enviroment of boost-1.51.0

environment (text/plain), 201.85 KB, created by Jimis Hol on 2012-11-02 18:19:06 UTC

declare -x ABI="amd64"
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 ALSA_PCM_PLUGINS="adpcm alaw asym copy dmix dshare dsnoop empty extplug file hooks iec958 ioplug ladspa lfloat linear meter mmap_emul mulaw multi null plug rate route share shm softvol"
declare -x ANT_HOME="/usr/share/ant"
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 -x BOOTSTRAP_USE="cxx unicode multilib"
declare -x CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump"
declare -x CAMERAS="ptp2"
declare -x CBUILD="x86_64-pc-linux-gnu"
declare -x CFLAGS="-march=native -O2 -pipe"
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 CTARGET_default="x86_64-pc-linux-gnu"
declare -x CXXFLAGS="-march=native -O2 -pipe"
declare -x DBUS_SESSION_BUS_ADDRESS="unix:abstract=/tmp/dbus-Zt2BZcUE5s,guid=b54200e856fd362a9eda53265093cb0e"
declare -x DEFAULT_ABI="amd64"
declare -x DEFINED_PHASES=" compile configure install postinst postrm prepare setup test unpack"
declare DEPEND="!<dev-libs/boost-1.34.0
	!<=dev-util/boost-build-1.35.0-r1
	test? ( sys-apps/diffutils ) python? ( =dev-lang/python-2* )"
declare DESCRIPTION="A system for large project software construction, which is simple to use and powerful."
declare -x DESKTOP_SESSION="gnome"
declare -x DESTTREE="/usr"
declare -x DIROPTIONS="-m0755"
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/dev-util/boost-build-1.51.0/work/patch"
declare -- EPATCH_SUFFIX="patch.bz2"
declare -x EXEOPTIONS="-m0755"
declare -x FCFLAGS="-O2 -pipe"
declare -x FETCHCOMMAND_SSH="bash -c \"x=\\\${2#ssh://} ; host=\\\${x%%/*} ; port=\\\${host##*:} ; host=\\\${host%:*} ; [[ \\\${host} = \\\${port} ]] && port=22 ; exec rsync --rsh=\\\"ssh -p\\\${port}\\\" -avP \\\"\\\${host}:/\\\${x#*/}\\\" \\\"\\\$1\\\"\" rsync \"\${DISTDIR}/\${FILE}\" \"\${URI}\""
declare -x FFLAGS="-O2 -pipe"
declare -x FLTK_DOCDIR="/usr/share/doc/fltk-1.3.0-r1/html"
declare -x GCC_SPECS=""
declare -x GDK_USE_XFT="1"
declare -x GDMSESSION="gnome"
declare -x GDM_LANG="el_GR.utf8"
declare -x GJS_DEBUG_OUTPUT="stderr"
declare -x GJS_DEBUG_TOPICS="JS ERROR;JS LOG"
declare -x GNOME_DESKTOP_SESSION_ID="this-is-deprecated"
declare -x GNOME_KEYRING_CONTROL="/home/jimishol/.cache/keyring-T24ak9"
declare -x GNOME_KEYRING_PID="2094"
declare -x GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf superstar2 timing tsip tripmate tnt ubx"
declare -x GRUB_PLATFORMS=""
declare -x GSETTINGS_BACKEND="dconf"
declare -x GUILE_LOAD_PATH="/usr/share/guile/1.8"
declare HDEPEND=""
declare HOMEPAGE="http://www.boost.org/doc/tools/build/index.html"
declare -x INHERITED=" multilib toolchain-funcs user eutils flag-o-matic python versionator"
declare -x INPUT_DEVICES="evdev synaptics joystick"
declare -x INSDESTTREE=""
declare -x INSOPTIONS="-m0644"
declare IUSE="examples python test "
declare -x IUSE_EFFECTIVE="alpha amd64 amd64-fbsd amd64-linux arm arm-linux elibc_AIX elibc_Cygwin elibc_Darwin elibc_FreeBSD elibc_HPUX elibc_Interix elibc_NetBSD elibc_OpenBSD elibc_SunOS elibc_Winnt elibc_glibc elibc_mintlib elibc_uclibc examples hppa hppa-hpux ia64 ia64-hpux ia64-linux kernel_AIX kernel_Cygwin kernel_Darwin kernel_FreeBSD kernel_HPUX kernel_Interix kernel_NetBSD kernel_OpenBSD kernel_SunOS kernel_Winnt kernel_freemint kernel_linux m68k m68k-mint mips ppc ppc-aix ppc-macos ppc-openbsd ppc64 ppc64-linux prefix python s390 sh sparc sparc-fbsd sparc-solaris sparc64-freebsd sparc64-solaris test userland_BSD userland_GNU x64-freebsd x64-macos x64-openbsd x64-solaris x86 x86-cygwin x86-fbsd x86-freebsd x86-interix x86-linux x86-macos x86-netbsd x86-openbsd x86-solaris x86-winnt"
declare -x IUSE_IMPLICIT="prefix"
declare -x JAVAC="/etc/java-config-2/current-system-vm/bin/javac"
declare -x JAVA_HOME="/etc/java-config-2/current-system-vm"
declare -x JDK_HOME="/etc/java-config-2/current-system-vm"
declare -x KERNEL="linux"
declare -x KERNEL_ABI="amd64"
declare -x KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~amd64-fbsd ~x86-fbsd"
declare -x LADSPA_PATH="/usr/lib64/ladspa"
declare -x LANG="el_GR.utf8"
declare -x LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text"
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_amd64_fbsd="lib64"
declare -x LIBDIR_default="lib"
declare -x LIBDIR_n32="lib32"
declare -x LIBDIR_n64="lib64"
declare -x LIBDIR_o32="lib"
declare -x LIBDIR_ppc="lib32"
declare -x LIBDIR_ppc64="lib64"
declare -x LIBDIR_s390="lib32"
declare -x LIBDIR_s390x="lib64"
declare -x LIBDIR_sparc32="lib32"
declare -x LIBDIR_sparc64="lib64"
declare -x LIBDIR_x32="libx32"
declare -x LIBDIR_x86="lib32"
declare -x LIBDIR_x86_fbsd="lib32"
declare -x LIBOPTIONS="-m0644"
declare -x LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer"
declare -x LICENSE="Boost-1.0"
declare -x LINGUAS="el"
declare -x MAIL="/var/mail/jimishol"
declare -- MAJOR_PV="1_51"
declare -x MAKEOPTS="-j4 -l3.95"
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)"
declare -- MY_PV="1_51_0"
declare -x NETBEANS="apisupport cnd groovy gsf harness ide identity j2ee java mobility nb php profiler soa visualweb webcommon websvccommon xml"
declare -x OPENGL_PROFILE="xorg-x11"
declare -x PATH="/usr/lib64/portage/bin/ebuild-helpers:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/opt/bin:/usr/x86_64-pc-linux-gnu/gcc-bin/4.6.3"
declare PDEPEND=""
declare -x PHP_TARGETS="php5-3"
declare -x PKG_CONFIG_PATH="/usr/lib64/pkgconfig"
declare -a PORTAGE_DOCOMPRESS='([0]="/usr/share/doc" [1]="/usr/share/info" [2]="/usr/share/man")'
declare -a PORTAGE_DOCOMPRESS_SKIP='([0]="/usr/share/doc/boost-build-1.51.0/html")'
declare -x PRELINK_PATH_MASK="/usr/lib64/libfreebl3.so:/usr/lib64/libnssdbm3.so:/usr/lib64/libsoftokn3.so"
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 PYTHONPATH="/usr/lib/portage/pym"
declare -- PYTHON_COLORS="0"
declare -- PYTHON_DEPEND="python? 2"
declare -x PYTHON_TARGETS="python3_2"
declare -- PYTHON_TEST_VERBOSITY="1"
declare -x QT_GRAPHICSSYSTEM="raster"
declare RDEPEND="!<dev-libs/boost-1.34.0
	!<=dev-util/boost-build-1.35.0-r1 python? ( =dev-lang/python-2* )"
declare REPOSITORY
declare REQUIRED_USE="test? ( python ) "
declare -x RESTRICT=""
declare -x RESUMECOMMAND_SSH="bash -c \"x=\\\${2#ssh://} ; host=\\\${x%%/*} ; port=\\\${host##*:} ; host=\\\${host%:*} ; [[ \\\${host} = \\\${port} ]] && port=22 ; exec rsync --rsh=\\\"ssh -p\\\${port}\\\" -avP \\\"\\\${host}:/\\\${x#*/}\\\" \\\"\\\$1\\\"\" rsync \"\${DISTDIR}/\${FILE}\" \"\${URI}\""
declare -x RUBY_TARGETS="ruby18 ruby19"
declare -x S="/var/tmp/portage/dev-util/boost-build-1.51.0/work/boost_1_51_0/tools/build/v2"
declare -x SANDBOX_DEBUG="0"
declare -x SANDBOX_DENY=""
declare -x SANDBOX_PID="27608"
declare -x SANDBOX_PREDICT="/var/tmp/portage/dev-util/boost-build-1.51.0/homedir:/dev/crypto:/proc/self/coredump_filter:/var/cache/fontconfig"
declare -x SANDBOX_READ="/:/var/tmp"
declare -x SANDBOX_VERBOSE="1"
declare -x SANDBOX_WRITE=":/dev/console:/dev/fd:/dev/full:/dev/null:/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/dev-util/boost-build-1.51.0/homedir/.bash_history"
declare -x SBCL_HOME="/usr/lib64/sbcl"
declare -x SBCL_SOURCE_ROOT="/usr/lib64/sbcl/src"
declare -x SESSION_MANAGER="local/gentoo-laptop-g62:@/tmp/.ICE-unix/2113,unix/gentoo-laptop-g62:/tmp/.ICE-unix/2113"
declare -x SLOT="0"
declare SRC_URI="mirror://sourceforge/boost/boost_1_51_0.tar.bz2"
declare -x SYMLINK_LIB="yes"
declare -x USE="amd64 elibc_glibc kernel_linux userland_GNU"
declare -x USERLAND="GNU"
declare -x USERNAME="jimishol"
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 hppa hppa-hpux ia64 ia64-hpux ia64-linux m68k m68k-mint mips ppc ppc64 ppc64-linux ppc-aix ppc-macos ppc-openbsd s390 sh sparc sparc64-freebsd sparc64-solaris sparc-fbsd sparc-solaris x64-freebsd x64-macos x64-openbsd x64-solaris x86 x86-cygwin x86-fbsd x86-freebsd x86-interix x86-linux x86-macos x86-netbsd x86-openbsd x86-solaris x86-winnt"
declare -x USE_EXPAND_VALUES_ELIBC="AIX Cygwin Darwin FreeBSD glibc HPUX Interix mintlib NetBSD OpenBSD SunOS uclibc Winnt"
declare -x USE_EXPAND_VALUES_KERNEL="AIX Cygwin Darwin FreeBSD freemint HPUX Interix linux NetBSD OpenBSD SunOS Winnt"
declare -x USE_EXPAND_VALUES_USERLAND="BSD GNU"
declare -x VIDEO_CARDS="radeon intel"
declare -x WINDOWID="29360133"
declare -x WINDOWPATH="7"
declare -x XDG_CONFIG_DIRS="/etc/xdg"
declare -x XDG_DATA_DIRS="/usr/local/share:/usr/share:/usr/share/gdm"
declare -x XDG_MENU_PREFIX="gnome-"
declare -x XDG_SESSION_COOKIE="cc0663eb8ae3ca095f382ac50000116e-1351863054.21051-271417502"
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 -a _CPYTHON2_GLOBALLY_SUPPORTED_ABIS='([0]="2.4" [1]="2.5" [2]="2.6" [3]="2.7")'
declare -a _CPYTHON3_GLOBALLY_SUPPORTED_ABIS='([0]="3.1" [1]="3.2" [2]="3.3")'
declare -x _E_DOCDESTTREE_=""
declare -x _E_EXEDESTTREE_=""
declare -a _JYTHON_GLOBALLY_SUPPORTED_ABIS='([0]="2.5-jython")'
declare -a _PYPY_GLOBALLY_SUPPORTED_ABIS='([0]="2.7-pypy-1.7" [1]="2.7-pypy-1.8" [2]="2.7-pypy-1.9")'
declare -- _PYTHON_ABI_EXTRACTION_COMMAND="import platform
import sys
sys.stdout.write(\".\".join(str(x) for x in sys.version_info[:2]))
if platform.system()[:4] == \"Java\":
	sys.stdout.write(\"-jython\")
elif hasattr(platform, \"python_implementation\") and platform.python_implementation() == \"PyPy\":
	sys.stdout.write(\"-pypy-\" + \".\".join(str(x) for x in sys.pypy_version_info[:2]))"
declare -- _PYTHON_ABI_PATTERN_REGEX="([[:alnum:]]|\\.|-|\\*|\\[|\\])+"
declare -- _PYTHON_ECLASS_INHERITED="1"
declare -a _PYTHON_GLOBALLY_SUPPORTED_ABIS='([0]="2.4" [1]="2.5" [2]="2.6" [3]="2.7" [4]="3.1" [5]="3.2" [6]="3.3" [7]="2.5-jython" [8]="2.7-pypy-1.7" [9]="2.7-pypy-1.8" [10]="2.7-pypy-1.9")'
declare -- _PYTHON_SHEBANG_BASE_PART_REGEX="^#![[:space:]]*([^[:space:]]*/usr/bin/env[[:space:]]+)?([^[:space:]]*/)?(jython|pypy-c|python)"
declare -- ___ECLASS_ONCE_EUTILS="recur -_+^+_- spank"
declare -- ___ECLASS_ONCE_FLAG_O_MATIC="recur -_+^+_- spank"
declare -- ___ECLASS_ONCE_MULTILIB="recur -_+^+_- spank"
declare -- ___ECLASS_ONCE_TOOLCHAIN_FUNCS="recur -_+^+_- spank"
declare -- ___ECLASS_ONCE_USER="recur -_+^+_- spank"
declare -- ___ECLASS_ONCE_VERSIONATOR="recur -_+^+_- spank"
declare -- phase_func
PYTHON () 
{ 
    _python_check_python_pkg_setup_execution;
    local ABI_output="0" absolute_path_output="0" final_ABI="0" PYTHON_ABI="${PYTHON_ABI}" python_interpreter python2="0" python3="0";
    while (($#)); do
        case "$1" in 
            -2)
                python2="1"
            ;;
            -3)
                python3="1"
            ;;
            --ABI)
                ABI_output="1"
            ;;
            -a | --absolute-path)
                absolute_path_output="1"
            ;;
            -f | --final-ABI)
                final_ABI="1"
            ;;
            --)
                shift;
                break
            ;;
            -*)
                die "${FUNCNAME}(): Unrecognized option '$1'"
            ;;
            *)
                break
            ;;
        esac;
        shift;
    done;
    if [[ "${ABI_output}" == "1" && "${absolute_path_output}" == "1" ]]; then
        die "${FUNCNAME}(): '--ABI' and '--absolute-path' options cannot be specified simultaneously";
    fi;
    if [[ "$((${python2} + ${python3} + ${final_ABI}))" -gt 1 ]]; then
        die "${FUNCNAME}(): '-2', '-3' or '--final-ABI' options cannot be specified simultaneously";
    fi;
    if [[ "$#" -eq 0 ]]; then
        if [[ "${final_ABI}" == "1" ]]; then
            if ! _python_package_supporting_installation_for_multiple_python_abis; then
                die "${FUNCNAME}(): '--final-ABI' option cannot be used in ebuilds of packages not supporting installation for multiple Python ABIs";
            fi;
            _python_calculate_PYTHON_ABIS;
            PYTHON_ABI="${PYTHON_ABIS##* }";
        else
            if [[ "${python2}" == "1" ]]; then
                PYTHON_ABI="$(ROOT="/" eselect python show --python2 --ABI)";
                if [[ -z "${PYTHON_ABI}" ]]; then
                    die "${FUNCNAME}(): Active version of CPython 2 not set";
                else
                    if [[ "${PYTHON_ABI}" != "2."* ]]; then
                        die "${FUNCNAME}(): Internal error in \`eselect python show --python2\`";
                    fi;
                fi;
            else
                if [[ "${python3}" == "1" ]]; then
                    PYTHON_ABI="$(ROOT="/" eselect python show --python3 --ABI)";
                    if [[ -z "${PYTHON_ABI}" ]]; then
                        die "${FUNCNAME}(): Active version of CPython 3 not set";
                    else
                        if [[ "${PYTHON_ABI}" != "3."* ]]; then
                            die "${FUNCNAME}(): Internal error in \`eselect python show --python3\`";
                        fi;
                    fi;
                else
                    if _python_package_supporting_installation_for_multiple_python_abis; then
                        if ! _python_abi-specific_local_scope; then
                            die "${FUNCNAME}() should be used in ABI-specific local scope";
                        fi;
                    else
                        PYTHON_ABI="$("${EPREFIX}/usr/bin/python" -c "${_PYTHON_ABI_EXTRACTION_COMMAND}")";
                        if [[ -z "${PYTHON_ABI}" ]]; then
                            die "${FUNCNAME}(): Failure of extraction of locally active version of Python";
                        fi;
                    fi;
                fi;
            fi;
        fi;
    else
        if [[ "$#" -eq 1 ]]; then
            if [[ "${final_ABI}" == "1" ]]; then
                die "${FUNCNAME}(): '--final-ABI' option and Python ABI cannot be specified simultaneously";
            fi;
            if [[ "${python2}" == "1" ]]; then
                die "${FUNCNAME}(): '-2' option and Python ABI cannot be specified simultaneously";
            fi;
            if [[ "${python3}" == "1" ]]; then
                die "${FUNCNAME}(): '-3' option and Python ABI cannot be specified simultaneously";
            fi;
            PYTHON_ABI="$1";
        else
            die "${FUNCNAME}(): Invalid usage";
        fi;
    fi;
    if [[ "${ABI_output}" == "1" ]]; then
        echo -n "${PYTHON_ABI}";
        return;
    else
        if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "CPython" ]]; then
            python_interpreter="python${PYTHON_ABI}";
        else
            if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "Jython" ]]; then
                python_interpreter="jython${PYTHON_ABI%-jython}";
            else
                if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "PyPy" ]]; then
                    python_interpreter="pypy-c${PYTHON_ABI#*-pypy-}";
                fi;
            fi;
        fi;
        if [[ "${absolute_path_output}" == "1" ]]; then
            echo -n "${EPREFIX}/usr/bin/${python_interpreter}";
        else
            echo -n "${python_interpreter}";
        fi;
    fi;
    if [[ -n "${ABI}" && "${ABI}" != "${DEFAULT_ABI}" && "${DEFAULT_ABI}" != "default" ]]; then
        echo -n "-${ABI}";
    fi
}
_assert_pkg_ebuild_phase () 
{ 
    case ${EBUILD_PHASE} in 
        setup | preinst | postinst)

