# Copyright 1999-2009 Gentoo Foundation # Distributed under the terms of the GNU General Public License v2 # $Header: /var/cvsroot/gentoo-x86/eclass/eutils.eclass,v 1.351 2010/10/17 21:35:44 vapier Exp $ # @ECLASS: eutils.eclass # @MAINTAINER: # base-system@gentoo.org # @BLURB: many extra (but common) functions that are used in ebuilds # @DESCRIPTION: # The eutils eclass contains a suite of functions that complement # the ones that ebuild.sh already contain. The idea is that the functions # are not required in all ebuilds but enough utilize them to have a common # home rather than having multiple ebuilds implementing the same thing. # # Due to the nature of this eclass, some functions may have maintainers # different from the overall eclass! inherit multilib portability DESCRIPTION="Based on the ${ECLASS} eclass" if has "${EAPI:-0}" 0 1 2; then # @FUNCTION: epause # @USAGE: [seconds] # @DESCRIPTION: # Sleep for the specified number of seconds (default of 5 seconds). Useful when # printing a message the user should probably be reading and often used in # conjunction with the ebeep function. If the EPAUSE_IGNORE env var is set, # don't wait at all. Defined in EAPIs 0 1 and 2. epause() { [[ -z ${EPAUSE_IGNORE} ]] && sleep ${1:-5} } # @FUNCTION: ebeep # @USAGE: [number of beeps] # @DESCRIPTION: # Issue the specified number of beeps (default of 5 beeps). Useful when # printing a message the user should probably be reading and often used in # conjunction with the epause function. If the EBEEP_IGNORE env var is set, # don't beep at all. Defined in EAPIs 0 1 and 2. ebeep() { local n if [[ -z ${EBEEP_IGNORE} ]] ; then for ((n=1 ; n <= ${1:-5} ; n++)) ; do echo -ne "\a" sleep 0.1 &>/dev/null ; sleep 0,1 &>/dev/null echo -ne "\a" sleep 1 done fi } else ebeep() { ewarn "QA Notice: ebeep is not defined in EAPI=${EAPI}, please file a bug at http://bugs.gentoo.org" } epause() { ewarn "QA Notice: epause is not defined in EAPI=${EAPI}, please file a bug at http://bugs.gentoo.org" } fi # @FUNCTION: eqawarn # @USAGE: [message] # @DESCRIPTION: # Proxy to einfo for package managers that don't provide eqawarn and use the PM # implementation if available. if ! declare -F eqawarn >/dev/null ; then eqawarn() { einfo "$@" } fi # @FUNCTION: ecvs_clean # @USAGE: [list of dirs] # @DESCRIPTION: # Remove CVS directories recursiveley. Useful when a source tarball contains # internal CVS directories. Defaults to $PWD. 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 } # @FUNCTION: esvn_clean # @USAGE: [list of dirs] # @DESCRIPTION: # Remove .svn directories recursiveley. Useful when a source tarball contains # internal Subversion directories. Defaults to $PWD. esvn_clean() { [[ -z $* ]] && set -- . find "$@" -type d -name '.svn' -prune -print0 | xargs -0 rm -rf } # @FUNCTION: eshopts_push # @USAGE: [options to `set` or `shopt`] # @DESCRIPTION: # Often times code will want to enable a shell option to change code behavior. # Since changing shell options can easily break other pieces of code (which # assume the default state), eshopts_push is used to (1) push the current shell # options onto a stack and (2) pass the specified arguments to set. # # If the first argument is '-s' or '-u', we assume you want to call `shopt` # rather than `set` as there are some options only available via that. # # A common example is to disable shell globbing so that special meaning/care # may be used with variables/arguments to custom functions. That would be: # @CODE # eshopts_push -o noglob # for x in ${foo} ; do # if ...some check... ; then # eshopts_pop # return 0 # fi # done # eshopts_pop # @CODE eshopts_push() { # have to assume __ESHOPTS_SAVE__ isn't screwed with # as a `declare -a` here will reset its value local i=${#__ESHOPTS_SAVE__[@]} if [[ $1 == -[su] ]] ; then __ESHOPTS_SAVE__[$i]=$(shopt -p) [[ $# -eq 0 ]] && return 0 shopt "$@" || die "eshopts_push: bad options to shopt: $*" else __ESHOPTS_SAVE__[$i]=$- [[ $# -eq 0 ]] && return 0 set "$@" || die "eshopts_push: bad options to set: $*" fi } # @FUNCTION: eshopts_pop # @USAGE: # @DESCRIPTION: # Restore the shell options to the state saved with the corresponding # eshopts_push call. See that function for more details. eshopts_pop() { [[ $# -ne 0 ]] && die "eshopts_pop takes no arguments" local i=$(( ${#__ESHOPTS_SAVE__[@]} - 1 )) [[ ${i} -eq -1 ]] && die "eshopts_{push,pop}: unbalanced pair" local s=${__ESHOPTS_SAVE__[$i]} unset __ESHOPTS_SAVE__[$i] if [[ ${s} == "shopt -"* ]] ; then eval "${s}" || die "eshopts_pop: sanity: invalid shopt options: ${s}" else set +$- || die "eshopts_pop: sanity: invalid shell settings: $-" set -${s} || die "eshopts_pop: sanity: unable to restore saved shell settings: ${s}" fi } # @VARIABLE: EPATCH_SOURCE # @DESCRIPTION: # Default directory to search for patches. EPATCH_SOURCE="${WORKDIR}/patch" # @VARIABLE: EPATCH_SUFFIX # @DESCRIPTION: # Default extension for patches (do not prefix the period yourself). EPATCH_SUFFIX="patch.bz2" # @VARIABLE: EPATCH_OPTS # @DESCRIPTION: # Default options for patch: # @CODE # -g0 - keep RCS, ClearCase, Perforce and SCCS happy #24571 # --no-backup-if-mismatch - do not leave .orig files behind # -E - automatically remove empty files # @CODE EPATCH_OPTS="-g0 -E --no-backup-if-mismatch" # @VARIABLE: EPATCH_EXCLUDE # @DESCRIPTION: # List of patches not to apply. Note this is only file names, # and not the full path. Globs accepted. EPATCH_EXCLUDE="" # @VARIABLE: EPATCH_SINGLE_MSG # @DESCRIPTION: # Change the printed message for a single patch. EPATCH_SINGLE_MSG="" # @VARIABLE: EPATCH_MULTI_MSG # @DESCRIPTION: # Change the printed message for multiple