434 lines
11 KiB
Bash
Executable file
434 lines
11 KiB
Bash
Executable file
#!/bin/bash
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# Copyright 1999-2009 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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# $Header: /var/cvsroot/gentoo-x86/sys-devel/binutils-config/files/binutils-config-2,v 1.3 2011/04/03 21:44:42 vapier Exp $
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# Format of /etc/env.d/binutils/:
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# config-TARGET: CURRENT=version for TARGET
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# TARGET-VER: has a TARGET and VER variable
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: ${ROOT:=/}
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[[ ${ROOT} != */ ]] && ROOT="${ROOT}/"
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[[ ${ROOT} != /* ]] && ROOT="${PWD}${ROOT}"
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cd /
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trap ":" INT QUIT TSTP
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argv0=${0##*/}
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source /etc/init.d/functions.sh || {
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echo "${argv0}: Could not source /etc/init.d/functions.sh!" 1>&2
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exit 1
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}
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esyslog() { :; }
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umask 022
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usage() {
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cat << USAGE_END
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Usage: ${HILITE}binutils-config${NORMAL} ${GOOD}[options]${NORMAL} ${BRACKET}[binutils profile]${NORMAL}
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${HILITE}General Options:${NORMAL}
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${GOOD}-c, --get-current-profile${NORMAL} Print current profile
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${GOOD}-l, --list-profiles${NORMAL} Print a list of available profiles
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${GOOD}-u, --uninstall${NORMAL} Remove all signs of specified target
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${GOOD}-d, --debug${NORMAL} Execute with debug output
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${HILITE}Arch Specific Cruft:${NORMAL}
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${GOOD}--amd64${NORMAL} Install extra amd64 links (x86_64)
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${GOOD}--arm${NORMAL} Install extra arm links (arm/armeb)
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${GOOD}--mips${NORMAL} Install extra mips links (mips/mipsel)
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${GOOD}--x86${NORMAL} Install extra x86 links (i[3-6]86)
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Profile names are of the form: ${BRACKET}<CTARGET>-<binutils version>${NORMAL}
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For example: ${BRACKET}i686-pc-linux-gnu-2.15.92.0.2${NORMAL}
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For more info, please see ${HILITE}binutils-config${NORMAL}(8).
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USAGE_END
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exit ${1:-1}
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}
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mv_if_diff() {
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if cmp -s "$1" "$2" ; then
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rm -f "$1"
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else
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mv -f "$1" "$2"
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fi
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}
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switch_profile() {
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unset TARGET VER LIBPATH FAKE_TARGETS
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source "${ENV_D}/${PROFILE}"
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if [[ -z ${TARGET} ]] ; then
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eerror "${PROFILE} is invalid (no \$TARGET defined) :("
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return 1
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fi
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if [[ -z ${VER} ]] ; then
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eerror "${PROFILE} is invalid (no \$VER defined) :("
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return 1
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fi
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#
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# Older installs don't have 'FAKE_TARGETS' defined, so lets
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# update these env.d entries so that we don't force the poor
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# user to re-emerge their binutils just for 1 envvar :/
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#
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if [[ ${FAKE_TARGETS-poor user} == "poor user" ]] ; then
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local targ=${TARGET/-*}
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local FAKE_TARGETS=${TARGET}
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case ${targ} in
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mips|powerpc|sparc)
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FAKE_TARGETS="${FAKE_TARGETS} ${TARGET/-/64-}";;
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mips64|powerpc64|sparc64)
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FAKE_TARGETS="${FAKE_TARGETS} ${TARGET/64-/-}";;
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esac
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echo "FAKE_TARGETS=\"${FAKE_TARGETS}\"" >> "${ENV_D}/${PROFILE}"
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fi
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local fake_targ_append="${TARGET#*-}"
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FAKE_TARGETS="${FAKE_TARGETS} ${FAKE_TARGETS_USER// /-${fake_targ_append} }"
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ebegin "Switching to ${PROFILE}"
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#
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# Generate binary symlinks
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# On systems that do 32bit/64bit, we need to fake an
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# extra set of binary names (${FAKE_TARGETS})
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#
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BINPATH=""
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BINPATH_LINKS=""
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if [[ ${TARGET} != ${HOST} ]] ; then
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#
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# Newer paths: /usr/${HOST}/${TARGET}/...
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# Older paths: /usr/${TARGET}/...