        ;;
        *)
            eerror "'$1()' called from '${EBUILD_PHASE}' phase which is not OK:";
            eerror "You may only call from pkg_{setup,preinst,postinst} functions.";
            eerror "Package fails at QA and at life.  Please file a bug.";
            die "Bad package!  $1 is only for use in some pkg_* functions!"
        ;;
    esac
}
_epatch_draw_line () 
{ 
    [[ -z $1 ]] && set "$(printf "%65s" '')";
    echo "${1//?/=}"
}
_filter-hardened () 
{ 
    local f;
    for f in "$@";
    do
        case "${f}" in 
            -fPIC | -fpic | -fPIE | -fpie | -Wl,pie | -pie)
                gcc-specs-pie || continue;
                is-flagq -nopie || append-flags -nopie
            ;;
            -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;
    eval 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 ${size} in 
                    16 | 22 | 24 | 32 | 36 | 48 | 64 | 72 | 96 | 128 | 192 | 256)
                        size=${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;
    eval var=\""\${$1[*]}"\";
    for x in ${var};
    do
        [[ ${x} == $2 ]] && return 0;
    done;
    return 1
}
_python_abi-specific_local_scope () 
{ 
    [[ " ${FUNCNAME[@]:2} " =~ " "(_python_final_sanity_checks|python_execute_function|python_mod_optimize|python_mod_cleanup)" " ]]
}
_python_calculate_PYTHON_ABIS () 
{ 
    if ! _python_package_supporting_installation_for_multiple_python_abis; then
        die "${FUNCNAME}() cannot be used in ebuilds of packages not supporting installation for multiple Python ABIs";
    fi;
    _python_initial_sanity_checks;
    if [[ "$(declare -p PYTHON_ABIS 2> /dev/null)" != "declare -x PYTHON_ABIS="* ]]; then
        local PYTHON_ABI;
        if [[ "$(declare -p USE_PYTHON 2> /dev/null)" == "declare -x USE_PYTHON="* ]]; then
            local cpython_enabled="0";
            if [[ -z "${USE_PYTHON}" ]]; then
                die "USE_PYTHON variable is empty";
            fi;
            for PYTHON_ABI in ${USE_PYTHON};
            do
                if ! has "${PYTHON_ABI}" "${_PYTHON_GLOBALLY_SUPPORTED_ABIS[@]}"; then
                    die "USE_PYTHON variable contains invalid value '${PYTHON_ABI}'";
                fi;
                if has "${PYTHON_ABI}" "${_CPYTHON2_GLOBALLY_SUPPORTED_ABIS[@]}" "${_CPYTHON3_GLOBALLY_SUPPORTED_ABIS[@]}"; then
                    cpython_enabled="1";
                fi;
                if ! _python_check_python_abi_matching --patterns-list "${PYTHON_ABI}" "${RESTRICT_PYTHON_ABIS}"; then
                    export PYTHON_ABIS+="${PYTHON_ABIS:+ }${PYTHON_ABI}";
                fi;
            done;
            if [[ -z "${PYTHON_ABIS//[${IFS}]/}" ]]; then
                die "USE_PYTHON variable does not enable any Python ABI supported by ${CATEGORY}/${PF}";
            fi;
            if [[ "${cpython_enabled}" == "0" ]]; then
                die "USE_PYTHON variable does not enable any CPython ABI";
            fi;
        else
            local python_version python2_version python3_version support_python_major_version;
            if ! has_version "dev-lang/python"; then
                die "${FUNCNAME}(): 'dev-lang/python' is not installed";
            fi;
            python_version="$("${EPREFIX}/usr/bin/python" -c 'from sys import version_info; print(".".join(str(x) for x in version_info[:2]))')";
            if has_version "=dev-lang/python-2*"; then
                if [[ "$(readlink "${EPREFIX}/usr/bin/python2")" != "python2."* ]]; then
                    die "'${EPREFIX}/usr/bin/python2' is not valid symlink";
                fi;
                python2_version="$("${EPREFIX}/usr/bin/python2" -c 'from sys import version_info; print(".".join(str(x) for x in version_info[:2]))')";
                support_python_major_version="0";
                for PYTHON_ABI in "${_CPYTHON2_GLOBALLY_SUPPORTED_ABIS[@]}";
                do
                    if ! _python_check_python_abi_matching --patterns-list "${PYTHON_ABI}" "${RESTRICT_PYTHON_ABIS}"; then
                        support_python_major_version="1";
                        break;
                    fi;
                done;
                if [[ "${support_python_major_version}" == "1" ]]; then
                    if _python_check_python_abi_matching --patterns-list "${python2_version}" "${RESTRICT_PYTHON_ABIS}"; then
                        die "Active version of CPython 2 is not supported by ${CATEGORY}/${PF}";
                    fi;
                else
                    python2_version="";
                fi;
            fi;
            if has_version "=dev-lang/python-3*"; then
                if [[ "$(readlink "${EPREFIX}/usr/bin/python3")" != "python3."* ]]; then
                    die "'${EPREFIX}/usr/bin/python3' is not valid symlink";
                fi;
                python3_version="$("${EPREFIX}/usr/bin/python3" -c 'from sys import version_info; print(".".join(str(x) for x in version_info[:2]))')";
                support_python_major_version="0";
                for PYTHON_ABI in "${_CPYTHON3_GLOBALLY_SUPPORTED_ABIS[@]}";
                do
                    if ! _python_check_python_abi_matching --patterns-list "${PYTHON_ABI}" "${RESTRICT_PYTHON_ABIS}"; then
                        support_python_major_version="1";
                        break;
                    fi;
                done;
                if [[ "${support_python_major_version}" == "1" ]]; then
                    if _python_check_python_abi_matching --patterns-list "${python3_version}" "${RESTRICT_PYTHON_ABIS}"; then
                        die "Active version of CPython 3 is not supported by ${CATEGORY}/${PF}";
                    fi;
                else
                    python3_version="";
                fi;
            fi;
            if [[ -z "${python2_version}" && -z "${python3_version}" ]]; then
                eerror "${CATEGORY}/${PF} requires at least one of the following packages:";
                for PYTHON_ABI in "${_CPYTHON2_GLOBALLY_SUPPORTED_ABIS[@]}" "${_CPYTHON3_GLOBALLY_SUPPORTED_ABIS[@]}";
                do
                    if ! _python_check_python_abi_matching --patterns-list "${PYTHON_ABI}" "${RESTRICT_PYTHON_ABIS}"; then
                        eerror "    dev-lang/python:${PYTHON_ABI}";
                    fi;
                done;
                die "No supported version of CPython installed";
            fi;
            if [[ -n "${python2_version}" && "${python_version}" == "2."* && "${python_version}" != "${python2_version}" ]]; then
                eerror "Python wrapper is configured incorrectly or '${EPREFIX}/usr/bin/python2' symlink";
                eerror "is set incorrectly. Use \`eselect python\` to fix configuration.";
                die "Incorrect configuration of Python";
            fi;
            if [[ -n "${python3_version}" && "${python_version}" == "3."* && "${python_version}" != "${python3_version}" ]]; then
                eerror "Python wrapper is configured incorrectly or '${EPREFIX}/usr/bin/python3' symlink";
                eerror "is set incorrectly. Use \`eselect python\` to fix configuration.";
                die "Incorrect configuration of Python";
            fi;
            PYTHON_ABIS="${python2_version} ${python3_version}";
            PYTHON_ABIS="${PYTHON_ABIS# }";
            export PYTHON_ABIS="${PYTHON_ABIS% }";
        fi;
    fi;
    _python_final_sanity_checks
}
_python_check_python_abi_matching () 
{ 
    local pattern patterns patterns_list="0" PYTHON_ABI;
    while (($#)); do
        case "$1" in 
            --patterns-list)
                patterns_list="1"
            ;;
            --)
                shift;
                break
            ;;
            -*)
                die "${FUNCNAME}(): Unrecognized option '$1'"
            ;;
            *)
                break
            ;;
        esac;
        shift;
    done;
    if [[ "$#" -ne 2 ]]; then
        die "${FUNCNAME}() requires 2 arguments";
    fi;
    PYTHON_ABI="$1";
    if [[ "${patterns_list}" == "0" ]]; then
        pattern="$2";
        if [[ "${pattern}" == *"-cpython" ]]; then
            [[ "${PYTHON_ABI}" =~ ^[[:digit:]]+\.[[:digit:]]+$ && "${PYTHON_ABI}" == ${pattern%-cpython} ]];
        else
            if [[ "${pattern}" == *"-jython" ]]; then
                [[ "${PYTHON_ABI}" == ${pattern} ]];
            else
                if [[ "${pattern}" == *"-pypy-"* ]]; then
                    [[ "${PYTHON_ABI}" == ${pattern} ]];
                else
                    if [[ "${PYTHON_ABI}" =~ ^[[:digit:]]+\.[[:digit:]]+$ ]]; then
                        [[ "${PYTHON_ABI}" == ${pattern} ]];
                    else
                        if [[ "${PYTHON_ABI}" =~ ^[[:digit:]]+\.[[:digit:]]+-jython$ ]]; then
                            [[ "${PYTHON_ABI%-jython}" == ${pattern} ]];
                        else
                            if [[ "${PYTHON_ABI}" =~ ^[[:digit:]]+\.[[:digit:]]+-pypy-[[:digit:]]+\.[[:digit:]]+$ ]]; then
                                [[ "${PYTHON_ABI%-pypy-*}" == ${pattern} ]];
                            else
                                die "${FUNCNAME}(): Unrecognized Python ABI '${PYTHON_ABI}'";
                            fi;
                        fi;
                    fi;
                fi;
            fi;
        fi;
    else
        patterns="${2// /
}";
        while read pattern; do
            if _python_check_python_abi_matching "${PYTHON_ABI}" "${pattern}"; then
                return 0;
            fi;
        done <<< "${patterns}";
        return 1;
    fi
}
_python_check_python_pkg_setup_execution () 
{ 
    [[ " ${FUNCNAME[@]:1} " =~ " "(python_set_active_version|python_pkg_setup)" " ]] && return;
    if ! has "${EAPI:-0}" 0 1 2 3 && [[ -z "${PYTHON_PKG_SETUP_EXECUTED}" ]]; then
        die "python_pkg_setup() not called";
    fi
}
_python_clean_compiled_modules () 
{ 
    _python_initialize_prefix_variables;
    _python_set_color_variables;
    [[ "${FUNCNAME[1]}" =~ ^(python_mod_optimize|python_mod_cleanup)$ ]] || die "${FUNCNAME}(): Invalid usage";
    local base_module_name compiled_file compiled_files=() dir path py_file root;
    root="${EROOT%/}";
    for path in "$@";
    do
        compiled_files=();
        if [[ -d "${path}" ]]; then
            while read -d '' -r compiled_file; do
                compiled_files+=("${compiled_file}");
            done < <(find "${path}" "(" -name "*.py[co]" -o -name "*\$py.class" ")" -print0);
            if [[ "${EBUILD_PHASE}" == "postrm" ]]; then
                find "${path}" -type d | sort -r | while read -r dir; do
                    if rmdir "${dir}" 2> /dev/null; then
                        _python_vecho "<<< ${dir}";
                    fi;
                done;
            fi;
        else
            if [[ "${path}" == *.py ]]; then
                base_module_name="${path##*/}";
                base_module_name="${base_module_name%.py}";
                if [[ -d "${path%/*}/__pycache__" ]]; then
                    while read -d '' -r compiled_file; do
                        compiled_files+=("${compiled_file}");
                    done < <(find "${path%/*}/__pycache__" "(" -name "${base_module_name}.*.py[co]" -o -name "${base_module_name}\$py.class" ")" -print0);
                fi;
                compiled_files+=("${path}c" "${path}o" "${path%.py}\$py.class");
            fi;
        fi;
        for compiled_file in "${compiled_files[@]}";
        do
            [[ ! -f "${compiled_file}" ]] && continue;
            dir="${compiled_file%/*}";
            dir="${dir##*/}";
            if [[ "${compiled_file}" == *.py[co] ]]; then
                if [[ "${dir}" == "__pycache__" ]]; then
                    base_module_name="${compiled_file##*/}";
                    base_module_name="${base_module_name%.*py[co]}";
                    base_module_name="${base_module_name%.*}";
                    py_file="${compiled_file%__pycache__/*}${base_module_name}.py";
                else
                    py_file="${compiled_file%[co]}";
                fi;
                if [[ "${EBUILD_PHASE}" == "postinst" ]]; then
                    [[ -f "${py_file}" && "${compiled_file}" -nt "${py_file}" ]] && continue;
                else
                    [[ -f "${py_file}" ]] && continue;
                fi;
                _python_vecho "<<< ${compiled_file%[co]}[co]";
                rm -f "${compiled_file%[co]}"[co];
            else
                if [[ "${compiled_file}" == *\$py.class ]]; then
                    if [[ "${dir}" == "__pycache__" ]]; then
                        base_module_name="${compiled_file##*/}";
                        base_module_name="${base_module_name%\$py.class}";
                        py_file="${compiled_file%__pycache__/*}${base_module_name}.py";
                    else
                        py_file="${compiled_file%\$py.class}.py";
                    fi;
                    if [[ "${EBUILD_PHASE}" == "postinst" ]]; then
                        [[ -f "${py_file}" && "${compiled_file}" -nt "${py_file}" ]] && continue;
                    else
                        [[ -f "${py_file}" ]] && continue;
                    fi;
                    _python_vecho "<<< ${compiled_file}";
                    rm -f "${compiled_file}";
                else
                    die "${FUNCNAME}(): Unrecognized file type: '${compiled_file}'";
                fi;
            fi;
            dir="${compiled_file%/*}";
            while [[ "${dir}" != "${root}" ]]; do
                if rmdir "${dir}" 2> /dev/null; then
                    _python_vecho "<<< ${dir}";
                else
                    break;
                fi;
                dir="${dir%/*}";
            done;
        done;
    done
}
_python_final_sanity_checks () 
{ 
    if ! _python_implementation && [[ "$(declare -p PYTHON_SANITY_CHECKS_EXECUTED 2> /dev/null)" != "declare -- PYTHON_SANITY_CHECKS_EXECUTED="* || " ${FUNCNAME[@]:1} " =~ " "(python_set_active_version|python_pkg_setup)" " && -z "${PYTHON_SKIP_SANITY_CHECKS}" ]]; then
        local PYTHON_ABI="${PYTHON_ABI}";
        for PYTHON_ABI in ${PYTHON_ABIS-${PYTHON_ABI}};
        do
            if ! has_version "$(python_get_implementational_package)"; then
                die "$(python_get_implementational_package) is not installed";
            fi;
            if [[ "$(EPYTHON="$(PYTHON)" python -c "${_PYTHON_ABI_EXTRACTION_COMMAND}")" != "${PYTHON_ABI}" ]]; then
                eerror "Path to 'python':                 '$(type -p python)'";
                eerror "ABI:                              '${ABI}'";
                eerror "DEFAULT_ABI:                      '${DEFAULT_ABI}'";
                eerror "EPYTHON:                          '$(PYTHON)'";
                eerror "PYTHON_ABI:                       '${PYTHON_ABI}'";
                eerror "Locally active version of Python: '$(EPYTHON="$(PYTHON)" python -c "${_PYTHON_ABI_EXTRACTION_COMMAND}")'";
                die "'python' does not respect EPYTHON variable";
            fi;
        done;
    fi;
    PYTHON_SANITY_CHECKS_EXECUTED="1"
}
_python_get_implementation () 
{ 
    local ignore_invalid="0";
    while (($#)); do
        case "$1" in 
            --ignore-invalid)
                ignore_invalid="1"
            ;;
            --)
                shift;
                break
            ;;
            -*)
                die "${FUNCNAME}(): Unrecognized option '$1'"
            ;;
            *)
                break
            ;;
        esac;
        shift;
    done;
    if [[ "$#" -ne 1 ]]; then
        die "${FUNCNAME}() requires 1 argument";
    fi;
    if [[ "$1" =~ ^[[:digit:]]+\.[[:digit:]]+$ ]]; then
        echo "CPython";
    else
        if [[ "$1" =~ ^[[:digit:]]+\.[[:digit:]]+-jython$ ]]; then
            echo "Jython";
        else
            if [[ "$1" =~ ^[[:digit:]]+\.[[:digit:]]+-pypy-[[:digit:]]+\.[[:digit:]]+$ ]]; then
                echo "PyPy";
            else
                if [[ "${ignore_invalid}" == "0" ]]; then
                    die "${FUNCNAME}(): Unrecognized Python ABI '$1'";
                fi;
            fi;
        fi;
    fi
}
_python_implementation () 
{ 
    if [[ "${CATEGORY}/${PN}" == "dev-lang/python" ]]; then
        return 0;
    else
        if [[ "${CATEGORY}/${PN}" == "dev-java/jython" ]]; then
            return 0;
        else
            if [[ "${CATEGORY}/${PN}" == "dev-python/pypy" ]]; then
                return 0;
            else
                return 1;
            fi;
        fi;
    fi
}
_python_initial_sanity_checks () 
{ 
    if [[ "$(declare -p PYTHON_SANITY_CHECKS_EXECUTED 2> /dev/null)" != "declare -- PYTHON_SANITY_CHECKS_EXECUTED="* || " ${FUNCNAME[@]:1} " =~ " "(python_set_active_version|python_pkg_setup)" " && -z "${PYTHON_SKIP_SANITY_CHECKS}" ]]; then
        if [[ "$(readlink "${EPREFIX}/usr/bin/python")" != "python-wrapper" ]]; then
            eerror "'${EPREFIX}/usr/bin/python' is not valid symlink.";
            eerror "Use \`eselect python set \${python_interpreter}\` to fix this problem.";
            die "'${EPREFIX}/usr/bin/python' is not valid symlink";
        fi;
        if [[ "$(<"${EPREFIX}/usr/bin/python-config")" != *"Gentoo python-config wrapper script"* ]]; then
            eerror "'${EPREFIX}/usr/bin/python-config' is not valid script";
            eerror "Use \`eselect python set \${python_interpreter}\` to fix this problem.";
            die "'${EPREFIX}/usr/bin/python-config' is not valid script";
        fi;
    fi
}
_python_initialize_prefix_variables () 
{ 
    if has "${EAPI:-0}" 0 1 2; then
        if [[ -n "${ROOT}" && -z "${EROOT}" ]]; then
            EROOT="${ROOT%/}${EPREFIX}/";
        fi;
        if [[ -n "${D}" && -z "${ED}" ]]; then
            ED="${D%/}${EPREFIX}/";
        fi;
    fi
}
_python_package_supporting_installation_for_multiple_python_abis () 
{ 
    [[ -n "${SUPPORT_PYTHON_ABIS}" ]]
}
_python_prepare_flags () 
{ 
    local array=() deleted_flag element flags new_value old_flag old_value operator pattern prefix variable;
    for variable in CPPFLAGS CFLAGS CXXFLAGS LDFLAGS;
    do
        eval "_PYTHON_SAVED_${variable}=\"\${!variable}\"";
        for prefix in PYTHON_USER_ PYTHON_;
        do
            if [[ "$(declare -p ${prefix}${variable} 2> /dev/null)" == "declare -a ${prefix}${variable}="* ]]; then
                eval "array=(\"\${${prefix}${variable}[@]}\")";
                for element in "${array[@]}";
                do
                    if [[ "${element}" =~ ^${_PYTHON_ABI_PATTERN_REGEX}\ (\+|-)\ .+ ]]; then
                        pattern="${element%% *}";
                        element="${element#* }";
                        operator="${element%% *}";
                        flags="${element#* }";
                        if _python_check_python_abi_matching "${PYTHON_ABI}" "${pattern}"; then
                            if [[ "${operator}" == "+" ]]; then
                                eval "export ${variable}+=\"\${variable:+ }${flags}\"";
                            else
                                if [[ "${operator}" == "-" ]]; then
                                    flags="${flags// /
}";
                                    old_value="${!variable// /
}";
                                    new_value="";
                                    while read old_flag; do
                                        while read deleted_flag; do
                                            if [[ "${old_flag}" == ${deleted_flag} ]]; then
                                                continue 2;
                                            fi;
                                        done <<< "${flags}";
                                        new_value+="${new_value:+ }${old_flag}";
                                    done <<< "${old_value}";
                                    eval "export ${variable}=\"\${new_value}\"";
                                fi;
                            fi;
                        fi;
                    else
                        die "Element '${element}' of ${prefix}${variable} array has invalid syntax";
                    fi;
                done;
            else
                if [[ -n "$(declare -p ${prefix}${variable} 2> /dev/null)" ]]; then
                    die "${prefix}${variable} should be indexed array";
                fi;
            fi;
        done;
    done
}
_python_restore_flags () 
{ 
    local variable;
    for variable in CPPFLAGS CFLAGS CXXFLAGS LDFLAGS;
    do
        eval "${variable}=\"\${_PYTHON_SAVED_${variable}}\"";
        unset _PYTHON_SAVED_${variable};
    done
}
_python_set_color_variables () 
{ 
    if [[ "${PYTHON_COLORS}" != "0" && "${NOCOLOR:-false}" =~ ^(false|no)$ ]]; then
        _BOLD='[1m';
        _RED='[1;31m';
        _GREEN='[1;32m';
        _BLUE='[1;34m';
        _CYAN='[1;36m';
        _NORMAL='[0m';
    else
        _BOLD=;
        _RED=;
        _GREEN=;
        _BLUE=;
        _CYAN=;
        _NORMAL=;
    fi
}
_python_test_hook () 
{ 
    if [[ "$#" -ne 1 ]]; then
        die "${FUNCNAME}() requires 1 argument";
    fi;
    if _python_package_supporting_installation_for_multiple_python_abis && [[ "$(type -t "${_PYTHON_TEST_FUNCTION}_$1_hook")" == "function" ]]; then
        "${_PYTHON_TEST_FUNCTION}_$1_hook";
    fi
}
_python_vecho () 
{ 
    [[ -z ${PORTAGE_VERBOSE} ]] || echo "$@"
}
_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}");
    [[ -z ${search} && -n ${!tuple} ]] && search=$(type -p "${!tuple}-${prog}");
    [[ -n ${search} ]] && prog=${search##*/};
    export ${var}=${prog};
    echo "${!var}"
}
all-flag-vars () 
{ 
    echo {C,CPP,CXX,CCAS,F,FC,LD}FLAGS
}
append-cflags () 
{ 
    [[ $# -eq 0 ]] && return 0;
    export CFLAGS=$(test-flags-CC ${CFLAGS} "$@");
    return 0
}
append-cppflags () 
{ 
    [[ $# -eq 0 ]] && return 0;
    export CPPFLAGS="${CPPFLAGS} $*";
    return 0
}
append-cxxflags () 
{ 
    [[ $# -eq 0 ]] && return 0;
    export CXXFLAGS=$(test-flags-CXX ${CXXFLAGS} "$@");
    return 0
}
append-fflags () 
{ 
    [[ $# -eq 0 ]] && return 0;
    export FFLAGS=$(test-flags-F77 ${FFLAGS} "$@");
    export FCFLAGS=$(test-flags-FC ${FCFLAGS} "$@");
    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
        [[ ${flag} == -l* ]] && flag=${flag#-l};
        export LIBS="${LIBS} -l${flag}";
    done;
    return 0
}
built_with_use () 
{ 
    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 $1 to an installed package";
    shift;
    local USEFILE=${ROOT}/var/db/pkg/${PKG}/USE;
    local IUSEFILE=${ROOT}/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;
    [[ ${opt} = "-a" ]]
}
check_license () 
{ 
    die "you no longer need this as portage supports ACCEPT_LICENSE itself"
}
delete_all_version_separators () 
{ 
    replace_all_version_separators "" "${1}"
}
delete_version_separator () 
{ 
    replace_version_separator "${1}" "" "${2}"
}
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 ${ret} )
}
ebeep () 
{ 
    ewarn "QA Notice: ebeep is not defined in EAPI=${EAPI}, please file a bug at http://bugs.gentoo.org"
}
econf_build () 
{ 
    tc-env_build econf --build=${CBUILD:-${CHOST}} "$@"
}
ecvs_clean () 
{ 
    [[ -z $* ]] && set -- .;
    find "$@" -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
}
egetent () 
{ 
    local db=$1 key=$2;
    [[ $# -ge 3 ]] && die "usage: egetent <database> <key>";
    case ${db} in 
        passwd | group)

