elt-patches installed?";
>    ELT_LOGDIR=${T} LD=$(tc-getLD) eltpatch "${@}" || die "eltpatch failed"
>}
>emktemp () 
>{ 
>    local exe="touch";
>    [[ $1 == -d ]] && exe="mkdir" && shift;
>    local topdir=$1;
>    if [[ -z ${topdir} ]]; then
>        [[ -z ${T} ]] && topdir="/tmp" || topdir=${T};
>    fi;
>    if ! type -P mktemp > /dev/null; then
>        local tmp=/;
>        while [[ -e ${tmp} ]]; do
>            tmp=${topdir}/tmp.${RANDOM}.${RANDOM}.${RANDOM};
>        done;
>        ${exe} "${tmp}" || ${exe} -p "${tmp}";
>        echo "${tmp}";
>    else
>        if [[ ${exe} == "touch" ]]; then
>            TMPDIR="${topdir}" mktemp -t tmp.XXXXXXXXXX;
>        else
>            TMPDIR="${topdir}" mktemp -dt tmp.XXXXXXXXXX;
>        fi;
>    fi
>}
>epatch () 
>{ 
>    function _epatch_draw_line () 
>    { 
>        [[ -z $1 ]] && set "$(printf "%65s" '')";
>        echo "${1//?/=}"
>    };
>    unset P4CONFIG P4PORT P4USER;
>    local EPATCH_OPTS=(${EPATCH_OPTS[*]});
>    while [[ $# -gt 0 ]]; do
>        case $1 in 
>            -*)
>                EPATCH_OPTS+=("$1")
>            ;;
>            *)
>                break
>            ;;
>        esac;
>        shift;
>    done;
>    if [[ $# -gt 1 ]]; then
>        local m;
>        for m in "$@";
>        do
>            epatch "${m}";
>        done;
>        return 0;
>    fi;
>    local SINGLE_PATCH="no";
>    [[ $# -eq 0 ]] && set -- "${EPATCH_SOURCE}";
>    if [[ -f $1 ]]; then
>        SINGLE_PATCH="yes";
>        set -- "$1";
>        local EPATCH_SUFFIX=$1;
>    else
>        if [[ -d $1 ]]; then
>            evar_push_set LC_COLLATE C;
>            set -- "$1"/*${EPATCH_SUFFIX:+."${EPATCH_SUFFIX}"};
>            evar_pop;
>        else
>            if [[ -f ${EPATCH_SOURCE}/$1 ]]; then
>                epatch "${EPATCH_SOURCE}/$1";
>                return $?;
>            else
>                [[ $# -ne 0 ]] && EPATCH_SOURCE=$1;
>                echo;
>                eerror "Cannot find \$EPATCH_SOURCE!  Value for \$EPATCH_SOURCE is:";
>                eerror;
>                eerror "  ${EPATCH_SOURCE}";
>                eerror "  ( ${EPATCH_SOURCE##*/} )";
>                echo;
>                die "Cannot find \$EPATCH_SOURCE!";
>            fi;
>        fi;
>    fi;
>    EPATCH_OPTS="${EPATCH_COMMON_OPTS} ${EPATCH_OPTS[*]}";
>    local PIPE_CMD;
>    case ${EPATCH_SUFFIX##*\.} in 
>        xz)
>            PIPE_CMD="xz -dc"
>        ;;
>        lzma)
>            PIPE_CMD="lzma -dc"
>        ;;
>        bz2)
>            PIPE_CMD="bzip2 -dc"
>        ;;
>        gz | Z | z)
>            PIPE_CMD="gzip -dc"
>        ;;
>        ZIP | zip)
>            PIPE_CMD="unzip -p"
>        ;;
>        *)
>
>        ;;
>    esac;
>    [[ ${SINGLE_PATCH} == "no" ]] && einfo "${EPATCH_MULTI_MSG}";
>    local x;
>    for x in "$@";
>    do
>        [[ ! -f ${x} ]] && continue;
>        local patchname=${x##*/};
>        local a=${patchname#*_};
>        a=${a%%_*};
>        if ! [[ ${SINGLE_PATCH} == "yes" || ${EPATCH_FORCE} == "yes" || ${a} == all || ${a} == ${ARCH} ]]; then
>            continue;
>        fi;
>        if [[ -n ${EPATCH_EXCLUDE}${EPATCH_USER_EXCLUDE} ]]; then
>            eshopts_push -o noglob;
>            local ex;
>            for ex in ${EPATCH_EXCLUDE};
>            do
>                if [[ ${patchname} == ${ex} ]]; then
>                    einfo "  Skipping ${patchname} due to EPATCH_EXCLUDE ...";
>                    eshopts_pop;
>                    continue 2;
>                fi;
>            done;
>            for ex in ${EPATCH_USER_EXCLUDE};
>            do
>                if [[ ${patchname} == ${ex} ]]; then
>                    einfo "  Skipping ${patchname} due to EPATCH_USER_EXCLUDE ...";
>                    eshopts_pop;
>                    continue 2;
>                fi;
>            done;
>            eshopts_pop;
>        fi;
>        if [[ ${SINGLE_PATCH} == "yes" ]]; then
>            if [[ -n ${EPATCH_SINGLE_MSG} ]]; then
>                einfo "${EPATCH_SINGLE_MSG}";
>            else
>                einfo "Applying ${patchname} ...";
>            fi;
>        else
>            einfo "  ${patchname} ...";
>        fi;
>        local patch="patch";
>        eval $(alias patch 2>/dev/null | sed 's:^alias ::');
>        local STDERR_TARGET="${T}/${patchname}.out";
>        if [[ -e ${STDERR_TARGET} ]]; then
>            STDERR_TARGET="${T}/${patchname}-$$.out";
>        fi;
>        printf "***** %s *****\nPWD: %s\nPATCH TOOL: %s -> %s\nVERSION INFO:\n%s\n\n" "${patchname}" "${PWD}" "${patch}" "$(type -P "${patch}")" "$(${patch} --version)" > "${STDERR_TARGET}";
>        local count=0;
>        local PATCH_TARGET;
>        if [[ -n ${PIPE_CMD} ]]; then
>            PATCH_TARGET="${T}/$$.patch";
>            echo "PIPE_COMMAND:  ${PIPE_CMD} ${x} > ${PATCH_TARGET}" >> "${STDERR_TARGET}";
>            if ! ( ${PIPE_CMD} "${x}" > "${PATCH_TARGET}" ) >> "${STDERR_TARGET}" 2>&1; then
>                echo;
>                eerror "Could not extract patch!";
>                count=5;
>                break;
>            fi;
>        else
>            PATCH_TARGET=${x};
>        fi;
>        local abs_paths=$(egrep -n '^[-+]{3} /' "${PATCH_TARGET}" | awk '$2 != "/dev/null" { print }');
>        if [[ -n ${abs_paths} ]]; then
>            count=1;
>            printf "NOTE: skipping -p0 due to absolute paths in patch:\n%s\n" "${abs_paths}" >> "${STDERR_TARGET}";
>        fi;
>        local rel_paths=$(egrep -n '^[-+]{3} [^	]*[.][.]/' "${PATCH_TARGET}");
>        if [[ -n ${rel_paths} ]]; then
>            echo;
>            eerror "Rejected Patch: ${patchname} !";
>            eerror " ( ${PATCH_TARGET} )";
>            eerror;
>            eerror "Your patch uses relative paths '../':";
>            eerror "${rel_paths}";
>            echo;
>            die "you need to fix the relative paths in patch";
>        fi;
>        local patch_cmd;
>        while [[ ${count} -lt 5 ]]; do
>            patch_cmd="${patch} -p${count} ${EPATCH_OPTS}";
>            ( _epatch_draw_line "***** ${patchname} *****";
>            echo;
>            echo "PATCH COMMAND:  ${patch_cmd} --dry-run -f < '${PATCH_TARGET}'";
>            echo;
>            _epatch_draw_line "***** ${patchname} *****";
>            ${patch_cmd} --dry-run -f < "${PATCH_TARGET}" 2>&1;
>            ret=$?;
>            echo;
>            echo "patch program exited with status ${ret}";
>            exit ${ret} ) >> "${STDERR_TARGET}";
>            if [ $? -eq 0 ]; then
>                ( _epatch_draw_line "***** ${patchname} *****";
>                echo;
>                echo "ACTUALLY APPLYING ${patchname} ...";
>                echo "PATCH COMMAND:  ${patch_cmd} < '${PATCH_TARGET}'";
>                echo;
>                _epatch_draw_line "***** ${patchname} *****";
>                ${patch_cmd} < "${PATCH_TARGET}" 2>&1;
>                ret=$?;
>                echo;
>                echo "patch program exited with status ${ret}";
>                exit ${ret} ) >> "${STDERR_TARGET}";
>                if [ $? -ne 0 ]; then
>                    echo;
>                    eerror "A dry-run of patch command succeeded, but actually";
>                    eerror "applying the patch failed!";
>                    count=5;
>                fi;
>                break;
>            fi;
>            : $(( count++ ));
>        done;
>        (( EPATCH_N_APPLIED_PATCHES++ ));
>        if [[ -n ${PIPE_CMD} ]]; then
>            rm -f "${PATCH_TARGET}";
>        fi;
>        if [[ ${count} -ge 5 ]]; then
>            echo;
>            eerror "Failed Patch: ${patchname} !";
>            eerror " ( ${PATCH_TARGET} )";
>            eerror;
>            eerror "Include in your bugreport the contents of:";
>            eerror;
>            eerror "  ${STDERR_TARGET}";
>            echo;
>            die "Failed Patch: ${patchname}!";
>        fi;
>        rm -f "${STDERR_TARGET}";
>        cat >> "${T}/epatch.log"  <<-EOF
>PATCH: ${x}
>CMD: ${patch_cmd}
>PWD: ${PWD}
>
>EOF
>
>        eend 0;
>    done;
>    [[ ${SINGLE_PATCH} == "no" ]] && einfo "Done with patching";
>    :
>}
>epatch_user () 
>{ 
>    [[ $# -ne 0 ]] && die "epatch_user takes no options";
>    local applied="${T}/epatch_user.log";
>    [[ -e ${applied} ]] && return 2;
>    local EPATCH_SOURCE check;
>    for check in ${CATEGORY}/{${P}-${PR},${P},${PN}}{,:${SLOT%/*}};
>    do
>        EPATCH_SOURCE=${EPATCH_USER_SOURCE}/${CTARGET}/${check};
>        [[ -r ${EPATCH_SOURCE} ]] || EPATCH_SOURCE=${EPATCH_USER_SOURCE}/${CHOST}/${check};
>        [[ -r ${EPATCH_SOURCE} ]] || EPATCH_SOURCE=${EPATCH_USER_SOURCE}/${check};
>        if [[ -d ${EPATCH_SOURCE} ]]; then
>            local old_n_applied_patches=${EPATCH_N_APPLIED_PATCHES:-0};
>            EPATCH_SOURCE=${EPATCH_SOURCE} EPATCH_SUFFIX="patch" EPATCH_FORCE="yes" EPATCH_MULTI_MSG="Applying user patches from ${EPATCH_SOURCE} ..." epatch;
>            echo "${EPATCH_SOURCE}" > "${applied}";
>            if [[ ${old_n_applied_patches} -lt ${EPATCH_N_APPLIED_PATCHES} ]]; then
>                has epatch_user_death_notice ${EBUILD_DEATH_HOOKS} || EBUILD_DEATH_HOOKS+=" epatch_user_death_notice";
>            fi;
>            return 0;
>        fi;
>    done;
>    echo "none" > "${applied}";
>    return 1
>}
>epatch_user_death_notice () 
>{ 
>    ewarn "!!! User patches were applied to this build!"
