vapier 14/07/29 11:15:38 Modified: binutils-config.8 Added: binutils-config-4 Log: Drop FAKE_TARGETS support as gcc dropped it a while ago too #467488. (Portage version: 2.2.10/cvs/Linux x86_64, signed Manifest commit with key D2E96200)
Revision Changes Path 1.6 sys-devel/binutils-config/files/binutils-config.8 file : http://sources.gentoo.org/viewvc.cgi/gentoo-x86/sys-devel/binutils-config/files/binutils-config.8?rev=1.6&view=markup plain: http://sources.gentoo.org/viewvc.cgi/gentoo-x86/sys-devel/binutils-config/files/binutils-config.8?rev=1.6&content-type=text/plain diff : http://sources.gentoo.org/viewvc.cgi/gentoo-x86/sys-devel/binutils-config/files/binutils-config.8?r1=1.5&r2=1.6 Index: binutils-config.8 =================================================================== RCS file: /var/cvsroot/gentoo-x86/sys-devel/binutils-config/files/binutils-config.8,v retrieving revision 1.5 retrieving revision 1.6 diff -u -r1.5 -r1.6 --- binutils-config.8 12 Aug 2011 20:34:00 -0000 1.5 +++ binutils-config.8 29 Jul 2014 11:15:38 -0000 1.6 @@ -56,31 +56,6 @@ \fB\-\-bfd\fR Change the default linker for the specified \fIPROFILE\fR to the [older but stable] bfd linker. If unsure, stick to this one. -.TP -\fB\-\-amd64\fR -A nice feature of the amd64/x86 toolchain is that each can produce code for -other. The typical user could care less, but some may want to be able to -cross-compile for an amd64 on a x86 system. This will install the extra -symlinks ('x86_64') to facilitate this process. -.TP -\fB\-\-arm\fR -The arm architecture comes in both big and little endian versions. Typically -you only need support for the native target, but sometimes it's helpful to -have links for the other endian target. This will make sure you have both the -big endian target ('armeb') and the little endian target ('arm'). -.TP -\fB\-\-mips\fR -The mips architecture (like arm) comes in both big and little endian versions. -Typically you only need support for the native target, but sometimes it's -helpful to have links for the other endian target. This will make sure you -have both the big endian target ('mips') and the little endian target -('mipsel'). -.TP -\fB\-\-x86\fR -One oddity of the x86 toolchain is that they may be named 'i386', or 'i486', -or 'i586', or 'i686', yet still produce the same exact code. When dealing -with distcc systems that are mixed (some i586 and some i686), you will need -symlinks for all these targets. This option will install those extra targets. .SH "REPORTING BUGS" Please report bugs via http://bugs.gentoo.org/ .SH "SEE ALSO" 1.1 sys-devel/binutils-config/files/binutils-config-4 file : http://sources.gentoo.org/viewvc.cgi/gentoo-x86/sys-devel/binutils-config/files/binutils-config-4?rev=1.1&view=markup plain: http://sources.gentoo.org/viewvc.cgi/gentoo-x86/sys-devel/binutils-config/files/binutils-config-4?rev=1.1&content-type=text/plain Index: binutils-config-4 =================================================================== #!