        ;;
        *)
            die "sorry, database '${db}' not yet supported; file a bug"
        ;;
    esac;
    case ${CHOST} in 
        *-darwin[678])
            case ${key} in 
                *[!0-9]*)
                    nidump ${db} . | awk -F: "(\$1 ~ /^${key}\$/) {print;exit;}"
                ;;
                *)
                    nidump ${db} . | awk -F: "(\$3 == ${key}) {print;exit;}"
                ;;
            esac
        ;;
        *-darwin*)
            local mykey;
            case ${db} in 
                passwd)
                    db="Users" mykey="UniqueID"
                ;;
                group)
                    db="Groups" mykey="PrimaryGroupID"
                ;;
            esac;
            case ${key} in 
                *[!0-9]*)
                    dscl . -read /${db}/${key} 2> /dev/null | grep RecordName
                ;;
                *)
                    dscl . -search /${db} ${mykey} ${key} 2> /dev/null
                ;;
            esac
        ;;
        *-freebsd* | *-dragonfly*)
            case ${db} in 
                passwd)
                    db="user"
                ;;
                *)

                ;;
            esac;
            local opts;
            if [[ ${key} == [[:digit:]]* ]]; then
                [[ ${db} == "user" ]] && opts="-u" || opts="-g";
            fi;
            pw show ${db} ${opts} "${key}" -q
        ;;
        *-netbsd* | *-openbsd*)
            grep "${key}:\*:" /etc/${db}
        ;;
        *)
            nscd -i "${db}" 2> /dev/null;
            getent "${db}" "${key}"
        ;;
    esac
}
egethome () 
{ 
    local pos;
    [[ $# -eq 1 ]] || die "usage: egethome <user>";
    case ${CHOST} in 
        *-darwin* | *-freebsd* | *-dragonfly*)
            pos=9
        ;;
        *)
            pos=6
        ;;
    esac;
    egetent passwd "$1" | cut -d: -f${pos}
}
egetshell () 
{ 
    local pos;
    [[ $# -eq 1 ]] || die "usage: egetshell <user>";
    case ${CHOST} in 
        *-darwin* | *-freebsd* | *-dragonfly*)
            pos=10
        ;;
        *)
            pos=7
        ;;
    esac;
    egetent passwd "$1" | cut -d: -f${pos}
}
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
}
enewgroup () 
{ 
    _assert_pkg_ebuild_phase ${FUNCNAME};
    local egroup=$1;
    shift;
    if [[ -z ${egroup} ]]; then
        eerror "No group specified !";
        die "Cannot call enewgroup without a group";
    fi;
    if [[ -n $(egetent group "${egroup}") ]]; then
        return 0;
    fi;
    einfo "Adding group '${egroup}' to your system ...";
    local egid=$1;
    shift;
    if [[ ! -z ${egid} ]]; then
        if [[ ${egid} -gt 0 ]]; then
            if [[ -n $(egetent group ${egid}) ]]; then
                egid="next available; requested gid taken";
            fi;
        else
            eerror "Groupid given but is not greater than 0 !";
            die "${egid} is not a valid GID";
        fi;
    else
        egid="next available";
    fi;
    einfo " - Groupid: ${egid}";
    if [[ $# -gt 0 ]]; then
        die "extra arguments no longer supported; please file a bug";
    fi;
    function _enewgroup_next_gid () 
    { 
        if [[ ${egid} == *[!0-9]* ]]; then
            for ((egid = 101; egid <= 999; egid++))
            do
                [[ -z $(egetent group ${egid}) ]] && break;
            done;
        fi
    };
    case ${CHOST} in 
        *-darwin*)
            _enewgroup_next_gid;
            dscl . create "/groups/${egroup}" gid ${egid};
            dscl . create "/groups/${egroup}" passwd '*'
        ;;
        *-freebsd* | *-dragonfly*)
            _enewgroup_next_gid;
            pw groupadd "${egroup}" -g ${egid} || die
        ;;
        *-netbsd*)
            _enewgroup_next_gid;
            groupadd -g ${egid} "${egroup}" || die
        ;;
        *)
            local opts;
            if [[ ${egid} == *[!0-9]* ]]; then
                opts="";
            else
                opts="-g ${egid}";
            fi;
            groupadd -r ${opts} "${egroup}" || die
        ;;
    esac
}
enewuser () 
{ 
    _assert_pkg_ebuild_phase ${FUNCNAME};
    local euser=$1;
    shift;
    if [[ -z ${euser} ]]; then
        eerror "No username specified !";
        die "Cannot call enewuser without a username";
    fi;
    if [[ -n $(egetent passwd "${euser}") ]]; then
        return 0;
    fi;
    einfo "Adding user '${euser}' to your system ...";
    local opts=();
    local euid=$1;
    shift;
    if [[ -n ${euid} && ${euid} != -1 ]]; then
        if [[ ${euid} -gt 0 ]]; then
            if [[ -n $(egetent passwd ${euid}) ]]; then
                euid="next";
            fi;
        else
            eerror "Userid given but is not greater than 0 !";
            die "${euid} is not a valid UID";
        fi;
    else
        euid="next";
    fi;
    if [[ ${euid} == "next" ]]; then
        for ((euid = 101; euid <= 999; euid++))
        do
            [[ -z $(egetent passwd ${euid}) ]] && break;
        done;
    fi;
    opts+=(-u ${euid});
    einfo " - Userid: ${euid}";
    local eshell=$1;
    shift;
    if [[ ! -z ${eshell} ]] && [[ ${eshell} != "-1" ]]; then
        if [[ ! -e ${ROOT}${eshell} ]]; then
            eerror "A shell was specified but it does not exist !";
            die "${eshell} does not exist in ${ROOT}";
        fi;
        if [[ ${eshell} == */false || ${eshell} == */nologin ]]; then
            eerror "Do not specify ${eshell} yourself, use -1";
            die "Pass '-1' as the shell parameter";
        fi;
    else
        for eshell in /sbin/nologin /usr/sbin/nologin /bin/false /usr/bin/false /dev/null;
        do
            [[ -x ${ROOT}${eshell} ]] && break;
        done;
        if [[ ${eshell} == "/dev/null" ]]; then
            eerror "Unable to identify the shell to use, proceeding with userland default.";
            case ${USERLAND} in 
                GNU)
                    eshell="/bin/false"
                ;;
                BSD)
                    eshell="/sbin/nologin"
                ;;
                Darwin)
                    eshell="/usr/sbin/nologin"
                ;;
                *)
                    die "Unable to identify the default shell for userland ${USERLAND}"
                ;;
            esac;
        fi;
    fi;
    einfo " - Shell: ${eshell}";
    opts+=(-s "${eshell}");
    local ehome=$1;
    shift;
    if [[ -z ${ehome} ]] || [[ ${ehome} == "-1" ]]; then
        ehome="/dev/null";
    fi;
    einfo " - Home: ${ehome}";
    opts+=(-d "${ehome}");
    local egroups=$1;
    shift;
    local g egroups_arr;
    IFS="," read -r -a egroups_arr <<< "${egroups}";
    shift;
    if [[ ${#egroups_arr[@]} -gt 0 ]]; then
        local defgroup exgroups;
        for g in "${egroups_arr[@]}";
        do
            if [[ -z $(egetent group "${g}") ]]; then
                eerror "You must add group ${g} to the system first";
                die "${g} is not a valid GID";
            fi;
            if [[ -z ${defgroup} ]]; then
                defgroup=${g};
            else
                exgroups+=",${g}";
            fi;
        done;
        opts+=(-g "${defgroup}");
        if [[ ! -z ${exgroups} ]]; then
            opts+=(-G "${exgroups:1}");
        fi;
    fi;
    einfo " - Groups: ${egroups:-(none)}";
    if [[ $# -gt 0 ]]; then
        die "extra arguments no longer supported; please file a bug";
    else
        local comment="added by portage for ${PN}";
        opts+=(-c "${comment}");
        einfo " - GECOS: ${comment}";
    fi;
    case ${CHOST} in 
        *-darwin*)
            dscl . create "/users/${euser}" uid ${euid};
            dscl . create "/users/${euser}" shell "${eshell}";
            dscl . create "/users/${euser}" home "${ehome}";
            dscl . create "/users/${euser}" realname "added by portage for ${PN}";
            for g in "${egroups_arr[@]}";
            do
                dscl . merge "/groups/${g}" users "${euser}";
            done
        ;;
        *-freebsd* | *-dragonfly*)
            pw useradd "${euser}" "${opts[@]}" || die
        ;;
        *-netbsd*)
            useradd "${opts[@]}" "${euser}" || die
        ;;
        *-openbsd*)
            useradd -u ${euid} -s "${eshell}" -d "${ehome}" -g "${egroups}" "${euser}" || die
        ;;
        *)
            useradd -r "${opts[@]}" "${euser}" || die
        ;;
    esac;
    if [[ ! -e ${ROOT}/${ehome} ]]; then
        einfo " - Creating ${ehome} in ${ROOT}";
        mkdir -p "${ROOT}/${ehome}";
        chown "${euser}" "${ROOT}/${ehome}";
        chmod 755 "${ROOT}/${ehome}";
    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
            set -- "$1"/*${EPATCH_SUFFIX:+."${EPATCH_SUFFIX}"};
        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} ]]; then
            eshopts_push -o noglob;
            local ex;
            for ex in ${EPATCH_EXCLUDE};
            do
                if [[ ${patchname} == ${ex} ]]; then
                    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 "  ${patchname} ...";
        fi;
        local STDERR_TARGET="${T}/${patchname}.out";
        if [[ -e ${STDERR_TARGET} ]]; then
            STDERR_TARGET="${T}/${patchname}-$$.out";
        fi;
        printf "***** %s *****\nPWD: %s\n\n" "${patchname}" "${PWD}" > "${STDERR_TARGET}";
        local count=0;
        local PATCH_TARGET;
        if [[ -n ${PIPE_CMD} ]]; then
            PATCH_TARGET="${T}/$$.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 ${rel_paths} ]]; then
            eqawarn "QA Notice: Your patch uses relative paths '../'.";
            eqawarn " In the future this will cause a failure.";
            eqawarn "${rel_paths}";
        fi;
        local patch_cmd;
        while [[ ${count} -lt 5 ]]; do
            patch_cmd="${BASH_ALIASES[patch]:-patch} -p${count} ${EPATCH_OPTS}";
            ( _epatch_draw_line "***** ${patchname} *****";
            echo;
            echo "PATCH COMMAND:  ${patch_cmd} < '${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;
                _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;
        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 ${applied} ]] && return 2;
    local EPATCH_SOURCE check base=${PORTAGE_CONFIGROOT%/}/etc/portage/patches;
    for check in ${CATEGORY}/{${P}-${PR},${P},${PN}}{,:${SLOT}};
    do
        EPATCH_SOURCE=${base}/${CTARGET}/${check};
        [[ -r ${EPATCH_SOURCE} ]] || EPATCH_SOURCE=${base}/${CHOST}/${check};
        [[ -r ${EPATCH_SOURCE} ]] || EPATCH_SOURCE=${base}/${check};
        if [[ -d ${EPATCH_SOURCE} ]]; then
            EPATCH_SOURCE=${EPATCH_SOURCE} EPATCH_SUFFIX="patch" EPATCH_FORCE="yes" EPATCH_MULTI_MSG="Applying user patches from ${EPATCH_SOURCE} ..." epatch;
            echo "${EPATCH_SOURCE}" > "${applied}";
            return 0;
        fi;
    done;
    echo "none" > "${applied}";
    return 1
}
epause () 
{ 
    ewarn "QA Notice: epause is not defined in EAPI=${EAPI}, please file a bug at http://bugs.gentoo.org"
}
epunt_cxx () 
{ 
    local dir=$1;
    [[ -z ${dir} ]] && dir=${S};
    ebegin "Removing useless C++ checks";
    local f;
    find "${dir}" -name configure | while read f; do
        patch --no-backup-if-mismatch -p0 "${f}" "${PORTDIR}/eclass/ELT-patches/nocxx/nocxx.patch" > /dev/null;
    done;
    eend 0
}
esethome () 
{ 
    _assert_pkg_ebuild_phase ${FUNCNAME};
    local euser=$1;
    shift;
    if [[ -z ${euser} ]]; then
        eerror "No username specified !";
        die "Cannot call esethome without a username";
    fi;
    if [[ -z $(egetent passwd "${euser}") ]]; then
        ewarn "User does not exist, cannot set home dir -- skipping.";
        return 1;
    fi;
    local ehome=$1;
    shift;
    if [[ -z ${ehome} ]]; then
        eerror "No home directory specified !";
        die "Cannot call esethome without a home directory or '-1'";
    fi;
    if [[ ${ehome} == "-1" ]]; then
        ehome="/dev/null";
    fi;
    if [[ $(egethome "${euser}") == ${ehome} ]]; then
        return 0;
    fi;
    einfo "Updating home for user '${euser}' ...";
    einfo " - Home: ${ehome}";
    if [[ ! -e ${ROOT}/${ehome} ]]; then
        einfo " - Creating ${ehome} in ${ROOT}";
        mkdir -p "${ROOT}/${ehome}";
        chown "${euser}" "${ROOT}/${ehome}";
        chmod 755 "${ROOT}/${ehome}";
    fi;
    case ${CHOST} in 
        *-darwin*)
            dscl . change "/users/${euser}" home "${ehome}"
        ;;
        *-freebsd* | *-dragonfly*)
            pw usermod "${euser}" -d "${ehome}" && return 0;
            [[ $? == 8 ]] && eerror "${euser} is in use, cannot update home";
            eerror "There was an error when attempting to update the home directory for ${euser}";
            eerror "Please update it manually on your system:";
            eerror "\t pw usermod \"${euser}\" -d \"${ehome}\""
        ;;
        *)
            usermod -d "${ehome}" "${euser}" && return 0;
            [[ $? == 8 ]] && eerror "${euser} is in use, cannot update home";
            eerror "There was an error when attempting to update the home directory for ${euser}";
            eerror "Please update it manually on your system (as root):";
            eerror "\t usermod -d \"${ehome}\" \"${euser}\""
        ;;
    esac
}
eshopts_pop () 
{ 
    local s;
    estack_pop eshopts s || die "${FUNCNAME}: unbalanced push";
    if [[ ${s} == "shopt -"* ]]; then
        eval "${s}" || die "${FUNCNAME}: sanity: invalid shopt options: ${s}";
    else
        set +$- || die "${FUNCNAME}: sanity: invalid shell settings: $-";
        set -${s} || die "${FUNCNAME}: sanity: unable to restore saved shell settings: ${s}";
    fi
}
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 $-;
        [[ $# -eq 0 ]] && return 0;
        set "$@" || 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 () 
{ 
    [[ -z $* ]] && set -- .;
    find "$@" -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: $*"
}
filter-flags () 
{ 
    _filter-hardened "$@";
    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=" ${new_math//,/ } ";
    prune_math="";
    for prune_math in "$@";
    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);
    return $([[ "${directive/\{!fstrict-overflow:}" != "${directive}" ]])
}
gcc-specs-now () 
{ 
    local directive;
    directive=$(gcc-specs-directive link_command);
    return $([[ "${directive/\{!nonow:}" != "${directive}" ]])
}
gcc-specs-pie () 
{ 
    local directive;
    directive=$(gcc-specs-directive cc1);
    return $([[ "${directive/\{!nopie:}" != "${directive}" ]])
}
gcc-specs-relro () 
{ 
    local directive;
    directive=$(gcc-specs-directive link_command);
    return $([[ "${directive/\{!norelro:}" != "${directive}" ]])
}
gcc-specs-ssp () 
{ 
    local directive;
    directive=$(gcc-specs-directive cc1);
    return $([[ "${directive/\{!fno-stack-protector:}" != "${directive}" ]])
}
gcc-specs-ssp-to-all () 
{ 
    local directive;
    directive=$(gcc-specs-directive cc1);
    return $([[ "${directive/\{!fno-stack-protector-all:}" != "${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;
    case ${CTARGET:-${CHOST}} in 
        *-darwin*)

        ;;
        *linux* | *-freebsd* | *-openbsd* | *-netbsd*)
            use prefix && return 0
        ;;
        *)
            return 0
        ;;
    esac;
    dodir /usr/${libdir};
    if [[ $1 == "-a" ]]; then
        auto=true;
        shift;
        dodir /${libdir};
    fi;
    output_format=$($(tc-getCC) ${CFLAGS} ${LDFLAGS} -Wl,--verbose 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 http://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_after_major_version () 
{ 
    echo $(get_version_component_range 2- "${1:-${PV}}")
}
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_all_version_components () 
{ 
    eshopts_push -s extglob;
    local ver_str=${1:-${PV}} result;
    result=();
    if [[ ${VERSIONATOR_CACHE_VER_STR} == ${ver_str} ]]; then
        echo ${VERSIONATOR_CACHE_RESULT};
        eshopts_pop;
        return;
    fi;
    export VERSIONATOR_CACHE_VER_STR=${ver_str};
    while [[ -n $ver_str ]]; do
        case "${ver_str::1}" in 
            [[:digit:]])
                result+=("${ver_str%%[^[:digit:]]*}");
                ver_str=${ver_str##+([[:digit:]])}
            ;;
            [-_.])
                result+=("${ver_str::1}");
                ver_str=${ver_str:1}
            ;;
            [[:alpha:]])
                local not_match=${ver_str##+([[:alpha:]])*([[:digit:]])};
                result+=("${ver_str::${#ver_str} - ${#not_match}}");
                ver_str=${not_match}
            ;;
            *)
                result+=("${ver_str::1}");
                ver_str=${ver_str:1}
            ;;
        esac;
    done;
    export VERSIONATOR_CACHE_RESULT=${result[*]};
    echo ${result[@]};
    eshopts_pop
}
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_last_version_component_index () 
{ 
    echo $(($(get_version_component_count "${1:-${PV}}" ) - 1))
}
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 | 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 ${CHOST} in 
                *-darwin*)
                    echo ".${ver}.${libname}"
                ;;
                *-mint*)
                    echo ".${libname}"
                ;;
                *)
                    echo ".${libname}.${ver}"
                ;;
            esac;
        done;
    fi
}
get_major_version () 
{ 
    local c=($(get_all_version_components "${1:-${PV}}"));
    echo ${c[0]}
}
get_modname () 
{ 
    local modname;
    local ver=$1;
    case ${CHOST} in 
        *-darwin*)
            modname="bundle"
        ;;
        *)
            modname="so"
        ;;
    esac;
    echo ".${modname}"
}
get_version_component_count () 
{ 
    local a=($(get_version_components "${1:-${PV}}"));
    echo ${#a[@]}
}
get_version_component_range () 
{ 
    eshopts_push -s extglob;
    local c v="${2:-${PV}}" range="${1}" range_start range_end;
    local -i i=-1 j=0;
    c=($(get_all_version_components "${v}"));
    range_start=${range%-*};
    range_start=${range_start:-1};
    range_end=${range#*-};
    range_end=${range_end:-${#c[@]}};
    while ((j < range_start)); do
        i+=1;
        ((i > ${#c[@]})) && eshopts_pop && return;
        [[ -n "${c[i]//[-._]}" ]] && j+=1;
    done;
    while ((j <= range_end)); do
        echo -n ${c[i]};
        ((i > ${#c[@]})) && eshopts_pop && return;
        [[ -n "${c[i]//[-._]}" ]] && j+=1;
        i+=1;
    done;
    eshopts_pop
}
get_version_components () 
{ 
    local c=$(get_all_version_components "${1:-${PV}}");
    echo ${c//[-._]/ }
}
has_m32 () 
{ 
    die "${FUNCNAME}: don't use this anymore"
}
has_m64 () 
{ 
    eqawarn "${FUNCNAME}: don't use this anymore";
    local temp="$(emktemp)";
    echo "int main() { return(0); }" > "${temp}".c;
    MY_CC=$(tc-getCC);
    ${MY_CC/ .*/} -m64 -o "$(emktemp)" "${temp}".c > /dev/null 2>&1;
    local ret=$?;
    rm -f "${temp}".c;
    [[ ${ret} != 1 ]] && return 0;
    return 1
}
has_multilib_profile () 
{ 
    [ -n "${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} ]]
}
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;
    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:+;};
    eshopts_push -s extglob;
    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%.@(xpm|png|svg)};
    fi;
    eshopts_pop;
    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 () 
{ 
    local wrapper=$1 bin=$2 chdir=$3 libdir=$4 path=$5;
    local tmpwrapper=$(emktemp);
    cat > "${tmpwrapper}"  <<EOF
#!/bin/sh
cd "${chdir:-.}"
if [ -n "${libdir}" ] ; then
	if [ "\${LD_LIBRARY_PATH+set}" = "set" ] ; then
		export LD_LIBRARY_PATH="\${LD_LIBRARY_PATH}:${libdir}"
	else
		export LD_LIBRARY_PATH="${libdir}"
	fi
fi
exec ${bin} "\$@"
EOF