>}
>epause () 
>{ 
>    ewarn "QA Notice: epause is not defined in EAPI=${EAPI}, please file a bug at https://bugs.gentoo.org"
>}
>eshopts_pop () 
>{ 
>    local s;
>    estack_pop eshopts s || die "${FUNCNAME}: unbalanced push";
>    eval "${s}" || die "${FUNCNAME}: sanity: invalid shopt options: ${s}"
>}
>eshopts_push () 
>{ 
>    if [[ $1 == -[su] ]]; then
>        estack_push eshopts "$(shopt -p)";
>        [[ $# -eq 0 ]] && return 0;
>        shopt "$@" || die "${FUNCNAME}: bad options to shopt: $*";
>    else
>        estack_push eshopts "$(shopt -p -o)";
>        [[ $# -eq 0 ]] && return 0;
>        set "$@" || die "${FUNCNAME}: bad options to set: $*";
>    fi
>}
>estack_pop () 
>{ 
>    [[ $# -eq 0 || $# -gt 2 ]] && die "estack_pop: incorrect # of arguments";
>    local _estack_name="_ESTACK_$1_";
>    shift;
>    local _estack_retvar=$1;
>    shift;
>    eval local _estack_i=\${#${_estack_name}\[@\]};
>    [[ $(( --_estack_i )) -eq -1 ]] && return 1;
>    if [[ -n ${_estack_retvar} ]]; then
>        eval ${_estack_retvar}=\"\${${_estack_name}\[${_estack_i}\]}\";
>    fi;
>    eval unset \"${_estack_name}\[${_estack_i}\]\"
>}
>estack_push () 
>{ 
>    [[ $# -eq 0 ]] && die "estack_push: incorrect # of arguments";
>    local stack_name="_ESTACK_$1_";
>    shift;
>    eval ${stack_name}+=$ \"\$@\" $
>}
>esvn_clean () 
>{ 
>    [[ $# -eq 0 ]] && set -- .;
>    find "$@" -type d -name '.svn' -prune -print0 | xargs -0 rm -rf
>}
>eumask_pop () 
>{ 
>    [[ $# -eq 0 ]] || die "${FUNCNAME}: we take no options";
>    local s;
>    estack_pop eumask s || die "${FUNCNAME}: unbalanced push";
>    umask ${s} || die "${FUNCNAME}: sanity: could not restore umask: ${s}"
>}
>eumask_push () 
>{ 
>    estack_push eumask "$(umask)";
>    umask "$@" || die "${FUNCNAME}: bad options to umask: $*"
>}
>evar_pop () 
>{ 
>    local cnt=${1:-bad};
>    case $# in 
>        0)
>            cnt=1
>        ;;
>        1)
>            isdigit "${cnt}" || die "${FUNCNAME}: first arg must be a number: $*"
>        ;;
>        *)
>            die "${FUNCNAME}: only accepts one arg: $*"
>        ;;
>    esac;
>    local var val;
>    while (( cnt-- )); do
>        estack_pop evar val || die "${FUNCNAME}: unbalanced push";
>        estack_pop evar var || die "${FUNCNAME}: unbalanced push";
>        [[ ${val} == "unset_76fc3c462065bb4ca959f939e6793f94" ]] && unset ${var} || printf -v "${var}" '%s' "${val}";
>    done
>}
>evar_push () 
>{ 
>    local var val;
>    for var in "$@";
>    do
>        [[ ${!var+set} == "set" ]] && val=${!var} || val="unset_76fc3c462065bb4ca959f939e6793f94";
>        estack_push evar "${var}" "${val}";
>    done
>}
>evar_push_set () 
>{ 
>    local var=$1;
>    evar_push ${var};
>    case $# in 
>        1)
>            unset ${var}
>        ;;
>        2)
>            printf -v "${var}" '%s' "$2"
>        ;;
>        *)
>            die "${FUNCNAME}: incorrect # of args: $*"
>        ;;
>    esac
>}
>filter-flags () 
>{ 
>    _filter-hardened "$@";
>    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 () 
>{ 
>    [[ $# -ne 0 ]] && die "filter-lfs-flags takes no arguments";
>    filter-flags -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE
>}
>filter-mfpmath () 
>{ 
>    local orig_mfpmath new_math prune_math;
>    orig_mfpmath=$(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 () 
>{ 
>    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 () 
>{ 
>    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 ${order};
>    return 0
>}
>get_libdir () 
>{ 
>    local CONF_LIBDIR;
>    if [ -n "${CONF_LIBDIR_OVERRIDE}" ]; then
>        echo ${CONF_LIBDIR_OVERRIDE};
>    else
>        get_abi_LIBDIR;
>    fi
>}
>get_libname () 
>{ 
>    local libname;
>    local ver=$1;
>    case ${CHOST} in 
>        *-cygwin*)
>            libname="dll.a"
>        ;;
>        mingw* | *-mingw*)
>            libname="dll"
>        ;;
>        *-darwin*)
>            libname="dylib"
>        ;;
>        *-mint*)
>            libname="irrelevant"
>        ;;
>        hppa*-hpux*)
>            libname="sl"
>        ;;
>        *)
>            libname="so"
>        ;;
>    esac;
>    if [[ -z $* ]]; then
>        echo ".${libname}";
>    else
>        for ver in "$@";
>        do
>            case ${CHOST} in 
>                *-cygwin*)
>                    echo ".${ver}.${libname}"
>                ;;
>                *-darwin*)
>                    echo ".${ver}.${libname}"
>                ;;
>                *-mint*)
>                    echo ".${libname}"
>                ;;
>                *)
>                    echo ".${libname}.${ver}"
>                ;;
>            esac;
>        done;
>    fi
>}
>get_modname () 
>{ 
>    local modname;
>    local ver=$1;
>    case ${CHOST} in 
>        *-darwin*)
>            modname="bundle"
>        ;;
>        *)
>            modname="so"
>        ;;
>    esac;
>    echo ".${modname}"
>}
>has_m32 () 
>{ 
>    die "${FUNCNAME}: don't use this anymore"
>}
>has_m64 () 
>{ 
>    die "${FUNCNAME}: don't use this anymore"
>}
>has_multilib_profile () 
>{ 
>    [ -n "${MULTILIB_ABIS}" -a "${MULTILIB_ABIS}" != "${MULTILIB_ABIS/ /}" ]
>}
>in_iuse () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ ${#} -eq 1 ]] || die "Invalid args to ${FUNCNAME}()";
>    local flag=${1};
>    local liuse=(${IUSE});
>    has "${flag}" "${liuse[@]#[+-]}"
>}
>is-flag () 
>{ 
>    is-flagq "$@" && 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} == ${ABI} ]]
>}
>isdigit () 
>{ 
>    local d;
>    for d in "$@";
>    do
>        [[ ${d:-bad} == *[!0-9]* ]] && return 1;
>    done;
>    return 0
>}
>make_desktop_entry () 
>{ 
>    [[ -z $1 ]] && die "make_desktop_entry: You must specify the executable";
>    local exec=${1};
>    local name=${2:-${PN}};
>    local icon=${3:-${PN}};
>    local type=${4};
>    local fields=${5};
>    if [[ -z ${type} ]]; then
>        local catmaj=${CATEGORY%%-*};
>        local catmin=${CATEGORY##*-};
>        case ${catmaj} in 
>            app)
>                case ${catmin} in 
>                    accessibility)
>                        type="Utility;Accessibility"
>                    ;;
>                    admin)
>                        type=System
>                    ;;
>                    antivirus)
>                        type=System
>                    ;;
>                    arch)
>                        type="Utility;Archiving"
>                    ;;
>                    backup)
>                        type="Utility;Archiving"
>                    ;;
>                    cdr)
>                        type="AudioVideo;DiscBurning"
>                    ;;
>                    dicts)
>                        type="Office;Dictionary"
>                    ;;
>                    doc)
>                        type=Documentation
>                    ;;
>                    editors)
>                        type="Utility;TextEditor"
>                    ;;
>                    emacs)
>                        type="Development;TextEditor"
>                    ;;
>                    emulation)
>                        type="System;Emulator"
>                    ;;
>                    laptop)
>                        type="Settings;HardwareSettings"
>                    ;;
>                    office)
>                        type=Office
>                    ;;
>                    pda)
>                        type="Office;PDA"
>                    ;;
>                    vim)
>                        type="Development;TextEditor"
>                    ;;
>                    xemacs)
>                        type="Development;TextEditor"
>                    ;;
>                esac
>            ;;
>            dev)
>                type="Development"
>            ;;
>            games)
>                case ${catmin} in 
>                    action | fps)
>                        type=ActionGame
>                    ;;
>                    arcade)
>                        type=ArcadeGame
>                    ;;
>                    board)
>                        type=BoardGame
>                    ;;
>                    emulation)
>                        type=Emulator
>                    ;;