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#
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if [[ -d ${ROOT}/usr/${HOST}/${TARGET}/binutils-bin/${VER} ]] ; then
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BINPATH=/usr/${HOST}/${TARGET}/binutils-bin/${VER}
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BINPATH_LINKS=/usr/libexec/gcc/${TARGET}
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fi
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fi
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if [[ -z ${BINPATH} ]] ; then
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BINPATH=/usr/${TARGET}/binutils-bin/${VER}
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BINPATH_LINKS=/usr/${TARGET}/bin
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fi
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cd "${ROOT}/${BINPATH}" || exit 1
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mkdir -p "${ROOT}/${BINPATH_LINKS}" "${ROOT}/usr/bin"
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for x in * ; do
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ln -sf "${BINPATH}/${x}" "${ROOT}/${BINPATH_LINKS}/${x}"
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ln -sf "${BINPATH_LINKS}/${x}" "${ROOT}"/usr/bin/${TARGET}-${x}
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for fake in ${FAKE_TARGETS} ; do
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[[ -f ${ENV_D}/config-${fake} ]] && continue
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ln -sf "${BINPATH_LINKS}/${x}" "${ROOT}"/usr/bin/${fake}-${x}
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done
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if [[ ${TARGET} == ${HOST} ]] ; then
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ln -sf ${TARGET}-${x} "${ROOT}"/usr/bin/${x}
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fi
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done
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#
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# Generate library / ldscripts symlinks
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#
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: ${LIBPATH:=/usr/lib/binutils/${TARGET}/${VER}}
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cd "${ROOT}/${LIBPATH}" || exit 1
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if [[ ${TARGET} == ${HOST} ]] ; then
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dstlib=${ROOT}/usr/${HOST}/lib
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else
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dstlib=${ROOT}/usr/${HOST}/${TARGET}/lib
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# Clean out old path
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rm -rf "${ROOT}"/usr/${TARGET}/lib/ldscripts
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rmdir "${ROOT}"/usr/${TARGET}/lib >& /dev/null
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fi
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# When upgrading, we need to clean up ldscripts and libs
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rm -rf "${dstlib}/ldscripts" "${ROOT}/${BINPATH_LINKS}"/ldscripts
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mkdir -p "${dstlib}"
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ln -sf "${LIBPATH}/ldscripts" "${dstlib}"/ldscripts
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find -L "${dstlib}" -type l -exec rm {} +
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for x in lib* ; do
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ln -sf "${LIBPATH}/${x}" "${dstlib}/${x}"
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done
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#
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# Generate include symlinks
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#
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INCPATH=${LIBPATH}/include
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if [[ -d ${ROOT}/${INCPATH} ]] ; then
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cd "${ROOT}/${INCPATH}" || exit 1
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if [[ ${HOST} == ${TARGET} ]] ; then
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mkdir -p "${ROOT}/usr/include"
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for x in * ; do
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ln -sf "${INCPATH}/${x}" "${ROOT}/usr/include/${x}"
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done
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else
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# Clean out old path -- cannot use '-exec {} +' syntax here
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find . -type f -exec rm -f "${ROOT}/usr/${TARGET}/usr/include/{}" \;
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rmdir "${ROOT}/usr/${TARGET}/usr/include" >& /dev/null
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rmdir "${ROOT}/usr/${TARGET}/usr" >& /dev/null
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rmdir "${ROOT}/usr/${TARGET}" >& /dev/null
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fi
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fi
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#
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# Make sure proper paths get updated
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#
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if [[ ${TARGET} == ${HOST} ]] ; then
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DATAPATH=/usr/share/binutils-data/${TARGET}/${VER}
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local e="${ROOT}"/etc/env.d/05binutils
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local ee="${e}.tmp"
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rm -f "${ee}"
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[[ -d ${DATAPATH}/man ]] && echo "MANPATH=${DATAPATH}/man" >> "${ee}"
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[[ -d ${DATAPATH}/info ]] && echo "INFOPATH=${DATAPATH}/info" >> "${ee}"
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# hmm, `ld` has this in SEARCH_DIR(), but ld.so does not ...