    chmod go+rx "${tmpwrapper}";
    if [[ -n ${path} ]]; then
        ( exeinto "${path}";
        newexe "${tmpwrapper}" "${wrapper}" ) || die;
    else
        newbin "${tmpwrapper}" "${wrapper}" || die;
    fi
}
multilib_env () 
{ 
    local CTARGET=${1:-${CTARGET}};
    case ${CTARGET} in 
        x86_64*)
            export CFLAGS_x86=${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_toolchain_setup () 
{ 
    local v vv;
    export ABI=$1;
    if [[ ${__DEFAULT_ABI_SAVED} == "true" ]]; then
        for v in CHOST CBUILD AS CC CXX LD;
        do
            vv="__abi_saved_${v}";
            export ${v}="${!vv}";
            unset ${vv};
        done;
        unset __DEFAULT_ABI_SAVED;
    fi;
    if [[ ${ABI} != ${DEFAULT_ABI} ]]; then
        for v in CHOST CBUILD AS CC CXX LD;
        do
            export __abi_saved_${v}="${!v}";
        done;
        export __DEFAULT_ABI_SAVED="true";
        export CHOST=$(get_abi_CHOST ${DEFAULT_ABI});
        export CC="$(tc-getCC) $(get_abi_CFLAGS)";
        export CXX="$(tc-getCXX) $(get_abi_CFLAGS)";
        export LD="$(tc-getLD) $(get_abi_LDFLAGS)";
        export CHOST=$(get_abi_CHOST $1);
        export CBUILD=$(get_abi_CHOST $1);
    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 $#
}
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 == $# ))
        ;;
    esac
}
pkg_nofetch () 
{ 
    __eapi0_pkg_nofetch "$@"
}
pkg_postinst () 
{ 
    use python && python_mod_optimize /usr/share/boost-build-${MAJOR_PV}
}
pkg_postrm () 
{ 
    use python && python_mod_cleanup /usr/share/boost-build-${MAJOR_PV}
}
pkg_setup () 
{ 
    if use python; then
        python_set_active_version 2;
        python_pkg_setup;
    fi
}
preserve_old_lib () 
{ 
    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 ${ROOT}/${lib} ]] || continue;
        dir=${lib%/*};
        dodir ${dir} || die "dodir ${dir} failed";
        cp "${ROOT}"/${lib} "${D}"/${lib} || die "cp ${lib} failed";
        touch "${D}"/${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 ${FEATURES} && return 0;
    local lib notice=0;
    for lib in "$@";
    do
        [[ -e ${ROOT}/${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};
        [[ ${f} != ${archivefile} ]] || die 'regex sanity check failed';
        local reason pkgconfig_scanned;
        if grep -q '^shouldnotlink=yes$' "${f}"; 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=$(tc-getPKG_CONFIG);
                                while IFS= read -r -d '' pc; do
                                    local arg;
                                    sed -e '/^Requires:/d' "${pc}" > "${tf}";
                                    for arg in $("${pkgconf}" --libs "${tf}");
                                    do
                                        [[ ${arg} == -l* ]] && pc_libs+=(lib${arg#-l}.la);
                                    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
}
python_clean_installation_image () 
{ 
    if [[ "${EBUILD_PHASE}" != "install" ]]; then
        die "${FUNCNAME}() can be used only in src_install() phase";
    fi;
    _python_check_python_pkg_setup_execution;
    _python_initialize_prefix_variables;
    local file files=() quiet="0";
    while (($#)); do
        case "$1" in 
            -q | --quiet)
                quiet="1"
            ;;
            -*)
                die "${FUNCNAME}(): Unrecognized option '$1'"
            ;;
            *)
                die "${FUNCNAME}(): Invalid usage"
            ;;
        esac;
        shift;
    done;
    while read -d '' -r file; do
        files+=("${file}");
    done < <(find "${ED}" "(" -name "*.py[co]" -o -name "*\$py.class" ")" -type f -print0);
    if [[ "${#files[@]}" -gt 0 ]]; then
        if [[ "${quiet}" == "0" ]]; then
            ewarn "Deleting byte-compiled Python modules needlessly generated by build system:";
        fi;
        for file in "${files[@]}";
        do
            if [[ "${quiet}" == "0" ]]; then
                ewarn " ${file}";
            fi;
            rm -f "${file}";
            if [[ "${file%/*}" == *"/__pycache__" ]]; then
                rmdir "${file%/*}" 2> /dev/null;
            fi;
        done;
    fi;
    function python_clean_sitedirs () 
    { 
        if [[ -d "${ED}$(python_get_sitedir)" ]]; then
            find "${ED}$(python_get_sitedir)" "(" -name "*.c" -o -name "*.h" -o -name "*.la" ")" -type f -print0 | xargs -0 rm -f;
        fi
    };
    if _python_package_supporting_installation_for_multiple_python_abis; then
        python_execute_function -q python_clean_sitedirs;
    else
        python_clean_sitedirs;
    fi;
    unset -f python_clean_sitedirs
}
python_clean_py-compile_files () 
{ 
    _python_check_python_pkg_setup_execution;
    local file files=() quiet="0";
    while (($#)); do
        case "$1" in 
            -q | --quiet)
                quiet="1"
            ;;
            -*)
                die "${FUNCNAME}(): Unrecognized option '$1'"
            ;;
            *)
                die "${FUNCNAME}(): Invalid usage"
            ;;
        esac;
        shift;
    done;
    while read -d '' -r file; do
        files+=("${file#./}");
    done < <(find -name py-compile -type f -print0);
    for file in "${files[@]}";
    do
        if [[ "${quiet}" == "0" ]]; then
            einfo "Cleaning '${file}' file";
        fi;
        echo "#!/bin/sh" > "${file}";
    done
}
python_convert_shebangs () 
{ 
    _python_check_python_pkg_setup_execution;
    local argument file files=() only_executables="0" python_interpreter quiet="0" recursive="0" shebangs_converted="0";
    while (($#)); do
        case "$1" in 
            -r | --recursive)
                recursive="1"
            ;;
            -q | --quiet)
                quiet="1"
            ;;
            -x | --only-executables)
                only_executables="1"
            ;;
            --)
                shift;
                break
            ;;
            -*)
                die "${FUNCNAME}(): Unrecognized option '$1'"
            ;;
            *)
                break
            ;;
        esac;
        shift;
    done;
    if [[ "$#" -eq 0 ]]; then
        die "${FUNCNAME}(): Missing Python version and files or directories";
    else
        if [[ "$#" -eq 1 ]]; then
            die "${FUNCNAME}(): Missing files or directories";
        fi;
    fi;
    if [[ -n "$(_python_get_implementation --ignore-invalid "$1")" ]]; then
        python_interpreter="$(PYTHON "$1")";
    else
        python_interpreter="python$1";
    fi;
    shift;
    for argument in "$@";
    do
        if [[ ! -e "${argument}" ]]; then
            die "${FUNCNAME}(): '${argument}' does not exist";
        else
            if [[ -f "${argument}" ]]; then
                files+=("${argument}");
            else
                if [[ -d "${argument}" ]]; then
                    if [[ "${recursive}" == "1" ]]; then
                        while read -d '' -r file; do
                            files+=("${file}");
                        done < <(find "${argument}" $([[ "${only_executables}" == "1" ]] && echo -perm /111) -type f -print0);
                    else
                        die "${FUNCNAME}(): '${argument}' is not a regular file";
                    fi;
                else
                    die "${FUNCNAME}(): '${argument}' is not a regular file or a directory";
                fi;
            fi;
        fi;
    done;
    for file in "${files[@]}";
    do
        file="${file#./}";
        [[ "${only_executables}" == "1" && ! -x "${file}" ]] && continue;
        if [[ "$(head -n1 "${file}")" =~ ${_PYTHON_SHEBANG_BASE_PART_REGEX} ]]; then
            [[ "$(sed -ne "2p" "${file}")" =~ ^"# Gentoo '".*"' wrapper script generated by python_generate_wrapper_scripts()"$ ]] && continue;
            shebangs_converted="1";
            if [[ "${quiet}" == "0" ]]; then
                einfo "Converting shebang in '${file}'";
            fi;
            sed -e "1s:^#![[:space:]]*\([^[:space:]]*/usr/bin/env[[:space:]]\)\?[[:space:]]*\([^[:space:]]*/\)\?\(jython\|pypy-c\|python\)\([[:digit:]]\+\(\.[[:digit:]]\+\)\?\)\?\(\$\|[[:space:]].*\):#!\1\2${python_interpreter}\6:" -i "${file}" || die "Conversion of shebang in '${file}' failed";
        fi;
    done;
    if [[ "${shebangs_converted}" == "0" ]]; then
        ewarn "${FUNCNAME}(): Python scripts not found";
    fi
}
python_copy_sources () 
{ 
    if ! _python_package_supporting_installation_for_multiple_python_abis; then
        die "${FUNCNAME}() cannot be used in ebuilds of packages not supporting installation for multiple Python ABIs";
    fi;
    _python_check_python_pkg_setup_execution;
    local dir dirs=() PYTHON_ABI;
    if [[ "$#" -eq 0 ]]; then
        if [[ "${WORKDIR}" == "${S}" ]]; then
            die "${FUNCNAME}() cannot be used with current value of S variable";
        fi;
        dirs=("${S%/}");
    else
        dirs=("$@");
    fi;
    _python_calculate_PYTHON_ABIS;
    for PYTHON_ABI in ${PYTHON_ABIS};
    do
        for dir in "${dirs[@]}";
        do
            cp -pr "${dir}" "${dir}-${PYTHON_ABI}" > /dev/null || die "Copying of sources failed";
        done;
    done
}
python_disable_pyc () 
{ 
    _python_check_python_pkg_setup_execution;
    if [[ "$#" -ne 0 ]]; then
        die "${FUNCNAME}() does not accept arguments";
    fi;
    export PYTHONDONTWRITEBYTECODE="1"
}
python_enable_pyc () 
{ 
    _python_check_python_pkg_setup_execution;
    if [[ "$#" -ne 0 ]]; then
        die "${FUNCNAME}() does not accept arguments";
    fi;
    unset PYTHONDONTWRITEBYTECODE
}
python_execute_function () 
{ 
    if ! _python_package_supporting_installation_for_multiple_python_abis; then
        die "${FUNCNAME}() cannot be used in ebuilds of packages not supporting installation for multiple Python ABIs";
    fi;
    _python_check_python_pkg_setup_execution;
    _python_set_color_variables;
    local action action_message action_message_template default_function="0" failure_message failure_message_template final_ABI="0" function iterated_PYTHON_ABIS nonfatal="0" previous_directory previous_directory_stack previous_directory_stack_length PYTHON_ABI quiet="0" return_code separate_build_dirs="0" source_dir;
    while (($#)); do
        case "$1" in 
            --action-message)
                action_message_template="$2";
                shift
            ;;
            -d | --default-function)
                default_function="1"
            ;;
            --failure-message)
                failure_message_template="$2";
                shift
            ;;
            -f | --final-ABI)
                final_ABI="1"
            ;;
            --nonfatal)
                nonfatal="1"
            ;;
            -q | --quiet)
                quiet="1"
            ;;
            -s | --separate-build-dirs)
                separate_build_dirs="1"
            ;;
            --source-dir)
                source_dir="$2";
                shift
            ;;
            --)
                shift;
                break
            ;;
            -*)
                die "${FUNCNAME}(): Unrecognized option '$1'"
            ;;
            *)
                break
            ;;
        esac;
        shift;
    done;
    if [[ -n "${source_dir}" && "${separate_build_dirs}" == 0 ]]; then
        die "${FUNCNAME}(): '--source-dir' option can be specified only with '--separate-build-dirs' option";
    fi;
    if [[ "${default_function}" == "0" ]]; then
        if [[ "$#" -eq 0 ]]; then
            die "${FUNCNAME}(): Missing function name";
        fi;
        function="$1";
        shift;
        if [[ -z "$(type -t "${function}")" ]]; then
            die "${FUNCNAME}(): '${function}' function is not defined";
        fi;
    else
        if has "${EAPI:-0}" 0 1; then
            die "${FUNCNAME}(): '--default-function' option cannot be used in this EAPI";
        fi;
        if [[ "${EBUILD_PHASE}" == "configure" ]]; then
            if has "${EAPI}" 2 3; then
                function python_default_function () 
                { 
                    econf "$@"
                };
            else
                function python_default_function () 
                { 
                    nonfatal econf "$@"
                };
            fi;
        else
            if [[ "${EBUILD_PHASE}" == "compile" ]]; then
                function python_default_function () 
                { 
                    emake "$@"
                };
            else
                if [[ "${EBUILD_PHASE}" == "test" ]]; then
                    function python_default_function () 
                    { 
                        local emake_cmd="${MAKE:-make} ${MAKEOPTS} ${EXTRA_EMAKE}";
                        if ${emake_cmd} -j1 -n check &>/dev/null; then
                            ${emake_cmd} -j1 check "$@";
                        else
                            if ${emake_cmd} -j1 -n test &>/dev/null; then
                                ${emake_cmd} -j1 test "$@";
                            fi;
                        fi
                    };
                else
                    if [[ "${EBUILD_PHASE}" == "install" ]]; then
                        function python_default_function () 
                        { 
                            emake DESTDIR="${D}" install "$@"
                        };
                    else
                        die "${FUNCNAME}(): '--default-function' option cannot be used in this ebuild phase";
                    fi;
                fi;
            fi;
        fi;
        function="python_default_function";
    fi;
    if _python_abi-specific_local_scope; then
        die "${FUNCNAME}(): Invalid call stack";
    fi;
    if [[ "${quiet}" == "0" ]]; then
        [[ "${EBUILD_PHASE}" == "setup" ]] && action="Setting up";
        [[ "${EBUILD_PHASE}" == "unpack" ]] && action="Unpacking";
        [[ "${EBUILD_PHASE}" == "prepare" ]] && action="Preparation";
        [[ "${EBUILD_PHASE}" == "configure" ]] && action="Configuration";
        [[ "${EBUILD_PHASE}" == "compile" ]] && action="Building";
        [[ "${EBUILD_PHASE}" == "test" ]] && action="Testing";
        [[ "${EBUILD_PHASE}" == "install" ]] && action="Installation";
        [[ "${EBUILD_PHASE}" == "preinst" ]] && action="Preinstallation";
        [[ "${EBUILD_PHASE}" == "postinst" ]] && action="Postinstallation";
        [[ "${EBUILD_PHASE}" == "prerm" ]] && action="Preuninstallation";
        [[ "${EBUILD_PHASE}" == "postrm" ]] && action="Postuninstallation";
    fi;
    _python_calculate_PYTHON_ABIS;
    if [[ "${final_ABI}" == "1" ]]; then
        iterated_PYTHON_ABIS="$(PYTHON -f --ABI)";
    else
        iterated_PYTHON_ABIS="${PYTHON_ABIS}";
    fi;
    for PYTHON_ABI in ${iterated_PYTHON_ABIS};
    do
        if [[ "${EBUILD_PHASE}" == "test" ]] && _python_check_python_abi_matching --patterns-list "${PYTHON_ABI}" "${PYTHON_TESTS_RESTRICTED_ABIS}"; then
            if [[ "${quiet}" == "0" ]]; then
                echo " ${_GREEN}*${_NORMAL} ${_BLUE}Testing of ${CATEGORY}/${PF} with $(python_get_implementation_and_version) skipped${_NORMAL}";
            fi;
            continue;
        fi;
        _python_prepare_flags;
        if [[ "${quiet}" == "0" ]]; then
            if [[ -n "${action_message_template}" ]]; then
                eval "action_message=\"${action_message_template}\"";
            else
                action_message="${action} of ${CATEGORY}/${PF} with $(python_get_implementation_and_version)...";
            fi;
            echo " ${_GREEN}*${_NORMAL} ${_BLUE}${action_message}${_NORMAL}";
        fi;
        if [[ "${separate_build_dirs}" == "1" ]]; then
            if [[ -n "${source_dir}" ]]; then
                export BUILDDIR="${S}/${source_dir}-${PYTHON_ABI}";
            else
                export BUILDDIR="${S}-${PYTHON_ABI}";
            fi;
            pushd "${BUILDDIR}" > /dev/null || die "pushd failed";
        else
            export BUILDDIR="${S}";
        fi;
        previous_directory="$(pwd)";
        previous_directory_stack="$(dirs -p)";
        previous_directory_stack_length="$(dirs -p | wc -l)";
        if ! has "${EAPI}" 0 1 2 3 && has "${PYTHON_ABI}" ${FAILURE_TOLERANT_PYTHON_ABIS}; then
            EPYTHON="$(PYTHON)" nonfatal "${function}" "$@";
        else
            EPYTHON="$(PYTHON)" "${function}" "$@";
        fi;
        return_code="$?";
        _python_restore_flags;
        if [[ "${return_code}" -ne 0 ]]; then
            if [[ -n "${failure_message_template}" ]]; then
                eval "failure_message=\"${failure_message_template}\"";
            else
                failure_message="${action} failed with $(python_get_implementation_and_version) in ${function}() function";
            fi;
            if [[ "${nonfatal}" == "1" ]]; then
                if [[ "${quiet}" == "0" ]]; then
                    ewarn "${failure_message}";
                fi;
            else
                if [[ "${final_ABI}" == "0" ]] && has "${PYTHON_ABI}" ${FAILURE_TOLERANT_PYTHON_ABIS}; then
                    if [[ "${EBUILD_PHASE}" != "test" ]] || ! has test-fail-continue ${FEATURES}; then
                        local enabled_PYTHON_ABIS= other_PYTHON_ABI;
                        for other_PYTHON_ABI in ${PYTHON_ABIS};
                        do
                            [[ "${other_PYTHON_ABI}" != "${PYTHON_ABI}" ]] && enabled_PYTHON_ABIS+="${enabled_PYTHON_ABIS:+ }${other_PYTHON_ABI}";
                        done;
                        export PYTHON_ABIS="${enabled_PYTHON_ABIS}";
                    fi;
                    if [[ "${quiet}" == "0" ]]; then
                        ewarn "${failure_message}";
                    fi;
                    if [[ -z "${PYTHON_ABIS}" ]]; then
                        die "${function}() function failed with all enabled Python ABIs";
                    fi;
                else
                    die "${failure_message}";
                fi;
            fi;
        fi;
        if [[ "$(dirs -p | wc -l)" -lt "${previous_directory_stack_length}" ]]; then
            die "Directory stack decreased illegally";
        fi;
        while [[ "$(dirs -p | wc -l)" -gt "${previous_directory_stack_length}" ]]; do
            popd > /dev/null || die "popd failed";
        done;
        cd "${previous_directory}";
        if [[ "$(dirs -p)" != "${previous_directory_stack}" ]]; then
            die "Directory stack changed illegally";
        fi;
        if [[ "${separate_build_dirs}" == "1" ]]; then
            popd > /dev/null || die "popd failed";
        fi;
        unset BUILDDIR;
    done;
    if [[ "${default_function}" == "1" ]]; then
        unset -f python_default_function;
    fi
}
python_execute_nosetests () 
{ 
    _python_check_python_pkg_setup_execution;
    _python_set_color_variables;
    local PYTHONPATH_template separate_build_dirs;
    while (($#)); do
        case "$1" in 
            -P | --PYTHONPATH)
                PYTHONPATH_template="$2";
                shift
            ;;
            -s | --separate-build-dirs)
                separate_build_dirs="1"
            ;;
            --)
                shift;
                break
            ;;
            -*)
                die "${FUNCNAME}(): Unrecognized option '$1'"
            ;;
            *)
                break
            ;;
        esac;
        shift;
    done;
    function python_test_function () 
    { 
        local evaluated_PYTHONPATH;
        eval "evaluated_PYTHONPATH=\"${PYTHONPATH_template}\"";
        _PYTHON_TEST_FUNCTION="python_execute_nosetests" _python_test_hook pre;
        if [[ -n "${evaluated_PYTHONPATH}" ]]; then
            echo ${_BOLD}PYTHONPATH="${evaluated_PYTHONPATH}" nosetests --verbosity="${PYTHON_TEST_VERBOSITY}" "$@"${_NORMAL};
            PYTHONPATH="${evaluated_PYTHONPATH}" nosetests --verbosity="${PYTHON_TEST_VERBOSITY}" "$@" || return "$?";
        else
            echo ${_BOLD}nosetests --verbosity="${PYTHON_TEST_VERBOSITY}" "$@"${_NORMAL};
            nosetests --verbosity="${PYTHON_TEST_VERBOSITY}" "$@" || return "$?";
        fi;
        _PYTHON_TEST_FUNCTION="python_execute_nosetests" _python_test_hook post
    };
    if _python_package_supporting_installation_for_multiple_python_abis; then
        python_execute_function ${separate_build_dirs:+-s} python_test_function "$@";
    else
        if [[ -n "${separate_build_dirs}" ]]; then
            die "${FUNCNAME}(): Invalid usage";
        fi;
        python_test_function "$@" || die "Testing failed";
    fi;
    unset -f python_test_function
}
python_execute_py.test () 
{ 
    _python_check_python_pkg_setup_execution;
    _python_set_color_variables;
    local PYTHONPATH_template separate_build_dirs;
    while (($#)); do
        case "$1" in 
            -P | --PYTHONPATH)
                PYTHONPATH_template="$2";
                shift
            ;;
            -s | --separate-build-dirs)
                separate_build_dirs="1"
            ;;
            --)
                shift;
                break
            ;;
            -*)
                die "${FUNCNAME}(): Unrecognized option '$1'"
            ;;
            *)
                break
            ;;
        esac;
        shift;
    done;
    function python_test_function () 
    { 
        local evaluated_PYTHONPATH;
        eval "evaluated_PYTHONPATH=\"${PYTHONPATH_template}\"";
        _PYTHON_TEST_FUNCTION="python_execute_py.test" _python_test_hook pre;
        if [[ -n "${evaluated_PYTHONPATH}" ]]; then
            echo ${_BOLD}PYTHONPATH="${evaluated_PYTHONPATH}" py.test $([[ "${PYTHON_TEST_VERBOSITY}" -ge 2 ]] && echo -v) "$@"${_NORMAL};
            PYTHONPATH="${evaluated_PYTHONPATH}" py.test $([[ "${PYTHON_TEST_VERBOSITY}" -ge 2 ]] && echo -v) "$@" || return "$?";
        else
            echo ${_BOLD}py.test $([[ "${PYTHON_TEST_VERBOSITY}" -gt 1 ]] && echo -v) "$@"${_NORMAL};
            py.test $([[ "${PYTHON_TEST_VERBOSITY}" -gt 1 ]] && echo -v) "$@" || return "$?";
        fi;
        _PYTHON_TEST_FUNCTION="python_execute_py.test" _python_test_hook post
    };
    if _python_package_supporting_installation_for_multiple_python_abis; then
        python_execute_function ${separate_build_dirs:+-s} python_test_function "$@";
    else
        if [[ -n "${separate_build_dirs}" ]]; then
            die "${FUNCNAME}(): Invalid usage";
        fi;
        python_test_function "$@" || die "Testing failed";
    fi;
    unset -f python_test_function
}
python_execute_trial () 
{ 
    _python_check_python_pkg_setup_execution;
    _python_set_color_variables;
    local PYTHONPATH_template separate_build_dirs;
    while (($#)); do
        case "$1" in 
            -P | --PYTHONPATH)
                PYTHONPATH_template="$2";
                shift
            ;;
            -s | --separate-build-dirs)
                separate_build_dirs="1"
            ;;
            --)
                shift;
                break
            ;;
            -*)
                die "${FUNCNAME}(): Unrecognized option '$1'"
            ;;
            *)
                break
            ;;
        esac;
        shift;
    done;
    function python_test_function () 
    { 
        local evaluated_PYTHONPATH;
        eval "evaluated_PYTHONPATH=\"${PYTHONPATH_template}\"";
        _PYTHON_TEST_FUNCTION="python_execute_trial" _python_test_hook pre;
        if [[ -n "${evaluated_PYTHONPATH}" ]]; then
            echo ${_BOLD}PYTHONPATH="${evaluated_PYTHONPATH}" trial $([[ "${PYTHON_TEST_VERBOSITY}" -ge 4 ]] && echo --spew) "$@"${_NORMAL};
            PYTHONPATH="${evaluated_PYTHONPATH}" trial $([[ "${PYTHON_TEST_VERBOSITY}" -ge 4 ]] && echo --spew) "$@" || return "$?";
        else
            echo ${_BOLD}trial $([[ "${PYTHON_TEST_VERBOSITY}" -ge 4 ]] && echo --spew) "$@"${_NORMAL};
            trial $([[ "${PYTHON_TEST_VERBOSITY}" -ge 4 ]] && echo --spew) "$@" || return "$?";
        fi;
        _PYTHON_TEST_FUNCTION="python_execute_trial" _python_test_hook post
    };
    if _python_package_supporting_installation_for_multiple_python_abis; then
        python_execute_function ${separate_build_dirs:+-s} python_test_function "$@";
    else
        if [[ -n "${separate_build_dirs}" ]]; then
            die "${FUNCNAME}(): Invalid usage";
        fi;
        python_test_function "$@" || die "Testing failed";
    fi;
    unset -f python_test_function
}
python_generate_wrapper_scripts () 
{ 
    if [[ "${EBUILD_PHASE}" != "install" ]]; then
        die "${FUNCNAME}() can be used only in src_install() phase";
    fi;
    if ! _python_package_supporting_installation_for_multiple_python_abis; then
        die "${FUNCNAME}() cannot be used in ebuilds of packages not supporting installation for multiple Python ABIs";
    fi;
    _python_check_python_pkg_setup_execution;
    _python_initialize_prefix_variables;
    local eselect_python_option file force="0" quiet="0" PYTHON_ABI PYTHON_ABIS_list python2_enabled="0" python3_enabled="0" respect_EPYTHON="0";
    while (($#)); do
        case "$1" in 
            -E | --respect-EPYTHON)
                respect_EPYTHON="1"
            ;;
            -f | --force)
                force="1"
            ;;
            -q | --quiet)
                quiet="1"
            ;;
            --)
                shift;
                break
            ;;
            -*)
                die "${FUNCNAME}(): Unrecognized option '$1'"
            ;;
            *)
                break
            ;;
        esac;
        shift;
    done;
    if [[ "$#" -eq 0 ]]; then
        die "${FUNCNAME}(): Missing arguments";
    fi;
    _python_calculate_PYTHON_ABIS;
    for PYTHON_ABI in "${_CPYTHON2_GLOBALLY_SUPPORTED_ABIS[@]}";
    do
        if has "${PYTHON_ABI}" ${PYTHON_ABIS}; then
            python2_enabled="1";
        fi;
    done;
    for PYTHON_ABI in "${_CPYTHON3_GLOBALLY_SUPPORTED_ABIS[@]}";
    do
        if has "${PYTHON_ABI}" ${PYTHON_ABIS}; then
            python3_enabled="1";
        fi;
    done;
    if [[ "${python2_enabled}" == "1" && "${python3_enabled}" == "1" ]]; then
        eselect_python_option=;
    else
        if [[ "${python2_enabled}" == "1" && "${python3_enabled}" == "0" ]]; then
            eselect_python_option="--python2";
        else
            if [[ "${python2_enabled}" == "0" && "${python3_enabled}" == "1" ]]; then
                eselect_python_option="--python3";
            else
                die "${FUNCNAME}(): Unsupported environment";
            fi;
        fi;
    fi;
    PYTHON_ABIS_list="$("$(PYTHON -f)" -c "print(', '.join('\"%s\"' % x for x in reversed('${PYTHON_ABIS}'.split())))")";
    for file in "$@";
    do
        if [[ -f "${file}" && "${force}" == "0" ]]; then
            die "${FUNCNAME}(): '${file}' already exists";
        fi;
        if [[ "${quiet}" == "0" ]]; then
            einfo "Generating '${file#${ED%/}}' wrapper script";
        fi;
        cat > "${file}"  <<EOF
#!/usr/bin/env python
# Gentoo '${file##*/}' wrapper script generated by python_generate_wrapper_scripts()