patches. EPATCH_MULTI_MSG="Applying various patches (bugfixes/updates) ..." # @VARIABLE: EPATCH_FORCE # @DESCRIPTION: # Only require patches to match EPATCH_SUFFIX rather than the extended # arch naming style. EPATCH_FORCE="no" # @FUNCTION: epatch # @USAGE: [patches] [dirs of patches] # @DESCRIPTION: # epatch is designed to greatly simplify the application of patches. It can # process patch files directly, or directories of patches. The patches may be # compressed (bzip/gzip/etc...) or plain text. You generally need not specify # the -p option as epatch will automatically attempt -p0 to -p5 until things # apply successfully. # # If you do not specify any options, then epatch will default to the directory # specified by EPATCH_SOURCE. # # When processing directories, epatch will apply all patches that match: # @CODE # if ${EPATCH_FORCE} != "yes" # ??_${ARCH}_foo.${EPATCH_SUFFIX} # else # *.${EPATCH_SUFFIX} # @CODE # The leading ?? are typically numbers used to force consistent patch ordering. # The arch field is used to apply patches only for the host architecture with # the special value of "all" means apply for everyone. Note that using values # other than "all" is highly discouraged -- you should apply patches all the # time and let architecture details be detected at configure/compile time. # # If EPATCH_SUFFIX is empty, then no period before it is implied when searching # for patches to apply. # # Refer to the other EPATCH_xxx variables for more customization of behavior. epatch() { _epatch_draw_line() { # create a line of same length as input string [[ -z $1 ]] && set "$(printf "%65s" '')" echo "${1//?/=}" } unset P4CONFIG P4PORT P4USER # keep perforce at bay #56402 # Let the rest of the code process one user arg at a time -- # each arg may expand into multiple patches, and each arg may # need to start off with the default global EPATCH_xxx values if [[ $# -gt 1 ]] ; then local m for m in "$@" ; do epatch "${m}" done return 0 fi local SINGLE_PATCH="no" # no args means process ${EPATCH_SOURCE} [[ $# -eq 0 ]] && set -- "${EPATCH_SOURCE}" if [[ -f $1 ]] ; then SINGLE_PATCH="yes" set -- "$1" # Use the suffix from the single patch (localize it); the code # below will find the suffix for us local EPATCH_SUFFIX=$1 elif [[ -d $1 ]] ; then # Some people like to make dirs of patches w/out suffixes (vim) set -- "$1"/*${EPATCH_SUFFIX:+."${EPATCH_SUFFIX}"} else # sanity check ... if it isn't a dir or file, wtf man ? [[ $# -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 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 # If the patch dir given contains subdirs, or our EPATCH_SUFFIX # didn't match anything, ignore continue on [[ ! -f ${x} ]] && continue local patchname=${x##*/} # Apply single patches, or forced sets of patches, or # patches with ARCH dependant names. # ???_arch_foo.patch # Else, skip this input altogether local a=${patchname#*_} # strip the ???_ a=${a%%_*} # strip the _foo.patch if ! [[ ${SINGLE_PATCH} == "yes" || \ ${EPATCH_FORCE} == "yes" || \ ${a} == all || \ ${a} == ${ARCH} ]] then continue fi # Let people filter things dynamically if [[ -n ${EPATCH_EXCLUDE} ]] ; then # let people use globs in the exclude 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 " ${patchname} ..." fi # most of the time, there will only be one run per unique name, # but if there are more, make sure we get unique log filenames local STDERR_TARGET="${T}/${patchname}.out" if [[ -e ${STDERR_TARGET} ]] ; then STDERR_TARGET="${T}/${patchname}-$$.out" fi printf "***** %s *****\n\n" "${patchname}" > "${STDERR_TARGET}" # Decompress the patch if need be local count=0 local PATCH_TARGET if [[ -n ${PIPE_CMD} ]] ; then PATCH_TARGET="${T}/$$.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!" #die "Could not extract patch!" count=5 break fi else PATCH_TARGET=${x} fi # Check for absolute paths in patches. If sandbox is disabled, # people could (accidently) patch files in the root filesystem. # Or trigger other unpleasantries #237667. So disallow -p0 on # such patches. local abs_paths=$(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 # Dynamically detect the correct -p# ... i'm lazy, so shoot me :/ while [[ ${count} -lt 5 ]] ; do # Generate some useful debug info ... ( _epatch_draw_line "***** ${patchname} *****" echo echo "PATCH COMMAND: patch -p${count} ${EPATCH_OPTS} < '${PATCH_TARGET}'" echo _epatch_draw_line "***** ${patchname} *****" ) >> "${STDERR_TARGET}" if (patch -p${count} ${EPATCH_OPTS} --dry-run -f < "${PATCH_TARGET}") >> "${STDERR_TARGET}" 2>&1 ; then ( _epatch_draw_line "***** ${patchname} *****" echo echo "ACTUALLY APPLYING ${patchname} ..." echo _epatch_draw_line "***** ${patchname} *****" patch -p${count} ${EPATCH_OPTS} < "${PATCH_TARGET}" 2>&1 ) >> "${STDERR_TARGET}" if [ $? -ne 0 ] ; then echo eerror "A dry-run of patch command succeeded, but actually" eerror "applying the patch failed!" #die "Real world sux compared to the dreamworld!" count=5 fi break fi : $(( count++ )) done # if we had to decompress the patch, delete the temp one 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: ${patchname}!" fi # if everything worked, delete the patch log rm -f "${STDERR_TARGET}" eend 0 done [[ ${SINGLE_PATCH} == "no" ]] && einfo "Done with patching" : # everything worked } epatch_user() { [[ $# -ne 0 ]] && die "epatch_user takes no options" # don't clobber any EPATCH vars that the parent might want local EPATCH_SOURCE check base=${PORTAGE_CONFIGROOT%/}/etc/portage/patches for check in {${CATEGORY}/${PF},${CATEGORY}/${P},${CATEGORY}/${PN}}; 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 return 0 fi done return 1 } # @FUNCTION: emktemp # @USAGE: [temp dir] # @DESCRIPTION: # Cheap replacement for when debianutils (and thus mktemp) # does not exist on the users system. 