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1# Copyright 1999-2005 Gentoo Foundation 1# Copyright 1999-2006 Gentoo Foundation
2# Distributed under the terms of the GNU General Public License v2 2# Distributed under the terms of the GNU General Public License v2
3# $Header: /var/cvsroot/gentoo-x86/eclass/eutils.eclass,v 1.219 2005/11/29 03:37:36 vapier Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/eutils.eclass,v 1.252 2006/10/05 00:12:07 nyhm Exp $
4#
5# Author: Martin Schlemmer <azarah@gentoo.org>
6# 4#
7# This eclass is for general purpose functions that most ebuilds 5# This eclass is for general purpose functions that most ebuilds
8# have to implement themselves. 6# have to implement themselves.
9# 7#
10# NB: If you add anything, please comment it! 8# NB: If you add anything, please comment it!
9#
10# Maintainer: see each individual function, base-system@gentoo.org as default
11 11
12inherit multilib portability 12inherit multilib portability
13
14DEPEND="!bootstrap? ( sys-devel/patch )"
15# sys-apps/shadow is needed for useradd, etc, bug #94745.
16 13
17DESCRIPTION="Based on the ${ECLASS} eclass" 14DESCRIPTION="Based on the ${ECLASS} eclass"
18 15
19# Wait for the supplied number of seconds. If no argument is supplied, defaults 16# Wait for the supplied number of seconds. If no argument is supplied, defaults
20# to five seconds. If the EPAUSE_IGNORE env var is set, don't wait. If we're not 17# to five seconds. If the EPAUSE_IGNORE env var is set, don't wait. If we're not
21# outputting to a terminal, don't wait. For compatability purposes, the argument 18# outputting to a terminal, don't wait. For compatability purposes, the argument
22# must be an integer greater than zero. 19# must be an integer greater than zero.
23# Bug 62950, Ciaran McCreesh <ciaranm@gentoo.org> (05 Sep 2004) 20# Bug 62950, Ciaran McCreesh <ciaranm@gentoo.org> (05 Sep 2004)
24epause() { 21epause() {
25 if [ -z "$EPAUSE_IGNORE" ] && [ -t 1 ] ; then 22 [[ -z ${EPAUSE_IGNORE} ]] && sleep ${1:-5}
26 sleep ${1:-5}
27 fi
28} 23}
29 24
30# Beep the specified number of times (defaults to five). If our output 25# Beep the specified number of times (defaults to five). If our output
31# is not a terminal, don't beep. If the EBEEP_IGNORE env var is set, 26# is not a terminal, don't beep. If the EBEEP_IGNORE env var is set,
32# don't beep. 27# don't beep.
33# Bug 62950, Ciaran McCreesh <ciaranm@gentoo.org> (05 Sep 2004) 28# Bug 62950, Ciaran McCreesh <ciaranm@gentoo.org> (05 Sep 2004)
34ebeep() { 29ebeep() {
35 local n 30 local n
36 if [ -z "$EBEEP_IGNORE" ] && [ -t 1 ] ; then 31 if [[ -z ${EBEEP_IGNORE} ]] ; then
37 for ((n=1 ; n <= ${1:-5} ; n++)) ; do 32 for ((n=1 ; n <= ${1:-5} ; n++)) ; do
38 echo -ne "\a" 33 echo -ne "\a"
39 sleep 0.1 &>/dev/null ; sleep 0,1 &>/dev/null 34 sleep 0.1 &>/dev/null ; sleep 0,1 &>/dev/null
40 echo -ne "\a" 35 echo -ne "\a"
41 sleep 1 36 sleep 1
60# to point to the latest version of the library present. 55# to point to the latest version of the library present.
61# 56#
62# <azarah@gentoo.org> (26 Oct 2002) 57# <azarah@gentoo.org> (26 Oct 2002)
63# 58#
64gen_usr_ldscript() { 59gen_usr_ldscript() {
60 if [[ $(type -t _tc_gen_usr_ldscript) == "function" ]] ; then
61 _tc_gen_usr_ldscript "$@"
62 return $?