import os
import re
import subprocess
import sys

cpython_ABI_re = re.compile(r"^(\d+\.\d+)$")
jython_ABI_re = re.compile(r"^(\d+\.\d+)-jython$")
pypy_ABI_re = re.compile(r"^\d+\.\d+-pypy-(\d+\.\d+)$")
cpython_interpreter_re = re.compile(r"^python(\d+\.\d+)$")
jython_interpreter_re = re.compile(r"^jython(\d+\.\d+)$")
pypy_interpreter_re = re.compile(r"^pypy-c(\d+\.\d+)$")
cpython_shebang_re = re.compile(r"^#![ \t]*(?:${EPREFIX}/usr/bin/python|(?:${EPREFIX})?/usr/bin/env[ \t]+(?:${EPREFIX}/usr/bin/)?python)")
python_shebang_options_re = re.compile(r"^#![ \t]*${EPREFIX}/usr/bin/(?:jython|pypy-c|python)(?:\d+(?:\.\d+)?)?[ \t]+(-\S)")
python_verification_output_re = re.compile("^GENTOO_PYTHON_TARGET_SCRIPT_PATH supported\n$")

pypy_versions_mapping = {
	"1.5": "2.7",
	"1.6": "2.7",
	"1.7": "2.7",
	"1.8": "2.7",
	"1.9": "2.7",
}

def get_PYTHON_ABI(python_interpreter):
	cpython_matched = cpython_interpreter_re.match(python_interpreter)
	jython_matched = jython_interpreter_re.match(python_interpreter)
	pypy_matched = pypy_interpreter_re.match(python_interpreter)
	if cpython_matched is not None:
		PYTHON_ABI = cpython_matched.group(1)
	elif jython_matched is not None:
		PYTHON_ABI = jython_matched.group(1) + "-jython"
	elif pypy_matched is not None:
		PYTHON_ABI = pypy_versions_mapping[pypy_matched.group(1)] + "-pypy-" + pypy_matched.group(1)
	else:
		PYTHON_ABI = None
	return PYTHON_ABI

def get_python_interpreter(PYTHON_ABI):
	cpython_matched = cpython_ABI_re.match(PYTHON_ABI)
	jython_matched = jython_ABI_re.match(PYTHON_ABI)
	pypy_matched = pypy_ABI_re.match(PYTHON_ABI)
	if cpython_matched is not None:
		python_interpreter = "python" + cpython_matched.group(1)
	elif jython_matched is not None:
		python_interpreter = "jython" + jython_matched.group(1)
	elif pypy_matched is not None:
		python_interpreter = "pypy-c" + pypy_matched.group(1)
	else:
		python_interpreter = None
	return python_interpreter

EOF

        if [[ "$?" != "0" ]]; then
            die "${FUNCNAME}(): Generation of '$1' failed";
        fi;
        if [[ "${respect_EPYTHON}" == "1" ]]; then
            cat >> "${file}"  <<EOF
python_interpreter = os.environ.get("EPYTHON")
if python_interpreter:
	PYTHON_ABI = get_PYTHON_ABI(python_interpreter)
	if PYTHON_ABI is None:
		sys.stderr.write("%s: EPYTHON variable has unrecognized value '%s'\n" % (sys.argv[0], python_interpreter))
		sys.exit(1)
else:
	try:
		environment = os.environ.copy()
		environment["ROOT"] = "/"
		eselect_process = subprocess.Popen(["${EPREFIX}/usr/bin/eselect", "python", "show"${eselect_python_option:+, $(echo "\"")}${eselect_python_option}${eselect_python_option:+$(echo "\"")}], env=environment, stdout=subprocess.PIPE)
		if eselect_process.wait() != 0:
			raise ValueError
	except (OSError, ValueError):
		sys.stderr.write("%s: Execution of 'eselect python show${eselect_python_option:+ }${eselect_python_option}' failed\n" % sys.argv[0])
		sys.exit(1)

	python_interpreter = eselect_process.stdout.read()
	if not isinstance(python_interpreter, str):
		# Python 3
		python_interpreter = python_interpreter.decode()
	python_interpreter = python_interpreter.rstrip("\n")

	PYTHON_ABI = get_PYTHON_ABI(python_interpreter)
	if PYTHON_ABI is None:
		sys.stderr.write("%s: 'eselect python show${eselect_python_option:+ }${eselect_python_option}' printed unrecognized value '%s'\n" % (sys.argv[0], python_interpreter))
		sys.exit(1)

wrapper_script_path = os.path.realpath(sys.argv[0])
target_executable_path = "%s-%s" % (wrapper_script_path, PYTHON_ABI)
if not os.path.exists(target_executable_path):
	sys.stderr.write("%s: '%s' does not exist\n" % (sys.argv[0], target_executable_path))
	sys.exit(1)
EOF

            if [[ "$?" != "0" ]]; then
                die "${FUNCNAME}(): Generation of '$1' failed";
            fi;
        else
            cat >> "${file}"  <<EOF
try:
	environment = os.environ.copy()
	environment["ROOT"] = "/"
	eselect_process = subprocess.Popen(["${EPREFIX}/usr/bin/eselect", "python", "show"${eselect_python_option:+, $(echo "\"")}${eselect_python_option}${eselect_python_option:+$(echo "\"")}], env=environment, stdout=subprocess.PIPE)
	if eselect_process.wait() != 0:
		raise ValueError
except (OSError, ValueError):
	sys.stderr.write("%s: Execution of 'eselect python show${eselect_python_option:+ }${eselect_python_option}' failed\n" % sys.argv[0])
	sys.exit(1)

python_interpreter = eselect_process.stdout.read()
if not isinstance(python_interpreter, str):
	# Python 3
	python_interpreter = python_interpreter.decode()
python_interpreter = python_interpreter.rstrip("\n")

PYTHON_ABI = get_PYTHON_ABI(python_interpreter)
if PYTHON_ABI is None:
	sys.stderr.write("%s: 'eselect python show${eselect_python_option:+ }${eselect_python_option}' printed unrecognized value '%s'\n" % (sys.argv[0], python_interpreter))
	sys.exit(1)

wrapper_script_path = os.path.realpath(sys.argv[0])
for PYTHON_ABI in [PYTHON_ABI, ${PYTHON_ABIS_list}]:
	target_executable_path = "%s-%s" % (wrapper_script_path, PYTHON_ABI)
	if os.path.exists(target_executable_path):
		break
else:
	sys.stderr.write("%s: No target script exists for '%s'\n" % (sys.argv[0], wrapper_script_path))
	sys.exit(1)

python_interpreter = get_python_interpreter(PYTHON_ABI)
if python_interpreter is None:
	sys.stderr.write("%s: Unrecognized Python ABI '%s'\n" % (sys.argv[0], PYTHON_ABI))
	sys.exit(1)
EOF

            if [[ "$?" != "0" ]]; then
                die "${FUNCNAME}(): Generation of '$1' failed";
            fi;
        fi
        cat >> "${file}"  <<EOF

target_executable = open(target_executable_path, "rb")
target_executable_first_line = target_executable.readline()
target_executable.close()
if not isinstance(target_executable_first_line, str):
	# Python 3
	target_executable_first_line = target_executable_first_line.decode("utf_8", "replace")

options = []
python_shebang_options_matched = python_shebang_options_re.match(target_executable_first_line)
if python_shebang_options_matched is not None:
	options = [python_shebang_options_matched.group(1)]

cpython_shebang_matched = cpython_shebang_re.match(target_executable_first_line)

if cpython_shebang_matched is not None:
	try:
		python_interpreter_path = "${EPREFIX}/usr/bin/%s" % python_interpreter
		os.environ["GENTOO_PYTHON_TARGET_SCRIPT_PATH_VERIFICATION"] = "1"
		python_verification_process = subprocess.Popen([python_interpreter_path, "-c", "pass"], stdout=subprocess.PIPE)
		del os.environ["GENTOO_PYTHON_TARGET_SCRIPT_PATH_VERIFICATION"]
		if python_verification_process.wait() != 0:
			raise ValueError

		python_verification_output = python_verification_process.stdout.read()
		if not isinstance(python_verification_output, str):
			# Python 3
			python_verification_output = python_verification_output.decode()

		if not python_verification_output_re.match(python_verification_output):
			raise ValueError

		if cpython_interpreter_re.match(python_interpreter) is not None:
			os.environ["GENTOO_PYTHON_PROCESS_NAME"] = os.path.basename(sys.argv[0])
			os.environ["GENTOO_PYTHON_WRAPPER_SCRIPT_PATH"] = sys.argv[0]
			os.environ["GENTOO_PYTHON_TARGET_SCRIPT_PATH"] = target_executable_path

		if hasattr(os, "execv"):
			os.execv(python_interpreter_path, [python_interpreter_path] + options + sys.argv)
		else:
			sys.exit(subprocess.Popen([python_interpreter_path] + options + sys.argv).wait())
	except (KeyboardInterrupt, SystemExit):
		raise
	except:
		pass
	for variable in ("GENTOO_PYTHON_PROCESS_NAME", "GENTOO_PYTHON_WRAPPER_SCRIPT_PATH", "GENTOO_PYTHON_TARGET_SCRIPT_PATH", "GENTOO_PYTHON_TARGET_SCRIPT_PATH_VERIFICATION"):
		if variable in os.environ:
			del os.environ[variable]

if hasattr(os, "execv"):
	os.execv(target_executable_path, sys.argv)
else:
	sys.exit(subprocess.Popen([target_executable_path] + sys.argv[1:]).wait())
EOF