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if [[ -d ${ROOT}/etc/ld.so.conf.d ]] ; then
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local l="${ROOT}"/etc/ld.so.conf.d/05binutils.conf
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local ll="${l}.tmp"
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echo "/usr/${TARGET}/lib" > "${ll}"
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mv_if_diff "${ll}" "${l}"
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else
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echo "LDPATH=/usr/${TARGET}/lib" >> "${ee}"
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fi
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mv_if_diff "${ee}" "${e}"
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fi
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local c="${ENV_D}/config-${TARGET}"
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local cc="${c}.tmp"
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echo "CURRENT=${VER}" > "${cc}"
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mv_if_diff "${cc}" "${c}"
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eend 0
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#
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# Regen env.d if need/can be
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#
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if [[ ${ROOT} == "/" ]] && [[ ${TARGET} == ${HOST} ]] ; then
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env-update
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echo
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ewarn "Please remember to run:"
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echo
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ewarn " # . /etc/profile"
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echo
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fi
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return 0
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}
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uninstall_target() {
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if [[ ${TARGET} == ${HOST} ]] ; then
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eerror "${argv0}: Refusing to uninstall native binutils"
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exit 1
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fi
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shopt -s nullglob
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PROFILE=""
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for PROFILE in "${ENV_D}"/${TARGET}-* ; do
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ewarn "Removing all signs of ${PROFILE##*/}"
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rm -f "${ENV_D}"/${PROFILE}
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done
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if [[ -z ${PROFILE} ]] && [[ ! -e ${ENV_D}/config-${TARGET} ]] ; then
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eerror "${argv0}: No profiles exist for '${TARGET}'"
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exit 1
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fi
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rm -f "${ENV_D}"/config-${TARGET} "${ROOT}"/etc/ld.so.conf.d/05binutils.conf
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# XXX: we still leave behind FAKE_TARGETS in /usr/bin ...
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for x in addr2line ar as c++filt elf2flt flthdr gprof ld ld.real \
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nm objcopy objdump ranlib readelf size strings strip ; do
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rm -f "${ROOT}"/usr/bin/${TARGET}-${x}
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rm -f "${ROOT}"/usr/{${HOST}/,}${TARGET}/bin/${x}
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rm -f "${ROOT}"/usr/libexec/gcc/${TARGET}/${x}
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done
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for x in ansidecl.h bfd.h bfdlink.h dis-asm.h symcat.h ; do
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rm -f "${ROOT}"/usr/{${HOST}/,}${TARGET}/{usr/,}include/${x}
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done
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for x in bfd iberty opcodes ; do
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rm -f "${ROOT}"/usr/${HOST}/${TARGET}/lib/lib${x}{{-*,}.so,.a,.la}
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done
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# Delete broken symlinks
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local destdir="${ROOT}/usr/${HOST}/${TARGET}"
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rm -f "${destdir}"/lib/ldscripts
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find -L "${destdir}"/lib -type l -exec rm {} +
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rmdir \
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"${destdir}"/{bin,include,lib,usr} \
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"${destdir}" \
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"${ROOT}"/var/db/pkg/cross-${TARGET} \
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2>/dev/null
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rm -f "${ENV_D}"/${TARGET}-*
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}
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get_current_profile() {
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if [[ ! -f ${ENV_D}/config-${PROFILE} ]] ; then
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eerror "${argv0}: No binutils profile is active!"
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return 1
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fi
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source "${ENV_D}/config-${PROFILE}"
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if [[ -z ${CURRENT} ]] ; then
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eerror "${argv0}: No binutils profile is active!"