63 fi
64
65 ewarn "QA Notice: Please upgrade your ebuild to use toolchain-funcs"
66 ewarn "QA Notice: rather than gen_usr_ldscript() from eutils"
67
65 local lib libdir=$(get_libdir) 68 local lib libdir=$(get_libdir)
66 # Just make sure it exists 69 # Just make sure it exists
67 dodir /usr/${libdir} 70 dodir /usr/${libdir}
68 71
69 for lib in "${@}" ; do 72 for lib in "${@}" ; do
88# Default extension for patches 91# Default extension for patches
89EPATCH_SUFFIX="patch.bz2" 92EPATCH_SUFFIX="patch.bz2"
90# Default options for patch 93# Default options for patch
91# Set -g0 to keep RCS, ClearCase, Perforce and SCCS happy. Bug #24571 94# Set -g0 to keep RCS, ClearCase, Perforce and SCCS happy. Bug #24571
92# Set --no-backup-if-mismatch so we don't leave '.orig' files behind. 95# Set --no-backup-if-mismatch so we don't leave '.orig' files behind.
96# Set -E to automatically remove empty files.
93EPATCH_OPTS="-g0 --no-backup-if-mismatch" 97EPATCH_OPTS="-g0 -E --no-backup-if-mismatch"
94# List of patches not to apply. Not this is only file names, 98# List of patches not to apply. Not this is only file names,
95# and not the full path .. 99# and not the full path ..
96EPATCH_EXCLUDE="" 100EPATCH_EXCLUDE=""
97# Change the printed message for a single patch. 101# Change the printed message for a single patch.
98EPATCH_SINGLE_MSG="" 102EPATCH_SINGLE_MSG=""
137# 141#
138# <azarah@gentoo.org> (10 Nov 2002) 142# <azarah@gentoo.org> (10 Nov 2002)
139# 143#
140epatch() { 144epatch() {
141 _epatch_draw_line() { 145 _epatch_draw_line() {
142 local i=0 str_length="" str_out="" 146 [[ -z $1 ]] && set "$(printf "%65s" '')"
143 147 echo "${1//?/=}"
144 # Handle calls that do not have args, or wc not being installed ...
145 if [[ -z $1 ]] || ! type -p wc >/dev/null ; then
146 str_length=65
147 else
148 str_length=$(echo -n "$*" | wc -m)
149 fi
150
151 while ((i++ < ${str_length})) ; do
152 str_out="${str_out}="
153 done
154 echo ${str_out}
155
156 return 0
157 } 148 }
158 _epatch_assert() { local _pipestatus=${PIPESTATUS[*]}; [[ ${_pipestatus// /} -eq 0 ]] ; } 149 _epatch_assert() { local _pipestatus=${PIPESTATUS[*]}; [[ ${_pipestatus// /} -eq 0 ]] ; }
159 local PIPE_CMD="" 150 local PIPE_CMD=""
160 local STDERR_TARGET="${T}/$$.out" 151 local STDERR_TARGET="${T}/$$.out"
161 local PATCH_TARGET="${T}/$$.patch" 152 local PATCH_TARGET="${T}/$$.patch"
383 tmp=${topdir}/tmp.${RANDOM}.${RANDOM}.${RANDOM} 374 tmp=${topdir}/tmp.${RANDOM}.${RANDOM}.${RANDOM}
384 done 375 done
385 ${exe} "${tmp}" || ${exe} -p "${tmp}" 376 ${exe} "${tmp}" || ${exe} -p "${tmp}"
386 echo "${tmp}" 377 echo "${tmp}"
387 else 378 else
388 [[ ${exe} == "touch" ]] \ 379 if [[ ${exe} == "touch" ]] ; then
389 && exe="-p" \ 380 [[ ${USERLAND} == "GNU" ]] \
390 || exe="-d" 381 && mktemp -p "${topdir}" \
391 mktemp ${exe} "${topdir}" 382 || TMPDIR="${topdir}" mktemp -t tmp
383 else
384 [[ ${USERLAND} == "GNU" ]] \
385 && mktemp -d "${topdir}" \
386 || TMPDIR="${topdir}" mktemp -dt tmp
387 fi
392 fi 388 fi
393} 389}
394 390
395# Small wrapper for getent (Linux), nidump (Mac OS X), 391# Small wrapper for getent (Linux), nidump (Mac OS X),
396# and pw (FreeBSD) used in enewuser()/enewgroup() 392# and pw (FreeBSD) used in enewuser()/enewgroup()