        if [[ "$?" != "0" ]]; then
            die "${FUNCNAME}(): Generation of '$1' failed";
        fi;
        fperms +x "${file#${ED%/}}" || die "fperms '${file}' failed";
    done
}
python_get_implementation () 
{ 
    _python_check_python_pkg_setup_execution;
    local final_ABI="0" PYTHON_ABI="${PYTHON_ABI}";
    while (($#)); do
        case "$1" in 
            -f | --final-ABI)
                final_ABI="1"
            ;;
            -*)
                die "${FUNCNAME}(): Unrecognized option '$1'"
            ;;
            *)
                die "${FUNCNAME}(): Invalid usage"
            ;;
        esac;
        shift;
    done;
    if [[ "${final_ABI}" == "1" ]]; then
        if ! _python_package_supporting_installation_for_multiple_python_abis; then
            die "${FUNCNAME}(): '--final-ABI' option cannot be used in ebuilds of packages not supporting installation for multiple Python ABIs";
        fi;
        PYTHON_ABI="$(PYTHON -f --ABI)";
    else
        if _python_package_supporting_installation_for_multiple_python_abis; then
            if ! _python_abi-specific_local_scope; then
                die "${FUNCNAME}() should be used in ABI-specific local scope";
            fi;
        else
            PYTHON_ABI="${PYTHON_ABI:-$(PYTHON --ABI)}";
        fi;
    fi;
    echo "$(_python_get_implementation "${PYTHON_ABI}")"
}
python_get_implementation_and_version () 
{ 
    _python_check_python_pkg_setup_execution;
    local final_ABI="0" PYTHON_ABI="${PYTHON_ABI}";
    while (($#)); do
        case "$1" in 
            -f | --final-ABI)
                final_ABI="1"
            ;;
            -*)
                die "${FUNCNAME}(): Unrecognized option '$1'"
            ;;
            *)
                die "${FUNCNAME}(): Invalid usage"
            ;;
        esac;
        shift;
    done;
    if [[ "${final_ABI}" == "1" ]]; then
        if ! _python_package_supporting_installation_for_multiple_python_abis; then
            die "${FUNCNAME}(): '--final-ABI' option cannot be used in ebuilds of packages not supporting installation for multiple Python ABIs";
        fi;
        PYTHON_ABI="$(PYTHON -f --ABI)";
    else
        if _python_package_supporting_installation_for_multiple_python_abis; then
            if ! _python_abi-specific_local_scope; then
                die "${FUNCNAME}() should be used in ABI-specific local scope";
            fi;
        else
            PYTHON_ABI="${PYTHON_ABI:-$(PYTHON --ABI)}";
        fi;
    fi;
    if [[ "${PYTHON_ABI}" =~ ^[[:digit:]]+\.[[:digit:]]+-[[:alnum:]]+-[[:digit:]]+\.[[:digit:]]+$ ]]; then
        echo "$(_python_get_implementation "${PYTHON_ABI}") ${PYTHON_ABI##*-} (Python ${PYTHON_ABI%%-*})";
    else
        echo "$(_python_get_implementation "${PYTHON_ABI}") ${PYTHON_ABI%%-*}";
    fi
}
python_get_implementational_package () 
{ 
    _python_check_python_pkg_setup_execution;
    local final_ABI="0" PYTHON_ABI="${PYTHON_ABI}";
    while (($#)); do
        case "$1" in 
            -f | --final-ABI)
                final_ABI="1"
            ;;
            -*)
                die "${FUNCNAME}(): Unrecognized option '$1'"
            ;;
            *)
                die "${FUNCNAME}(): Invalid usage"
            ;;
        esac;
        shift;
    done;
    if [[ "${final_ABI}" == "1" ]]; then
        if ! _python_package_supporting_installation_for_multiple_python_abis; then
            die "${FUNCNAME}(): '--final-ABI' option cannot be used in ebuilds of packages not supporting installation for multiple Python ABIs";
        fi;
        PYTHON_ABI="$(PYTHON -f --ABI)";
    else
        if _python_package_supporting_installation_for_multiple_python_abis; then
            if ! _python_abi-specific_local_scope; then
                die "${FUNCNAME}() should be used in ABI-specific local scope";
            fi;
        else
            PYTHON_ABI="${PYTHON_ABI:-$(PYTHON --ABI)}";
        fi;
    fi;
    if [[ "${EAPI:-0}" == "0" ]]; then
        if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "CPython" ]]; then
            echo "=dev-lang/python-${PYTHON_ABI}*";
        else
            if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "Jython" ]]; then
                echo "=dev-java/jython-${PYTHON_ABI%-jython}*";
            else
                if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "PyPy" ]]; then
                    echo "=dev-python/pypy-${PYTHON_ABI#*-pypy-}*";
                fi;
            fi;
        fi;
    else
        if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "CPython" ]]; then
            echo "dev-lang/python:${PYTHON_ABI}";
        else
            if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "Jython" ]]; then
                echo "dev-java/jython:${PYTHON_ABI%-jython}";
            else
                if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "PyPy" ]]; then
                    echo "dev-python/pypy:${PYTHON_ABI#*-pypy-}";
                fi;
            fi;
        fi;
    fi
}
python_get_includedir () 
{ 
    _python_check_python_pkg_setup_execution;
    local base_path="0" final_ABI="0" prefix PYTHON_ABI="${PYTHON_ABI}";
    while (($#)); do
        case "$1" in 
            -b | --base-path)
                base_path="1"
            ;;
            -f | --final-ABI)
                final_ABI="1"
            ;;
            -*)
                die "${FUNCNAME}(): Unrecognized option '$1'"
            ;;
            *)
                die "${FUNCNAME}(): Invalid usage"
            ;;
        esac;
        shift;
    done;
    if [[ "${base_path}" == "0" ]]; then
        prefix="/";
    fi;
    if [[ "${final_ABI}" == "1" ]]; then
        if ! _python_package_supporting_installation_for_multiple_python_abis; then
            die "${FUNCNAME}(): '--final-ABI' option cannot be used in ebuilds of packages not supporting installation for multiple Python ABIs";
        fi;
        PYTHON_ABI="$(PYTHON -f --ABI)";
    else
        if _python_package_supporting_installation_for_multiple_python_abis; then
            if ! _python_abi-specific_local_scope; then
                die "${FUNCNAME}() should be used in ABI-specific local scope";
            fi;
        else
            PYTHON_ABI="${PYTHON_ABI:-$(PYTHON --ABI)}";
        fi;
    fi;
    if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "CPython" ]]; then
        echo "${prefix}usr/include/python${PYTHON_ABI}";
    else
        if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "Jython" ]]; then
            echo "${prefix}usr/share/jython-${PYTHON_ABI%-jython}/Include";
        else
            if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "PyPy" ]]; then
                echo "${prefix}usr/$(get_libdir)/pypy${PYTHON_ABI#*-pypy-}/include";
            fi;
        fi;
    fi
}
python_get_libdir () 
{ 
    _python_check_python_pkg_setup_execution;
    local base_path="0" final_ABI="0" prefix PYTHON_ABI="${PYTHON_ABI}";
    while (($#)); do
        case "$1" in 
            -b | --base-path)
                base_path="1"
            ;;
            -f | --final-ABI)
                final_ABI="1"
            ;;
            -*)
                die "${FUNCNAME}(): Unrecognized option '$1'"
            ;;
            *)
                die "${FUNCNAME}(): Invalid usage"
            ;;
        esac;
        shift;
    done;
    if [[ "${base_path}" == "0" ]]; then
        prefix="/";
    fi;
    if [[ "${final_ABI}" == "1" ]]; then
        if ! _python_package_supporting_installation_for_multiple_python_abis; then
            die "${FUNCNAME}(): '--final-ABI' option cannot be used in ebuilds of packages not supporting installation for multiple Python ABIs";
        fi;
        PYTHON_ABI="$(PYTHON -f --ABI)";
    else
        if _python_package_supporting_installation_for_multiple_python_abis; then
            if ! _python_abi-specific_local_scope; then
                die "${FUNCNAME}() should be used in ABI-specific local scope";
            fi;
        else
            PYTHON_ABI="${PYTHON_ABI:-$(PYTHON --ABI)}";
        fi;
    fi;
    if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "CPython" ]]; then
        echo "${prefix}usr/$(get_libdir)/python${PYTHON_ABI}";
    else
        if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "Jython" ]]; then
            echo "${prefix}usr/share/jython-${PYTHON_ABI%-jython}/Lib";
        else
            if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "PyPy" ]]; then
                die "${FUNCNAME}(): PyPy has multiple standard library directories";
            fi;
        fi;
    fi
}
python_get_library () 
{ 
    _python_check_python_pkg_setup_execution;
    local base_path="0" final_ABI="0" linker_option="0" prefix PYTHON_ABI="${PYTHON_ABI}";
    while (($#)); do
        case "$1" in 
            -b | --base-path)
                base_path="1"
            ;;
            -f | --final-ABI)
                final_ABI="1"
            ;;
            -l | --linker-option)
                linker_option="1"
            ;;
            -*)
                die "${FUNCNAME}(): Unrecognized option '$1'"
            ;;
            *)
                die "${FUNCNAME}(): Invalid usage"
            ;;
        esac;
        shift;
    done;
    if [[ "${base_path}" == "0" ]]; then
        prefix="/";
    fi;
    if [[ "${base_path}" == "1" && "${linker_option}" == "1" ]]; then
        die "${FUNCNAME}(): '--base-path' and '--linker-option' options cannot be specified simultaneously";
    fi;
    if [[ "${final_ABI}" == "1" ]]; then
        if ! _python_package_supporting_installation_for_multiple_python_abis; then
            die "${FUNCNAME}(): '--final-ABI' option cannot be used in ebuilds of packages not supporting installation for multiple Python ABIs";
        fi;
        PYTHON_ABI="$(PYTHON -f --ABI)";
    else
        if _python_package_supporting_installation_for_multiple_python_abis; then
            if ! _python_abi-specific_local_scope; then
                die "${FUNCNAME}() should be used in ABI-specific local scope";
            fi;
        else
            PYTHON_ABI="${PYTHON_ABI:-$(PYTHON --ABI)}";
        fi;
    fi;
    if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "CPython" ]]; then
        if [[ "${linker_option}" == "1" ]]; then
            echo "-lpython${PYTHON_ABI}";
        else
            echo "${prefix}usr/$(get_libdir)/libpython${PYTHON_ABI}$(get_libname)";
        fi;
    else
        if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "Jython" ]]; then
            die "${FUNCNAME}(): Jython does not have shared library";
        else
            if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "PyPy" ]]; then
                die "${FUNCNAME}(): PyPy does not have shared library";
            fi;
        fi;
    fi
}
python_get_sitedir () 
{ 
    _python_check_python_pkg_setup_execution;
    local base_path="0" final_ABI="0" prefix PYTHON_ABI="${PYTHON_ABI}";
    while (($#)); do
        case "$1" in 
            -b | --base-path)
                base_path="1"
            ;;
            -f | --final-ABI)
                final_ABI="1"
            ;;
            -*)
                die "${FUNCNAME}(): Unrecognized option '$1'"
            ;;
            *)
                die "${FUNCNAME}(): Invalid usage"
            ;;
        esac;
        shift;
    done;
    if [[ "${base_path}" == "0" ]]; then
        prefix="/";
    fi;
    if [[ "${final_ABI}" == "1" ]]; then
        if ! _python_package_supporting_installation_for_multiple_python_abis; then
            die "${FUNCNAME}(): '--final-ABI' option cannot be used in ebuilds of packages not supporting installation for multiple Python ABIs";
        fi;
        PYTHON_ABI="$(PYTHON -f --ABI)";
    else
        if _python_package_supporting_installation_for_multiple_python_abis; then
            if ! _python_abi-specific_local_scope; then
                die "${FUNCNAME}() should be used in ABI-specific local scope";
            fi;
        else
            PYTHON_ABI="${PYTHON_ABI:-$(PYTHON --ABI)}";
        fi;
    fi;
    if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "CPython" ]]; then
        echo "${prefix}usr/$(get_libdir)/python${PYTHON_ABI}/site-packages";
    else
        if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "Jython" ]]; then
            echo "${prefix}usr/share/jython-${PYTHON_ABI%-jython}/Lib/site-packages";
        else
            if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "PyPy" ]]; then
                echo "${prefix}usr/$(get_libdir)/pypy${PYTHON_ABI#*-pypy-}/site-packages";
            fi;
        fi;
    fi
}
python_get_version () 
{ 
    _python_check_python_pkg_setup_execution;
    local final_ABI="0" language="0" language_version full="0" major="0" minor="0" micro="0" PYTHON_ABI="${PYTHON_ABI}" python_command;
    while (($#)); do
        case "$1" in 
            -f | --final-ABI)
                final_ABI="1"
            ;;
            -l | --language)
                language="1"
            ;;
            --full)
                full="1"
            ;;
            --major)
                major="1"
            ;;
            --minor)
                minor="1"
            ;;
            --micro)
                micro="1"
            ;;
            -*)
                die "${FUNCNAME}(): Unrecognized option '$1'"
            ;;
            *)
                die "${FUNCNAME}(): Invalid usage"
            ;;
        esac;
        shift;
    done;
    if [[ "${final_ABI}" == "1" ]]; then
        if ! _python_package_supporting_installation_for_multiple_python_abis; then
            die "${FUNCNAME}(): '--final-ABI' option cannot be used in ebuilds of packages not supporting installation for multiple Python ABIs";
        fi;
    else
        if _python_package_supporting_installation_for_multiple_python_abis && ! _python_abi-specific_local_scope; then
            die "${FUNCNAME}() should be used in ABI-specific local scope";
        fi;
    fi;
    if [[ "$((${full} + ${major} + ${minor} + ${micro}))" -gt 1 ]]; then
        die "${FUNCNAME}(): '--full', '--major', '--minor' or '--micro' options cannot be specified simultaneously";
    fi;
    if [[ "${language}" == "1" ]]; then
        if [[ "${final_ABI}" == "1" ]]; then
            PYTHON_ABI="$(PYTHON -f --ABI)";
        else
            if [[ -z "${PYTHON_ABI}" ]]; then
                PYTHON_ABI="$(PYTHON --ABI)";
            fi;
        fi;
        language_version="${PYTHON_ABI%%-*}";
        if [[ "${full}" == "1" ]]; then
            die "${FUNCNAME}(): '--language' and '--full' options cannot be specified simultaneously";
        else
            if [[ "${major}" == "1" ]]; then
                echo "${language_version%.*}";
            else
                if [[ "${minor}" == "1" ]]; then
                    echo "${language_version#*.}";
                else
                    if [[ "${micro}" == "1" ]]; then
                        die "${FUNCNAME}(): '--language' and '--micro' options cannot be specified simultaneously";
                    else
                        echo "${language_version}";
                    fi;
                fi;
            fi;
        fi;
    else
        if [[ "${full}" == "1" ]]; then
            python_command="import sys; print('.'.join(str(x) for x in getattr(sys, 'pypy_version_info', sys.version_info)[:3]))";
        else
            if [[ "${major}" == "1" ]]; then
                python_command="import sys; print(getattr(sys, 'pypy_version_info', sys.version_info)[0])";
            else
                if [[ "${minor}" == "1" ]]; then
                    python_command="import sys; print(getattr(sys, 'pypy_version_info', sys.version_info)[1])";
                else
                    if [[ "${micro}" == "1" ]]; then
                        python_command="import sys; print(getattr(sys, 'pypy_version_info', sys.version_info)[2])";
                    else
                        if [[ -n "${PYTHON_ABI}" && "${final_ABI}" == "0" ]]; then
                            if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "CPython" ]]; then
                                echo "${PYTHON_ABI}";
                            else
                                if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "Jython" ]]; then
                                    echo "${PYTHON_ABI%-jython}";
                                else
                                    if [[ "$(_python_get_implementation "${PYTHON_ABI}")" == "PyPy" ]]; then
                                        echo "${PYTHON_ABI#*-pypy-}";
                                    fi;
                                fi;
                            fi;
                            return;
                        fi;
                        python_command="from sys import version_info; print('.'.join(str(x) for x in version_info[:2]))";
                    fi;
                fi;
            fi;
        fi;
        if [[ "${final_ABI}" == "1" ]]; then
            "$(PYTHON -f)" -c "${python_command}";
        else
            "$(PYTHON ${PYTHON_ABI})" -c "${python_command}";
        fi;
    fi
}
python_merge_intermediate_installation_images () 
{ 
    if [[ "${EBUILD_PHASE}" != "install" ]]; then
        die "${FUNCNAME}() can be used only in src_install() phase";
    fi;
    if ! _python_package_supporting_installation_for_multiple_python_abis; then
        die "${FUNCNAME}() cannot be used in ebuilds of packages not supporting installation for multiple Python ABIs";
    fi;
    _python_check_python_pkg_setup_execution;
    _python_initialize_prefix_variables;
    local absolute_file b file files=() intermediate_installation_images_directory PYTHON_ABI quiet="0" regex shebang version_executable wrapper_scripts=() wrapper_scripts_set=();
    while (($#)); do
        case "$1" in 
            -q | --quiet)
                quiet="1"
            ;;
            --)
                shift;
                break
            ;;
            -*)
                die "${FUNCNAME}(): Unrecognized option '$1'"
            ;;
            *)
                break
            ;;
        esac;
        shift;
    done;
    if [[ "$#" -ne 1 ]]; then
        die "${FUNCNAME}() requires 1 argument";
    fi;
    intermediate_installation_images_directory="$1";
    if [[ ! -d "${intermediate_installation_images_directory}" ]]; then
        die "${FUNCNAME}(): Intermediate installation images directory '${intermediate_installation_images_directory}' does not exist";
    fi;
    _python_calculate_PYTHON_ABIS;
    if [[ "$(PYTHON -f --ABI)" == 3.* ]]; then
        b="b";
    fi;
    while read -d '' -r file; do
        files+=("${file}");
    done < <("$(PYTHON -f)" -c "import os
import sys

if hasattr(sys.stdout, 'buffer'):
	# Python 3
	stdout = sys.stdout.buffer
else:
	# Python 2
	stdout = sys.stdout

files_set = set()

os.chdir(${b}'${intermediate_installation_images_directory}')

for PYTHON_ABI in ${b}'${PYTHON_ABIS}'.split():
	for root, dirs, files in os.walk(PYTHON_ABI + ${b}'${EPREFIX}'):
		root = root[len(PYTHON_ABI + ${b}'${EPREFIX}')+1:]
		files_set.update(root + ${b}'/' + file for file in files)

for file in sorted(files_set):
	stdout.write(file)
	stdout.write(${b}'\x00')" || die "${FUNCNAME}(): Failure of extraction of files in intermediate installation images");
    for PYTHON_ABI in ${PYTHON_ABIS};
    do
        if [[ ! -d "${intermediate_installation_images_directory}/${PYTHON_ABI}" ]]; then
            die "${FUNCNAME}(): Intermediate installation image for Python ABI '${PYTHON_ABI}' does not exist";
        fi;
        pushd "${intermediate_installation_images_directory}/${PYTHON_ABI}${EPREFIX}" > /dev/null || die "pushd failed";
        for file in "${files[@]}";
        do
            version_executable="0";
            for regex in "/usr/bin/.*" "/usr/sbin/.*" "${PYTHON_VERSIONED_SCRIPTS[@]}";
            do
                if [[ "/${file}" =~ ^${regex}$ ]]; then
                    version_executable="1";
                    break;
                fi;
            done;
            for regex in "${PYTHON_VERSIONED_EXECUTABLES[@]}";
            do
                if [[ "/${file}" =~ ^${regex}$ ]]; then
                    version_executable="2";
                    break;
                fi;
            done;
            if [[ "${version_executable}" != "0" ]]; then
                for regex in "${PYTHON_NONVERSIONED_EXECUTABLES[@]}";
                do
                    if [[ "/${file}" =~ ^${regex}$ ]]; then
                        version_executable="0";
                        break;
                    fi;
                done;
            fi;
            [[ "${version_executable}" == "0" ]] && continue;
            if [[ -L "${file}" ]]; then
                absolute_file="$(readlink "${file}")";
                if [[ "${absolute_file}" == /* ]]; then
                    absolute_file="${intermediate_installation_images_directory}/${PYTHON_ABI}${EPREFIX}/${absolute_file##/}";
                else
                    if [[ "${file}" == */* ]]; then
                        absolute_file="${intermediate_installation_images_directory}/${PYTHON_ABI}${EPREFIX}/${file%/*}/${absolute_file}";
                    else
                        absolute_file="${intermediate_installation_images_directory}/${PYTHON_ABI}${EPREFIX}/${absolute_file}";
                    fi;
                fi;
            else
                absolute_file="${intermediate_installation_images_directory}/${PYTHON_ABI}${EPREFIX}/${file}";
            fi;
            [[ ! -x "${absolute_file}" ]] && continue;
            shebang="$(head -n1 "${absolute_file}")" || die "Extraction of shebang from '${absolute_file}' failed";
            if [[ "${version_executable}" == "2" ]]; then
                wrapper_scripts+=("${ED}${file}");
            else
                if [[ "${version_executable}" == "1" ]]; then
                    if [[ "${shebang}" =~ ${_PYTHON_SHEBANG_BASE_PART_REGEX}([[:digit:]]+(\.[[:digit:]]+)?)?($|[[:space:]]+) ]]; then
                        wrapper_scripts+=("${ED}${file}");
                    else
                        version_executable="0";
                    fi;
                fi;
            fi;
            [[ "${version_executable}" == "0" ]] && continue;
            if [[ -e "${file}-${PYTHON_ABI}" ]]; then
                die "${FUNCNAME}(): '${EPREFIX}/${file}-${PYTHON_ABI}' already exists";
            fi;
            mv "${file}" "${file}-${PYTHON_ABI}" || die "Renaming of '${file}' failed";
            if [[ "${shebang}" =~ ${_PYTHON_SHEBANG_BASE_PART_REGEX}[[:digit:]]*($|[[:space:]]+) ]]; then
                if [[ -L "${file}-${PYTHON_ABI}" ]]; then
                    python_convert_shebangs $([[ "${quiet}" == "1" ]] && echo --quiet) "${PYTHON_ABI}" "${absolute_file}";
                else
                    python_convert_shebangs $([[ "${quiet}" == "1" ]] && echo --quiet) "${PYTHON_ABI}" "${file}-${PYTHON_ABI}";
                fi;
            fi;
        done;
        popd > /dev/null || die "popd failed";
        if ROOT="/" has_version '>=sys-apps/coreutils-6.9.90'; then
            cp -fr --preserve=all --no-preserve=context "${intermediate_installation_images_directory}/${PYTHON_ABI}/"* "${D}" || die "Merging of intermediate installation image for Python ABI '${PYTHON_ABI} into installation image failed";
        else
            if ROOT="/" has_version sys-apps/coreutils; then
                cp -fr --preserve=all "${intermediate_installation_images_directory}/${PYTHON_ABI}/"* "${D}" || die "Merging of intermediate installation image for Python ABI '${PYTHON_ABI} into installation image failed";
            else
                cp -fpr "${intermediate_installation_images_directory}/${PYTHON_ABI}/"* "${D}" || die "Merging of intermediate installation image for Python ABI '${PYTHON_ABI} into installation image failed";
            fi;
        fi;
    done;
    rm -fr "${intermediate_installation_images_directory}";
    if [[ "${#wrapper_scripts[@]}" -ge 1 ]]; then
        rm -f "${T}/python_wrapper_scripts";
        for file in "${wrapper_scripts[@]}";
        do
            echo -n "${file}" >> "${T}/python_wrapper_scripts";
            echo -en "\x00" >> "${T}/python_wrapper_scripts";
        done;
        while read -d '' -r file; do
            wrapper_scripts_set+=("${file}");
        done < <("$(PYTHON -f)" -c "import sys

if hasattr(sys.stdout, 'buffer'):
	# Python 3
	stdout = sys.stdout.buffer
else:
	# Python 2
	stdout = sys.stdout

python_wrapper_scripts_file = open('${T}/python_wrapper_scripts', 'rb')
files = set(python_wrapper_scripts_file.read().rstrip(${b}'\x00').split(${b}'\x00'))
python_wrapper_scripts_file.close()