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 # system lacks `mktemp` so we have to fake it local tmp=/ while [[ -e ${tmp} ]] ; do tmp=${topdir}/tmp.${RANDOM}.${RANDOM}.${RANDOM} done ${exe} "${tmp}" || ${exe} -p "${tmp}" echo "${tmp}" else # the args here will give slightly wierd names on BSD, # but should produce a usable file on all userlands if [[ ${exe} == "touch" ]] ; then TMPDIR="${topdir}" mktemp -t tmp.XXXXXXXXXX else TMPDIR="${topdir}" mktemp -dt tmp.XXXXXXXXXX fi fi } # @FUNCTION: egetent # @USAGE: <database> <key> # @MAINTAINER: # base-system@gentoo.org (Linux) # Joe Jezak <josejx@gmail.com> (OS X) # usata@gentoo.org (OS X) # Aaron Walker <ka0ttic@gentoo.org> (FreeBSD) # @DESCRIPTION: # Small wrapper for getent (Linux), # nidump (< Mac OS X 10.5), dscl (Mac OS X 10.5), # and pw (FreeBSD) used in enewuser()/enewgroup() egetent() { case ${CHOST} in *-darwin[678]) case "$2" in *[!0-9]*) # Non numeric nidump $1 . | awk -F":" "{ if (\$1 ~ /^$2$/) {print \$0;exit;} }" ;; *) # Numeric nidump $1 . | awk -F":" "{ if (\$3 == $2) {print \$0;exit;} }" ;; esac ;; *-darwin*) local mytype=$1 [[ "passwd" == $mytype ]] && mytype="Users" [[ "group" == $mytype ]] && mytype="Groups" case "$2" in *[!0-9]*) # Non numeric dscl . -read /$mytype/$2 2>/dev/null |grep RecordName ;; *) # Numeric local mykey="UniqueID" [[ $mytype == "Groups" ]] && mykey="PrimaryGroupID" dscl . -search /$mytype $mykey $2 2>/dev/null ;; esac ;; *-freebsd*|*-dragonfly*) local opts action="user" [[ $1 == "passwd" ]] || action="group" # lookup by uid/gid if [[ $2 == [[:digit:]]* ]] ; then [[ ${action} == "user" ]] && opts="-u" || opts="-g" fi pw show ${action} ${opts} "$2" -q ;; *-netbsd*|*-openbsd*) grep "$2:\*:" /etc/$1 ;; *) type -p nscd >& /dev/null && nscd -i "$1" getent "$1" "$2" ;; esac } # @FUNCTION: enewuser # @USAGE: <user> [uid] [shell] [homedir] [groups] [params] # @DESCRIPTION: # Same as enewgroup, you are not required to understand how to properly add # a user to the system. The only required parameter is the username. # Default uid is (pass -1 for this) next available, default shell is # /bin/false, default homedir is /dev/null, there are no default groups, # and default params sets the comment as 'added by portage for ${PN}'. enewuser() { case ${EBUILD_PHASE} in unpack|compile|test|install) eerror "'enewuser()' called from '${EBUILD_PHASE}()' which is not a pkg_* function." eerror "Package fails at QA and at life. Please file a bug." die "Bad package! enewuser is only for use in pkg_* functions!" esac # get the username local euser=$1; shift if [[ -z ${euser} ]] ; then eerror "No username specified !" die "Cannot call enewuser without a username" fi # lets see if the username already exists if [[ -n $(egetent passwd "${euser}") ]] ; then return 0 fi einfo "Adding user '${euser}' to your system ..." # options to pass to useradd local opts= # handle uid 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 ${euid}) ]] && break done fi opts="${opts} -u ${euid}" einfo " - Userid: ${euid}" # handle shell 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 shell in /sbin/nologin /usr/sbin/nologin /bin/false /usr/bin/false /dev/null ; do [[ -x ${ROOT}${shell} ]] && break done if [[ ${shell} == "/dev/null" ]] ; then eerror "Unable to identify the shell to use, proceeding with userland default." case ${USERLAND} in GNU) shell="/bin/false" ;; BSD) shell="/sbin/nologin" ;; Darwin) shell="/usr/sbin/nologin" ;; *) die "Unable to identify the default shell for userland ${USERLAND}" esac fi eshell=${shell} fi einfo " - Shell: ${eshell}" opts="${opts} -s ${eshell}" # handle homedir local ehome=$1; shift if [[ -z ${ehome} ]] || [[ ${ehome} == "-1" ]] ; then ehome="/dev/null" fi einfo " - Home: ${ehome}" opts="${opts} -d ${ehome}" # handle groups local egroups=$1; shift if [[ ! -z ${egroups} ]] ; then local oldifs=${IFS} local defgroup="" exgroups="" export IFS="," for g in ${egroups} ; do export IFS=${oldifs} 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="${exgroups},${g}" fi export IFS="," done export IFS=${oldifs} opts="${opts} -g ${defgroup}" if [[ ! -z ${exgroups} ]] ; then opts="${opts} -G ${exgroups:1}" fi else egroups="(none)" fi einfo " - Groups: ${egroups}" # handle extra and add the user local oldsandbox=${SANDBOX_ON} export SANDBOX_ON="0" case ${CHOST} in *-darwin*) ### Make the user if [[ -z $@ ]] ; then dscl . create /users/${euser} uid ${euid} dscl . create /users/${euser} shell ${eshell} dscl . create /users/${euser} home ${ehome} dscl . create /users/${euser} realname "added by portage for ${PN}" ### Add the user to the groups specified local oldifs=${IFS} export IFS="," for g in ${egroups} ; do dscl . merge /groups/${g} users ${euser} done export IFS=${oldifs} else einfo "Extra options are not supported on Darwin yet" einfo "Please report the ebuild along with the info below" einfo "eextra: $@" die "Required function missing" fi ;; *-freebsd*|*-dragonfly*) if [[ -z $@ ]] ; then pw useradd ${euser} ${opts} \ -c "added by portage for ${PN}" \ die "enewuser failed" else einfo " - Extra: $@" pw useradd ${euser} ${opts} \ "$@" || die "enewuser failed" fi ;; *-netbsd*) if [[ -z $@ ]] ; then useradd ${opts} ${euser} || die "enewuser failed" else einfo " - Extra: $@" useradd ${opts} ${euser} "$@" || die "enewuser failed" fi ;; *-openbsd*) if [[ -z $@ ]] ; then useradd -u ${euid} -s ${eshell} \ -d ${ehome} -c "Added by portage for ${PN}" \ -g ${egroups} ${euser} || die "enewuser