>                    kids)
>                        type=KidsGame
>                    ;;
>                    puzzle)
>                        type=LogicGame
>                    ;;
>                    roguelike)
>                        type=RolePlaying
>                    ;;
>                    rpg)
>                        type=RolePlaying
>                    ;;
>                    simulation)
>                        type=Simulation
>                    ;;
>                    sports)
>                        type=SportsGame
>                    ;;
>                    strategy)
>                        type=StrategyGame
>                    ;;
>                esac;
>                type="Game;${type}"
>            ;;
>            gnome)
>                type="Gnome;GTK"
>            ;;
>            kde)
>                type="KDE;Qt"
>            ;;
>            mail)
>                type="Network;Email"
>            ;;
>            media)
>                case ${catmin} in 
>                    gfx)
>                        type=Graphics
>                    ;;
>                    *)
>                        case ${catmin} in 
>                            radio)
>                                type=Tuner
>                            ;;
>                            sound)
>                                type=Audio
>                            ;;
>                            tv)
>                                type=TV
>                            ;;
>                            video)
>                                type=Video
>                            ;;
>                        esac;
>                        type="AudioVideo;${type}"
>                    ;;
>                esac
>            ;;
>            net)
>                case ${catmin} in 
>                    dialup)
>                        type=Dialup
>                    ;;
>                    ftp)
>                        type=FileTransfer
>                    ;;
>                    im)
>                        type=InstantMessaging
>                    ;;
>                    irc)
>                        type=IRCClient
>                    ;;
>                    mail)
>                        type=Email
>                    ;;
>                    news)
>                        type=News
>                    ;;
>                    nntp)
>                        type=News
>                    ;;
>                    p2p)
>                        type=FileTransfer
>                    ;;
>                    voip)
>                        type=Telephony
>                    ;;
>                esac;
>                type="Network;${type}"
>            ;;
>            sci)
>                case ${catmin} in 
>                    astro*)
>                        type=Astronomy
>                    ;;
>                    bio*)
>                        type=Biology
>                    ;;
>                    calc*)
>                        type=Calculator
>                    ;;
>                    chem*)
>                        type=Chemistry
>                    ;;
>                    elec*)
>                        type=Electronics
>                    ;;
>                    geo*)
>                        type=Geology
>                    ;;
>                    math*)
>                        type=Math
>                    ;;
>                    physics)
>                        type=Physics
>                    ;;
>                    visual*)
>                        type=DataVisualization
>                    ;;
>                esac;
>                type="Education;Science;${type}"
>            ;;
>            sys)
>                type="System"
>            ;;
>            www)
>                case ${catmin} in 
>                    client)
>                        type=WebBrowser
>                    ;;
>                esac;
>                type="Network;${type}"
>            ;;
>            *)
>                type=
>            ;;
>        esac;
>    fi;
>    local slot=${SLOT%/*};
>    if [[ ${slot} == "0" ]]; then
>        local desktop_name="${PN}";
>    else
>        local desktop_name="${PN}-${slot}";
>    fi;
>    local desktop="${T}/$(echo ${exec} | sed 's:[[:space:]/:]:_:g')-${desktop_name}.desktop";
>    type=${type%;}${type:+;};
>    if [[ -n ${icon} && ${icon} != /* ]] && [[ ${icon} == *.xpm || ${icon} == *.png || ${icon} == *.svg ]]; then
>        ewarn "As described in the Icon Theme Specification, icon file extensions are not";
>        ewarn "allowed in .desktop files if the value is not an absolute path.";
>        icon=${icon%.*};
>    fi;
>    cat > "${desktop}"  <<-EOF
>[Desktop Entry]
>Name=${name}
>Type=Application
>Comment=${DESCRIPTION}
>Exec=${exec}
>TryExec=${exec%% *}
>Icon=${icon}
>Categories=${type}
>EOF
>
>    if [[ ${fields:-=} != *=* ]]; then
>        ewarn "make_desktop_entry: update your 5th arg to read Path=${fields}";
>        fields="Path=${fields}";
>    fi;
>    [[ -n ${fields} ]] && printf '%b\n' "${fields}" >> "${desktop}";
>    ( insinto /usr/share/applications;
>    doins "${desktop}" ) || die "installing desktop file failed"
>}
>make_session_desktop () 
>{ 
>    [[ -z $1 ]] && eerror "$0: You must specify the title" && return 1;
>    [[ -z $2 ]] && eerror "$0: You must specify the command" && return 1;
>    local title=$1;
>    local command=$2;
>    local desktop=${T}/${wm:-${PN}}.desktop;
>    shift 2;
>    cat > "${desktop}"  <<-EOF
>[Desktop Entry]
>Name=${title}
>Comment=This session logs you into ${title}
>Exec=${command} $*
>TryExec=${command}
>Type=XSession
>EOF
>
>    ( insinto /usr/share/xsessions;
>    doins "${desktop}" )
>}
>make_wrapper () 
>{ 
>    _eutils_eprefix_init;
>    local wrapper=$1 bin=$2 chdir=$3 libdir=$4 path=$5;
>    local tmpwrapper=$(emktemp);
>    ( echo '#!/bin/sh';
>    [[ -n ${chdir} ]] && printf 'cd "%s"\n' "${EPREFIX}${chdir}";
>    if [[ -n ${libdir} ]]; then
>        local var;
>        if [[ ${CHOST} == *-darwin* ]]; then
>            var=DYLD_LIBRARY_PATH;
>        else
>            var=LD_LIBRARY_PATH;
>        fi;
>        cat  <<-EOF
>if [ "\${${var}+set}" = "set" ] ; then
>export ${var}="\${${var}}:${EPREFIX}${libdir}"
>else
>export ${var}="${EPREFIX}${libdir}"
>fi
>EOF
>
>    fi
>    printf 'exec %s "$@"\n' "${bin/#\//${EPREFIX}/}" ) > "${tmpwrapper}";
>    chmod go+rx "${tmpwrapper}";
>    if [[ -n ${path} ]]; then
>        ( exeinto "${path}";
>        newexe "${tmpwrapper}" "${wrapper}" ) || die;
>    else
>        newbin "${tmpwrapper}" "${wrapper}" || die;
>    fi
>}
>multibuild_copy_sources () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local _MULTIBUILD_INITIAL_BUILD_DIR=${BUILD_DIR:-${S}};
>    einfo "Will copy sources from ${_MULTIBUILD_INITIAL_BUILD_DIR}";
>    local cp_args=();
>    if cp --reflink=auto --version &> /dev/null; then
>        cp_args+=(--reflink=auto);
>    fi;
>    function _multibuild_create_source_copy () 
>    { 
>        einfo "${MULTIBUILD_VARIANT}: copying to ${BUILD_DIR}";
>        cp -p -R "${cp_args[@]}" "${_MULTIBUILD_INITIAL_BUILD_DIR}" "${BUILD_DIR}" || die
>    };
>    multibuild_foreach_variant _multibuild_create_source_copy
>}
>multibuild_for_best_variant () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ -n ${MULTIBUILD_VARIANTS} ]] || die "MULTIBUILD_VARIANTS need to be set";
>    local MULTIBUILD_VARIANTS=("${MULTIBUILD_VARIANTS[$(( ${#MULTIBUILD_VARIANTS[@]} - 1 ))]}");
>    multibuild_foreach_variant "${@}"
>}
>multibuild_foreach_variant () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ -n ${MULTIBUILD_VARIANTS} ]] || die "MULTIBUILD_VARIANTS need to be set";
>    local bdir=${BUILD_DIR:-${S}};
>    [[ ${bdir%%/} == ${WORKDIR%%/} ]] && bdir=${WORKDIR}/build;
>    local prev_id=${MULTIBUILD_ID:+${MULTIBUILD_ID}-};
>    local ret=0 lret=0 v;
>    debug-print "${FUNCNAME}: initial build_dir = ${bdir}";
>    for v in "${MULTIBUILD_VARIANTS[@]}";
>    do
>        local MULTIBUILD_VARIANT=${v};
>        local MULTIBUILD_ID=${prev_id}${v};
>        local BUILD_DIR=${bdir%%/}-${v};
>        function _multibuild_run () 
>        { 
>            local i=1;
>            while [[ ${!i} == _* ]]; do
>                (( i += 1 ));