408 *) # Numeric 404 *) # Numeric
409 nidump $1 . | awk -F":" "{ if (\$3 == $2) {print \$0;exit;} }" 405 nidump $1 . | awk -F":" "{ if (\$3 == $2) {print \$0;exit;} }"
410 ;; 406 ;;
411 esac 407 esac
412 ;; 408 ;;
413 *-freebsd*) 409 *-freebsd*|*-dragonfly*)
414 local opts action="user" 410 local opts action="user"
415 [[ $1 == "passwd" ]] || action="group" 411 [[ $1 == "passwd" ]] || action="group"
416 412
417 # lookup by uid/gid 413 # lookup by uid/gid
418 if [[ $2 == [[:digit:]]* ]] ; then 414 if [[ $2 == [[:digit:]]* ]] ; then
443# shell: /bin/false 439# shell: /bin/false
444# homedir: /dev/null 440# homedir: /dev/null
445# groups: none 441# groups: none
446# extra: comment of 'added by portage for ${PN}' 442# extra: comment of 'added by portage for ${PN}'
447enewuser() { 443enewuser() {
444 case ${EBUILD_PHASE} in
445 unpack|compile|test|install)
446 eerror "'enewuser()' called from '${EBUILD_PHASE}()' which is not a pkg_* function."
447 eerror "Package fails at QA and at life. Please file a bug."
448 die "Bad package! enewuser is only for use in pkg_* functions!"
449 esac
450
448 # get the username 451 # get the username
449 local euser=$1; shift 452 local euser=$1; shift
450 if [[ -z ${euser} ]] ; then 453 if [[ -z ${euser} ]] ; then
451 eerror "No username specified !" 454 eerror "No username specified !"
452 die "Cannot call enewuser without a username" 455 die "Cannot call enewuser without a username"
484 einfo " - Userid: ${euid}" 487 einfo " - Userid: ${euid}"
485 488
486 # handle shell 489 # handle shell
487 local eshell=$1; shift 490 local eshell=$1; shift
488 if [[ ! -z ${eshell} ]] && [[ ${eshell} != "-1" ]] ; then 491 if [[ ! -z ${eshell} ]] && [[ ${eshell} != "-1" ]] ; then
489 if [[ ! -e ${eshell} ]] ; then 492 if [[ ! -e ${ROOT}${eshell} ]] ; then
490 eerror "A shell was specified but it does not exist !" 493 eerror "A shell was specified but it does not exist !"
491 die "${eshell} does not exist" 494 die "${eshell} does not exist in ${ROOT}"
495 fi
496 if [[ ${eshell} == */false || ${eshell} == */nologin ]] ; then
497 eerror "Do not specify ${eshell} yourself, use -1"
498 die "Pass '-1' as the shell parameter"
492 fi 499 fi
493 else 500 else
494 for shell in /sbin/nologin /usr/sbin/nologin /bin/false /usr/bin/false /dev/null ; do 501 for shell in /sbin/nologin /usr/sbin/nologin /bin/false /usr/bin/false /dev/null ; do
495 [[ -x ${ROOT}${shell} ]] && break 502 [[ -x ${ROOT}${shell} ]] && break
496 done 503 done
567 einfo "Please report the ebuild along with the info below" 574 einfo "Please report the ebuild along with the info below"
568 einfo "eextra: $@" 575 einfo "eextra: $@"
569 die "Required function missing" 576 die "Required function missing"
570 fi 577 fi
571 ;; 578 ;;
572 *-freebsd*) 579 *-freebsd*|*-dragonfly*)
573 if [[ -z $@ ]] ; then 580 if [[ -z $@ ]] ; then
574 pw useradd ${euser} ${opts} \ 581 pw useradd ${euser} ${opts} \
575 -c "added by portage for ${PN}" \ 582 -c "added by portage for ${PN}" \
576 die "enewuser failed" 583 die "enewuser failed"
577 else 584 else
634# Default values if you do not specify any: 641# Default values if you do not specify any:
635# groupname: REQUIRED ! 642# groupname: REQUIRED !