failed" else einfo " - Extra: $@" useradd -u ${euid} -s ${eshell} \ -d ${ehome} -c "Added by portage for ${PN}" \ -g ${egroups} ${euser} "$@" || die "enewuser failed" fi ;; *) if [[ -z $@ ]] ; then useradd -r ${opts} \ -c "added by portage for ${PN}" \ ${euser} \ || die "enewuser failed" else einfo " - Extra: $@" useradd -r ${opts} "$@" \ ${euser} \ || die "enewuser failed" fi ;; esac if [[ ! -e ${ROOT}/${ehome} ]] ; then einfo " - Creating ${ehome} in ${ROOT}" mkdir -p "${ROOT}/${ehome}" chown ${euser} "${ROOT}/${ehome}" chmod 755 "${ROOT}/${ehome}" fi export SANDBOX_ON=${oldsandbox} } # @FUNCTION: enewgroup # @USAGE: <group> [gid] # @DESCRIPTION: # This function does not require you to understand how to properly add a # group to the system. Just give it a group name to add and enewgroup will # do the rest. You may specify the gid for the group or allow the group to # allocate the next available one. enewgroup() { case ${EBUILD_PHASE} in unpack|compile|test|install) eerror "'enewgroup()' called from '${EBUILD_PHASE}()' which is not a pkg_* function." eerror "Package fails at QA and at life. Please file a bug." die "Bad package! enewgroup is only for use in pkg_* functions!" esac # get the group local egroup="$1"; shift if [ -z "${egroup}" ] then eerror "No group specified !" die "Cannot call enewgroup without a group" fi # see if group already exists if [[ -n $(egetent group "${egroup}") ]]; then return 0 fi einfo "Adding group '${egroup}' to your system ..." # options to pass to useradd local opts= # handle gid local egid="$1"; shift if [ ! -z "${egid}" ] then if [ "${egid}" -gt 0 ] then if [ -z "`egetent group ${egid}`" ] then if [[ "${CHOST}" == *-darwin* ]]; then opts="${opts} ${egid}" else opts="${opts} -g ${egid}" fi else egid="next available; requested gid taken" fi else eerror "Groupid given but is not greater than 0 !" die "${egid} is not a valid GID" fi else egid="next available" fi einfo " - Groupid: ${egid}" # handle extra local eextra="$@" opts="${opts} ${eextra}" # add the group local oldsandbox="${SANDBOX_ON}" export SANDBOX_ON="0" case ${CHOST} in *-darwin*) if [ ! -z "${eextra}" ]; then einfo "Extra options are not supported on Darwin/OS X yet" einfo "Please report the ebuild along with the info below" einfo "eextra: ${eextra}" die "Required function missing" fi # If we need the next available case ${egid} in *[!0-9]*) # Non numeric for ((egid = 101; egid <= 999; egid++)); do [[ -z $(egetent group ${egid}) ]] && break done esac dscl . create /groups/${egroup} gid ${egid} dscl . create /groups/${egroup} passwd '*' ;; *-freebsd*|*-dragonfly*) case ${egid} in *[!0-9]*) # Non numeric for ((egid = 101; egid <= 999; egid++)); do [[ -z $(egetent group ${egid}) ]] && break done esac pw groupadd ${egroup} -g ${egid} || die "enewgroup failed" ;; *-netbsd*) case ${egid} in *[!0-9]*) # Non numeric for ((egid = 101; egid <= 999; egid++)); do [[ -z $(egetent group ${egid}) ]] && break done esac groupadd -g ${egid} ${egroup} || die "enewgroup failed" ;; *) # We specify -r so that we get a GID in the system range from login.defs groupadd -r ${opts} ${egroup} || die "enewgroup failed" ;; esac export SANDBOX_ON="${oldsandbox}" } # @FUNCTION: edos2unix # @USAGE: <file> [more files ...] # @DESCRIPTION: # A handy replacement for dos2unix, recode, fixdos, etc... This allows you # to remove all of these text utilities from DEPEND variables because this # is a script based solution. Just give it a list of files to convert and # they will all be changed from the DOS CRLF format to the UNIX LF format. edos2unix() { echo "$@" | xargs sed -i 's/\r$//' } # Make a desktop file ! # Great for making those icons in kde/gnome startmenu ! # Amaze your friends ! Get the women ! Join today ! # # make_desktop_entry(<command>, [name], [icon], [type], [fields]) # # binary: what command does the app run with ? # name: the name that will show up in the menu # icon: give your little like a pretty little icon ... # this can be relative (to /usr/share/pixmaps) or # a full path to an icon # type: what kind of application is this ? for categories: # http://standards.freedesktop.org/menu-spec/latest/apa.html # fields: extra fields to append to the desktop file; a printf string 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=Accessibility;; admin) type=System;; antivirus) type=System;; arch) type=Archiving;; backup) type=Archiving;; cdr) type=DiscBurning;; dicts) type=Dictionary;; doc) type=Documentation;; editors) type=TextEditor;; emacs) type=TextEditor;; emulation) type=Emulator;; laptop) type=HardwareSettings;; office) type=Office;; pda) type=PDA;; vim) type=TextEditor;; xemacs) type=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" #local desktop=${T}/${exec%% *:-${desktop_name}}.desktop # Don't append another ";" when a valid category value is provided. type=${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 <<-EOF > "${desktop}" [Desktop Entry] Name=${name} Type=Application Comment=${DESCRIPTION} Exec=${exec} TryExec=${exec%% *} Icon=${icon} Categories=${type} EOF if [[ ${fields:-=} != *=* ]] ; then # 5th arg used to be value to Path= ewarn "make_desktop_entry: update your 5th arg to read Path=${fields}" fields="Path=${fields}" fi [[ -n ${fields} ]] && printf '%b\n' "${fields}" >> "${desktop}" ( # wrap the env here so that the 'insinto' call # doesn't corrupt the env of the caller insinto /usr/share/applications doins "${desktop}" ) || die "installing desktop file failed" } # @FUNCTION: validate_desktop_entries # @USAGE: [directories] # @MAINTAINER: # Carsten Lohrke <carlo@gentoo.org> # @DESCRIPTION: # Validate desktop entries using desktop-file-utils 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 } # @FUNCTION: make_session_desktop # @USAGE: <title> <command> [command args...] # @DESCRIPTION: # Make a GDM/KDM Session file. The title is the file to execute to start the # Window Manager. The command is the name of the Window Manager. # # You can set the name of the file via the ${wm} variable. 