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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 1.223 2006/02/15 23:40:16 flameeyes Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/eutils.eclass,v 1.255 2006/10/24 17:27:31 wolf31o2 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"
385 ${exe} "${tmp}" || ${exe} -p "${tmp}" 376 ${exe} "${tmp}" || ${exe} -p "${tmp}"
386 echo "${tmp}" 377 echo "${tmp}"
387 else 378 else
388 if [[ ${exe} == "touch" ]] ; then 379 if [[ ${exe} == "touch" ]] ; then
389 [[ ${USERLAND} == "GNU" ]] \ 380 [[ ${USERLAND} == "GNU" ]] \
390 && exe="-p" \ 381 && mktemp -p "${topdir}" \
391 || exe="-t" 382 || TMPDIR="${topdir}" mktemp -t tmp
392 else 383 else
393 [[ ${USERLAND} == "GNU" ]] \ 384 [[ ${USERLAND} == "GNU" ]] \
394 && exe="-d" \ 385 && mktemp -d "${topdir}" \
395 || exe="-dt"
396 fi
397 TMPDIR="${topdir}" mktemp ${exe} tmp 386 || TMPDIR="${topdir}" mktemp -dt tmp
387 fi
398 fi 388 fi
399} 389}
400 390
401# Small wrapper for getent (Linux), nidump (Mac OS X), 391# Small wrapper for getent (Linux), nidump (Mac OS X),
402# and pw (FreeBSD) used in enewuser()/enewgroup() 392# and pw (FreeBSD) used in enewuser()/enewgroup()
449# shell: /bin/false 439# shell: /bin/false
450# homedir: /dev/null 440# homedir: /dev/null
451# groups: none 441# groups: none
452# extra: comment of 'added by portage for ${PN}' 442# extra: comment of 'added by portage for ${PN}'
453enewuser() { 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
454 # get the username 451 # get the username
455 local euser=$1; shift 452 local euser=$1; shift
456 if [[ -z ${euser} ]] ; then 453 if [[ -z ${euser} ]] ; then
457 eerror "No username specified !" 454 eerror "No username specified !"
458 die "Cannot call enewuser without a username" 455 die "Cannot call enewuser without a username"
504 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
505 [[ -x ${ROOT}${shell} ]] && break 502 [[ -x ${ROOT}${shell} ]] && break
506 done 503 done
507 504
508 if [[ ${shell} == "/dev/null" ]] ; then 505 if [[ ${shell} == "/dev/null" ]] ; then
509 eerror "Unable to identify the shell to use" 506 eerror "Unable to identify the shell to use, proceeding with userland default."
510 die "Unable to identify the shell to use" 507 case ${USERLAND} in
508 GNU) shell="/bin/false" ;;
509 BSD) shell="/sbin/nologin" ;;
510 Darwin) shell="/usr/sbin/nologin" ;;
511 *) die "Unable to identify the default shell for userland ${USERLAND}"
512 esac
511 fi 513 fi
512 514
513 eshell=${shell} 515 eshell=${shell}
514 fi 516 fi
515 einfo " - Shell: ${eshell}" 517 einfo " - Shell: ${eshell}"
644# Default values if you do not specify any: 646# Default values if you do not specify any:
645# groupname: REQUIRED ! 647# groupname: REQUIRED !
646# gid: next available (see groupadd(8)) 648# gid: next available (see groupadd(8))
647# extra: none 649# extra: none
648enewgroup() { 650enewgroup() {
651 case ${EBUILD_PHASE} in
652 unpack|compile|test|install)
653 eerror "'enewgroup()' called from '${EBUILD_PHASE}()' which is not a pkg_* function."
654 eerror "Package fails at QA and at life. Please file a bug."
655 die "Bad package! enewgroup is only for use in pkg_* functions!"
656 esac
657
649 # get the group 658 # get the group
650 local egroup="$1"; shift 659 local egroup="$1"; shift
651 if [ -z "${egroup}" ] 660 if [ -z "${egroup}" ]
652 then 661 then
653 eerror "No group specified !" 662 eerror "No group specified !"
765 774
766# Make a desktop file ! 775# Make a desktop file !
767# Great for making those icons in kde/gnome startmenu ! 776# Great for making those icons in kde/gnome startmenu !
768# Amaze your friends ! Get the women ! Join today ! 777# Amaze your friends ! Get the women ! Join today !
769# 778#
770# make_desktop_entry(<binary>, [name], [icon], [type], [path]) 779# make_desktop_entry(<command>, [name], [icon], [type], [path])
771# 780#
772# binary: what binary does the app run with ? 781# binary: what command does the app run with ?
773# name: the name that will show up in the menu 782# name: the name that will show up in the menu
774# icon: give your little like a pretty little icon ... 783# icon: give your little like a pretty little icon ...