636# gid: next available (see groupadd(8)) 643# gid: next available (see groupadd(8))
637# extra: none 644# extra: none
638enewgroup() { 645enewgroup() {
646 case ${EBUILD_PHASE} in
647 unpack|compile|test|install)
648 eerror "'enewgroup()' called from '${EBUILD_PHASE}()' which is not a pkg_* function."
649 eerror "Package fails at QA and at life. Please file a bug."
650 die "Bad package! enewgroup is only for use in pkg_* functions!"
651 esac
652
639 # get the group 653 # get the group
640 local egroup="$1"; shift 654 local egroup="$1"; shift
641 if [ -z "${egroup}" ] 655 if [ -z "${egroup}" ]
642 then 656 then
643 eerror "No group specified !" 657 eerror "No group specified !"
705 esac 719 esac
706 dscl . create /groups/${egroup} gid ${egid} 720 dscl . create /groups/${egroup} gid ${egid}
707 dscl . create /groups/${egroup} passwd '*' 721 dscl . create /groups/${egroup} passwd '*'
708 ;; 722 ;;
709 723
710 *-freebsd*) 724 *-freebsd*|*-dragonfly*)
711 case ${egid} in 725 case ${egid} in
712 *[!0-9]*) # Non numeric 726 *[!0-9]*) # Non numeric
713 for egid in $(seq 101 999); do 727 for egid in $(seq 101 999); do
714 [ -z "`egetent group ${egid}`" ] && break 728 [ -z "`egetent group ${egid}`" ] && break
715 done 729 done
755 769
756# Make a desktop file ! 770# Make a desktop file !
757# Great for making those icons in kde/gnome startmenu ! 771# Great for making those icons in kde/gnome startmenu !
758# Amaze your friends ! Get the women ! Join today ! 772# Amaze your friends ! Get the women ! Join today !
759# 773#
760# make_desktop_entry(<binary>, [name], [icon], [type], [path]) 774# make_desktop_entry(<command>, [name], [icon], [type], [path])
761# 775#
762# binary: what binary does the app run with ? 776# binary: what command does the app run with ?
763# name: the name that will show up in the menu 777# name: the name that will show up in the menu
764# icon: give your little like a pretty little icon ... 778# icon: give your little like a pretty little icon ...
765# this can be relative (to /usr/share/pixmaps) or 779# this can be relative (to /usr/share/pixmaps) or
766# a full path to an icon 780# a full path to an icon
767# type: what kind of application is this ? for categories: 781# type: what kind of application is this ? for categories:
803 games) 817 games)
804 case ${catmin} in 818 case ${catmin} in
805 action) type=ActionGame;; 819 action) type=ActionGame;;
806 arcade) type=ArcadeGame;; 820 arcade) type=ArcadeGame;;
807 board) type=BoardGame;; 821 board) type=BoardGame;;
808 kid) type=KidsGame;; 822 kids) type=KidsGame;;
809 emulation) type=Emulator;; 823 emulation) type=Emulator;;
810 puzzle) type=LogicGame;; 824 puzzle) type=LogicGame;;
811 rpg) type=RolePlaying;; 825 rpg) type=RolePlaying;;
812 roguelike) type=RolePlaying;; 826 roguelike) type=RolePlaying;;
813 simulation) type=Simulation;; 827 simulation) type=Simulation;;
879 local desktop_name="${PN}" 893 local desktop_name="${PN}"
880 else 894 else
881 local desktop_name="${PN}-${SLOT}" 895 local desktop_name="${PN}-${SLOT}"
882 fi 896 fi
883 local desktop=${T}/${exec%% *}-${desktop_name}.desktop 897 local desktop=${T}/${exec%% *}-${desktop_name}.desktop
898# local desktop=${T}/${exec%% *:-${desktop_name}}.desktop
884 899
885echo "[Desktop Entry] 900echo "[Desktop Entry]
886Encoding=UTF-8 901Encoding=UTF-8
887Version=0.9.2 902Version=0.9.2
888Name=${name} 903Name=${name}
889Type=Application 904Type=Application
890Comment=${DESCRIPTION} 905Comment=${DESCRIPTION}
891Exec=${exec} 906Exec=${exec}
907TryExec=${exec%% *}
892Path=${path} 908Path=${path}