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 <<-EOF > "${desktop}" [Desktop Entry] Name=${title} Comment=This session logs you into ${title} Exec=${command} $* TryExec=${command} Type=XSession EOF ( # wrap the env here so that the 'insinto' call # doesn't corrupt the env of the caller insinto /usr/share/xsessions doins "${desktop}" ) } # @FUNCTION: domenu # @USAGE: <menus> # @DESCRIPTION: # Install the list of .desktop menu files into the appropriate directory # (/usr/share/applications). domenu() { ( # wrap the env here so that the 'insinto' call # doesn't corrupt the env of the caller local i j ret=0 insinto /usr/share/applications for i in "$@" ; do if [[ -f ${i} ]] ; then doins "${i}" ((ret+=$?)) elif [[ -d ${i} ]] ; then for j in "${i}"/*.desktop ; do doins "${j}" ((ret+=$?)) done else ((++ret)) fi done exit ${ret} ) } # @FUNCTION: newmenu # @USAGE: <menu> <newname> # @DESCRIPTION: # Like all other new* functions, install the specified menu as newname. newmenu() { ( # wrap the env here so that the 'insinto' call # doesn't corrupt the env of the caller insinto /usr/share/applications newins "$@" ) } # @FUNCTION: doicon # @USAGE: <list of icons> # @DESCRIPTION: # Install the list of icons into the icon directory (/usr/share/pixmaps). # This is useful in conjunction with creating desktop/menu files. doicon() { ( # wrap the env here so that the 'insinto' call # doesn't corrupt the env of the caller local i j ret insinto /usr/share/pixmaps for i in "$@" ; do if [[ -f ${i} ]] ; then doins "${i}" ((ret+=$?)) elif [[ -d ${i} ]] ; then for j in "${i}"/*.png ; do doins "${j}" ((ret+=$?)) done else ((++ret)) fi done exit ${ret} ) } # @FUNCTION: newicon # @USAGE: <icon> <newname> # @DESCRIPTION: # Like all other new* functions, install the specified icon as newname. newicon() { ( # wrap the env here so that the 'insinto' call # doesn't corrupt the env of the caller insinto /usr/share/pixmaps newins "$@" ) } # for internal use only (unpack_pdv and unpack_makeself) find_unpackable_file() { local src=$1 if [[ -z ${src} ]] ; then src=${DISTDIR}/${A} else if [[ -e ${DISTDIR}/${src} ]] ; then src=${DISTDIR}/${src} elif [[ -e ${PWD}/${src} ]] ; then src=${PWD}/${src} elif [[ -e ${src} ]] ; then src=${src} fi fi [[ ! -e ${src} ]] && return 1 echo "${src}" } # @FUNCTION: unpack_pdv # @USAGE: <file to unpack> <size of off_t> # @DESCRIPTION: # Unpack those pesky pdv generated files ... # They're self-unpacking programs with the binary package stuffed in # the middle of the archive. Valve seems to use it a lot ... too bad # it seems to like to segfault a lot :(. So lets take it apart ourselves. # # You have to specify the off_t size ... I have no idea how to extract that # information out of the binary executable myself. Basically you pass in # the size of the off_t type (in bytes) on the machine that built the pdv # archive. # # One way to determine this is by running the following commands: # # @CODE # strings <pdv archive> | grep lseek # strace -elseek <pdv archive> # @CODE # # Basically look for the first lseek command (we do the strings/grep because # sometimes the function call is _llseek or something) and steal the 2nd # parameter. Here is an example: # # @CODE # vapier@vapier 0 pdv_unpack # strings hldsupdatetool.bin | grep lseek # lseek # vapier@vapier 0 pdv_unpack # strace -elseek ./hldsupdatetool.bin # lseek(3, -4, SEEK_END) = 2981250 # @CODE # # Thus we would pass in the value of '4' as the second parameter. unpack_pdv() { local src=$(find_unpackable_file "$1") local sizeoff_t=$2 [[ -z ${src} ]] && die "Could not locate source for '$1'" [[ -z ${sizeoff_t} ]] && die "No idea what off_t size was used for this pdv :(" local shrtsrc=$(basename "${src}") echo ">>> Unpacking ${shrtsrc} to ${PWD}" local metaskip=$(tail -c ${sizeoff_t} "${src}" | hexdump -e \"%i\") local tailskip=$(tail -c $((${sizeoff_t}*2)) "${src}" | head -c ${sizeoff_t} | hexdump -e \"%i\") # grab metadata for debug reasons local metafile=$(emktemp) tail -c +$((${metaskip}+1)) "${src}" > "${metafile}" # rip out the final file name from the metadata local datafile=$(tail -c +$((${metaskip}+1)) "${src}" | strings | head -n 1) datafile=$(basename "${datafile}") # now lets uncompress/untar the file if need be local tmpfile=$(emktemp) tail -c +$((${tailskip}+1)) ${src} 2>/dev/null | head -c 512 > ${tmpfile} local iscompressed=$(file -b "${tmpfile}") if [[ ${iscompressed:0:8} == "compress" ]] ; then iscompressed=1 mv ${tmpfile}{,.Z} gunzip ${tmpfile} else iscompressed=0 fi local istar=$(file -b "${tmpfile}") if [[ ${istar:0:9} == "POSIX tar" ]] ; then istar=1 else istar=0 fi #for some reason gzip dies with this ... dd cant provide buffer fast enough ? #dd if=${src} ibs=${metaskip} count=1 \ # | dd ibs=${tailskip} skip=1 \ # | gzip -dc \ # > ${datafile} if [ ${iscompressed} -eq 1 ] ; then if [ ${istar} -eq 1 ] ; then tail -c +$((${tailskip}+1)) ${src} 2>/dev/null \ | head -c $((${metaskip}-${tailskip})) \ | tar -xzf - else tail -c +$((${tailskip}+1)) ${src} 2>/dev/null \ | head -c $((${metaskip}-${tailskip})) \ | gzip -dc \ > ${datafile} fi else if [ ${istar} -eq 1 ] ; then tail -c +$((${tailskip}+1)) ${src} 2>/dev/null \ | head -c $((${metaskip}-${tailskip})) \ | tar --no-same-owner -xf - else tail -c +$((${tailskip}+1)) ${src} 2>/dev/null \ | head -c $((${metaskip}-${tailskip})) \ > ${datafile} fi fi true #[ -s "${datafile}" ] || die "failure unpacking pdv ('${metaskip}' '${tailskip}' '${datafile}')" #assert "failure unpacking pdv ('${metaskip}' '${tailskip}' '${datafile}')" } # @FUNCTION: unpack_makeself # @USAGE: [file to unpack] [offset] [tail|dd] # @DESCRIPTION: # Unpack those pesky makeself generated files ... # They're shell scripts with the binary package tagged onto # the end of the archive. Loki utilized the format as does # many other game companies. # # If the file is not specified, then ${A} is used. If the # offset is not specified then we will attempt to extract # the proper offset from the script itself. unpack_makeself() { local src_input=${1:-${A}} local src=$(find_unpackable_file "${src_input}") local skip=$2 local exe=$3 [[ -z ${src} ]] && die "Could not locate source for '${src_input}'" local shrtsrc=$(basename "${src}") echo ">>> Unpacking ${shrtsrc} to ${PWD}" if [[ -z ${skip} ]] ; then local ver=$(grep -m1 -a '#.*Makeself' "${src}" | awk '{print $NF}') local skip=0 exe=tail case ${ver} in 1.5.*|1.6.0-nv) # tested 1.5.{3,4,5} ... guessing 1.5.x series is same skip=$(grep -a ^skip= "${src}" | cut -d= -f2) ;; 2.0|2.0.1) skip=$(grep -a ^$'\t'tail "${src}" | awk '{print $2}' | cut -b2-) ;; 2.1.1) skip=$(grep -a ^offset= "${src}" | awk '{print $2}' | cut -b2-) (( skip++ )) ;; 2.1.2) skip=$(grep -a ^offset= "${src}" | awk '{print $3}' | head -n 1) (( skip++ )) ;; 2.1.3) skip=`grep -a ^offset= "${src}" | awk '{print $3}'` (( skip++ )) ;; 2.1.4|2.1.5) skip=$(grep -a offset=.*head.*wc "${src}" | awk '{print $3}' | head -n 1) skip=$(head -n ${skip} "${src}" | wc -c) exe="dd" ;; *) eerror "I'm sorry, but I was unable to support the Makeself file." eerror "The version I detected was '${ver}'." eerror "Please file a bug about the file ${shrtsrc} at" eerror "http://bugs.gentoo.org/ so that support can be added." die "makeself version '${ver}' not supported" ;; esac debug-print "Detected Makeself version ${ver} ... using ${skip} as offset" fi case ${exe} in tail) exe="tail -n +${skip} '${src}'";; dd) exe="dd ibs=${skip} skip=1 if='${src}'";; *) die "makeself cant handle exe '${exe}'" esac # lets grab the first few bytes of the file to figure out what kind of archive it is local tmpfile=$(emktemp) eval ${exe} 2>/dev/null | head -c 512 > "${tmpfile}" local filetype=$(file -b "${tmpfile}") case ${filetype} in *tar\ archive*) eval ${exe} | tar --no-same-owner -xf - ;; bzip2*) eval ${exe} | bzip2 -dc | tar --no-same-owner -xf - ;; gzip*) eval ${exe} | tar --no-same-owner -xzf - ;; compress*) eval ${exe} | gunzip | tar --no-same-owner -xf - ;; *) eerror "Unknown filetype \"${filetype}\" ?" false ;; esac assert "failure unpacking (${filetype}) makeself ${shrtsrc} ('${ver}' +${skip})" } # @FUNCTION: check_license # @USAGE: [license] # @DESCRIPTION: # Display a license for user to accept. If no license is # specified, then ${LICENSE} is used. check_license() { local lic=$1 if [ -z "${lic}" ] ; then lic="${PORTDIR}/licenses/${LICENSE}" else if [ -e "${PORTDIR}/licenses/${lic}" ] ; then lic="${PORTDIR}/licenses/${lic}" elif [ -e "${PWD}/${lic}" ] ; then lic="${PWD}/${lic}" elif [ -e "${lic}" ] ; then lic="${lic}" fi fi local l="`basename ${lic}`" # here is where we check for the licenses the user already # accepted ... if we don't find a match, we make the user accept local alic eshopts_push -o noglob # so that bash doesn't expand "*" for alic in ${ACCEPT_LICENSE} ; do if [[ ${alic} == ${l} ]]; then eshopts_pop return 0 fi done eshopts_pop [ ! -f "${lic}" ] && die "Could not find requested license ${lic}" local licmsg=$(emktemp) cat <<-EOF > ${licmsg} ********************************************************** The following license outlines the terms of use of this package. You MUST accept this license for installation to continue. When you are done viewing, hit 'q'. If you CTRL+C out of this, the install will not run! ********************************************************** EOF cat ${lic} >> ${licmsg} ${PAGER:-less} ${licmsg} || die "Could not execute pager (${PAGER}) to accept ${lic}" einfon "Do you accept the terms of this license (${l})? [yes/no] " read alic case ${alic} in yes|Yes|y|Y) return 0 ;; *) echo;echo;echo eerror "You MUST accept the license to continue! Exiting!" die "Failed to accept license" ;; esac } # @FUNCTION: cdrom_get_cds # @USAGE: <file on cd1> [file on cd2] [file on cd3] [...] # @DESCRIPTION: # Aquire cd(s) for those lovely cd-based emerges. Yes, this violates # the whole 'non-interactive' policy, but damnit I want CD support ! # # With these cdrom functions we handle all the user interaction and # standardize everything. All you have to do is call cdrom_get_cds() # and when the function returns, you can assume that the cd has been # found at CDROM_ROOT. # # The function will attempt to locate a cd based upon a file that is on # the cd. The more files you give this function, the more cds # the cdrom functions will handle. # # Normally the cdrom functions will refer to the cds as 'cd #1', 'cd #2', # etc... If you want to give the cds better names, then just export # the appropriate CDROM_NAME variable before calling cdrom_get_cds(). # Use CDROM_NAME for one cd, or CDROM_NAME_# for multiple cds. You can # also use the CDROM_NAME_SET bash array. # # For those multi cd ebuilds, see the cdrom_load_next_cd() function. cdrom_get_cds() { # first we figure out how many cds we're dealing with by # the # of files they gave us local cdcnt=0 local f= for f in "$@" ; do ((++cdcnt)) export