775# this can be relative (to /usr/share/pixmaps) or 784# this can be relative (to /usr/share/pixmaps) or
776# a full path to an icon 785# a full path to an icon
777# type: what kind of application is this ? for categories: 786# type: what kind of application is this ? for categories:
813 games) 822 games)
814 case ${catmin} in 823 case ${catmin} in
815 action) type=ActionGame;; 824 action) type=ActionGame;;
816 arcade) type=ArcadeGame;; 825 arcade) type=ArcadeGame;;
817 board) type=BoardGame;; 826 board) type=BoardGame;;
818 kid) type=KidsGame;; 827 kids) type=KidsGame;;
819 emulation) type=Emulator;; 828 emulation) type=Emulator;;
820 puzzle) type=LogicGame;; 829 puzzle) type=LogicGame;;
821 rpg) type=RolePlaying;; 830 rpg) type=RolePlaying;;
822 roguelike) type=RolePlaying;; 831 roguelike) type=RolePlaying;;
823 simulation) type=Simulation;; 832 simulation) type=Simulation;;
889 local desktop_name="${PN}" 898 local desktop_name="${PN}"
890 else 899 else
891 local desktop_name="${PN}-${SLOT}" 900 local desktop_name="${PN}-${SLOT}"
892 fi 901 fi
893 local desktop=${T}/${exec%% *}-${desktop_name}.desktop 902 local desktop=${T}/${exec%% *}-${desktop_name}.desktop
903# local desktop=${T}/${exec%% *:-${desktop_name}}.desktop
894 904
895echo "[Desktop Entry] 905echo "[Desktop Entry]
896Encoding=UTF-8 906Encoding=UTF-8
897Version=0.9.2 907Version=0.9.2
898Name=${name} 908Name=${name}
899Type=Application 909Type=Application
900Comment=${DESCRIPTION} 910Comment=${DESCRIPTION}
901Exec=${exec} 911Exec=${exec}
912TryExec=${exec%% *}
902Path=${path} 913Path=${path}
903Icon=${icon} 914Icon=${icon}
904Categories=Application;${type};" > "${desktop}" 915Categories=Application;${type};" > "${desktop}"
905 916
906 ( 917 (
911 ) 922 )
912} 923}
913 924
914# Make a GDM/KDM Session file 925# Make a GDM/KDM Session file
915# 926#
916# make_desktop_entry(<title>, <command>) 927# make_session_desktop(<title>, <command>)
917# title: File to execute to start the Window Manager 928# title: File to execute to start the Window Manager
918# command: Name of the Window Manager 929# command: Name of the Window Manager
919 930
920make_session_desktop() { 931make_session_desktop() {
921 [[ -z $1 ]] && eerror "make_session_desktop: You must specify the title" && return 1 932 [[ -z $1 ]] && eerror "make_session_desktop: You must specify the title" && return 1
1109 if [[ -z ${skip} ]] ; then 1120 if [[ -z ${skip} ]] ; then
1110 local ver=$(grep -a '#.*Makeself' "${src}" | awk '{print $NF}') 1121 local ver=$(grep -a '#.*Makeself' "${src}" | awk '{print $NF}')
1111 local skip=0 1122 local skip=0
1112 exe=tail 1123 exe=tail
1113 case ${ver} in 1124 case ${ver} in
1114 1.5.*) # tested 1.5.{3,4,5} ... guessing 1.5.x series is same 1125 1.5.*|1.6.0-nv) # tested 1.5.{3,4,5} ... guessing 1.5.x series is same
1115 skip=$(grep -a ^skip= "${src}" | cut -d= -f2) 1126 skip=$(grep -a ^skip= "${src}" | cut -d= -f2)
1116 ;; 1127 ;;
1117 2.0|2.0.1) 1128 2.0|2.0.1)
1118 skip=$(grep -a ^$'\t'tail "${src}" | awk '{print $2}' | cut -b2-) 1129 skip=$(grep -a ^$'\t'tail "${src}" | awk '{print $2}' | cut -b2-)
1119 ;; 1130 ;;
1199 # accepted ... if we don't find a match, we make the user accept 1210 # accepted ... if we don't find a match, we make the user accept
1200 local shopts=$- 1211 local shopts=$-
1201 local alic 1212 local alic
1202 set -o noglob #so that bash doesn't expand "*" 1213 set -o noglob #so that bash doesn't expand "*"
1203 for alic in ${ACCEPT_LICENSE} ; do 1214 for alic in ${ACCEPT_LICENSE} ; do
1204 if [[ ${alic} == * || ${alic} == ${l} ]]; then 1215 if [[ ${alic} == ${l} ]]; then
1205 set +o noglob; set -${shopts} #reset old shell opts 1216 set +o noglob; set -${shopts} #reset old shell opts
1206 return 0 1217 return 0
1207 fi 1218 fi
1208 done 1219 done
1209 set +o noglob; set -$shopts #reset old shell opts 1220 set +o noglob; set -$shopts #reset old shell opts
1242# and when the function returns, you can assume that the cd has been 1253# and when the function returns, you can assume that the cd has been
1243# found at CDROM_ROOT. 1254# found at CDROM_ROOT.