893Icon=${icon} 909Icon=${icon}
894Categories=Application;${type};" > "${desktop}" 910Categories=Application;${type};" > "${desktop}"
895 911
896 ( 912 (
1099 if [[ -z ${skip} ]] ; then 1115 if [[ -z ${skip} ]] ; then
1100 local ver=$(grep -a '#.*Makeself' "${src}" | awk '{print $NF}') 1116 local ver=$(grep -a '#.*Makeself' "${src}" | awk '{print $NF}')
1101 local skip=0 1117 local skip=0
1102 exe=tail 1118 exe=tail
1103 case ${ver} in 1119 case ${ver} in
1104 1.5.*) # tested 1.5.{3,4,5} ... guessing 1.5.x series is same 1120 1.5.*|1.6.0-nv) # tested 1.5.{3,4,5} ... guessing 1.5.x series is same
1105 skip=$(grep -a ^skip= "${src}" | cut -d= -f2) 1121 skip=$(grep -a ^skip= "${src}" | cut -d= -f2)
1106 ;; 1122 ;;
1107 2.0|2.0.1) 1123 2.0|2.0.1)
1108 skip=$(grep -a ^$'\t'tail "${src}" | awk '{print $2}' | cut -b2-) 1124 skip=$(grep -a ^$'\t'tail "${src}" | awk '{print $2}' | cut -b2-)
1109 ;; 1125 ;;
1232# and when the function returns, you can assume that the cd has been 1248# and when the function returns, you can assume that the cd has been
1233# found at CDROM_ROOT. 1249# found at CDROM_ROOT.
1234# 1250#
1235# normally the cdrom functions will refer to the cds as 'cd #1', 'cd #2', 1251# normally the cdrom functions will refer to the cds as 'cd #1', 'cd #2',
1236# etc... if you want to give the cds better names, then just export 1252# etc... if you want to give the cds better names, then just export
1237# the CDROM_NAME_X variables before calling cdrom_get_cds(). 1253# the appropriate CDROM_NAME variable before calling cdrom_get_cds().
1254# - CDROM_NAME="fooie cd" - for when you only want 1 cd
1255# - CDROM_NAME_1="install cd" - for when you want more than 1 cd
1256# CDROM_NAME_2="data cd"
1257# - CDROM_NAME_SET=( "install cd" "data cd" ) - short hand for CDROM_NAME_#
1238# 1258#
1239# for those multi cd ebuilds, see the cdrom_load_next_cd() below. 1259# for those multi cd ebuilds, see the cdrom_load_next_cd() below.
1240# 1260#
1241# Usage: cdrom_get_cds <file on cd1> [file on cd2] [file on cd3] [...] 1261# Usage: cdrom_get_cds <file on cd1> [file on cd2] [file on cd3] [...]
1242# - this will attempt to locate a cd based upon a file that is on 1262# - this will attempt to locate a cd based upon a file that is on
1293 echo 1313 echo
1294 einfo "For example:" 1314 einfo "For example:"
1295 einfo "export CD_ROOT=/mnt/cdrom" 1315 einfo "export CD_ROOT=/mnt/cdrom"
1296 echo 1316 echo
1297 else 1317 else
1318 if [[ -n ${CDROM_NAME_SET} ]] ; then
1319 # Translate the CDROM_NAME_SET array into CDROM_NAME_#
1320 cdcnt=0
1321 while [[ ${cdcnt} -lt ${CDROM_TOTAL_CDS} ]] ; do
1322 ((++cdcnt))
1323 export CDROM_NAME_${cdcnt}="${CDROM_NAME_SET[$((${cdcnt}-1))]}"
1324 done
1325 fi
1326
1298 einfo "This package will need access to ${CDROM_TOTAL_CDS} cds." 1327 einfo "This package will need access to ${CDROM_TOTAL_CDS} cds."
1299 cdcnt=0 1328 cdcnt=0
1300 while [[ ${cdcnt} -lt ${CDROM_TOTAL_CDS} ]] ; do 1329 while [[ ${cdcnt} -lt ${CDROM_TOTAL_CDS} ]] ; do
1301 ((++cdcnt)) 1330 ((++cdcnt))
1302 var="CDROM_NAME_${cdcnt}" 1331 var="CDROM_NAME_${cdcnt}"
1407 echo 1436 echo
1408 einfo "If you are having trouble with the detection" 1437 einfo "If you are having trouble with the detection"
1409 einfo "of your CD, it is possible that you do not have" 1438 einfo "of your CD, it is possible that you do not have"
1410 einfo "Joliet support enabled in your kernel. Please" 1439 einfo "Joliet support enabled in your kernel. Please"
1411 einfo "check that CONFIG_JOLIET is enabled in your kernel." 1440 einfo "check that CONFIG_JOLIET is enabled in your kernel."