>            done;
>            [[ ${i} -le ${#} ]] && einfo "${v}: running ${@:${i}}";
>            "${@}"
>        };
>        _multibuild_run "${@}" > >(exec tee -a "${T}/build-${MULTIBUILD_ID}.log") 2>&1;
>        lret=${?};
>    done;
>    [[ ${ret} -eq 0 && ${lret} -ne 0 ]] && ret=${lret};
>    return ${ret}
>}
>multibuild_merge_root () 
>{ 
>    local src=${1};
>    local dest=${2};
>    local ret;
>    if use userland_BSD; then
>        tar -C "${src}" -f - -c . | tar -x -f - -C "${dest}";
>        [[ ${PIPESTATUS[*]} == '0 0' ]];
>        ret=${?};
>    else
>        local cp_args=();
>        if cp -a --version &> /dev/null; then
>            cp_args+=(-a);
>        else
>            cp_args+=(-P -R -p);
>        fi;
>        if cp --reflink=auto --version &> /dev/null; then
>            cp_args+=(--reflink=auto);
>        fi;
>        cp "${cp_args[@]}" "${src}"/. "${dest}"/;
>        ret=${?};
>    fi;
>    if [[ ${ret} -ne 0 ]]; then
>        die "${MULTIBUILD_VARIANT:-(unknown)}: merging image failed.";
>    fi;
>    rm -rf "${src}"
>}
>multibuild_parallel_foreach_variant () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ ${EAPI} == [45] ]] || die "${FUNCNAME} is banned in EAPI ${EAPI}";
>    multibuild_foreach_variant "${@}"
>}
>multilib-minimal_src_compile () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    function multilib-minimal_abi_src_compile () 
>    { 
>        debug-print-function ${FUNCNAME} "$@";
>        pushd "${BUILD_DIR}" > /dev/null || die;
>        if declare -f multilib_src_compile > /dev/null; then
>            multilib_src_compile;
>        else
>            default_src_compile;
>        fi;
>        popd > /dev/null || die
>    };
>    multilib_foreach_abi multilib-minimal_abi_src_compile
>}
>multilib-minimal_src_configure () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    function multilib-minimal_abi_src_configure () 
>    { 
>        debug-print-function ${FUNCNAME} "$@";
>        mkdir -p "${BUILD_DIR}" || die;
>        pushd "${BUILD_DIR}" > /dev/null || die;
>        if declare -f multilib_src_configure > /dev/null; then
>            multilib_src_configure;
>        else
>            default_src_configure;
>        fi;
>        popd > /dev/null || die
>    };
>    multilib_foreach_abi multilib-minimal_abi_src_configure
>}
>multilib-minimal_src_install () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    function multilib-minimal_abi_src_install () 
>    { 
>        debug-print-function ${FUNCNAME} "$@";
>        pushd "${BUILD_DIR}" > /dev/null || die;
>        if declare -f multilib_src_install > /dev/null; then
>            multilib_src_install;
>        else
>            if [[ -f Makefile || -f GNUmakefile || -f makefile ]]; then
>                emake DESTDIR="${D}" install;
>            fi;
>        fi;
>        multilib_prepare_wrappers;
>        multilib_check_headers;
>        popd > /dev/null || die
>    };
>    multilib_foreach_abi multilib-minimal_abi_src_install;
>    multilib_install_wrappers;
>    if declare -f multilib_src_install_all > /dev/null; then
>        multilib_src_install_all;
>    else
>        einstalldocs;
>    fi
>}
>multilib-minimal_src_test () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    function multilib-minimal_abi_src_test () 
>    { 
>        debug-print-function ${FUNCNAME} "$@";
>        pushd "${BUILD_DIR}" > /dev/null || die;
>        if declare -f multilib_src_test > /dev/null; then
>            multilib_src_test;
>        else
>            default_src_test;
>        fi;
>        popd > /dev/null || die
>    };
>    multilib_foreach_abi multilib-minimal_abi_src_test
>}
>multilib_build_binaries () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ ${EAPI} == [45] ]] || die "${FUNCNAME} is banned in EAPI ${EAPI}, use multilib_is_native_abi() instead";
>    eqawarn "QA warning: multilib_build_binaries is deprecated. Please use the equivalent";
>    eqawarn "multilib_is_native_abi function instead.";
>    multilib_is_native_abi "${@}"
>}
>multilib_check_headers () 
>{ 
>    function _multilib_header_cksum () 
>    { 
>        set -o pipefail;
>        if [[ -d ${ED}usr/include ]]; then
>            find "${ED}"usr/include -type f -exec cksum {} + | sort -k2;
>        fi
>    };
>    local cksum cksum_prev;
>    local cksum_file=${T}/.multilib_header_cksum;
>    cksum=$(_multilib_header_cksum) || die;
>    unset -f _multilib_header_cksum;
>    if [[ -f ${cksum_file} ]]; then
>        cksum_prev=$(< "${cksum_file}") || die;
>        if [[ ${cksum} != ${cksum_prev} ]]; then
>            echo "${cksum}" > "${cksum_file}.new" || die;
>            eerror "Header files have changed between ABIs.";
>            if type -p diff &> /dev/null; then
>                eerror "$(diff -du "${cksum_file}" "${cksum_file}.new")";
>            else
>                eerror "Old checksums in: ${cksum_file}";
>                eerror "New checksums in: ${cksum_file}.new";
>            fi;
>            die "Header checksum mismatch, aborting.";
>        fi;
>    else
>        echo "${cksum}" > "${cksum_file}" || die;
>    fi
>}
>multilib_copy_sources () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local MULTIBUILD_VARIANTS=($(multilib_get_enabled_abi_pairs));
>    multibuild_copy_sources
>}
>multilib_env () 
>{ 
>    local CTARGET=${1:-${CTARGET}};
>    local cpu=${CTARGET%%*-};
>    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};
>                    : ${DEFAULT_ABI=amd64}
>                ;;
>            esac
>        ;;
>        mips64*)
>            export CFLAGS_o32=${CFLAGS_o32--mabi=32};
>            export CHOST_o32=${CTARGET/mips64/mips};
>            export CTARGET_o32=${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};
>            : ${DEFAULT_ABI=ppc64}
>        ;;
>        s390x*)
>            export CFLAGS_s390=${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_for_best_abi () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ ${EAPI} == [45] ]] || die "${FUNCNAME} is banned in EAPI ${EAPI}, use multilib_is_native_abi() instead";
>    eqawarn "QA warning: multilib_for_best_abi() function is deprecated and should";
>    eqawarn "not be used. The multilib_is_native_abi() check may be used instead.";
>    local MULTIBUILD_VARIANTS=($(multilib_get_enabled_abi_pairs));
>    multibuild_for_best_variant _multilib_multibuild_wrapper "${@}"
>}
>multilib_foreach_abi () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local MULTIBUILD_VARIANTS=($(multilib_get_enabled_abi_pairs));
>    multibuild_foreach_variant _multilib_multibuild_wrapper "${@}"
>}
>multilib_get_enabled_abi_pairs () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local abis=($(get_all_abis));
>    local abi i found;
>    for abi in "${abis[@]}";
>    do
>        for i in "${_MULTILIB_FLAGS[@]}";
>        do
>            local m_abis=${i#*:} m_abi;
>            local m_flag=${i%:*};
>            for m_abi in ${m_abis//,/ };
>            do
>                if [[ ${m_abi} == ${abi} ]] && { 
>                    [[ ! -n "${MULTILIB_COMPAT[@]}" ]] || has "${m_flag}" "${MULTILIB_COMPAT[@]}"
>                } && use "${m_flag}"; then
>                    echo "${m_flag}.${abi}";
>                    found=1;
>                    break 2;
>                fi;
>            done;
>        done;
>    done;
>    if [[ ! -n ${found} ]]; then
>        local abi=${ABI:-${DEFAULT_ABI}};
>        debug-print "${FUNCNAME}: no ABIs enabled, fallback to ${abi}";
>        debug-print "${FUNCNAME}: ABI=${ABI}, DEFAULT_ABI=${DEFAULT_ABI}";
>        echo ".${abi}";
>    fi
>}
>multilib_get_enabled_abis () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local pairs=($(multilib_get_enabled_abi_pairs));
>    echo "${pairs[@]#*.}"
>}
>multilib_install_wrappers () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ ${#} -le 1 ]] || die "${FUNCNAME}: too many arguments";
>    [[ ${COMPLETE_MULTILIB} == yes ]] && return;
>    local root=${1:-${ED}};
>    if [[ -d "${ED}"/tmp/multilib-include ]]; then
>        multibuild_merge_root "${ED}"/tmp/multilib-include "${root}"/usr/include;
>        rmdir "${ED}"/tmp &> /dev/null;
>    fi
>}