for file in sorted(files):
	stdout.write(file)
	stdout.write(${b}'\x00')" || die "${FUNCNAME}(): Failure of extraction of set of wrapper scripts");
        python_generate_wrapper_scripts $([[ "${quiet}" == "1" ]] && echo --quiet) "${wrapper_scripts_set[@]}";
    fi
}
python_mod_cleanup () 
{ 
    if [[ "${EBUILD_PHASE}" != "postrm" ]]; then
        die "${FUNCNAME}() can be used only in pkg_postrm() phase";
    fi;
    _python_check_python_pkg_setup_execution;
    _python_initialize_prefix_variables;
    local allow_evaluated_non_sitedir_paths="0" dir iterated_PYTHON_ABIS PYTHON_ABI="${PYTHON_ABI}" root search_paths=() sitedir;
    if _python_package_supporting_installation_for_multiple_python_abis; then
        if has "${EAPI:-0}" 0 1 2 3 && [[ -z "${PYTHON_ABIS}" ]]; then
            die "${FUNCNAME}(): python_pkg_setup() or python_execute_function() not called";
        fi;
        iterated_PYTHON_ABIS="${PYTHON_ABIS}";
    else
        if has "${EAPI:-0}" 0 1 2 3; then
            iterated_PYTHON_ABIS="${PYTHON_ABI:-$(PYTHON --ABI)}";
        else
            iterated_PYTHON_ABIS="${PYTHON_ABI}";
        fi;
    fi;
    root="${EROOT%/}";
    while (($#)); do
        case "$1" in 
            --allow-evaluated-non-sitedir-paths)
                allow_evaluated_non_sitedir_paths="1"
            ;;
            --)
                shift;
                break
            ;;
            -*)
                die "${FUNCNAME}(): Unrecognized option '$1'"
            ;;
            *)
                break
            ;;
        esac;
        shift;
    done;
    if [[ "${allow_evaluated_non_sitedir_paths}" == "1" ]] && ! _python_package_supporting_installation_for_multiple_python_abis; then
        die "${FUNCNAME}(): '--allow-evaluated-non-sitedir-paths' option cannot be used in ebuilds of packages not supporting installation for multiple Python ABIs";
    fi;
    if [[ "$#" -eq 0 ]]; then
        die "${FUNCNAME}(): Missing files or directories";
    fi;
    if ! has "${EAPI:-0}" 0 1 2 || _python_package_supporting_installation_for_multiple_python_abis || _python_implementation || [[ "${CATEGORY}/${PN}" == "sys-apps/portage" ]]; then
        while (($#)); do
            if [[ "$1" =~ ^($|(\.|\.\.|/)($|/)) ]]; then
                die "${FUNCNAME}(): Invalid argument '$1'";
            else
                if ! _python_implementation && [[ "$1" =~ ^/usr/lib(32|64)?/python[[:digit:]]+\.[[:digit:]]+ ]]; then
                    die "${FUNCNAME}(): Paths of directories / files in site-packages directories must be relative to site-packages directories";
                else
                    if [[ "$1" =~ ^/ ]]; then
                        if _python_package_supporting_installation_for_multiple_python_abis; then
                            if [[ "${allow_evaluated_non_sitedir_paths}" != "1" ]]; then
                                die "${FUNCNAME}(): Absolute paths cannot be used in ebuilds of packages supporting installation for multiple Python ABIs";
                            fi;
                            if [[ "$1" != *\$* ]]; then
                                die "${FUNCNAME}(): '$1' has invalid syntax";
                            fi;
                            for PYTHON_ABI in ${iterated_PYTHON_ABIS};
                            do
                                eval "search_paths+=(\"\${root}$1\")";
                            done;
                        else
                            search_paths+=("${root}$1");
                        fi;
                    else
                        for PYTHON_ABI in ${iterated_PYTHON_ABIS};
                        do
                            search_paths+=("${root}$(python_get_sitedir)/$1");
                        done;
                    fi;
                fi;
            fi;
            shift;
        done;
    else
        ewarn;
        ewarn "Deprecation Warning: Usage of ${FUNCNAME}() in packages not supporting installation";
        ewarn "for multiple Python ABIs in EAPI <=2 is deprecated and will be disallowed on 2011-08-01.";
        ewarn "Use EAPI >=3 and call ${FUNCNAME}() with paths having appropriate syntax.";
        ewarn "The ebuild needs to be fixed. Please report a bug, if it has not been already reported.";
        ewarn;
        search_paths=("${@#/}");
        search_paths=("${search_paths[@]/#/${root}/}");
    fi;
    _python_clean_compiled_modules "${search_paths[@]}"
}
python_mod_optimize () 
{ 
    if [[ "${EBUILD_PHASE}" != "postinst" ]]; then
        die "${FUNCNAME}() can be used only in pkg_postinst() phase";
    fi;
    _python_check_python_pkg_setup_execution;
    _python_initialize_prefix_variables;
    if ! has "${EAPI:-0}" 0 1 2 || _python_package_supporting_installation_for_multiple_python_abis || _python_implementation || [[ "${CATEGORY}/${PN}" == "sys-apps/portage" ]]; then
        local allow_evaluated_non_sitedir_paths="0" dir dirs=() evaluated_dirs=() evaluated_files=() file files=() iterated_PYTHON_ABIS options=() other_dirs=() other_files=() previous_PYTHON_ABI="${PYTHON_ABI}" return_code root site_packages_dirs=() site_packages_files=() stderr stderr_line;
        if _python_package_supporting_installation_for_multiple_python_abis; then
            if has "${EAPI:-0}" 0 1 2 3 && [[ -z "${PYTHON_ABIS}" ]]; then
                die "${FUNCNAME}(): python_pkg_setup() or python_execute_function() not called";
            fi;
            iterated_PYTHON_ABIS="${PYTHON_ABIS}";
        else
            if has "${EAPI:-0}" 0 1 2 3; then
                iterated_PYTHON_ABIS="${PYTHON_ABI:=$(PYTHON --ABI)}";
            else
                iterated_PYTHON_ABIS="${PYTHON_ABI}";
            fi;
        fi;
        root="${EROOT%/}";
        while (($#)); do
            case "$1" in 
                --allow-evaluated-non-sitedir-paths)
                    allow_evaluated_non_sitedir_paths="1"
                ;;
                -l | -f | -q)
                    options+=("$1")
                ;;
                -d | -x)
                    options+=("$1" "$2");
                    shift
                ;;
                --)
                    shift;
                    break
                ;;
                -*)
                    die "${FUNCNAME}(): Unrecognized option '$1'"
                ;;
                *)
                    break
                ;;
            esac;
            shift;
        done;
        if [[ "${allow_evaluated_non_sitedir_paths}" == "1" ]] && ! _python_package_supporting_installation_for_multiple_python_abis; then
            die "${FUNCNAME}(): '--allow-evaluated-non-sitedir-paths' option cannot be used in ebuilds of packages not supporting installation for multiple Python ABIs";
        fi;
        if [[ "$#" -eq 0 ]]; then
            die "${FUNCNAME}(): Missing files or directories";
        fi;
        while (($#)); do
            if [[ "$1" =~ ^($|(\.|\.\.|/)($|/)) ]]; then
                die "${FUNCNAME}(): Invalid argument '$1'";
            else
                if ! _python_implementation && [[ "$1" =~ ^/usr/lib(32|64)?/python[[:digit:]]+\.[[:digit:]]+ ]]; then
                    die "${FUNCNAME}(): Paths of directories / files in site-packages directories must be relative to site-packages directories";
                else
                    if [[ "$1" =~ ^/ ]]; then
                        if _python_package_supporting_installation_for_multiple_python_abis; then
                            if [[ "${allow_evaluated_non_sitedir_paths}" != "1" ]]; then
                                die "${FUNCNAME}(): Absolute paths cannot be used in ebuilds of packages supporting installation for multiple Python ABIs";
                            fi;
                            if [[ "$1" != *\$* ]]; then
                                die "${FUNCNAME}(): '$1' has invalid syntax";
                            fi;
                            if [[ "$1" == *.py ]]; then
                                evaluated_files+=("$1");
                            else
                                evaluated_dirs+=("$1");
                            fi;
                        else
                            if [[ -d "${root}$1" ]]; then
                                other_dirs+=("${root}$1");
                            else
                                if [[ -f "${root}$1" ]]; then
                                    other_files+=("${root}$1");
                                else
                                    if [[ -e "${root}$1" ]]; then
                                        eerror "${FUNCNAME}(): '${root}$1' is not a regular file or a directory";
                                    else
                                        eerror "${FUNCNAME}(): '${root}$1' does not exist";
                                    fi;
                                fi;
                            fi;
                        fi;
                    else
                        for PYTHON_ABI in ${iterated_PYTHON_ABIS};
                        do
                            if [[ -d "${root}$(python_get_sitedir)/$1" ]]; then
                                site_packages_dirs+=("$1");
                                break;
                            else
                                if [[ -f "${root}$(python_get_sitedir)/$1" ]]; then
                                    site_packages_files+=("$1");
                                    break;
                                else
                                    if [[ -e "${root}$(python_get_sitedir)/$1" ]]; then
                                        eerror "${FUNCNAME}(): '$1' is not a regular file or a directory";
                                    else
                                        eerror "${FUNCNAME}(): '$1' does not exist";
                                    fi;
                                fi;
                            fi;
                        done;
                    fi;
                fi;
            fi;
            shift;
        done;
        options+=("-q");
        for PYTHON_ABI in ${iterated_PYTHON_ABIS};
        do
            if ((${#site_packages_dirs[@]})) || ((${#site_packages_files[@]})) || ((${#evaluated_dirs[@]})) || ((${#evaluated_files[@]})); then
                return_code="0";
                stderr="";
                ebegin "Compilation and optimization of Python modules for $(python_get_implementation_and_version)";
                if ((${#site_packages_dirs[@]})) || ((${#evaluated_dirs[@]})); then
                    for dir in "${site_packages_dirs[@]}";
                    do
                        dirs+=("${root}$(python_get_sitedir)/${dir}");
                    done;
                    for dir in "${evaluated_dirs[@]}";
                    do
                        eval "dirs+=(\"\${root}${dir}\")";
                    done;
                    stderr+="${stderr:+
}$("$(PYTHON)" -m compileall "${options[@]}" "${dirs[@]}" 2>&1)" || return_code="1";
                    if ! has "$(_python_get_implementation "${PYTHON_ABI}")" Jython PyPy; then
                        "$(PYTHON)" -O -m compileall "${options[@]}" "${dirs[@]}" &>/dev/null || return_code="1";
                    fi;
                    _python_clean_compiled_modules "${dirs[@]}";
                fi;
                if ((${#site_packages_files[@]})) || ((${#evaluated_files[@]})); then
                    for file in "${site_packages_files[@]}";
                    do
                        files+=("${root}$(python_get_sitedir)/${file}");
                    done;
                    for file in "${evaluated_files[@]}";
                    do
                        eval "files+=(\"\${root}${file}\")";
                    done;
                    stderr+="${stderr:+
}$("$(PYTHON)" -m py_compile "${files[@]}" 2>&1)" || return_code="1";
                    if ! has "$(_python_get_implementation "${PYTHON_ABI}")" Jython PyPy; then
                        "$(PYTHON)" -O -m py_compile "${files[@]}" &>/dev/null || return_code="1";
                    fi;
                    _python_clean_compiled_modules "${files[@]}";
                fi;
                eend "${return_code}";
                if [[ -n "${stderr}" ]]; then
                    eerror "Syntax errors / warnings in Python modules for $(python_get_implementation_and_version):" &>/dev/null;
                    while read stderr_line; do
                        eerror "    ${stderr_line}";
                    done <<< "${stderr}";
                fi;
            fi;
            unset dirs files;
        done;
        if _python_package_supporting_installation_for_multiple_python_abis; then
            if [[ -n "${previous_PYTHON_ABI}" ]]; then
                PYTHON_ABI="${previous_PYTHON_ABI}";
            else
                unset PYTHON_ABI;
            fi;
        fi;
        if ((${#other_dirs[@]})) || ((${#other_files[@]})); then
            return_code="0";
            stderr="";
            ebegin "Compilation and optimization of Python modules placed outside of site-packages directories for $(python_get_implementation_and_version)";
            if ((${#other_dirs[@]})); then
                stderr+="${stderr:+
}$("$(PYTHON ${PYTHON_ABI})" -m compileall "${options[@]}" "${other_dirs[@]}" 2>&1)" || return_code="1";
                if ! has "$(_python_get_implementation "${PYTHON_ABI}")" Jython PyPy; then
                    "$(PYTHON ${PYTHON_ABI})" -O -m compileall "${options[@]}" "${other_dirs[@]}" &>/dev/null || return_code="1";
                fi;
                _python_clean_compiled_modules "${other_dirs[@]}";
            fi;
            if ((${#other_files[@]})); then
                stderr+="${stderr:+
}$("$(PYTHON ${PYTHON_ABI})" -m py_compile "${other_files[@]}" 2>&1)" || return_code="1";
                if ! has "$(_python_get_implementation "${PYTHON_ABI}")" Jython PyPy; then
                    "$(PYTHON ${PYTHON_ABI})" -O -m py_compile "${other_files[@]}" &>/dev/null || return_code="1";
                fi;
                _python_clean_compiled_modules "${other_files[@]}";
            fi;
            eend "${return_code}";
            if [[ -n "${stderr}" ]]; then
                eerror "Syntax errors / warnings in Python modules placed outside of site-packages directories for $(python_get_implementation_and_version):" &>/dev/null;
                while read stderr_line; do
                    eerror "    ${stderr_line}";
                done <<< "${stderr}";
            fi;
        fi;
    else
        ewarn;
        ewarn "Deprecation Warning: Usage of ${FUNCNAME}() in packages not supporting installation";
        ewarn "for multiple Python ABIs in EAPI <=2 is deprecated and will be disallowed on 2011-08-01.";
        ewarn "Use EAPI >=3 and call ${FUNCNAME}() with paths having appropriate syntax.";
        ewarn "The ebuild needs to be fixed. Please report a bug, if it has not been already reported.";
        ewarn;
        local myroot mydirs=() myfiles=() myopts=() return_code="0";
        myroot="${EROOT%/}";
        while (($#)); do
            case "$1" in 
                -l | -f | -q)
                    myopts+=("$1")
                ;;
                -d | -x)
                    myopts+=("$1" "$2");
                    shift
                ;;
                --)
                    shift;
                    break
                ;;
                -*)
                    die "${FUNCNAME}(): Unrecognized option '$1'"
                ;;
                *)
                    break
                ;;
            esac;
            shift;
        done;
        if [[ "$#" -eq 0 ]]; then
            die "${FUNCNAME}(): Missing files or directories";
        fi;
        while (($#)); do
            if [[ "$1" =~ ^($|(\.|\.\.|/)($|/)) ]]; then
                die "${FUNCNAME}(): Invalid argument '$1'";
            else
                if [[ -d "${myroot}/${1#/}" ]]; then
                    mydirs+=("${myroot}/${1#/}");
                else
                    if [[ -f "${myroot}/${1#/}" ]]; then
                        myfiles+=("${myroot}/${1#/}");
                    else
                        if [[ -e "${myroot}/${1#/}" ]]; then
                            eerror "${FUNCNAME}(): ${myroot}/${1#/} is not a regular file or directory";
                        else
                            eerror "${FUNCNAME}(): ${myroot}/${1#/} does not exist";
                        fi;
                    fi;
                fi;
            fi;
            shift;
        done;
        myopts+=(-q);
        PYTHON_ABI="${PYTHON_ABI:-$(PYTHON --ABI)}";
        ebegin "Compilation and optimization of Python modules for $(python_get_implementation) $(python_get_version)";
        if ((${#mydirs[@]})); then
            "$(PYTHON ${PYTHON_ABI})" "${myroot}$(python_get_libdir)/compileall.py" "${myopts[@]}" "${mydirs[@]}" || return_code="1";
            "$(PYTHON ${PYTHON_ABI})" -O "${myroot}$(python_get_libdir)/compileall.py" "${myopts[@]}" "${mydirs[@]}" &>/dev/null || return_code="1";
            _python_clean_compiled_modules "${mydirs[@]}";
        fi;
        if ((${#myfiles[@]})); then
            "$(PYTHON ${PYTHON_ABI})" "${myroot}$(python_get_libdir)/py_compile.py" "${myfiles[@]}" || return_code="1";
            "$(PYTHON ${PYTHON_ABI})" -O "${myroot}$(python_get_libdir)/py_compile.py" "${myfiles[@]}" &>/dev/null || return_code="1";
            _python_clean_compiled_modules "${myfiles[@]}";
        fi;
        eend "${return_code}";
    fi
}
python_need_rebuild () 
{ 
    if _python_package_supporting_installation_for_multiple_python_abis; then
        die "${FUNCNAME}() cannot be used in ebuilds of packages supporting installation for multiple Python ABIs";
    fi;
    _python_check_python_pkg_setup_execution;
    if [[ "$#" -ne 0 ]]; then
        die "${FUNCNAME}() does not accept arguments";
    fi;
    export PYTHON_NEED_REBUILD="$(PYTHON --ABI)"
}
python_pkg_setup () 
{ 
    if [[ "${EBUILD_PHASE}" != "setup" ]]; then
        die "${FUNCNAME}() can be used only in pkg_setup() phase";
    fi;
    if [[ "$#" -ne 0 ]]; then
        die "${FUNCNAME}() does not accept arguments";
    fi;
    export JYTHON_SYSTEM_CACHEDIR="1";
    addwrite "${EPREFIX}/var/cache/jython";
    if _python_package_supporting_installation_for_multiple_python_abis; then
        _python_calculate_PYTHON_ABIS;
        export EPYTHON="$(PYTHON -f)";
    else
        PYTHON_ABI="${PYTHON_ABI:-$(PYTHON --ABI)}";
    fi;
    if ! has "${EAPI:-0}" 0 1 && [[ -n "${PYTHON_USE_WITH}" || -n "${PYTHON_USE_WITH_OR}" ]]; then
        if [[ -n "${PYTHON_USE_WITH_OPT}" ]]; then
            if [[ "${PYTHON_USE_WITH_OPT}" == !* ]]; then
                use ${PYTHON_USE_WITH_OPT#!} && return;
            else
                use !${PYTHON_USE_WITH_OPT} && return;
            fi;
        fi;
        function python_pkg_setup_check_USE_flags () 
        { 
            local python_atom USE_flag;
            python_atom="$(python_get_implementational_package)";
            for USE_flag in ${PYTHON_USE_WITH};
            do
                if ! has_version "${python_atom}[${USE_flag}]"; then
                    eerror "Please rebuild ${python_atom} with the following USE flags enabled: ${PYTHON_USE_WITH}";
                    die "Please rebuild ${python_atom} with the following USE flags enabled: ${PYTHON_USE_WITH}";
                fi;
            done;
            for USE_flag in ${PYTHON_USE_WITH_OR};
            do
                if has_version "${python_atom}[${USE_flag}]"; then
                    return;
                fi;
            done;
            if [[ -n ${PYTHON_USE_WITH_OR} ]]; then
                eerror "Please rebuild ${python_atom} with at least one of the following USE flags enabled: ${PYTHON_USE_WITH_OR}";
                die "Please rebuild ${python_atom} with at least one of the following USE flags enabled: ${PYTHON_USE_WITH_OR}";
            fi
        };
        if _python_package_supporting_installation_for_multiple_python_abis; then
            PYTHON_SKIP_SANITY_CHECKS="1" python_execute_function -q python_pkg_setup_check_USE_flags;
        else
            python_pkg_setup_check_USE_flags;
        fi;
        unset -f python_pkg_setup_check_USE_flags;
    fi;
    PYTHON_PKG_SETUP_EXECUTED="1"
}
python_set_active_version () 
{ 
    if [[ "${EBUILD_PHASE}" != "setup" ]]; then
        die "${FUNCNAME}() can be used only in pkg_setup() phase";
    fi;
    if _python_package_supporting_installation_for_multiple_python_abis; then
        die "${FUNCNAME}() cannot be used in ebuilds of packages supporting installation for multiple Python ABIs";
    fi;
    if [[ "$#" -ne 1 ]]; then
        die "${FUNCNAME}() requires 1 argument";
    fi;