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return 1
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fi
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echo "${PROFILE}-${CURRENT}"
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return 0
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}
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list_profiles() {
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local i=1
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set_HOST
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if [[ ${ROOT} != / ]] ; then
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echo "Using binutils-config info in ${ROOT}"
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fi
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target=
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for x in "${ENV_D}"/* ; do
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if [[ -f ${x} ]] && [[ ${x/\/config-} == ${x} ]] ; then
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source "${x}"
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if [[ ${target} != ${TARGET} ]] ; then
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[[ -n ${target} ]] && echo
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target=${TARGET}
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fi
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x=${x##*/}
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if [[ -e ${ENV_D}/config-${TARGET} ]] ; then
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source "${ENV_D}/config-${TARGET}"
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if [[ ${VER} == ${CURRENT} ]] ; then
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[[ ${TARGET} == ${HOST} ]] \
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&& x="${x} ${GOOD}*${NORMAL}" \
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|| x="${x} ${HILITE}*${NORMAL}"
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fi
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fi
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echo " [${i}] ${x}"
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((++i))
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fi
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done
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}
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set_HOST() {
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[[ -n ${HOST} ]] && return 0
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if [[ -z ${CHOST} ]] ; then
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HOST=$(portageq envvar CHOST)
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else
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HOST=${CHOST}
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fi
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}
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ENV_D="${ROOT}etc/env.d/binutils"
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DEBUG="no"
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NEED_ACTION="yes"
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DOIT="switch_profile"
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PROFILE=""
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FAKE_TARGETS_USER=""
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HOST=""
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while [[ $# -gt 0 ]] ; do
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x=$1
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shift
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case ${x} in
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-c|--get-current-profile)
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if [[ ${NEED_ACTION} == "yes" ]] ; then
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NEED_ACTION="no"
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DOIT="get_current_profile"
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fi
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;;
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-d|--debug)
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DEBUG="yes"
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;;
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-l|--list-profiles)
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if [[ ${NEED_ACTION} == "yes" ]] ; then
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NEED_ACTION="no"
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DOIT="list_profiles"
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fi
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;;
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-u|--uninstall)
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if [[ ${NEED_ACTION} == "yes" ]] ; then
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NEED_ACTION="no"
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DOIT="uninstall_target"
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TARGET=$1
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shift
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fi
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;;
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-h|--help)
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usage 0
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;;
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-V|--version)
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unset Header
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cvsver="$Header: /var/cvsroot/gentoo-x86/sys-devel/binutils-config/files/binutils-config-2,v 1.3 2011/04/03 21:44:42 vapier Exp $"
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cvsver=${cvsver##*binutils-config-}
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bver=${cvsver%%,v *}
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cvsver=${cvsver#* }
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echo "binutils-config-${bver} (r${cvsver%% *})"
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exit 0
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;;
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--amd64|--arm|--mips|--x86)
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if [[ ${NEED_ACTION} == "yes" ]] ; then
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# Make sure we have a space after each target
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NEED_ACTION="no"
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[[ -z ${PROFILE} ]] && PROFILE="current"
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case ${x} in
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--amd64) FAKE_TARGETS_USER="x86_64 ";;
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--arm) FAKE_TARGETS_USER="arm armeb ";;
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--x86) FAKE_TARGETS_USER="i386 i486 i586 i686 ";;
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--mips) FAKE_TARGETS_USER="mips mips64 mipsel mipsel64 ";;
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esac
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fi
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;;
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-*)
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eerror "${0##*/}: Invalid switch! Try '--help'."
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exit 1
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;;
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*)
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if [[ -n ${PROFILE} ]] && [[ ${PROFILE} != "current" ]] ; then
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eerror "${argv0}: Too many arguments! Run ${argv0} without parameters for help."
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exit 1
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fi
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if [[ -z $(echo ${x} | tr -d '[:digit:]') ]] ; then
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# User gave us a # representing the profile
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i=1
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for y in "${ENV_D}"/* ; do
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[[ ${y/config-} != ${y} ]] && continue
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if [[ -f ${y} ]] && [[ ${x} -eq ${i} ]] ; then
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PROFILE=${y##*/}
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NEED_ACTION="no"
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break
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fi
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((++i))
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done
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fi
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if [[ -z ${PROFILE} ]] ; then
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# User gave us a full HOST-ver
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x=${x##*/}
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if [[ ! -f ${ENV_D}/${x} ]] && [[ ! -f ${ENV_D}/config-${x} ]] ; then
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# Maybe they just gave us a ver ...
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set_HOST
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if [[ -f ${ENV_D}/${HOST}-${x} ]] ; then
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x=${HOST}-${x}
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else
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eerror "${argv0}: Could not locate '$x' in '${ENV_D}/'!"
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exit 1
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fi
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fi
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PROFILE=${x}
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NEED_ACTION="no"
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fi
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;;
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esac
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done
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[[ ${NEED_ACTION} == "yes" ]] && usage 1
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[[ ${DEBUG} == "yes" ]] && set -x
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[[ ${DOIT} != "list_profiles" ]] && set_HOST
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[[ -z ${PROFILE} ]] && PROFILE=${HOST}
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[[ ${PROFILE} == "current" ]] && PROFILE=$(PROFILE=${HOST} get_current_profile)
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eval ${DOIT}
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# vim:ts=4
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