CDROM_CHECK_${cdcnt}="$f" done export CDROM_TOTAL_CDS=${cdcnt} export CDROM_CURRENT_CD=1 # now we see if the user gave use CD_ROOT ... # if they did, let's just believe them that it's correct if [[ -n ${CD_ROOT}${CD_ROOT_1} ]] ; then local var= cdcnt=0 while [[ ${cdcnt} -lt ${CDROM_TOTAL_CDS} ]] ; do ((++cdcnt)) var="CD_ROOT_${cdcnt}" [[ -z ${!var} ]] && var="CD_ROOT" if [[ -z ${!var} ]] ; then eerror "You must either use just the CD_ROOT" eerror "or specify ALL the CD_ROOT_X variables." eerror "In this case, you will need ${CDROM_TOTAL_CDS} CD_ROOT_X variables." die "could not locate CD_ROOT_${cdcnt}" fi done export CDROM_ROOT=${CD_ROOT_1:-${CD_ROOT}} einfo "Found CD #${CDROM_CURRENT_CD} root at ${CDROM_ROOT}" export CDROM_SET=-1 for f in ${CDROM_CHECK_1//:/ } ; do ((++CDROM_SET)) [[ -e ${CDROM_ROOT}/${f} ]] && break done export CDROM_MATCH=${f} return fi # User didn't help us out so lets make sure they know they can # simplify the whole process ... if [[ ${CDROM_TOTAL_CDS} -eq 1 ]] ; then einfo "This ebuild will need the ${CDROM_NAME:-cdrom for ${PN}}" echo einfo "If you do not have the CD, but have the data files" einfo "mounted somewhere on your filesystem, just export" einfo "the variable CD_ROOT so that it points to the" einfo "directory containing the files." echo einfo "For example:" einfo "export CD_ROOT=/mnt/cdrom" echo else if [[ -n ${CDROM_NAME_SET} ]] ; then # Translate the CDROM_NAME_SET array into CDROM_NAME_# cdcnt=0 while [[ ${cdcnt} -lt ${CDROM_TOTAL_CDS} ]] ; do ((++cdcnt)) export CDROM_NAME_${cdcnt}="${CDROM_NAME_SET[$((${cdcnt}-1))]}" done fi einfo "This package will need access to ${CDROM_TOTAL_CDS} cds." cdcnt=0 while [[ ${cdcnt} -lt ${CDROM_TOTAL_CDS} ]] ; do ((++cdcnt)) var="CDROM_NAME_${cdcnt}" [[ ! -z ${!var} ]] && einfo " CD ${cdcnt}: ${!var}" done echo einfo "If you do not have the CDs, but have the data files" einfo "mounted somewhere on your filesystem, just export" einfo "the following variables so they point to the right place:" einfon "" cdcnt=0 while [[ ${cdcnt} -lt ${CDROM_TOTAL_CDS} ]] ; do ((++cdcnt)) echo -n " CD_ROOT_${cdcnt}" done echo einfo "Or, if you have all the files in the same place, or" einfo "you only have one cdrom, you can export CD_ROOT" einfo "and that place will be used as the same data source" einfo "for all the CDs." echo einfo "For example:" einfo "export CD_ROOT_1=/mnt/cdrom" echo fi export CDROM_SET="" export CDROM_CURRENT_CD=0 cdrom_load_next_cd } # @FUNCTION: cdrom_load_next_cd # @DESCRIPTION: # Some packages are so big they come on multiple CDs. When you're done reading # files off a CD and want access to the next one, just call this function. # Again, all the messy details of user interaction are taken care of for you. # Once this returns, just read the variable CDROM_ROOT for the location of the # mounted CD. Note that you can only go forward in the CD list, so make sure # you only call this function when you're done using the current CD. cdrom_load_next_cd() { local var ((++CDROM_CURRENT_CD)) unset CDROM_ROOT var=CD_ROOT_${CDROM_CURRENT_CD} [[ -z ${!var} ]] && var="CD_ROOT" if [[ -z ${!var} ]] ; then var="CDROM_CHECK_${CDROM_CURRENT_CD}" _cdrom_locate_file_on_cd ${!var} else export CDROM_ROOT=${!var} fi einfo "Found CD #${CDROM_CURRENT_CD} root at ${CDROM_ROOT}" } # this is used internally by the cdrom_get_cds() and cdrom_load_next_cd() # functions. this should *never* be called from an ebuild. # all it does is try to locate a give file on a cd ... if the cd isn't # found, then a message asking for the user to insert the cdrom will be # displayed and we'll hang out here until: # (1) the file is found on a mounted cdrom # (2) the user hits CTRL+C _cdrom_locate_file_on_cd() { local mline="" local showedmsg=0 showjolietmsg=0 while [[ -z ${CDROM_ROOT} ]] ; do local i=0 local -a cdset=(${*//:/ }) if [[ -n ${CDROM_SET} ]] ; then cdset=(${cdset[${CDROM_SET}]}) fi while [[ -n ${cdset[${i}]} ]] ; do local dir=$(dirname ${cdset[${i}]}) local file=$(basename ${cdset[${i}]}) local point= node= fs= foo= while read point node fs foo ; do [[ " cd9660 iso9660 udf " != *" ${fs} "* ]] && \ ! [[ ${fs} == "subfs" && ",${opts}," == *",fs=cdfss,"* ]] \ && continue point=${point//\040/ } [[ ! -d ${point}/${dir} ]] && continue [[ -z $(find "${point}/${dir}" -maxdepth 1 -iname "${file}") ]] && continue export CDROM_ROOT=${point} export CDROM_SET=${i} export CDROM_MATCH=${cdset[${i}]} return done <<< "$(get_mounts)" ((++i)) done echo if [[ ${showedmsg} -eq 0 ]] ; then if [[ ${CDROM_TOTAL_CDS} -eq 1 ]] ; then if [[ -z ${CDROM_NAME} ]] ; then einfo "Please insert+mount the cdrom for ${PN} now !" else einfo "Please insert+mount the ${CDROM_NAME} cdrom now !" fi else if [[ -z ${CDROM_NAME_1} ]] ; then einfo "Please insert+mount cd #${CDROM_CURRENT_CD} for ${PN} now !" else local var="CDROM_NAME_${CDROM_CURRENT_CD}" einfo "Please insert+mount the ${!var} cdrom now !" fi fi showedmsg=1 fi einfo "Press return to scan for the cd again" einfo "or hit CTRL+C to abort the emerge." echo if [[ ${showjolietmsg} -eq 0 ]] ; then showjolietmsg=1 else ewarn "If you are having trouble with the detection" ewarn "of your CD, it is possible that you do not have" ewarn "Joliet support enabled in your kernel. Please" ewarn "check that CONFIG_JOLIET is enabled in your kernel." ebeep 5 fi read || die "something is screwed with your system" done } # @FUNCTION: strip-linguas # @USAGE: [<allow LINGUAS>|<-i|-u> <directories of .po files>] # @DESCRIPTION: # Make sure that LINGUAS only contains languages that # a package can support. The first form allows you to # specify a list of LINGUAS. The -i builds a list of po # files found in all the directories and uses the # intersection of the lists. The -u builds a list of po # files found in all the directories and uses the union # of the lists. 