1412 read 1441 read || die "something is screwed with your system"
1413 done 1442 done
1414} 1443}
1415 1444
1416# Make sure that LINGUAS only contains languages that 1445# Make sure that LINGUAS only contains languages that
1417# a package can support 1446# a package can support
1424# The -i builds a list of po files found in all the 1453# The -i builds a list of po files found in all the
1425# directories and uses the intersection of the lists. 1454# directories and uses the intersection of the lists.
1426# The -u builds a list of po files found in all the 1455# The -u builds a list of po files found in all the
1427# directories and uses the union of the lists. 1456# directories and uses the union of the lists.
1428strip-linguas() { 1457strip-linguas() {
1429 local ls newls 1458 local ls newls nols
1430 if [[ $1 == "-i" ]] || [[ $1 == "-u" ]] ; then 1459 if [[ $1 == "-i" ]] || [[ $1 == "-u" ]] ; then
1431 local op=$1; shift 1460 local op=$1; shift
1432 ls=" $(find "$1" -name '*.po' -printf '%f ') "; shift 1461 ls=$(find "$1" -name '*.po' -exec basename {} .po \;); shift
1433 local d f 1462 local d f
1434 for d in "$@" ; do 1463 for d in "$@" ; do
1435 if [[ ${op} == "-u" ]] ; then 1464 if [[ ${op} == "-u" ]] ; then
1436 newls=${ls} 1465 newls=${ls}
1437 else 1466 else
1438 newls="" 1467 newls=""
1439 fi 1468 fi
1440 for f in $(find "$d" -name '*.po' -printf '%f ') ; do 1469 for f in $(find "$d" -name '*.po' -exec basename {} .po \;) ; do
1441 if [[ ${op} == "-i" ]] ; then 1470 if [[ ${op} == "-i" ]] ; then
1442 [[ ${ls/ ${f} /} != ${ls} ]] && newls="${newls} ${f}" 1471 hasq ${f} ${ls} && newls="${newls} ${f}"
1443 else 1472 else
1444 [[ ${ls/ ${f} /} == ${ls} ]] && newls="${newls} ${f}" 1473 hasq ${f} ${ls} || newls="${newls} ${f}"
1445 fi 1474 fi
1446 done 1475 done
1447 ls=${newls} 1476 ls=${newls}
1448 done 1477 done
1449 ls=${ls//.po}
1450 else 1478 else
1451 ls=$@ 1479 ls="$@"
1452 fi 1480 fi
1453 1481
1454 ls=" ${ls} " 1482 nols=""
1455 newls="" 1483 newls=""
1456 for f in ${LINGUAS} ; do 1484 for f in ${LINGUAS} ; do
1457 if [[ ${ls/ ${f} /} != ${ls} ]] ; then 1485 if hasq ${f} ${ls} ; then
1458 newls="${newls} ${f}" 1486 newls="${newls} ${f}"
1459 else 1487 else
1460 ewarn "Sorry, but ${PN} does not support the ${f} LINGUA" 1488 nols="${nols} ${f}"
1461 fi 1489 fi
1462 done 1490 done
1463 if [[ -z ${newls} ]] ; then 1491 [[ -n ${nols} ]] \
1464 export LINGUAS="" 1492 && ewarn "Sorry, but ${PN} does not support the LINGUAs:" ${nols}
1465 else
1466 export LINGUAS=${newls:1} 1493 export LINGUAS=${newls:1}
1467 fi
1468} 1494}
1469 1495
1470# moved from kernel.eclass since they are generally useful outside of 1496# moved from kernel.eclass since they are generally useful outside of
1471# kernel.eclass -iggy (20041002) 1497# kernel.eclass -iggy (20041002)
1472 1498
1501 1527
1502# Jeremy Huddleston <eradicator@gentoo.org>: 1528# Jeremy Huddleston <eradicator@gentoo.org>:
1503# preserve_old_lib /path/to/libblah.so.0 1529# preserve_old_lib /path/to/libblah.so.0
1504# preserve_old_lib_notify /path/to/libblah.so.0 1530# preserve_old_lib_notify /path/to/libblah.so.0
1505# 1531#
1506# These functions are useful when a lib in your package changes --soname. Such 1532# These functions are useful when a lib in your package changes --library. Such
1507# an example might be from libogg.so.0 to libogg.so.1. Removing libogg.so.0 1533# an example might be from libogg.so.0 to libogg.so.1. Removing libogg.so.0
1508# would break packages that link against it. Most people get around this 1534# would break packages that link against it. Most people get around this
1509# by using the portage SLOT mechanism, but that is not always a relevant 1535# by using the portage SLOT mechanism, but that is not always a relevant
1510# solution, so instead you can add the following to your ebuilds: 1536# solution, so instead you can add the following to your ebuilds:
1511# 1537#
1542 1568
1543 ewarn "An old version of an installed library was detected on your system." 1569 ewarn "An old version of an installed library was detected on your system."