/bin/bash # Copyright 1999-2014 Gentoo Foundation # Distributed under the terms of the GNU General Public License v2 # $Header: /var/cvsroot/gentoo-x86/sys-devel/binutils-config/files/binutils-config-4,v 1.1 2014/07/29 11:15:38 vapier Exp $ # Format of /etc/env.d/binutils/: # 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 "${argv0}: Could not source /etc/init.d/functions.sh!" 1>&2 exit 1 } esyslog() { :; } die() { eerror "${argv0}: $*"; exit 1; } umask 022 usage() { cat << USAGE_END Usage: ${HILITE}binutils-config${NORMAL} ${GOOD}[options]${NORMAL} ${BRACKET}[binutils profile]${NORMAL} ${HILITE}General Options:${NORMAL} ${GOOD}-c, --get-current-profile${NORMAL} Print current profile ${GOOD}-l, --list-profiles${NORMAL} Print a list of available profiles ${GOOD}-u, --uninstall${NORMAL} Remove all signs of specified target ${GOOD}-d, --debug${NORMAL} Execute with debug output ${HILITE}General Cruft:${NORMAL} ${GOOD}--linker${NORMAL} <linker> Switch to specified linker (if supported) Profile names are of the form: ${BRACKET}<CTARGET>-<binutils version>${NORMAL} For example: ${BRACKET}i686-pc-linux-gnu-2.15.92.0.2${NORMAL} For more info, please see ${HILITE}binutils-config${NORMAL}(8). USAGE_END exit ${1:-1} } mv_if_diff() { if cmp -s "$1" "$2" ; then rm -f "$1" else mv -f "$1" "$2" fi } atomic_ln() { local target=$1 linkdir=$2 linkname=$3 linktmp linkfull linktmp="${linkdir}/.binutils-config.tmp.${linkname}" linkfull="${linkdir}/${linkname}" if [[ -d ${linkfull} ]] ; then # if linking to a dir, we need a little magic to # make it atomic since `mv -T` is not portable rm -rf "${linktmp}" mkdir -p "${linktmp}" ln -sf "${target}" "${linktmp}/${linkname}" mv "${linktmp}/${linkname}" "${linktmp}/../" rmdir "${linktmp}" else # `ln` will expand into unlink();symlink(); which # is not atomic for a small amount of time, but # `mv` is a single rename() call ln -sf "${target}" "${linktmp}" mv "${linktmp}" "${linkfull}" fi } setup_env() { unset TARGET VER LIBPATH source "${ENV_D}/${PROFILE}" if [[ -z ${TARGET} ]] ; then eerror "${PROFILE} is invalid (no \$TARGET defined) :(" return 1 fi if [[ -z ${VER} ]] ; then eerror "${PROFILE} is invalid (no \$VER defined) :(" return 1 fi # # Generate binary symlinks # BINPATH="" BINPATH_LINKS="" if [[ ${TARGET} != ${HOST} ]] ; then # # Newer paths: /usr/${HOST}/${TARGET}/... # Older paths: /usr/${TARGET}/... # if [[ -d ${ROOT}/usr/${HOST}/${TARGET}/binutils-bin/${VER} ]] ; then BINPATH=/usr/${HOST}/${TARGET}/binutils-bin/${VER} BINPATH_LINKS=/usr/libexec/gcc/${TARGET} fi fi if [[ -z ${BINPATH} ]] ; then BINPATH=/usr/${TARGET}/binutils-bin/${VER} BINPATH_LINKS=/usr/${TARGET}/bin fi } switch_profile() { ebegin "Switching to ${PROFILE}" setup_env || return 1 cd "${ROOT}/${BINPATH}" || exit 1 mkdir -p "${ROOT}/${BINPATH_LINKS}" "${ROOT}/usr/bin" for x in * ; do atomic_ln "${BINPATH}/${x}" "${ROOT}/${BINPATH_LINKS}" "${x}" atomic_ln "${BINPATH_LINKS}/${x}" "${ROOT}/usr/bin" "${TARGET}-${x}" if [[ ${TARGET} == ${HOST} ]] ; then atomic_ln "${TARGET}-${x}" "${ROOT}/usr/bin" "${x}" fi done # # Generate library / ldscripts symlinks # : ${LIBPATH:=/usr/lib/binutils/${TARGET}/${VER}} cd "${ROOT}/${LIBPATH}" || exit 1 if [[ ${TARGET} == ${HOST} ]] ; then dstlib=${ROOT}/usr/${HOST}/lib else dstlib=${ROOT}/usr/${HOST}/${TARGET}/lib fi # When upgrading, we need to clean up ldscripts and libs mkdir -p "${dstlib}" rm -rf "${ROOT}/${BINPATH_LINKS}"/ldscripts atomic_ln "${LIBPATH}/ldscripts" "${dstlib}" "ldscripts" find -L "${dstlib}" -type l -exec rm -v {} + for x in lib* ; do atomic_ln "${LIBPATH}/${x}" "${dstlib}" "${x}" done # # Generate include symlinks # INCPATH=${LIBPATH}/include if [[ -d ${ROOT}/${INCPATH} ]] ; then cd "${ROOT}/${INCPATH}" || exit 1 if [[ ${HOST} == ${TARGET} ]] ; then mkdir -p "${ROOT}/usr/include" for x in * ; do atomic_ln "${INCPATH}/${x}" "${ROOT}/usr/include" "${x}" done else # Clean out old path -- cannot use '-exec {} +' syntax here find . -type f -exec rm -f "${ROOT}/usr/${TARGET}/usr/include/{}" \; rmdir "${ROOT}/usr/${TARGET}/usr/include" >& /dev/null rmdir "${ROOT}/usr/${TARGET}/usr" >& /dev/null rmdir "${ROOT}/usr/${TARGET}" >& /dev/null fi fi # # Make sure proper paths get updated # if [[ ${TARGET} == ${HOST} ]] ; then DATAPATH=/usr/share/binutils-data/${TARGET}/${VER} local e="${ROOT}"/etc/env.d/05binutils local ee="${e}.tmp" rm -f "${ee}" [[ -d ${DATAPATH}/man ]] && echo "MANPATH=${DATAPATH}/man" >> "${ee}" [[ -d ${DATAPATH}/info ]] && echo "INFOPATH=${DATAPATH}/info" >> "${ee}" # hmm, `ld` has this in SEARCH_DIR(), but ld.so does not ... if [[ -d ${ROOT}/etc/ld.so.conf.d ]] ; then local l="${ROOT}"/etc/ld.so.conf.d/05binutils.conf local ll="${l}.tmp" echo "/usr/${TARGET}/lib" > "${ll}" mv_if_diff "${ll}" "${l}" else echo "LDPATH=/usr/${TARGET}/lib" >> "${ee}" fi mv_if_diff "${ee}" "${e}" fi local c="${ENV_D}/config-${TARGET}" local cc="${c}.tmp" echo "CURRENT=${VER}" > "${cc}" mv_if_diff "${cc}" "${c}" eend 0 # # Regen env.d if need/can be # if [[ ${ROOT} == "/" ]] && [[ ${TARGET} == ${HOST} ]] ; then env-update echo ewarn "Please remember to run:" echo ewarn " # . /etc/profile" echo fi return 0 } uninstall_target() { : ${TARGET:=${UARG}} if [[ ${TARGET} == ${HOST} ]] ; then die "refusing to uninstall native binutils" fi shopt -s nullglob PROFILE="" for PROFILE in "${ENV_D}"/${TARGET}-* ; do ewarn "Removing all signs of ${PROFILE##*/}" rm -f "${ENV_D}"/${PROFILE} done if [[ -z ${PROFILE} ]] && [[ ! -e ${ENV_D}/config-${TARGET} ]] ; then die "no profiles exist for '${TARGET}'" fi rm -f "${ENV_D}"/config-${TARGET} "${ROOT}"/etc/ld.so.conf.d/05binutils.conf local x for x in \ addr2line ar as c++filt elf2flt elfedit flthdr gprof \ ld ld.{bfd,gold,real} \ nm objcopy objdump ranlib readelf size strings strip do x=( "${ROOT}"/usr/bin/${TARGET}-${x} "${ROOT}"/usr/{${HOST}/,}${TARGET}/bin/${x} "${ROOT}"/usr/libexec/gcc/${TARGET}/${x} ) rm -f "${x[@]}" done for x in ansidecl.h bfd.h bfdlink.h dis-asm.h symcat.h ; do rm -f "${ROOT}"/usr/{${HOST}/,}${TARGET}/{usr/,}include/${x} done for x in bfd iberty opcodes ; do rm -f "${ROOT}"/usr/${HOST}/${TARGET}/lib/lib${x}{{-*,}.so,.a,.la} done # Delete broken symlinks local destdir="${ROOT}/usr/${HOST}/${TARGET}" rm -f "${destdir}"/lib/ldscripts find -L "${destdir}"/lib -type l -exec rm {} + rmdir \ "${destdir}"/{bin,include,lib,usr} \ "${destdir}" \ "${ROOT}"/var/db/pkg/cross-${TARGET} \ "${ROOT}"/usr/{${HOST}/,}${TARGET}/bin \ "${ROOT}"/usr/libexec/gcc/${TARGET} \ 2>/dev/null rm -f "${ENV_D}"/${TARGET}-* } set_current_profile() { if [[ ! -f ${ENV_D}/config-${TARGET} ]] ; then eerror "${argv0}: unable to locate a profile for target: ${TARGET}" return 1 fi source "${ENV_D}/config-${TARGET}" if [[ -z ${CURRENT} ]] ; then eerror "${argv0}: no binutils profile is active!" return 1 fi echo "${TARGET}-${CURRENT}" return 0 } get_current_profile() { echo "${PROFILE}" ; } list_profiles() { local x i target if [[ ${ROOT} != / ]] ; then echo "Using binutils-config info in ${ROOT}" fi set -- "${ENV_D}"/* target= i=1 for x ; do # skip broken links and config files [[ -f ${x} ]] || continue [[ ${x} == */config-* ]] && continue source "${x}" if [[ ${target} != ${TARGET} ]] ; then [[ -n ${target} ]] && echo target=${TARGET} fi x=${x##*/} if [[ -e ${ENV_D}/config-${TARGET} ]] ; then source "${ENV_D}/config-${TARGET}" if [[ ${VER} == ${CURRENT} ]] ; then [[ ${TARGET} == ${HOST} ]] \ && x="${x} ${GOOD}*${NORMAL}" \ || x="${x} ${HILITE}*${NORMAL}" fi fi # We would align the [...] field like so: #printf ' [%*ss] %s\n' ${##} "${i}" "${x}" # but this breaks simple scripting: `binutils -l | awk '{print $2}'` # Or we could align the target col like so: #printf ' [%s]%*s %s\n' "${i}" $(( ${##} - ${#i} )) "" "${x}" # but i'm not sold that it looks better # So keep it simple ... only makes a diff anyways for crazy people # like me which have 100+ binutils packages installed ... echo " [$i] ${x}" ((++i)) done } switch_linker() { local bpath ld=$1 case ${ld} in ld.*) ;; *) die "not supported: linker must start with 'ld.'" ;; esac setup_env || return 1 bpath="${ROOT}/${BINPATH}" # does this binutils even support the requested linker ? if [[ ! -e ${bpath}/${ld} ]] ; then die "sorry, but ${PROFILE} doesn't support the ${ld} linker" fi # switch it up ebegin "Setting default linker to ${ld} for ${PROFILE}" atomic_ln ${ld} "${bpath}" ld eend $? } set_HOST() { # Set HOST to CHOST if it isn't already set : ${HOST:=${CHOST:-$(portageq envvar CHOST)}} } ENV_D="${ROOT}etc/env.d/binutils" DEBUG="no" NEED_ACTION="yes" DOIT="switch_profile" PROFILE="current" HOST="" TARGET="" unset UARG select_action() { if [[ ${NEED_ACTION} != "no" ]] ; then NEED_ACTION="no" DOIT=$1 else die "one action at a time!" fi } while [[ $# -gt 0 ]] ; do x=$1 shift case ${x} in -c|--get-current-profile) select_action get_current_profile ;; -l|--list|--list-profiles) select_action list_profiles ;; -u|--uninstall) select_action uninstall_target ;; --linker) select_action "switch_linker $1"; shift ;; -d|--debug) DEBUG="yes" ;; -h|--help) usage 0 ;; -V|--version) unset Header cvsver="$Header: /var/cvsroot/gentoo-x86/sys-devel/binutils-config/files/binutils-config-4,v 1.1 2014/07/29 11:15:38 vapier Exp $" cvsver=${cvsver##*binutils-config-} bver=${cvsver%%,v *} cvsver=${cvsver#* } echo "binutils-config-${bver} (r${cvsver%% *})" exit 0 ;; -*) die "invalid switch! Try '--help'." ;; *) if [[ ${UARG+set} == "set" ]] ; then die "only one profile/target at a time please" fi NEED_ACTION="maybe" UARG=${x} ;; esac done [[ ${NEED_ACTION} == "yes" ]] && usage 1 [[ ${DEBUG} == "yes" ]] && set -x # All operations need to know the current HOST to figure out # what is a native target and what is a cross target set_HOST # All operations need to know the profile the user wants case ${DOIT} in switch_profile|switch_linker_*) # decode user's profile choice x=${UARG:-$(TARGET=${HOST} set_current_profile)} PROFILE="" if [[ -z $(echo ${x} | tr -d '[:digit:]') ]] ; then # User gave us a # representing the profile i=1 for y in "${ENV_D}"/* ; do [[ ${y/config-} != ${y} ]] && continue if [[ -f ${y} ]] && [[ ${x} -eq ${i} ]] ; then PROFILE=${y##*/} break fi ((++i)) done fi if [[ -z ${PROFILE} ]] ; then # User gave us a full HOST-ver x=${x##*/} if [[ -f ${ENV_D}/${x} ]] ; then # Valid HOST-ver yeah! PROFILE=${x} else # Not a valid HOST-ver ... if [[ ! -f ${ENV_D}/config-${x} ]] ; then # Maybe they just gave us a ver ... if [[ -f ${ENV_D}/${HOST}-${x} ]] ; then x=${HOST}-${x} else die "could not locate '$x' in '${ENV_D}/'!" fi PROFILE=${x} else # Maybe they just gave us a target ... pick active profile PROFILE=$(TARGET=${x} set_current_profile) fi fi fi ;; *) # lookup current profile as the user gave us a target PROFILE=$(TARGET=${UARG:-${HOST}} set_current_profile) || exit 1 ;; esac eval ${DOIT} # vim:ts=4