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 hasq ${f} ${ls} && newls="${newls} ${f}" else hasq ${f} ${ls} || newls="${newls} ${f}" fi done ls=${newls} done else ls="$@" fi nols="" newls="" for f in ${LINGUAS} ; do if hasq ${f} ${ls} ; then newls="${newls} ${f}" else nols="${nols} ${f}" fi done [[ -n ${nols} ]] \ && ewarn "Sorry, but ${PN} does not support the LINGUAS:" ${nols} export LINGUAS=${newls:1} } # @FUNCTION: preserve_old_lib # @USAGE: <libs to preserve> [more libs] # @DESCRIPTION: # These functions are useful when a lib in your package changes ABI SONAME. # An example might be from libogg.so.0 to libogg.so.1. Removing libogg.so.0 # would break packages that link against it. Most people get around this # by using the portage SLOT mechanism, but that is not always a relevant # solution, so instead you can call this from pkg_preinst. See also the # preserve_old_lib_notify function. 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]" # let portage worry about it 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 } # @FUNCTION: preserve_old_lib_notify # @USAGE: <libs to notify> [more libs] # @DESCRIPTION: # Spit helpful messages about the libraries preserved by preserve_old_lib. 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 # let portage worry about it 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##*/}" done if [[ ${notice} -eq 1 ]] ; then ewarn ewarn "Once you've finished running revdep-rebuild, it should be safe to" ewarn "delete the old libraries. Here is a copy & paste for the lazy:" for lib in "$@" ; do ewarn " # rm '${lib}'" done fi } # @FUNCTION: built_with_use # @USAGE: [--hidden] [--missing <action>] [-a|-o] <DEPEND ATOM> <List of USE flags> # @DESCRIPTION: # # Deprecated: Use EAPI 2 use deps in DEPEND|RDEPEND and with has_version calls. # # A temporary hack until portage properly supports DEPENDing on USE # flags being enabled in packages. This will check to see if the specified # DEPEND atom was built with the specified list of USE flags. The # --missing option controls the behavior if called on a package that does # not actually support the defined USE flags (aka listed in IUSE). # The default is to abort (call die). The -a and -o flags control # the requirements of the USE flags. They correspond to "and" and "or" # logic. So the -a flag means all listed USE flags must be enabled # while the -o flag means at least one of the listed IUSE flags must be # enabled. The --hidden option is really for internal use only as it # means the USE flag we're checking is hidden expanded, so it won't be found # in IUSE like normal USE flags. # # Remember that this function isn't terribly intelligent so order of optional # flags matter. 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 the IUSE file doesn't exist, the read will error out, we need to handle # this gracefully 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}") ) # Don't check USE_EXPAND #147237 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" ]] } # @FUNCTION: epunt_cxx # @USAGE: [dir to scan] # @DESCRIPTION: # Many configure scripts wrongly bail when a C++ compiler could not be # detected. If dir is not specified, then it defaults to ${S}. # # http://bugs.gentoo.org/73450 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 } # @FUNCTION: make_wrapper # @USAGE: <wrapper> <target> [chdir] [libpaths] [installpath] # @DESCRIPTION: # Create a shell wrapper script named wrapper in installpath # (defaults to the bindir) to execute target (default of wrapper) by # first optionally setting LD_LIBRARY_PATH to the colon-delimited # libpaths followed by optionally changing directory to chdir. make_wrapper() { local wrapper=$1 bin=$2 chdir=$3 libdir=$4 path=$5 local tmpwrapper=$(emktemp) # We don't want to quote ${bin} so that people can pass complex # things as $bin ... "./someprog --args" cat << EOF > "${tmpwrapper}" #!/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 } # @FUNCTION: prepalldocs # @USAGE: # @DESCRIPTION: # Compress files in /usr/share/doc which are not already # compressed, excluding /usr/share/doc/${PF}/html. # Uses the ecompressdir to do the compression. # 2009-02-18 by betelgeuse: # Commented because ecompressdir is even more internal to # Portage than prepalldocs (it's not even mentioned in man 5 # ebuild). Please submit a better version for review to gentoo-dev # if you want prepalldocs here. #prepalldocs() { # if [[ -n $1 ]] ; then # ewarn "prepalldocs: invalid usage; takes no arguments" # fi # cd "${D}" # [[ -d usr/share/doc ]] || return 0 # find usr/share/doc -exec gzip {} + # ecompressdir --ignore /usr/share/doc/${PF}/html # ecompressdir --queue /usr/share/doc #} # @FUNCTION: path_exists # @USAGE: [-a|-o] <paths> # @DESCRIPTION: # Check if the specified paths exist. Works for all types of paths # (files/dirs/etc...). The -a and -o flags control the requirements # of the paths. They correspond to "and" and "or" logic. So the -a # flag means all the paths must exist while the -o flag means at least # one of the paths must exist. The default behavior is "and". If no # paths are specified, then the return value is "false". path_exists() { local opt=$1 [[ ${opt} == -[ao] ]] && shift || opt="-a" # no paths -> return false # same behavior as: [[ -e "" ]] [[ $# -eq 0 ]] && return 1 local p r=0 for p in "$@" ; do [[ -e ${p} ]] : $(( r += $? )) done case ${opt} in -a) return $(( r != 0 )) ;; -o) return $(( r == $# )) ;; esac }