>multilib_is_native_abi () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ ${#} -eq 0 ]] || die "${FUNCNAME}: too many arguments";
>    [[ ${COMPLETE_MULTILIB} == yes || ${ABI} == ${DEFAULT_ABI} ]]
>}
>multilib_native_enable () 
>{ 
>    if multilib_is_native_abi; then
>        echo "--enable-${1}${2+=${2}}";
>    else
>        echo "--disable-${1}";
>    fi
>}
>multilib_native_use_enable () 
>{ 
>    if multilib_is_native_abi; then
>        use_enable "${@}";
>    else
>        echo "--disable-${2:-${1}}";
>    fi
>}
>multilib_native_use_with () 
>{ 
>    if multilib_is_native_abi; then
>        use_with "${@}";
>    else
>        echo "--without-${2:-${1}}";
>    fi
>}
>multilib_native_usex () 
>{ 
>    if multilib_is_native_abi; then
>        usex "${@}";
>    else
>        echo "${3-no}${5}";
>    fi
>}
>multilib_native_with () 
>{ 
>    if multilib_is_native_abi; then
>        echo "--with-${1}${2+=${2}}";
>    else
>        echo "--without-${1}";
>    fi
>}
>multilib_parallel_foreach_abi () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local MULTIBUILD_VARIANTS=($(multilib_get_enabled_abi_pairs));
>    multibuild_foreach_variant _multilib_multibuild_wrapper "${@}"
>}
>multilib_prepare_wrappers () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    [[ ${#} -le 1 ]] || die "${FUNCNAME}: too many arguments";
>    local root=${1:-${ED}};
>    local f;
>    if [[ ${COMPLETE_MULTILIB} == yes ]]; then
>        for f in "${MULTILIB_CHOST_TOOLS[@]}";
>        do
>            f=${f#/};
>            local dir=${f%/*};
>            local fn=${f##*/};
>            ln -s "${fn}" "${root}/${dir}/${CHOST}-${fn}" || die;
>        done;
>        return;
>    fi;
>    for f in "${MULTILIB_CHOST_TOOLS[@]}";
>    do
>        f=${f#/};
>        local dir=${f%/*};
>        local fn=${f##*/};
>        if [[ -L ${root}/${f} ]]; then
>            local target;
>            target=$(readlink "${root}/${f}") || die;
>            local target_dir target_fn=${target##*/};
>            [[ ${target} == */* ]] && target_dir=${target%/*};
>            ln -f -s "${target_dir+${target_dir}/}${CHOST}-${target_fn}" "${root}/${f}" || die;
>        fi;
>        mv "${root}/${f}" "${root}/${dir}/${CHOST}-${fn}" || die;
>        if multilib_is_native_abi; then
>            ln -s "${CHOST}-${fn}" "${root}/${f}" || die;
>        fi;
>    done;
>    if [[ -n ${MULTILIB_WRAPPED_HEADERS[@]} ]]; then
>        if [[ -n ${MULTILIB_ABI_FLAG} ]]; then
>            for f in "${MULTILIB_WRAPPED_HEADERS[@]}";
>            do
>                f=${f#/};
>                if [[ ${f} != usr/include/* ]]; then
>                    die "Wrapping headers outside of /usr/include is not supported at the moment.";
>                fi;
>                f=${f#usr/include};
>                local dir=${f%/*};
>                if [[ -f ${root}/usr/include${f} ]]; then
>                    local wrapper=${ED}/tmp/multilib-include${f};
>                    if [[ ! -f ${ED}/tmp/multilib-include${f} ]]; then
>                        dodir "/tmp/multilib-include${dir}";
>                        cat > "${wrapper}"  <<_EOF_ || 
>/* This file is auto-generated by multilib-build.eclass
> * as a multilib-friendly wrapper. For the original content,
> * please see the files that are #included below.
> */
>
>#if defined(__x86_64__) /* amd64 */
>#	if defined(__ILP32__) /* x32 ABI */
>#		error "abi_x86_x32 not supported by the package."
>#	else /* 64-bit ABI */
>#		error "abi_x86_64 not supported by the package."
>#	endif
>#elif defined(__i386__) /* plain x86 */
>#	error "abi_x86_32 not supported by the package."
>#elif defined(__mips__)
>#   if(_MIPS_SIM == _ABIN32) /* n32 */
>#       error "abi_mips_n32 not supported by the package."
>#   elif(_MIPS_SIM == _ABI64) /* n64 */
>#       error "abi_mips_n64 not supported by the package."
>#   elif(_MIPS_SIM == _ABIO32) /* o32 */
>#       error "abi_mips_o32 not supported by the package."
>#   endif
>#elif defined(__sparc__)
>#	if defined(__arch64__)
>#       error "abi_sparc_64 not supported by the package."
>#	else
>#       error "abi_sparc_32 not supported by the package."
>#	endif
>#elif defined(__s390__)
>#	if defined(__s390x__)
>#       error "abi_s390_64 not supported by the package."
>#	else
>#       error "abi_s390_32 not supported by the package."
>#	endif
>#elif defined(__powerpc__)
>#	if defined(__powerpc64__)
>#       error "abi_ppc_64 not supported by the package."
>#	else
>#       error "abi_ppc_32 not supported by the package."
>#	endif
>#elif defined(SWIG) /* https://sourceforge.net/p/swig/bugs/799/ */
>#	error "Native ABI not supported by the package."
>#else
>#	error "No ABI matched, please report a bug to bugs.gentoo.org"
>#endif
>_EOF_
> die;
>                    fi
>                    if ! grep -q "${MULTILIB_ABI_FLAG} " "${wrapper}"; then
>                        die "Flag ${MULTILIB_ABI_FLAG} not listed in wrapper template. Please report a bug to https://bugs.gentoo.org.";
>                    fi;
>                    dodir "/tmp/multilib-include/${CHOST}${dir}";
>                    mv "${root}/usr/include${f}" "${ED}/tmp/multilib-include/${CHOST}${dir}/" || die;
>                    sed -e "/${MULTILIB_ABI_FLAG} /s&error.*&include <${CHOST}${f}>&" -i "${wrapper}" || die;
>                    if multilib_is_native_abi; then
>                        sed -e "/Native ABI/s&error.*&include <${CHOST}${f}>&" -i "${wrapper}" || die;
>                    fi;
>                fi;
>            done;
>        fi;
>    fi
>}
>multilib_src_compile () 
>{ 
>    emake "${_at_args[@]}"
>}
>multilib_src_configure () 
>{ 
>    [[ -n ${AUTOTOOLS_IN_SOURCE_BUILD} ]] && local ECONF_SOURCE=${BUILD_DIR};
>    autotools-utils_src_configure "${_at_args[@]}"
>}
>multilib_src_install () 
>{ 
>    emake DESTDIR="${D}" "${_at_args[@]}" install
>}
>multilib_src_install_all () 
>{ 
>    einstalldocs;
>    local prune_ltfiles=${AUTOTOOLS_PRUNE_LIBTOOL_FILES};
>    if [[ ${prune_ltfiles} != none ]]; then
>        prune_libtool_files ${prune_ltfiles:+--${prune_ltfiles}};
>    fi
>}
>multilib_src_test () 
>{ 
>    autotools-utils_src_test "${_at_args[@]}"
>}
>multilib_toolchain_setup () 
>{ 
>    local v vv;
>    export ABI=$1;
>    if [[ ${_DEFAULT_ABI_SAVED} == "true" ]]; then
>        for v in CHOST CBUILD AS CC CXX F77 FC LD PKG_CONFIG_{LIBDIR,PATH};
>        do
>            vv="_abi_saved_${v}";
>            [[ ${!vv+set} == "set" ]] && export ${v}="${!vv}" || unset ${v};
>            unset ${vv};
>        done;
>        unset _DEFAULT_ABI_SAVED;
>    fi;
>    if [[ ${ABI} != ${DEFAULT_ABI} ]]; then
>        for v in CHOST CBUILD AS CC CXX F77 FC LD PKG_CONFIG_{LIBDIR,PATH};
>        do
>            vv="_abi_saved_${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 ${DEFAULT_ABI});
>        export CC="$(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) $(get_abi_LDFLAGS)";
>        export CHOST=$(get_abi_CHOST $1);
>        export PKG_CONFIG_LIBDIR=${EPREFIX}/usr/$(get_libdir)/pkgconfig;
>        export PKG_CONFIG_PATH=${EPREFIX}/usr/share/pkgconfig;
>    fi
>}
>newicon () 
>{ 
>    _iconins ${FUNCNAME} "$@"
>}
>newmenu () 
>{ 
>    ( insinto /usr/share/applications;
>    newins "$@" )
>}
>no-as-needed () 
>{ 
>    case $($(tc-getLD) -v 2>&1 </dev/null) in 
>        *GNU*)
>            echo "-Wl,--no-as-needed"
>        ;;
>    esac
>}
>number_abis () 
>{ 
>    set -- `get_install_abis`;
>    echo $#
>}
>optfeature () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    local i j msg;
>    local desc=$1;
>    local flag=0;
>    shift;
>    for i in "$@";
>    do
>        for j in ${i};
>        do
>            if has_version "${j}"; then
>                flag=1;
>            else
>                flag=0;
>                break;
>            fi;
>        done;
>        if [[ ${flag} -eq 1 ]]; then
>            break;
>        fi;
>    done;
>    if [[ ${flag} -eq 0 ]]; then
>        for i in "$@";
>        do
>            msg=" ";
>            for j in ${i};
>            do
>                msg+=" ${j} and";
>            done;
>            msg="${msg:0: -4} for ${desc}";
>            elog "${msg}";
>        done;
>    fi
>}
>path_exists () 
>{ 
>    local opt=$1;
>    [[ ${opt} == -[ao] ]] && shift || opt="-a";
