diff options
Diffstat (limited to 'sys-devel/gcc-config/files/gcc-config-1.5.1')
| -rwxr-xr-x | sys-devel/gcc-config/files/gcc-config-1.5.1 | 763 |
1 files changed, 763 insertions, 0 deletions
diff --git a/sys-devel/gcc-config/files/gcc-config-1.5.1 b/sys-devel/gcc-config/files/gcc-config-1.5.1 new file mode 100755 index 00000000..e295ce3c --- /dev/null +++ b/sys-devel/gcc-config/files/gcc-config-1.5.1 @@ -0,0 +1,763 @@ +#!/bin/bash +# Copyright 1999-2012 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 +# $Header: /var/cvsroot/gentoo-x86/sys-devel/gcc-config/files/gcc-config-1.5.1,v 1.2 2012/03/15 01:16:44 vapier Exp $ + +# Format of /etc/env.d/gcc/: +# config-TARGET: CURRENT=version for TARGET +# TARGET-VER: has a TARGET and VER variable + +: ${ROOT:=/} +[[ ${ROOT} != */ ]] && ROOT="${ROOT}/" +[[ ${ROOT} != /* ]] && ROOT="${PWD}${ROOT}" + +cd / + +trap ":" INT QUIT TSTP + +argv0=${0##*/} +source /etc/init.d/functions.sh || { + echo "${argv0}: Could not source /etc/init.d/functions.sh!" 1>&2 + exit 1 +} +esyslog() { :; } +umask 022 + +die_eerror() { + eerror "${argv0}: $*" + exit 1 +} + +# *BSD are plain stupid ... copy a GNU extension but don't just copy it, +# change it so it works differently. Wish Darwin did selective evolution +# on software developers. +SED=$(type -P gsed) +: ${SED:=$(type -P sed)} + +# Further pain: `tac` is not available everywhere #390179 +if ! type -P tac >/dev/null ; then + tac() { ${SED} -e '1!G;h;$!d' "$@" ; } +fi + +GENTOO_LIBDIR="@GENTOO_LIBDIR@" +[[ ${GENTOO_LIBDIR} == @*@ ]] && GENTOO_LIBDIR="lib" + +usage() { +cat << "USAGE_END" +Usage: gcc-config [options] [CC Profile] +Change the current cc/gcc profile, or give info about profiles. + +Options: + -C, --nocolor Disable color output + -O, --use-old Use the old profile if one was selected. + -f, --force Make sure all config files are regenerated. + -P, --use-portage-chost Only set to given profile if its CHOST is the + same as that set in /etc/portage/make.conf + (or one of other portage config files...). + -c, --get-current-profile Print current used gcc profile. + -l, --list-profiles Print a list of available profiles. + -S, --split-profile Split profiles into their components + -E, --print-environ Print environment that can be used to setup the + current gcc profile, or a specified one. + -B, --get-bin-path Print path where binaries of the given/current + profile are located. + -L, --get-lib-path Print path where libraries of the given/current + profile are located. + +Profile names are of the form: <CHOST>-<gcc version> +For example: i686-pc-linux-gnu-3.2.1 +USAGE_END + exit ${1:-1} +} +[[ $# -lt 1 ]] && usage 1 + +# Usage: source_var <var> <file> [default value] +source_var() { + unset $1 + local val=$(source "$2"; echo "${!1}") + : ${val:=$3} + eval $1=\"${val}\" +} +show_var() { + source_var "$@" + echo "${!1}" +} + +try_real_hard_to_find_CHOST() { + # + # First we read make.conf + # + + local varname=${1:-CHOST} + local conf=${ROOT}/etc/portage/make.conf + if [[ ! -e ${conf} && -e ${ROOT}/etc/make.conf ]] ; then + conf=${ROOT}/etc/make.conf + fi + local ret=$(source "${conf}" 2>/dev/null ; echo ${!varname}) + if [[ -z ${ret} ]] ; then + # newer portage supports spaces between the var and = + # CHOST = "this-is-retarded" + ret=$(eval $( + sed -n \ + -e 's:[[:space:]]::g' \ + -e "/^${varname}=/p" \ + "${conf}" + ) ; echo ${!varname} + ) + fi + + if [[ -n ${ret} ]] ; then + echo ${ret} + return 0 + fi + + # + # Then we try /etc/env.d/gcc/config-${CTARGET} + # + if [[ -s ${ROOT}/etc/env.d/gcc/config-${CTARGET} ]] ; then + ret=$(split_gcc_ver $(show_var CURRENT "${ROOT}"/etc/env.d/gcc/config-${CTARGET})) + echo ${ret% *} + fi +} + +get_real_chost() { + [[ -n ${REAL_CHOST} ]] && return 0 + + # shortcut for switching compilers in a cross chroot + if [[ -n ${CHOST} && ${ROOT} != "/" ]] ; then + REAL_CHOST=${CHOST} + return 0 + fi + + # make sure portage isnt broken + if python -V &>/dev/null ; then + export REAL_CHOST=$(env -i portageq envvar CHOST 2>/dev/null) + else + ewarn "Python seems to be broken, attempting to locate CHOST ourselves ..." + export REAL_CHOST=$(try_real_hard_to_find_CHOST) + fi + + if [[ -z ${REAL_CHOST} ]] ; then + eerror "${argv0}: Could not get portage CHOST!" + eerror "${argv0}: You should verify that CHOST is set in one of these places:" + eerror "${argv0}: - ${ROOT}/etc/portage/make.conf" + eerror "${argv0}: - active environment" + exit 1 + fi +} + +is_cross_compiler() { + get_real_chost + [[ ${CC_COMP/${REAL_CHOST}} == ${CC_COMP} ]] +} + +convert_profile_paths() { + # Older gcc's used PATH= and ROOTPATH= in the env.d files. + # Newer one's only use GCC_PATH=. Convert old to new here. + cp -p "${GCC_ENV_D}/${CC_COMP}" "${GCC_ENV_D}/${CC_COMP}.gcc-config-ref" || return 1 + GCC_PATH=$( + unset GCC_PATH PATH ROOTPATH + source "${GCC_ENV_D}/${CC_COMP}" + echo ${GCC_PATH:-${PATH:-${ROOTPATH}}} + ) + ${SED} -i \ + -e '/^PATH=/d' \ + -e '/^ROOTPATH=/d' \ + -e '/^GCC_PATH=/d' \ + "${GCC_ENV_D}/${CC_COMP}" || return 1 + echo "GCC_PATH=\"${GCC_PATH}\"" >> "${GCC_ENV_D}/${CC_COMP}" || return 1 + touch -r "${GCC_ENV_D}/${CC_COMP}.gcc-config-ref" "${GCC_ENV_D}/${CC_COMP}" || return 1 + rm -f "${GCC_ENV_D}/${CC_COMP}.gcc-config-ref" || return 1 + return 0 +} + +update_wrappers() { + local CTARGET=$1 + + # Find the bin wrapper + local wrapper + for wrapper in ${GENTOO_LIBDIR} lib lib64 lib32 lib ; do + wrapper="${ROOT}usr/${wrapper}/misc/gcc-config" + [[ -e ${wrapper} ]] && break + done + + # Update the wrappers for this profile. We maintain this list + # by hand as the tools that are available can come & go if the + # user re-emerges gcc with dif USE flags. We need to clean out + # the old wrappers if the functionality no longer exists. + # XXX: Future work: save the list of wrappers we generated in + # the generated env.d file so we can scrub things better. + # After that, we can use a dynamic list based on what tools are + # actually available in ${GCC_PATH}/. + for x in {,${CTARGET}-}{cpp,cc,gcc,c++,g++,f77,g77,gcj,gcjh,gcov,gdc,gdmd,gfortran,gccgo} ; do + # Obviously don't want to touch native stuff for cross-compilers + [[ ${x} != ${CTARGET}-* ]] && is_cross_compiler && continue + + # Make sure we have no stale wrappers + rm -f "${ROOT}/usr/bin/${x}" + [[ ${x:${#x}-3} == "gcc" || ${x:${#x}-3} == "g++" ]] \ + && rm -f "${ROOT}/usr/bin/${x}"{32,64} + + # Only install a wrapper if the binary exists ... + # We want to figure out the 'reference file' for each + # wrapper (the binary we're 'wrapping') so that we can + # sync mtimes together. This makes things like ccache + # happy. See Bug #70548 for more info. + local ref + case ${x} in + cc) ref=gcc;; + f77) ref=g77;; + *) ref=${x};; + esac + ref="${ROOT}/${GCC_PATH}/${ref}" + if [[ -x ${ref} ]] ; then + cp -f "${wrapper}" "${ROOT}/usr/bin/${x}" + touch -r "${ref}" "${ROOT}/usr/bin/${x}" + fi + done + # legacy cruft, make sure we dont leave it laying around #143205 + rm -f "${ROOT}/usr/bin/${CTARGET}-cc" + + # install the canonical cpp wrapper + [[ ${CTARGET} == *-solaris* ]] && return 0 + if ! is_cross_compiler ; then + cp -f "${wrapper}" "${ROOT}/lib/cpp" + touch -r "${ROOT}/usr/bin/${CTARGET}-cpp" "${ROOT}/lib/cpp" + fi +} + +mv_if_diff() { + if cmp -s "$1" "$2" ; then + rm -f "$1" + return 0 + else + mv -f "$1" "$2" + return 1 + fi +} + +switch_profile() { + local GCC_PROFILES= + local OLD_CC_COMP= + local GCC_PATH= + + [[ $(id -u) != "0" ]] && die_eerror "Must be root" + + if is_cross_compiler ; then + ebegin "Switching cross-compiler to ${CC_COMP}" + else + ebegin "Switching native-compiler to ${CC_COMP}" + fi + + if egrep -q '^(PATH|ROOTPATH)=' "${GCC_ENV_D}/${CC_COMP}" ; then + convert_profile_paths "${GCC_ENV_D}/${CC_COMP}" || return 1 + fi + source_var GCC_PATH "${GCC_ENV_D}/${CC_COMP}" + + # Setup things properly again for this profile + unset GCC_SPECS LDPATH + source "${GCC_ENV_D}/${CC_COMP}" + # Ignore active profile errors here since we're switching away + OLD_CC_COMP=$(get_current_profile 2>/dev/null) + + # GCC_SPECS have long been stable, and people messing with + # them know better than to install bad paths, so don't bother + # with sanity checks. + local envd="${ENV_D}/05gcc-${CTARGET}" + cat <<-EOF > "${envd}.tmp" + PATH="${GCC_PATH}" + ROOTPATH="${GCC_PATH}" + GCC_SPECS="${GCC_SPECS}" + EOF + echo "CURRENT=${CC_COMP}" > "${GCC_ENV_D}/config-${CTARGET}" + if ! is_cross_compiler ; then + # Regardless of the profile selected, keep the runtime lookup + # paths stable. Otherwise, all the apps that were built with + # a new compiler will start trying to use older versions of + # the libs, and life gets sad. We work off the assumption + # that every shared library gcc ships is ABI compatible (as + # is the point of SONAMEs). We don't have to worry about + # static libraries here as gcc itself will take care of + # linking against its own internal paths first. #297685 + local MY_LDPATH + get_real_chost + MY_LDPATH=$(${SED} -n \ + -e '/^LDPATH=/{s|LDPATH=||;s|"||g;s|:|\n|g;p}' \ + "${GCC_ENV_D}"/${REAL_CHOST}-* | tac + ) + + # Pass all by default + awk '!