    _python_initial_sanity_checks;
    if [[ -z "${PYTHON_ABI}" ]]; then
        if [[ -n "$(_python_get_implementation --ignore-invalid "$1")" ]]; then
            PYTHON_ABI="$1";
            if ! _python_implementation && ! has_version "$(python_get_implementational_package)"; then
                die "${FUNCNAME}(): '$(python_get_implementational_package)' is not installed";
            fi;
            export EPYTHON="$(PYTHON "$1")";
        else
            if [[ "$1" == "2" ]]; then
                if ! _python_implementation && ! has_version "=dev-lang/python-2*"; then
                    die "${FUNCNAME}(): '=dev-lang/python-2*' is not installed";
                fi;
                export EPYTHON="$(PYTHON -2)";
                PYTHON_ABI="${EPYTHON#python}";
                PYTHON_ABI="${PYTHON_ABI%%-*}";
            else
                if [[ "$1" == "3" ]]; then
                    if ! _python_implementation && ! has_version "=dev-lang/python-3*"; then
                        die "${FUNCNAME}(): '=dev-lang/python-3*' is not installed";
                    fi;
                    export EPYTHON="$(PYTHON -3)";
                    PYTHON_ABI="${EPYTHON#python}";
                    PYTHON_ABI="${PYTHON_ABI%%-*}";
                else
                    die "${FUNCNAME}(): Unrecognized argument '$1'";
                fi;
            fi;
        fi;
    fi;
    _python_final_sanity_checks;
    PYTHON_REQUESTED_ACTIVE_VERSION="$1"
}
python_src_compile () 
{ 
    if [[ "${EBUILD_PHASE}" != "compile" ]]; then
        die "${FUNCNAME}() can be used only in src_compile() phase";
    fi;
    if ! _python_package_supporting_installation_for_multiple_python_abis; then
        die "${FUNCNAME}() cannot be used in ebuilds of packages not supporting installation for multiple Python ABIs";
    fi;
    _python_check_python_pkg_setup_execution;
    python_execute_function -d -s -- "$@"
}
python_src_configure () 
{ 
    if [[ "${EBUILD_PHASE}" != "configure" ]]; then
        die "${FUNCNAME}() can be used only in src_configure() phase";
    fi;
    if ! _python_package_supporting_installation_for_multiple_python_abis; then
        die "${FUNCNAME}() cannot be used in ebuilds of packages not supporting installation for multiple Python ABIs";
    fi;
    _python_check_python_pkg_setup_execution;
    python_execute_function -d -s -- "$@"
}
python_src_install () 
{ 
    if [[ "${EBUILD_PHASE}" != "install" ]]; then
        die "${FUNCNAME}() can be used only in src_install() phase";
    fi;
    if ! _python_package_supporting_installation_for_multiple_python_abis; then
        die "${FUNCNAME}() cannot be used in ebuilds of packages not supporting installation for multiple Python ABIs";
    fi;
    _python_check_python_pkg_setup_execution;
    if has "${EAPI:-0}" 0 1 2 3; then
        python_execute_function -d -s -- "$@";
    else
        function python_installation () 
        { 
            emake DESTDIR="${T}/images/${PYTHON_ABI}" install "$@"
        };
        python_execute_function -s python_installation "$@";
        unset python_installation;
        python_merge_intermediate_installation_images "${T}/images";
    fi
}
python_src_prepare () 
{ 
    if [[ "${EBUILD_PHASE}" != "prepare" ]]; then
        die "${FUNCNAME}() can be used only in src_prepare() phase";
    fi;
    if ! _python_package_supporting_installation_for_multiple_python_abis; then
        die "${FUNCNAME}() cannot be used in ebuilds of packages not supporting installation for multiple Python ABIs";
    fi;
    _python_check_python_pkg_setup_execution;
    if [[ "$#" -ne 0 ]]; then
        die "${FUNCNAME}() does not accept arguments";
    fi;
    python_copy_sources
}
python_src_test () 
{ 
    if [[ "${EBUILD_PHASE}" != "test" ]]; then
        die "${FUNCNAME}() can be used only in src_test() phase";
    fi;
    if ! _python_package_supporting_installation_for_multiple_python_abis; then
        die "${FUNCNAME}() cannot be used in ebuilds of packages not supporting installation for multiple Python ABIs";
    fi;
    _python_check_python_pkg_setup_execution;
    python_execute_function -d -s -- "$@"
}
raw-ldflags () 
{ 
    local x input="$@";
    [[ -z ${input} ]] && input=${LDFLAGS};
    set --;
    for x in ${input};
    do
        x=${x#-Wl,};
        set -- "$@" ${x//,/ };
    done;
    echo "$@"
}
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;
        eval 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
}
replace_all_version_separators () 
{ 
    local c=($(get_all_version_components "${2:-${PV}}"));
    c=${c[@]//[-._]/$1};
    echo ${c// }
}
replace_version_separator () 
{ 
    eshopts_push -s extglob;
    local w c v="${3:-${PV}}";
    declare -i i found=0;
    w=${1:-1};
    c=($(get_all_version_components ${v}));
    if [[ ${w} != *[[:digit:]]* ]]; then
        for ((i = 0; i < ${#c[@]}; i++))
        do
            if [[ ${c[i]} == ${w} ]]; then
                c[i]=${2};
                break;
            fi;
        done;
    else
        for ((i = 0; i < ${#c[@]}; i++))
        do
            if [[ -n "${c[i]//[^-._]}" ]]; then
                found+=1;
                if ((found == w)); then
                    c[i]=${2};
                    break;
                fi;
            fi;
        done;
    fi;
    c=${c[*]};
    echo ${c// };
    eshopts_pop
}
setup-allowed-flags () 
{ 
    ALLOWED_FLAGS="-pipe";
    ALLOWED_FLAGS+=" -O -O1 -O2 -Os -mcpu -march -mtune";
    ALLOWED_FLAGS+=" -fstack-protector -fstack-protector-all";
    ALLOWED_FLAGS+=" -fbounds-checking -fno-strict-overflow";
    ALLOWED_FLAGS+=" -fno-PIE -fno-pie -fno-unit-at-a-time";
    ALLOWED_FLAGS+=" -g -g[0-9] -ggdb -ggdb[0-9] -gstabs -gstabs+";
    ALLOWED_FLAGS+=" -fno-ident -fpermissive";
    ALLOWED_FLAGS+=" -W* -w";
    ALLOWED_FLAGS+=" -fno-stack-protector -fno-stack-protector-all 		-fno-strict-aliasing -fno-bounds-checking -fstrict-overflow 		-fno-omit-frame-pointer";
    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=* 		-D* -U*";
    ALLOWED_FLAGS+=" -mno-fma4 -mno-movbe -mno-xop -mno-lwp";
    ALLOWED_FLAGS+=" -mno-fsgsbase -mno-rdrnd -mno-f16c -mno-bmi -mno-tbm";
    ALLOWED_FLAGS+=" -mno-avx2 -mno-bmi2 -mno-fma -mno-lzcnt";
    ALLOWED_FLAGS+=" -I* -L* -R* -Wl,*";
    export ALLOWED_FLAGS;
    return 0
}
src_compile () 
{ 
    cd engine;
    local toolset;
    if [[ ${CHOST} == *-darwin* ]]; then
        toolset=darwin;
    else
        toolset=cc;
    fi;
    CC=$(tc-getCC) ./build.sh ${toolset} -d+2 $(use_with python python /usr) || die "building bjam failed"
}
src_configure () 
{ 
    sed -i -e "s|/usr/share/boost-build|/usr/share/boost-build-${MAJOR_PV}|" engine/Jambase || die "sed failed";
    if use python; then
        sed -i -e "s|2.7 2.6 2.5 2.4 2.3 2.2|${PYTHON_ABI}|" engine/build.jam || die "sed failed";
    fi
}
src_install () 
{ 
    newbin engine/bin.*/bjam bjam-${MAJOR_PV};
    newbin engine/bin.*/b2 b2-${MAJOR_PV};
    insinto /usr/share/boost-build-${MAJOR_PV};
    doins -r "${FILESDIR}/site-config.jam" boost-build.jam bootstrap.jam build-system.jam user-config.jam *.py build kernel options tools util;
    rm "${D}/usr/share/boost-build-${MAJOR_PV}/build/project.ann.py" || die "removing faulty python file failed";
    if ! use python; then
        find "${D}/usr/share/boost-build-${MAJOR_PV}" -iname "*.py" -delete || die "removing experimental python files failed";
    fi;
    dodoc changes.txt hacking.txt release_procedure.txt notes/build_dir_option.txt notes/relative_source_paths.txt;
    if use examples; then
        insinto /usr/share/doc/${PF};
        doins -r example;
    fi
}
src_prepare () 
{ 
    epatch "${FILESDIR}/${PN}-1.48.0-support_dots_in_python-buildid.patch" "${FILESDIR}/${PN}-1.48.0-disable_python_rpath.patch" "${FILESDIR}/${PN}-1.50.0-respect-c_ld-flags.patch" "${FILESDIR}/${PN}-1.50.0-fix-test.patch";
    cd "${S}/engine";
    sed -i -e 's|-s\b||' build.jam || die "sed failed";
    rm jambase.c || die;
    cd "${S}";
    sed -i -e 's/\(off speed space\)/\1 none/' -e 's/\(debug-symbols      : on off\)/\1 none/' tools/builtin.jam || die "sed failed"
}
src_test () 
{ 
    cd test;
    export TMP="${T}";
    DO_DIFF="${PREFIX}/usr/bin/diff" $(PYTHON -2) test_all.py;
    if [[ -s test_results.txt ]]; then
        eerror "At least one test failed: $(<test_results.txt)";
        die "tests failed";
    fi
}
src_unpack () 
{ 
    tar xjpf "${DISTDIR}/${A}" ./boost_${MY_PV}/tools/build/v2 || die "unpacking tar failed"
}
strip-flags () 
{ 
    local x y var;
    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;
        eval 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 ${FCFLAGS})
}
tc-arch () 
{ 
    tc-ninja_magic_to_arch portage "$@"
}
tc-arch-kernel () 
{ 
    tc-ninja_magic_to_arch kern "$@"
}
tc-endian () 
{ 
    local host=$1;
    [[ -z ${host} ]] && host=${CTARGET:-${CHOST}};
    host=${host%%-*};
    case ${host} in 
        aarch64*be)
            echo big
        ;;
        aarch64)
            echo little
        ;;
        alpha*)
            echo big
        ;;
        arm*b*)
            echo big
        ;;
        arm*)
            echo little
        ;;
        cris*)
            echo little
        ;;
        hppa*)
            echo big
        ;;
        i?86*)
            echo little
        ;;
        ia64*)
            echo little
        ;;
        m68*)
            echo big
        ;;
        mips*l*)
            echo little
        ;;
        mips*)
            echo big
        ;;
        powerpc*)
            echo big
        ;;
        s390*)
            echo big
        ;;
        sh*b*)
            echo big
        ;;
        sh*)
            echo little
        ;;
        sparc*)
            echo big
        ;;
        x86_64*)
            echo little
        ;;
        *)
            echo wtf
        ;;
    esac
}
tc-env_build () 
{ 
    tc-export_build_env;
    CFLAGS=${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 '${var}'";
        eval tc-get${var} > /dev/null;
    done
}
tc-export_build_env () 
{ 
    tc-export "$@";
    : ${BUILD_CFLAGS:=-O1 -pipe};
    : ${BUILD_CXXFLAGS:=-O1 -pipe};
    : ${BUILD_CPPFLAGS:=};
    : ${BUILD_LDFLAGS:=};
    export BUILD_{C,CXX,CPP,LD}FLAGS
}
tc-getAR () 
{ 
    tc-getPROG AR ar "$@"
}
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 cpp "$@"
}
tc-getBUILD_CXX () 
{ 
    tc-getBUILD_PROG CXX g++ "$@"
}
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 "$@"
}
tc-getCPP () 
{ 
    tc-getPROG CPP cpp "$@"
}
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 "$@"
}
tc-getLD () 
{ 
    tc-getPROG LD ld "$@"
}
tc-getNM () 
{ 
    tc-getPROG NM nm "$@"
}
tc-getOBJCOPY () 
{ 
    tc-getPROG OBJCOPY objcopy "$@"
}
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-cross-compiler () 
{ 
    return $([[ ${CBUILD:-${CHOST}} != ${CHOST} ]])
}
tc-is-softfloat () 
{ 
    local CTARGET=${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}};
    return $([[ ${host} == *-mint* ]])
}
tc-ninja_magic_to_arch () 
{ 
    function ninj () 
    { 
        [[ ${type} == "kern" ]] && echo $1 || echo $2
    };
    local type=$1;
    local host=$2;
    [[ -z ${host} ]] && host=${CTARGET:-${CHOST}};
    local KV=${KV:-${KV_FULL}};
    [[ ${type} == "kern" ]] && [[ -z ${KV} ]] && ewarn "QA: Kernel version could not be determined, please inherit kernel-2 or linux-info";
    case ${host} in 
        aarch64*)
            ninj aarch64 arm
        ;;
        alpha*)
            echo alpha
        ;;
        arm*)
            echo arm
        ;;
        avr*)
            ninj avr32 avr
        ;;
        bfin*)
            ninj blackfin bfin
        ;;
        cris*)
            echo cris
        ;;
        hppa*)
            ninj parisc hppa
        ;;
        i?86*)
            if [[ ${type} == "kern" ]] && [[ $(KV_to_int ${KV}) -lt $(KV_to_int 2.6.24) || ${host} == *freebsd* ]]; then
                echo i386;
            else
                echo x86;
            fi
        ;;
        ia64*)
            echo ia64
        ;;
        m68*)
            echo m68k
        ;;
        mips*)
            echo mips
        ;;
        nios2*)
            echo nios2
        ;;
        nios*)
            echo nios
        ;;
        powerpc*)
            if [[ ${type} == "kern" ]] && [[ $(KV_to_int ${KV}) -ge $(KV_to_int 2.6.16) ]]; then
                echo powerpc;
            else
                if [[ ${type} == "kern" ]] && [[ $(KV_to_int ${KV}) -eq $(KV_to_int 2.6.15) ]]; then
                    if [[ ${host} == powerpc64* ]] || [[ ${PROFILE_ARCH} == "ppc64" ]]; then
                        echo powerpc;
                    else
                        echo ppc;
                    fi;
                else
                    if [[ ${host} == powerpc64* ]]; then
                        echo ppc64;
                    else
                        if [[ ${PROFILE_ARCH} == "ppc64" ]]; then
                            ninj ppc64 ppc;
                        else
                            echo ppc;
                        fi;
                    fi;
                fi;
            fi
        ;;
        s390*)
            echo s390
        ;;
        sh64*)
            ninj sh64 sh
        ;;
        sh*)
            echo sh
        ;;
        sparc64*)
            ninj sparc64 sparc
        ;;
        sparc*)
            [[ ${PROFILE_ARCH} == "sparc64" ]] && ninj sparc64 sparc || echo sparc
        ;;
        vax*)
            echo vax
        ;;
        x86_64*freebsd*)
            echo amd64
        ;;
        x86_64*)
            if [[ ${type} == "kern" ]] && [[ $(KV_to_int ${KV}) -ge $(KV_to_int 2.6.24) ]]; then
                echo x86;
            else
                ninj x86_64 amd64;
            fi
        ;;
        *)
            echo unknown
        ;;
    esac
}
test-flag-CC () 
{ 
    test-flag-PROG "CC" "$1"
}
test-flag-CXX () 
{ 
    test-flag-PROG "CXX" "$1"
}
test-flag-F77 () 
{ 
    test-flag-PROG "F77" "$1"
}
test-flag-FC () 
{ 
    test-flag-PROG "FC" "$1"
}
test-flag-PROG () 
{ 
    local comp=$1;
    local flag=$2;
    [[ -z ${comp} || -z ${flag} ]] && return 1;
    local PROG=$(tc-get${comp});
    ${PROG} "${flag}" -c -o /dev/null -xc /dev/null > /dev/null 2>&1
}
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="${flags}${flags:+ }${x}";
    done;
    echo "${flags}";
    [[ -n ${flags} ]]
}
test_version_info () 
{ 
    if [[ $($(tc-getCC) --version 2>&1) == *$1* ]]; then
        return 0;
    else
        return 1;
    fi
}
use_if_iuse () 
{ 
    in_iuse $1 || return 1;
    use $1
}
validate_desktop_entries () 
{ 
    if [[ -x /usr/bin/desktop-file-validate ]]; then
        einfo "Checking desktop entry validity";
        local directories="";
        for d in /usr/share/applications $@;
        do
            [[ -d ${D}${d} ]] && directories="${directories} ${D}${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/${D}/}:};
            done;
        fi;
        echo "";
    else
        einfo "Passing desktop entry validity check. Install dev-util/desktop-file-utils, if you want to help to improve Gentoo.";
    fi
}
version_compare () 
{ 
    eshopts_push -s extglob;
    local ver_a=${1} ver_b=${2} parts_a parts_b;
    local cur_tok_a cur_tok_b num_part_a num_part_b;
    local -i cur_idx_a=0 cur_idx_b=0 prev_idx_a prev_idx_b;
    parts_a=($(get_all_version_components "${ver_a}" ));
    parts_b=($(get_all_version_components "${ver_b}" ));
    local -i inf_loop=0;
    while true; do
        inf_loop+=1;
        ((inf_loop > 20)) && die "versionator compare bug [numbers, ${ver_a}, ${ver_b}]";
        prev_idx_a=cur_idx_a;
        prev_idx_b=cur_idx_b;
        cur_tok_a=${parts_a[cur_idx_a]};
        cur_tok_b=${parts_b[cur_idx_b]};
        if [[ -n ${cur_tok_a} ]] && [[ -z ${cur_tok_a//[[:digit:]]} ]]; then
            cur_idx_a+=1;
            [[ ${parts_a[cur_idx_a]} == . ]] && cur_idx_a+=1;
        else
            cur_tok_a=;
        fi;
        if [[ -n ${cur_tok_b} ]] && [[ -z ${cur_tok_b//[[:digit:]]} ]]; then
            cur_idx_b+=1;
            [[ ${parts_b[cur_idx_b]} == . ]] && cur_idx_b+=1;
        else
            cur_tok_b=;
        fi;
        [[ -z ${cur_tok_a} && -z ${cur_tok_b} ]] && break;
        [[ -z ${cur_tok_a} ]] && eshopts_pop && return 1;
        [[ -z ${cur_tok_b} ]] && eshopts_pop && return 3;
        if (( prev_idx_a != 0 && prev_idx_b != 0 )) && [[ ${cur_tok_a} == 0* || ${cur_tok_b} == 0* ]]; then
            cur_tok_a=${cur_tok_a%%+(0)};
            cur_tok_b=${cur_tok_b%%+(0)};
            [[ ${cur_tok_a} < ${cur_tok_b} ]] && eshopts_pop && return 1;
            [[ ${cur_tok_a} > ${cur_tok_b} ]] && eshopts_pop && return 3;
        else
            cur_tok_a=${cur_tok_a##+(0)};
            cur_tok_b=${cur_tok_b##+(0)};
            : ${cur_tok_a:=0};
            : ${cur_tok_b:=0};
            ((cur_tok_a < cur_tok_b)) && eshopts_pop && return 1;
            ((cur_tok_a > cur_tok_b)) && eshopts_pop && return 3;
        fi;
    done;
    local letter_a=;
    letter_a=${parts_a[cur_idx_a]};
    if [[ ${#letter_a} -eq 1 && -z ${letter_a/[a-z]} ]]; then
        cur_idx_a+=1;
    else
        letter_a=@;
    fi;
    local letter_b=;
    letter_b=${parts_b[cur_idx_b]};
    if [[ ${#letter_b} -eq 1 && -z ${letter_b/[a-z]} ]]; then
        cur_idx_b+=1;
    else
        letter_b=@;
    fi;
    [[ ${letter_a} < ${letter_b} ]] && eshopts_pop && return 1;
    [[ ${letter_a} > ${letter_b} ]] && eshopts_pop && return 3;
    inf_loop=0;
    while true; do
        inf_loop+=1;
        ((inf_loop > 20)) && die "versionator compare bug [numbers, ${ver_a}, ${ver_b}]";
        [[ ${parts_a[cur_idx_a]} == _ ]] && ((cur_idx_a++));
        [[ ${parts_b[cur_idx_b]} == _ ]] && ((cur_idx_b++));
        cur_tok_a=${parts_a[cur_idx_a]};
        cur_tok_b=${parts_b[cur_idx_b]};
        num_part_a=0;
        num_part_b=0;
        if has ${cur_tok_a%%+([0-9])} "alpha" "beta" "pre" "rc" "p"; then
            cur_idx_a+=1;
            num_part_a=${cur_tok_a##+([a-z])};
            num_part_a=${num_part_a##+(0)};
            : ${num_part_a:=0};
            cur_tok_a=${cur_tok_a%%+([0-9])};
        else
            cur_tok_a=;
        fi;
        if has ${cur_tok_b%%+([0-9])} alpha beta pre rc p; then
            cur_idx_b+=1;
            num_part_b=${cur_tok_b##+([a-z])};
            num_part_b=${num_part_b##+(0)};
            : ${num_part_b:=0};
            cur_tok_b=${cur_tok_b%%+([0-9])};
        else
            cur_tok_b=;
        fi;
        if [[ ${cur_tok_a} != ${cur_tok_b} ]]; then
            local suffix;
            for suffix in alpha beta pre rc "" p;
            do
                [[ ${cur_tok_a} == ${suffix} ]] && eshopts_pop && return 1;
                [[ ${cur_tok_b} == ${suffix} ]] && eshopts_pop && return 3;
            done;
        else
            if [[ -z ${cur_tok_a} && -z ${cur_tok_b} ]]; then
                break;
            else
                ((num_part_a < num_part_b)) && eshopts_pop && return 1;
                ((num_part_a > num_part_b)) && eshopts_pop && return 3;
            fi;
        fi;
    done;
    [[ ${parts_a[cur_idx_a]} == - ]] && ((cur_idx_a++));
    [[ ${parts_b[cur_idx_b]} == - ]] && ((cur_idx_b++));
    if [[ -n ${parts_a[cur_idx_a]/r+([0-9])} || -n ${parts_b[cur_idx_b]/r+([0-9])} ]]; then
        die "versionator compare bug [revisions, ${ver_a}, ${ver_b}]";
    fi;
    num_part_a=${parts_a[cur_idx_a]#r};
    num_part_a=${num_part_a##+(0)};
    : ${num_part_a:=0};
    num_part_b=${parts_b[cur_idx_b]#r};
    num_part_b=${num_part_b##+(0)};
    : ${num_part_b:=0};
    ((num_part_a < num_part_b)) && eshopts_pop && return 1;
    ((num_part_a > num_part_b)) && eshopts_pop && return 3;
    eshopts_pop;
    return 2
}
version_format_string () 
{ 
    local fstr=$1;
    shift;
    set -- $(get_version_components "$@");
    eval echo "${fstr}"
}
version_is_at_least () 
{ 
    local want_s="$1" have_s="${2:-${PVR}}" r;
    version_compare "${want_s}" "${have_s}";
    r=$?;
    case $r in 
        1 | 2)
            return 0
        ;;
        3)
            return 1
        ;;
        *)
            die "versionator compare bug [atleast, ${want_s}, ${have_s}, ${r}]"
        ;;
    esac
}
version_sort () 
{ 
    eshopts_push -s extglob;
    local items=;
    local -i left=0;
    items=("$@");
    while ((left < ${#items[@]})); do
        local -i lowest_idx=left;
        local -i idx=lowest_idx+1;
        while ((idx < ${#items[@]})); do
            version_compare "${items[lowest_idx]}" "${items[idx]}";
            [[ $? -eq 3 ]] && lowest_idx=idx;
            idx+=1;
        done;
        local tmp=${items[lowest_idx]};
        items[lowest_idx]=${items[left]};
        items[left]=${tmp};
        left+=1;
    done;
    echo ${items[@]};
    eshopts_pop
}