>    [[ $# -eq 0 ]] && return 1;
>    local p r=0;
>    for p in "$@";
>    do
>        [[ -e ${p} ]];
>        : $(( r += $? ));
>    done;
>    case ${opt} in 
>        -a)
>            return $(( r != 0 ))
>        ;;
>        -o)
>            return $(( r == $# ))
>        ;;
>    esac
>}
>pkg_nofetch () 
>{ 
>    default
>}
>pkg_postinst () 
>{ 
>    xorg-2_pkg_postinst "$@"
>}
>pkg_postrm () 
>{ 
>    xorg-2_pkg_postrm "$@"
>}
>preserve_old_lib () 
>{ 
>    _eutils_eprefix_init;
>    if [[ ${EBUILD_PHASE} != "preinst" ]]; then
>        eerror "preserve_old_lib() must be called from pkg_preinst() only";
>        die "Invalid preserve_old_lib() usage";
>    fi;
>    [[ -z $1 ]] && die "Usage: preserve_old_lib <library to preserve> [more libraries to preserve]";
>    has preserve-libs ${FEATURES} && return 0;
>    local lib dir;
>    for lib in "$@";
>    do
>        [[ -e ${EROOT}/${lib} ]] || continue;
>        dir=${lib%/*};
>        dodir ${dir} || die "dodir ${dir} failed";
>        cp "${EROOT}"/${lib} "${ED}"/${lib} || die "cp ${lib} failed";
>        touch "${ED}"/${lib};
>    done
>}
>preserve_old_lib_notify () 
>{ 
>    if [[ ${EBUILD_PHASE} != "postinst" ]]; then
>        eerror "preserve_old_lib_notify() must be called from pkg_postinst() only";
>        die "Invalid preserve_old_lib_notify() usage";
>    fi;
>    has preserve-libs ${FEATURES} && return 0;
>    _eutils_eprefix_init;
>    local lib notice=0;
>    for lib in "$@";
>    do
>        [[ -e ${EROOT}/${lib} ]] || continue;
>        if [[ ${notice} -eq 0 ]]; then
>            notice=1;
>            ewarn "Old versions of installed libraries were detected on your system.";
>            ewarn "In order to avoid breaking packages that depend on these old libs,";
>            ewarn "the libraries are not being removed.  You need to run revdep-rebuild";
>            ewarn "in order to remove these old dependencies.  If you do not have this";
>            ewarn "helper program, simply emerge the 'gentoolkit' package.";
>            ewarn;
>        fi;
>        ewarn "  # revdep-rebuild --library '${lib}' && rm '${lib}'";
>    done
>}
>prune_libtool_files () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    local removing_all removing_modules opt;
>    for opt in "$@";
>    do
>        case "${opt}" in 
>            --all)
>                removing_all=1;
>                removing_modules=1
>            ;;
>            --modules)
>                removing_modules=1
>            ;;
>            *)
>                die "Invalid argument to ${FUNCNAME}(): ${opt}"
>            ;;
>        esac;
>    done;
>    local f;
>    local queue=();
>    while IFS= read -r -d '' f; do
>        local archivefile=${f/%.la/.a};
>        if ! sed -n -e '/^# Generated by .*libtool/q0;4q1' "${f}"; then
>            continue;
>        fi;
>        [[ ${f} != ${archivefile} ]] || die 'regex sanity check failed';
>        local reason= pkgconfig_scanned=;
>        local snotlink=$(sed -n -e 's:^shouldnotlink=::p' "${f}");
>        if [[ ${snotlink} == yes ]]; then
>            if [[ -f ${archivefile} ]]; then
>                einfo "Removing unnecessary ${archivefile#${D%/}} (static plugin)";
>                queue+=("${archivefile}");
>            fi;
>            if [[ -n ${removing_modules} ]]; then
>                reason='module';
>            fi;
>        else
>            if [[ -n ${removing_all} ]]; then
>                reason='requested';
>            else
>                if [[ ! -f ${archivefile} ]]; then
>                    reason='no static archive';
>                else
>                    if [[ ! -n $(sed -nre 					"s/^(dependency_libs|inherited_linker_flags)='(.*)'$/\2/p" 					"${f}") ]]; then
>                        reason='no libs & flags';
>                    else
>                        if [[ ! -n ${pkgconfig_scanned} ]]; then
>                            local pc_libs=();
>                            if [[ ! -n ${removing_all} ]]; then
>                                local pc;
>                                local tf=${T}/prune-lt-files.pc;
>                                local pkgconf=$(tc-getPKG_CONFIG);
>                                while IFS= read -r -d '' pc; do
>                                    local arg libs;
>                                    if ${pkgconf} --exists "${pc}" &> /dev/null; then
>                                        sed -e '/^Requires:/d' "${pc}" > "${tf}";
>                                        libs=$(${pkgconf} --libs "${tf}");
>                                    else
>                                        libs=$(sed -ne 's/^Libs://p' "${pc}");
>                                    fi;
>                                    for arg in ${libs};
>                                    do
>                                        if [[ ${arg} == -l* ]]; then
>                                            if [[ ${arg} == '*$*' ]]; then
>                                                eerror "${FUNCNAME}: variable substitution likely failed in ${pc}";
>                                                eerror "(arg: ${arg})";
>                                                eerror "Most likely, you need to add virtual/pkgconfig to DEPEND.";
>                                                die "${FUNCNAME}: unsubstituted variable found in .pc";
>                                            fi;
>                                            pc_libs+=(lib${arg#-l}.la);
>                                        fi;
>                                    done;
>                                done < <(find "${D}" -type f -name '*.pc' -print0);
>                                rm -f "${tf}";
>                            fi;
>                            pkgconfig_scanned=1;
>                        fi;
>                        has "${f##*/}" "${pc_libs[@]}" && reason='covered by .pc';
>                    fi;
>                fi;
>            fi;
>        fi;
>        if [[ -n ${reason} ]]; then
>            einfo "Removing unnecessary ${f#${D%/}} (${reason})";
>            queue+=("${f}");
>        fi;
>    done < <(find "${D}" -xtype f -name '*.la' -print0);
>    if [[ -n ${queue[@]} ]]; then
>        rm -f "${queue[@]}";
>    fi
>}
>raw-ldflags () 
>{ 
>    local x input="$@";
>    [[ -z ${input} ]] && input=${LDFLAGS};
>    set --;
>    for x in ${input};
>    do
>        case ${x} in 
>            -Wl,*)
>                x=${x#-Wl,};
>                set -- "$@" ${x//,/ }
>            ;;
>            *)
>
>            ;;
>        esac;
>    done;
>    echo "$@"
>}
>remove_font_metadata () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    if [[ ${FONT_DIR} != Speedo && ${FONT_DIR} != CID ]]; then
>        einfo "Removing font metadata";
>        rm -rf "${ED}"/usr/share/fonts/${FONT_DIR}/fonts.{scale,dir,cache-1};
>    fi
>}
>replace-cpu-flags () 
>{ 
>    local newcpu="$#";
>    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 () 
>{ 
>    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
>}
>run_in_build_dir () 
>{ 
>    debug-print-function ${FUNCNAME} "${@}";
>    local ret;
>    [[ ${#} -ne 0 ]] || die "${FUNCNAME}: no command specified.";
>    [[ -n ${BUILD_DIR} ]] || die "${FUNCNAME}: BUILD_DIR not set.";
>    mkdir -p "${BUILD_DIR}" || die;
>    pushd "${BUILD_DIR}" > /dev/null || die;
>    "${@}";
>    ret=${?};
>    popd > /dev/null || die;
>    return ${ret}
>}
>setup-allowed-flags () 
>{ 
>    ALLOWED_FLAGS=(-pipe -O '-O[12sg]' -mcpu -march -mtune '-fstack-protector*' '-fsanitize*' '-fstack-check*' -fno-stack-check -fbounds-check -fbounds-checking -fno-strict-overflow -fno-PIE -fno-pie -nopie -no-pie -fno-unit-at-a-time -g '-g[0-9]' -ggdb '-ggdb[0-9]' '-gdwarf-*' gstabs -gstabs+ -fno-ident -fpermissive -frecord-gcc-switches '-fdiagnostics*' '-fplugin*' '-W*' -w '-[DUILR]*' '-Wl,*');
>    ALLOWED_FLAGS+=('-fno-stack-protector*' '-fabi-version=*' -fno-strict-aliasing -fno-bounds-check -fno-bounds-checking -fstrict-overflow -fno-omit-frame-pointer '-fno-builtin*');