1544 ewarn "In order to avoid breaking packages that link against it, this older version" 1570 ewarn "In order to avoid breaking packages that link against it, this older version"
1545 ewarn "is not being removed. In order to make full use of this newer version," 1571 ewarn "is not being removed. In order to make full use of this newer version,"
1546 ewarn "you will need to execute the following command:" 1572 ewarn "you will need to execute the following command:"
1547 ewarn " revdep-rebuild --soname ${SONAME}" 1573 ewarn " revdep-rebuild --library ${SONAME}"
1548 ewarn 1574 ewarn
1549 ewarn "After doing that, you can safely remove ${LIB}" 1575 ewarn "After doing that, you can safely remove ${LIB}"
1550 ewarn "Note: 'emerge gentoolkit' to get revdep-rebuild" 1576 ewarn "Note: 'emerge gentoolkit' to get revdep-rebuild"
1551 fi 1577 fi
1552} 1578}
1563built_with_use() { 1589built_with_use() {
1564 local opt=$1 1590 local opt=$1
1565 [[ ${opt:0:1} = "-" ]] && shift || opt="-a" 1591 [[ ${opt:0:1} = "-" ]] && shift || opt="-a"
1566 1592
1567 local PKG=$(best_version $1) 1593 local PKG=$(best_version $1)
1594 [[ -z ${PKG} ]] && die "Unable to resolve $1 to an installed package"
1568 shift 1595 shift
1569 1596
1570 local USEFILE=${ROOT}/var/db/pkg/${PKG}/USE 1597 local USEFILE=${ROOT}/var/db/pkg/${PKG}/USE
1598 local IUSEFILE=${ROOT}/var/db/pkg/${PKG}/IUSE
1571 1599
1572 # if the USE file doesnt exist, assume the $PKG is either 1600 # if the USE file doesnt exist, assume the $PKG is either
1573 # injected or package.provided 1601 # injected or package.provided
1574 [[ ! -e ${USEFILE} ]] && return 0 1602 [[ ! -e ${USEFILE} ]] && die "Unable to determine what USE flags $PKG was built with"
1603
1604 local IUSE_BUILT=$(<${IUSEFILE})
1605 # Don't check USE_EXPAND #147237
1606 local expand
1607 for expand in $(echo ${USE_EXPAND} | tr '[:upper:]' '[:lower:]') ; do
1608 if [[ $1 == ${expand}_* ]] ; then
1609 expand=""
1610 break
1611 fi
1612 done
1613 if [[ -n ${expand} ]] ; then
1614 has $1 ${IUSE_BUILT} || die "$PKG does not actually support the $1 USE flag!"
1615 fi
1575 1616
1576 local USE_BUILT=$(<${USEFILE}) 1617 local USE_BUILT=$(<${USEFILE})
1577 while [[ $# -gt 0 ]] ; do 1618 while [[ $# -gt 0 ]] ; do
1578 if [[ ${opt} = "-o" ]] ; then 1619 if [[ ${opt} = "-o" ]] ; then
1579 has $1 ${USE_BUILT} && return 0 1620 has $1 ${USE_BUILT} && return 0

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