/^(STDCXX_INCDIR|LDPATH|CC|CXX|CTARGET|GCCBITS|GCC_SPECS|GCC_PATH)=/ {print $0}' \ + "${GCC_ENV_D}/${CC_COMP}" >> "${envd}.tmp" + if [[ -d ${ROOT}/etc/ld.so.conf.d ]] ; then + echo "${MY_LDPATH}" > "${ROOT}"/etc/ld.so.conf.d/05gcc-${CTARGET}.conf + else + echo "LDPATH=\"${MY_LDPATH}\"" >> "${envd}.tmp" + fi + + # Punt old files; maybe globs too much, but oh well + rm -f \ + "${GCC_ENV_D}/NATIVE" "${GCC_ENV_D}/.NATIVE" \ + "${ENV_D}/05gcc" "${GCC_ENV_D}/config" \ + "${ENV_D}/05gcc-${CTARGET}"-* "${GCC_ENV_D}/config-${CTARGET}"-* + + # Help out the gcc wrapper + ln -sf ${CC_COMP} "${GCC_ENV_D}/.NATIVE" + + # Relocate random crap + if [[ -e ${ROOT}/usr/${GENTOO_LIBDIR}/pkgconfig/libgcj-${CC_COMP_VERSION}.pc ]] ; then + local mver=${CC_COMP_VERSION:0:3} + for x in "" "-${mver}" ; do + x="${ROOT}/usr/lib/pkgconfig/libgcj${x}.pc" + rm -f "${x}" + ln -s libgcj-${CC_COMP_VERSION}.pc "${x}" + done + fi + + # We need to make sure that libgcc_s.so / libunwind.so make it into /lib. + # On many systems (x86/amd64/etc...), this will probably never matter, + # but on other systems (arm/mips/etc...), this is quite critical. + # http://bugs.gentoo.org/60190 + # + # The funky move magic is required for proper updating of in-use files. + # + # XXX: This fails when configuring the native target in a cross-compiled + # ROOT. Only way around that is to store the multilib configuration + # in the gcc profile when we compiled it and then read that instead + # of executing the gcc. Some day. + # + # We use the same ordering logic as mentioned in the MY_LDPATH setup. + # We get the libs from the latest version available. + local LATEST_GCC_PATH gcc LATEST_GCC_LDPATH + + LATEST_GCC_PATH=$(gawk -F= ' + $1 == "GCC_PATH" { + p = gensub("\"","","g",$2) + } + END { print p } + ' "${GCC_ENV_D}"/${REAL_CHOST}-* + ) + gcc="${ROOT}${LATEST_GCC_PATH}/gcc" + + local multilib + for multilib in $("${gcc}" -print-multi-lib); do + local multiarg=${multilib#*;} + multiarg=${multiarg/@/-} + local multilibdir=${multilib%;*} + local libdir="${ROOT}lib/"$("${gcc}" ${multiarg} -print-multi-os-directory) + + mkdir -p "${libdir}"/.gcc.config.new || continue # !?!?! + + local gcclib + for gcclib in gcc_s unwind ; do + # This assumes that we always have the .so symlink, + # but for now, that should be safe ... + gcclib=$("${gcc}" -print-file-name="lib${gcclib}.so") + if [[ ${gcclib} == */* ]] ; then + cp -pP "${ROOT}${gcclib}".* "${libdir}"/.gcc.config.new/ + # no need to sanity remove this as the `mv` should take + # care of it. we also need this step to be completly atomic + # for systems that have even `mv` linked against libgcc_s.so. + # http://bugs.gentoo.org/150257 + #rm -f "${libdir}"/lib${gcclib}.so* + mv -f "${libdir}"/.gcc.config.new/* "${libdir}"/ + fi + done + rmdir "${libdir}"/.gcc.config.new + done + fi + mv_if_diff "${envd}.tmp" "${envd}" + local envd_changed=$? + + update_wrappers ${CTARGET} + + if [[ ${ROOT} == "/" ]] && \ + [[ ${OLD_CC_COMP} != ${CC_COMP} || ${FORCE} == "yes" ]] && \ + [[ ${envd_changed} -eq 1 ]] + then + # in case python is broken ... + if ! env-update ; then + echo "" + ewarn "env-update failed to work properly; making sure ld.so.conf paths" + ewarn "are setup properly. Please rerun gcc-config with the -f option." + echo "" + if [[ ! -d /etc/ld.so.conf.d ]] ; then + show_var LDPATH "${ROOT}"/etc/env.d/05gcc-${CTARGET} \ + | sed -e 's|:|\n|g' >> /etc/ld.so.conf + fi + ldconfig + fi + else + envd_changed=0 + fi + + eend 0 + + if [[ ${envd_changed} -ne 0 ]] ; then + echo + ewarn "If you intend to use the gcc from the new profile in an already" + ewarn "running shell, please remember to do:" + echo + ewarn " . /etc/profile" + echo + fi + + return 0 +} + +get_current_profile() { + local conf="${GCC_ENV_D}/config-${CTARGET}" + if [[ ! -f ${conf} ]] ; then + conf="${GCC_ENV_D}/config" # old name + elif [[ -n ${CC_COMP} ]] && is_cross_compiler ; then + conf="${conf}-${CC_COMP}" + fi + + if [[ ! -f ${conf} ]] ; then + eerror "${argv0}: No gcc profile is active!" + return 1 + fi + + source_var CURRENT "${conf}" + + if [[ -z ${CURRENT} ]] ; then + eerror "${argv0}: No gcc profile is active!" + return 1 + elif [[ ! -f ${GCC_ENV_D}/${CURRENT} ]] ; then + eerror "${argv0}: Active gcc profile is invalid!" + return 1 + fi + + echo "${CURRENT}" + + return 0 +} + +list_profiles() { + local i=0 + local filter= + + if [[ ${ROOT} != "/" ]] ; then + echo "Using gcc-config info in ${ROOT}" + fi + + if [[ ! -f ${GCC_ENV_D}/config-${CTARGET} ]] ; then + if ! is_cross_compiler && [[ -e ${GCC_ENV_D}/config ]] ; then + [[ -w ${GCC_ENV_D}/config ]] && mv ${GCC_ENV_D}/config ${GCC_ENV_D}/config-${CTARGET} + else + # get_current_profile already warns + #eerror "${argv0}: No gcc profile is active; please select one!" + filter=${CTARGET} + fi + fi + + source_var CURRENT "${GCC_ENV_D}"/config-${CTARGET} + CURRENT_NATIVE=${CURRENT} + local target= + for x in "${GCC_ENV_D}"/* ; do + [[ -f ${x} ]] || continue + [[ ${x} == */config* ]] && continue + + source_var CTARGET "${x}" + + ((++i)) + + [[ -n ${filter} ]] && [[ ${filter} != ${CTARGET} ]] && continue + + if [[ ${target} != ${CTARGET} ]] ; then + [[ ${i} -gt 1 ]] && echo + target=${CTARGET} + CTARGET="" + fi + + x=${x##*/} + if [[ ${x} == ${CURRENT_NATIVE} ]] ; then + x="${x} ${GOOD}*${NORMAL}" + elif [[ -e ${GCC_ENV_D}/config-${target} ]] ; then + source "${GCC_ENV_D}/config-${target}" + [[ ${x} == ${CURRENT} ]] && x="${x} ${HILITE}*${NORMAL}" + fi + echo " [${i}] ${x}" + done +} + +print_environ() { + local ENV_CMD SET_ELEMENT + case ${SHELL} in + */csh|*/tcsh) + ENV_CMD="setenv" + SET_ELEMENT=" " + ;; + *) + ENV_CMD="export" + SET_ELEMENT="=" + ;; + esac + + local var + for var in GCC_SPECS GCC_PATH ; do + local ${var} + source_var ${var} "${GCC_ENV_D}/${CC_COMP}" + done + + ( + [[ -n ${GCC_PATH} ]] && PATH=${GCC_PATH}:${PATH} + for var in PATH GCC_SPECS ; do + echo "${ENV_CMD} ${var}${SET_ELEMENT}\"${!var}\"" + done + ) +} + +get_bin_path() { show_var GCC_PATH "${GCC_ENV_D}/${CC_COMP}" ; } +get_lib_path() { show_var LDPATH "${GCC_ENV_D}/${CC_COMP}" ; } + +split_gcc_ver() { + # Split up the gcc profile into components: + # TARGET-VER[-specs] -> TARGET VER [specs] + # arm-linux-3.3.6 -> arm-linux 3.3.6 + # x86_64-linux-4.0.1-pre1234 -> x86_64-linux 4.0.1-pre1234 + # sh-linux-3.4.4-hardened -> sh-linux 3.4.4 hardened + # + # So below we will start at the end and run a small state machine ... + # specs [3] + # accept everything + # specs -> version transition [3->2] + # when we find a version component + # version [2] + # accept only version components (see the regex) + # version -> target transition [2->1] + # when we hit a non version component + # target [1] + # accept everything we have left + # + echo "$@" | awk -F- ' + function pushit(onme, pushee) { + return (onme == "" ? pushee : pushee"-"onme); + } + { + state=3 + targ="" + ver="" + spec="" + for (i=NF; i > 0; --i) { + if (state >= 2) { + if ($i ~ /^(alpha|beta|pre|rc|p)?[[:digit:].]+$/) { + ver=pushit(ver, $i) + state=2 + } else if (state == 3) + spec=pushit(spec, $i) + else + state=1 + } + if (state == 1) + targ = pushit(targ, $i) + } + + if (targ == "") { + if (ver == "") { + ver=spec + spec="" + } + targ=ver + ver="" + } + print targ " " ver (spec != "" ? " " spec : "") + }' +} +chop_gcc_ver_spec() { + local splitTED=$(split_gcc_ver "$@") # target ver spec + splitTED=${splitTED#* } # ver spec + echo ${splitTED/ /-} # ver-spec +} + +SET_X=false +NEED_ACTION="yes" +DOIT="switch_profile" +CHECK_CHOST="no" +FORCE="no" + +CC_COMP= +ENV_D="${ROOT}etc/env.d" +GCC_ENV_D="${ENV_D}/gcc" + +for x in "$@" ; do + case "${x}" in + # Only use specified compiler if one is not already selected. + -O|--use-old) + : ${CTARGET:=$(try_real_hard_to_find_CHOST)} + if get_current_profile &>/dev/null ; then + CC_COMP=$(get_current_profile) + else + die_eerror "No profile selected, unable to utilize --use-old" + fi + ;; + -f|--force) + FORCE="yes" + ;; + -P|--use-portage-chost) + CHECK_CHOST="yes" + ;; + -c|--get-current-profile) + if [[ ${NEED_ACTION} == "yes" ]] ; then + NEED_ACTION="no" + DOIT="get_current_profile" + fi + ;; + -l|--list-profiles) + if [[ ${NEED_ACTION} == "yes" ]] ; then + NEED_ACTION="no" + DOIT="list_profiles" + fi + ;; + -S|--split-profile) + if [[ ( $1 != "-S" && $1 != "--split-profile" ) || $# -eq 1 ]] ; then + usage 1 + fi + shift # push -S out + for x in "$@" ; do + split_gcc_ver ${x} + done + exit 0 + ;; + -E|--print-environ) + if [[ ${NEED_ACTION} == "yes" ]] ; then + NEED_ACTION="no" + DOIT="print_environ" + fi + ;; + -B|--get-bin-path) + if [[ ${NEED_ACTION} == "yes" ]] ; then + NEED_ACTION="no" + DOIT="get_bin_path" + fi + ;; + -L|--get-lib-path) + if [[ ${NEED_ACTION} == "yes" ]] ; then + NEED_ACTION="no" + DOIT="get_lib_path" + fi + ;; + -x|--debug) + SET_X=true + ;; + -C|--nocolor) + # nothing to do; functions.sh parsed this for us + ;; + -h|--help) + usage 0 + ;; + -V|--version) + unset RCSfile Revision Date + rcsfile="$RCSfile: gcc-config-1.5.1,v $" + rcsfile=${rcsfile#: } + rcsfile=${rcsfile%,v*} + cvsrev="$Revision: 1.2 $" + cvsrev=${cvsrev#: } + cvsdate="$Date: 2012/03/15 01:16:44 $" + cvsdate=${cvsdate#: } + echo "${rcsfile} (r${cvsrev% *} @ ${cvsdate% *})" + exit 0 + ;; + -*) + die_eerror "Invalid switch! Run ${argv0} without parameters for help." + ;; + *) + ${SET_X} && set -x + if [[ -z ${CC_COMP} ]] ; then + if [[ -z $(echo ${x} | tr -d '[:digit:]') ]] ; then + # User gave us a # representing the profile + i=1 + for y in "${GCC_ENV_D}"/* ; do + [[ -f ${y} ]] || continue + [[ ${y} == */config* ]] && continue + + if [[ -f ${y} ]] && [[ ${x} == ${i} ]] ; then + CC_COMP=${y##*/} + break + fi + ((++i)) + done + if [[ -z ${CC_COMP} ]] ; then + die_eerror "Could not locate profile #$x !" + fi + else + # User gave us a full HOST-gccver + x=${x##*/} + if [[ ${DOIT} == "get_current_profile" && -z $(ls "${GCC_ENV_D}"/${x}-* 2>/dev/null) ]] || \ + [[ ${DOIT} != "get_current_profile" && ! -f ${GCC_ENV_D}/${x} ]] + then + # Maybe they just gave us a gccver ... + get_real_chost + if [[ -f ${GCC_ENV_D}/${REAL_CHOST}-${x} ]] ; then + x=${REAL_CHOST}-${x} + else + die_eerror "Could not locate '$x' in '${GCC_ENV_D}/' !" + fi + fi + CC_COMP=${x} + fi + else + die_eerror "Too many arguments! Run ${argv0} without parameters for help." + fi + ;; + esac +done + +${SET_X} && set -x + +if [[ ${DOIT} == "switch_profile" ]] && [[ -z ${CC_COMP} ]] ; then + usage 1 +fi + +get_real_chost +[[ ${DOIT} == "get_current_profile" ]] \ + && : ${CTARGET:=${CC_COMP:-${REAL_CHOST}}} \ + || : ${CTARGET:=${REAL_CHOST}} + +if [[ -z ${CC_COMP} ]] ; then + CC_COMP=$(get_current_profile) + if [[ $? -ne 0 ]] ; then + echo "${CC_COMP}" + list_profiles + exit 1 + fi +fi + +if [[ ${DOIT} != "get_current_profile" ]] ; then + GCC_LIB=$(get_lib_path | awk -F/ '{ print "/"$2"/"$3"/"$4"/" }') + + # For people who insist on using funky version strings ("4.6.x" + # rather than "4.6.2"), allow them to manually specify it. + source_var GCC_VER "${GCC_ENV_D}/${CC_COMP}" + + CC_COMP_VERSION=${GCC_VER:-$(chop_gcc_ver_spec ${CC_COMP})} + CC_COMP_TARGET=$(show_var CTARGET "${GCC_ENV_D}/${CC_COMP}") + if [[ -z ${CC_COMP_TARGET} ]] ; then + # Native configs don't have CTARGET in there. + CC_COMP_TARGET=${CC_COMP%-${CC_COMP_VERSION}*} + fi + + if [[ ! -d ${ROOT}/${GCC_LIB}/${CC_COMP_TARGET}/${CC_COMP_VERSION} ]]; then + CC_COMP_VERSION=${CC_COMP_VERSION%-*} + fi + + if [[ ! -d ${ROOT}/${GCC_LIB}/${CC_COMP_TARGET}/${CC_COMP_VERSION} ]] || \ + [[ ! -f ${GCC_ENV_D}/${CC_COMP} ]] + then + eerror "${argv0}: Profile does not exist or invalid setting for ${GCC_ENV_D}/${CC_COMP}" 1>&2 + #exit 1 + fi +fi + +if [[ ${CHECK_CHOST} == "yes" ]] ; then + # Chosen CHOST are not the same as the real CHOST according to + # make.conf, and --use-portage-chost option was given, so do nothing + get_real_chost + CC_COMP_VERSION=$(chop_gcc_ver_spec ${CC_COMP}) + CC_COMP_TARGET=${CC_COMP:0:${#CC_COMP}-${#CC_COMP_VERSION}-1} + [[ ${CC_COMP_TARGET} != ${REAL_CHOST} ]] && exit 0 +fi + +${DOIT} + +# vim:ts=4 |