>    ALLOWED_FLAGS+=(-mregparm -mno-app-regs -mapp-regs -mno-mmx -mno-sse -mno-sse2 -mno-sse3 -mno-ssse3 -mno-sse4 -mno-sse4.1 -mno-sse4.2 -mno-avx -mno-aes -mno-pclmul -mno-sse4a -mno-3dnow -mno-popcnt -mno-abm -mips1 -mips2 -mips3 -mips4 -mips32 -mips64 -mips16 -mplt -msoft-float -mno-soft-float -mhard-float -mno-hard-float -mfpu -mieee -mieee-with-inexact -mschedule -mfloat-gprs -mspe -mno-spe -mtls-direct-seg-refs -mno-tls-direct-seg-refs -mflat -mno-flat -mno-faster-structs -mfaster-structs -m32 -m64 -mx32 -mabi -mlittle-endian -mbig-endian -EL -EB -fPIC -mlive-g0 -mcmodel -mstack-bias -mno-stack-bias -msecure-plt '-m*-toc' -mfloat-abi -mfix-r10000 -mno-fix-r10000 -mthumb -marm -mno-fma4 -mno-movbe -mno-xop -mno-lwp -mno-fsgsbase -mno-rdrnd -mno-f16c -mno-bmi -mno-tbm -mno-avx2 -mno-bmi2 -mno-fma -mno-lzcnt -mno-fxsr -mno-hle -mno-rtm -mno-xsave -mno-xsaveopt -mno-avx512cd -mno-avx512er -mno-avx512f -mno-avx512pf -mno-sha)
>}
>src_compile () 
>{ 
>    xorg-2_src_compile "$@"
>}
>src_configure () 
>{ 
>    xorg-2_src_configure "$@"
>}
>src_install () 
>{ 
>    xorg-2_src_install "$@"
>}
>src_prepare () 
>{ 
>    xorg-2_src_prepare "$@"
>}
>src_test () 
>{ 
>    autotools-multilib_src_test "$@"
>}
>src_unpack () 
>{ 
>    xorg-2_src_unpack "$@"
>}
>strip-flags () 
>{ 
>    local x y var;
>    local ALLOWED_FLAGS;
>    setup-allowed-flags;
>    set -f;
>    for var in $(all-flag-vars);
>    do
>        local new=();
>        for x in ${!var};
>        do
>            local flag=${x%%=*};
>            for y in "${ALLOWED_FLAGS[@]}";
>            do
>                if [[ -z ${flag%%${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-linguas () 
>{ 
>    local ls newls nols;
>    if [[ $1 == "-i" ]] || [[ $1 == "-u" ]]; then
>        local op=$1;
>        shift;
>        ls=$(find "$1" -name '*.po' -exec basename {} .po ';');
>        shift;
>        local d f;
>        for d in "$@";
>        do
>            if [[ ${op} == "-u" ]]; then
>                newls=${ls};
>            else
>                newls="";
>            fi;
>            for f in $(find "$d" -name '*.po' -exec basename {} .po ';');
>            do
>                if [[ ${op} == "-i" ]]; then
>                    has ${f} ${ls} && newls="${newls} ${f}";
>                else
>                    has ${f} ${ls} || newls="${newls} ${f}";
>                fi;
>            done;
>            ls=${newls};
>        done;
>    else
>        ls="$@";
>    fi;
>    nols="";
>    newls="";
>    for f in ${LINGUAS};
>    do
>        if has ${f} ${ls}; then
>            newls="${newls} ${f}";
>        else
>            nols="${nols} ${f}";
>        fi;
>    done;
>    [[ -n ${nols} ]] && einfo "Sorry, but ${PN} does not support the LINGUAS:" ${nols};
>    export LINGUAS=${newls:1}
>}
>strip-unsupported-flags () 
>{ 
>    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-CC ${LDFLAGS})
>}
>tc-arch () 
>{ 
>    tc-ninja_magic_to_arch portage "$@"
>}
>tc-arch-kernel () 
>{ 
>    tc-ninja_magic_to_arch kern "$@"
>}
>tc-check-openmp () 
>{ 
>    if ! tc-has-openmp; then
>        eerror "Your current compiler does not support OpenMP!";
>        if tc-is-gcc; then
>            eerror "Enable OpenMP support by building sys-devel/gcc with USE=\"openmp\".";
>        else
>            if tc-is-clang; then
>                eerror "OpenMP support in sys-devel/clang is provided by sys-libs/libomp.";
>            fi;
>        fi;
>        die "Active compiler does not have required support for OpenMP";
>    fi
>}
>tc-enables-pie () 
>{ 
>    local ret="$($(tc-getCC) ${CPPFLAGS} ${CFLAGS} -E -P - <<-EOF 2> /dev/null | grep '^true$'
>		#if defined(__PIE__)
>		true
>		#endif
>		EOF
>	)";
>    [[ ${ret} == true ]]
>}
>tc-enables-ssp () 
>{ 
>    local ret="$($(tc-getCC) ${CPPFLAGS} ${CFLAGS} -E -P - <<-EOF 2> /dev/null | grep '^true$'
>		#if defined(__SSP__) || defined(__SSP_STRONG__) || defined(__SSP_ALL__)
>		true
>		#endif
>		EOF
>	)";
>    [[ ${ret} == true ]]
>}
>tc-enables-ssp-all () 
>{ 
>    local ret="$($(tc-getCC) ${CPPFLAGS} ${CFLAGS} -E -P - <<-EOF 2> /dev/null | grep '^true$'
>		#if defined(__SSP_ALL__)
>		true
>		#endif
>		EOF
>	)";
>    [[ ${ret} == true ]]
>}
>tc-enables-ssp-strong () 
>{ 
>    local ret="$($(tc-getCC) ${CPPFLAGS} ${CFLAGS} -E -P - <<-EOF 2> /dev/null | grep '^true$'
>		#if defined(__SSP_STRONG__) || defined(__SSP_ALL__)
>		true
>		#endif
>		EOF
>	)";
>    [[ ${ret} == true ]]
>}
>tc-endian () 
>{ 
>    local host=$1;
>    [[ -z ${host} ]] && host=${CTARGET:-${CHOST}};
>    host=${host%%-*};
>    case ${host} in 
>        aarch64*be)
>            echo big
>        ;;
>        aarch64)
>            echo little
>        ;;
>        alpha*)
>            echo little
>        ;;
>        arm*b*)
>            echo big
>        ;;
>        arm*)
>            echo little
>        ;;
>        cris*)
>            echo little
>        ;;
>        hppa*)
>            echo big
>        ;;
>        i?86*)
>            echo little
>        ;;
>        ia64*)
>            echo little
>        ;;
>        m68*)
>            echo big
>        ;;
>        mips*l*)
>            echo little
>        ;;
>        mips*)
>            echo big
>        ;;
>        powerpc*le)
>            echo little
>        ;;
>        powerpc*)
>            echo big
>        ;;
>        s390*)
>            echo big
>        ;;
>        sh*b*)
>            echo big
>        ;;
>        sh*)
>            echo little
>        ;;
>        sparc*)
>            echo big
>        ;;
>        x86_64*)
>            echo little
>        ;;
>        *)
>            echo wtf
>        ;;
>    esac
>}
>tc-env_build () 
>{ 
>    tc-export_build_env;
>    CFLAGS=${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) "$@"
>}
>tc-export () 
>{ 
>    local var;
>    for var in "$@";
>    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 "$@";
>    : ${BUILD_CFLAGS:=-O1 -pipe};
>    : ${BUILD_CXXFLAGS:=-O1 -pipe};
>    : ${BUILD_CPPFLAGS:= };
>    : ${BUILD_LDFLAGS:= };
>    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 () 
>{ 
>    _tc-getPROG CBUILD "BUILD_$1 $1_FOR_BUILD HOST$1" "${@:2}"
>}
>tc-getBUILD_RANLIB () 
>{ 
>    tc-getBUILD_PROG RANLIB ranlib "$@"
>}
>tc-getBUILD_STRIP () 
>{ 
>    tc-getBUILD_PROG STRIP strip "$@"
>}
>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 "$@"
>}
>tc-getSTRIP () 
>{ 
>    tc-getPROG STRIP strip "$@"
>}
>tc-has-openmp () 
>{ 
>    local base="${T}/test-tc-openmp";
>    cat > "${base}.c"  <<-EOF
>#include <omp.h>
>int main() {
>int nthreads, tid, ret = 0;
>#pragma omp parallel private(nthreads, tid)
>{
>tid = omp_get_thread_num();
>nthreads = omp_get_num_threads(); ret += tid + nthreads;
>}
>return ret;
>}
>EOF
>
>    $(tc-getCC "$@") -fopenmp "${base}.c" -o "${base}" &> /dev/null;
>    local ret=$?;
>    rm -f "${base}"*;
>    return ${ret}
>}
>tc-has-tls () 
>{ 
>    local base="${T}/test-tc-tls";
>    cat > "${base}.c"  <<-EOF
>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 () 
>{ 
>    [[ $(tc-get-compiler-type) == gcc ]]
>}
>tc-is-softfloat () 
>{ 
>    local CTARGET=${CTARGET:-${CHOST}};
>    case ${CTARGET} in 
>        bfin* | h8300*)
>            echo "only"
>        ;;
>        *)
>            if [[ ${CTARGET//_/-} == *-softfloat-* ]]; then
>                echo "yes";
>            else
>                if [[ ${CTARGET//_/-} == *-softfp-* ]]; then
>                    echo "softfp";
>                else
>                    echo "no";
>                fi;
>            fi
>        ;;
>    esac
>}
>tc-is-static-only () 
>{ 
>    local host=${CTARGET:-${CHOST}};
>    [[ ${host} == *-mint* ]]
>}
>tc-ld-disable-gold () 
>{ 
>    if ! tc-ld-is-gold "$@"; then
>        return;
>    fi;
>    ewarn "Forcing usage of the BFD linker instead of GOLD";
>    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 major=$(gcc-major-version "$@");
>    local minor=$(gcc-minor-version "$@");
>    if [[ ${major} -lt 4 ]] || [[ ${major} -eq 4 && ${minor} -lt 8 ]]; then
>        if [[ -e ${path_ld} ]]; then
>            local d="${T}/bfd-linker";
>            mkdir -p "${d}";
>            ln -sf "${path_ld}" "${d}"/ld;
>            export LDFLAGS="${LDFLAGS} -B${d}";
>        else
>            die "unable to locate a BFD linker to bypass gold";
>        fi;
>    else
>        export LDFLAGS="${LDFLAGS} -fuse-ld=bfd";
>    fi
>}
>tc-ld-is-gold () 
>{ 
>    local out;
>    out=$($(tc-getLD "$@") --version 2>&1);
>    if [[ ${out} == *"GNU gold"* ]]; then
>        return 0;
>    fi;
>    local base="${T}/test-tc-gold";
>    cat > "${base}.c"  <<-EOF
>int main() { return 0; }
>EOF
>
>    out=$($(tc-getCC "$@") ${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-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
>        ;;
>        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
>}
>test-flag-CC () 
>{ 
>    test-flag-PROG "CC" c "$1"
>}
>test-flag-CXX () 
>{ 
>    test-flag-PROG "CXX" c++ "$1"
>}
>test-flag-F77 () 
>{ 
>    test-flag-PROG "F77" f77 "$1"
>}
>test-flag-FC () 
>{ 
>    test-flag-PROG "FC" f95 "$1"
>}
>test-flag-PROG () 
>{ 
>    local comp=$1;
>    local lang=$2;
>    local flag=$3;
>    [[ -z ${comp} || -z ${flag} ]] && return 1;
>    local cmdline=($(tc-get${comp}) -Werror -c -o /dev/null);
>    if "${cmdline[@]}" -x${lang} - < /dev/null &> /dev/null; then
>        cmdline+=("${flag}" -x${lang} -);
>    else
>        cmdline+=("${flag}" -c -o /dev/null /dev/null);
>    fi;
>    if ! "${cmdline[@]}" < /dev/null &> /dev/null; then
>        cmdline+=(-Qunused-arguments);
>        "${cmdline[@]}" < /dev/null &> /dev/null;
>    fi
>}
>test-flags () 
>{ 
>    test-flags-CC "$@"
>}
>test-flags-CC () 
>{ 
>    test-flags-PROG "CC" "$@"
>}
>test-flags-CXX () 
>{ 
>    test-flags-PROG "CXX" "$@"
>}
>test-flags-F77 () 
>{ 
>    test-flags-PROG "F77" "$@"
>}
>test-flags-FC () 
>{ 
>    test-flags-PROG "FC" "$@"
>}
>test-flags-PROG () 
>{ 
>    local comp=$1;
>    local flags=();
>    local x;
>    shift;
>    [[ -z ${comp} ]] && return 1;
>    for x in "$@";
>    do
>        test-flag-${comp} "${x}" && flags+=("${x}");
>    done;
>    echo "${flags[*]}";
>    [[ ${#flags[@]} -gt 0 ]]
>}
>test_version_info () 
>{ 
>    if [[ $($(tc-getCC) --version 2>&1) == *$1* ]]; then
>        return 0;
>    else
>        return 1;
>    fi
>}
>uclibctoolize () 
>{ 
>    die "Use elibtoolize"
>}
>use_if_iuse () 
>{ 
>    in_iuse $1 || return 1;
>    use $1
>}
>validate_desktop_entries () 
>{ 
>    eqawarn "validate_desktop_entries is deprecated and should be not be used.";
>    eqawarn ".desktop file validation is done implicitly by Portage now.";
>    _eutils_eprefix_init;
>    if [[ -x "${EPREFIX}"/usr/bin/desktop-file-validate ]]; then
>        einfo "Checking desktop entry validity";
>        local directories="";
>        for d in /usr/share/applications $@;
>        do
>            [[ -d ${ED}${d} ]] && directories="${directories} ${ED}${d}";
>        done;
>        if [[ -n ${directories} ]]; then
>            for FILE in $(find ${directories} -name "*\.desktop" 							-not -path '*.hidden*' | sort -u 2>/dev/null);
>            do
>                local temp=$(desktop-file-validate ${FILE} | grep -v "warning:" | 								sed -e "s|error: ||" -e "s|${FILE}:|--|g" );
>                [[ -n $temp ]] && elog ${temp/--/${FILE/${ED}/}:};
>            done;
>        fi;
>        echo "";
>    else
>        einfo "Passing desktop entry validity check. Install dev-util/desktop-file-utils, if you want to help to improve Gentoo.";
>    fi
>}
>xorg-2_flags_setup () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    [[ ${CHOST} == *-winnt* ]] && append-cppflags -DWIN32 -D__STDC__;
>    [[ ${PN} = xorg-server || -n ${DRIVER} ]] && append-ldflags -Wl,-z,lazy;
>    if has static-libs ${IUSE//+}; then
>        filter-flags -Wl,-Bdirect;
>        filter-ldflags -Bdirect;
>        filter-ldflags -Wl,-Bdirect;
>    fi
>}
>xorg-2_font_configure () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    if has nls ${IUSE//+} && ! use nls; then
>        if grep -q -s "disable-all-encodings" ${ECONF_SOURCE:-.}/configure; then
>            FONT_OPTIONS+="
>				--disable-all-encodings";
>        else
>            FONT_OPTIONS+="
>				--disable-iso8859-2
>				--disable-iso8859-3
>				--disable-iso8859-4
>				--disable-iso8859-5
>				--disable-iso8859-6
>				--disable-iso8859-7
>				--disable-iso8859-8
>				--disable-iso8859-9
>				--disable-iso8859-10
>				--disable-iso8859-11
>				--disable-iso8859-12
>				--disable-iso8859-13
>				--disable-iso8859-14
>				--disable-iso8859-15
>				--disable-iso8859-16
>				--disable-jisx0201
>				--disable-koi8-r";
>        fi;
>    fi
>}
>xorg-2_patch_source () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    EPATCH_SUFFIX=${EPATCH_SUFFIX:=patch};
>    [[ -d "${EPATCH_SOURCE}" ]] && epatch
>}
>xorg-2_pkg_postinst () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    if [[ -n ${FONT} ]]; then
>        create_fonts_scale;
>        create_fonts_dir;
>        font_pkg_postinst "$@";
>    fi
>}
>xorg-2_pkg_postrm () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    if [[ -n ${FONT} ]]; then
>        if [[ ${EAPI} -lt 4 || -z ${REPLACED_BY_VERSION} ]]; then
>            create_fonts_scale;
>            create_fonts_dir;
>            font_pkg_postrm "$@";
>        fi;
>    fi
>}
>xorg-2_pkg_setup () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    [[ ${FONT} == yes ]] && font_pkg_setup "$@"
>}
>xorg-2_reconf_source () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    case ${CHOST} in 
>        *-aix* | *-winnt*)
>            [[ -e "./configure.ac" || -e "./configure.in" ]] && AUTOTOOLS_AUTORECONF=1
>        ;;
>        *)
>            [[ ${XORG_EAUTORECONF} != no && ( -e "./configure.ac" || -e "./configure.in" ) ]] && AUTOTOOLS_AUTORECONF=1
>        ;;
>    esac
>}
>xorg-2_src_compile () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    if [[ ${XORG_MULTILIB} == yes ]]; then
>        autotools-multilib_src_compile "$@";
>    else
>        autotools-utils_src_compile "$@";
>    fi
>}
>xorg-2_src_configure () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    xorg-2_flags_setup;
>    if [[ $(declare -p XORG_CONFIGURE_OPTIONS 2>&-) != "declare -a"* ]]; then
>        if [[ -n "${CONFIGURE_OPTIONS}" ]]; then
>            eqawarn "CONFIGURE_OPTIONS are deprecated. Please migrate to XORG_CONFIGURE_OPTIONS";
>            eqawarn "to preserve namespace.";
>        fi;
>        local xorgconfadd=(${CONFIGURE_OPTIONS} ${XORG_CONFIGURE_OPTIONS});
>    else
>        local xorgconfadd=("${XORG_CONFIGURE_OPTIONS[@]}");
>    fi;
>    [[ -n "${FONT}" ]] && xorg-2_font_configure;
>    if grep -q -s "disable-depencency-tracking" ${ECONF_SOURCE:-.}/configure; then
>        local dep_track="--disable-dependency-tracking";
>    fi;
>    if grep -q -s "disable-selective-werror" ${ECONF_SOURCE:-.}/configure; then
>        local selective_werror="--disable-selective-werror";
>    fi;
>    local myeconfargs=(${dep_track} ${selective_werror} ${FONT_OPTIONS} "${xorgconfadd[@]}");
>    if [[ ${XORG_MULTILIB} == yes ]]; then
>        autotools-multilib_src_configure "$@";
>    else
>        autotools-utils_src_configure "$@";
>    fi
>}
>xorg-2_src_install () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    local install_args=(docdir="${EPREFIX}/usr/share/doc/${PF}");
>    if [[ ${CATEGORY} == x11-proto ]]; then
>        install_args+=(${PN/proto/}docdir="${EPREFIX}/usr/share/doc/${PF}");
>    fi;
>    if [[ ${XORG_MULTILIB} == yes ]]; then
>        autotools-multilib_src_install "${install_args[@]}";
>    else
>        autotools-utils_src_install "${install_args[@]}";
>    fi;
>    if [[ -n ${GIT_ECLASS} ]]; then
>        pushd "${EGIT_STORE_DIR}/${EGIT_CLONE_DIR}" > /dev/null || die;
>        git log ${EGIT_COMMIT} > "${S}"/ChangeLog;
>        popd > /dev/null || die;
>    fi;
>    if [[ -e "${S}"/ChangeLog ]]; then
>        dodoc "${S}"/ChangeLog || die "dodoc failed";
>    fi;
>    prune_libtool_files --all;
>    [[ -n ${FONT} ]] && remove_font_metadata
>}
>xorg-2_src_prepare () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    xorg-2_patch_source;
>    xorg-2_reconf_source;
>    autotools-utils_src_prepare "$@"
>}
>xorg-2_src_unpack () 
>{ 
>    debug-print-function ${FUNCNAME} "$@";
>    if [[ -n ${GIT_ECLASS} ]]; then
>        git-r3_src_unpack;
>    else
>        unpack ${A};
>    fi;
>    [[ -n ${FONT_OPTIONS} ]] && einfo "Detected font directory: ${FONT_DIR}"
>}

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Attachments on bug 629690: 491916 | 491918 | 491920 | 491922 | 491924 | 491926 | 491928