1244# 1255#
1245# normally the cdrom functions will refer to the cds as 'cd #1', 'cd #2', 1256# normally the cdrom functions will refer to the cds as 'cd #1', 'cd #2',
1246# etc... if you want to give the cds better names, then just export 1257# etc... if you want to give the cds better names, then just export
1247# the CDROM_NAME_X variables before calling cdrom_get_cds(). 1258# the appropriate CDROM_NAME variable before calling cdrom_get_cds().
1259# - CDROM_NAME="fooie cd" - for when you only want 1 cd
1260# - CDROM_NAME_1="install cd" - for when you want more than 1 cd
1261# CDROM_NAME_2="data cd"
1262# - CDROM_NAME_SET=( "install cd" "data cd" ) - short hand for CDROM_NAME_#
1248# 1263#
1249# for those multi cd ebuilds, see the cdrom_load_next_cd() below. 1264# for those multi cd ebuilds, see the cdrom_load_next_cd() below.
1250# 1265#
1251# Usage: cdrom_get_cds <file on cd1> [file on cd2] [file on cd3] [...] 1266# Usage: cdrom_get_cds <file on cd1> [file on cd2] [file on cd3] [...]
1252# - this will attempt to locate a cd based upon a file that is on 1267# - this will attempt to locate a cd based upon a file that is on
1303 echo 1318 echo
1304 einfo "For example:" 1319 einfo "For example:"
1305 einfo "export CD_ROOT=/mnt/cdrom" 1320 einfo "export CD_ROOT=/mnt/cdrom"
1306 echo 1321 echo
1307 else 1322 else
1323 if [[ -n ${CDROM_NAME_SET} ]] ; then
1324 # Translate the CDROM_NAME_SET array into CDROM_NAME_#
1325 cdcnt=0
1326 while [[ ${cdcnt} -lt ${CDROM_TOTAL_CDS} ]] ; do
1327 ((++cdcnt))
1328 export CDROM_NAME_${cdcnt}="${CDROM_NAME_SET[$((${cdcnt}-1))]}"
1329 done
1330 fi
1331
1308 einfo "This package will need access to ${CDROM_TOTAL_CDS} cds." 1332 einfo "This package will need access to ${CDROM_TOTAL_CDS} cds."
1309 cdcnt=0 1333 cdcnt=0
1310 while [[ ${cdcnt} -lt ${CDROM_TOTAL_CDS} ]] ; do 1334 while [[ ${cdcnt} -lt ${CDROM_TOTAL_CDS} ]] ; do
1311 ((++cdcnt)) 1335 ((++cdcnt))
1312 var="CDROM_NAME_${cdcnt}" 1336 var="CDROM_NAME_${cdcnt}"
1434# The -i builds a list of po files found in all the 1458# The -i builds a list of po files found in all the
1435# directories and uses the intersection of the lists. 1459# directories and uses the intersection of the lists.
1436# The -u builds a list of po files found in all the 1460# The -u builds a list of po files found in all the
1437# directories and uses the union of the lists. 1461# directories and uses the union of the lists.
1438strip-linguas() { 1462strip-linguas() {
1439 local ls newls 1463 local ls newls nols
1440 if [[ $1 == "-i" ]] || [[ $1 == "-u" ]] ; then 1464 if [[ $1 == "-i" ]] || [[ $1 == "-u" ]] ; then
1441 local op=$1; shift 1465 local op=$1; shift
1442 ls=" $(find "$1" -name '*.po' -printf '%f ') "; shift 1466 ls=$(find "$1" -name '*.po' -exec basename {} .po \;); shift
1443 local d f 1467 local d f
1444 for d in "$@" ; do 1468 for d in "$@" ; do
1445 if [[ ${op} == "-u" ]] ; then 1469 if [[ ${op} == "-u" ]] ; then
1446 newls=${ls} 1470 newls=${ls}
1447 else 1471 else
1448 newls="" 1472 newls=""
1449 fi 1473 fi
1450 for f in $(find "$d" -name '*.po' -printf '%f ') ; do 1474 for f in $(find "$d" -name '*.po' -exec basename {} .po \;) ; do
1451 if [[ ${op} == "-i" ]] ; then 1475 if [[ ${op} == "-i" ]] ; then
1452 [[ ${ls/ ${f} /} != ${ls} ]] && newls="${newls} ${f}" 1476 hasq ${f} ${ls} && newls="${newls} ${f}"
1453 else 1477 else
1454 [[ ${ls/ ${f} /} == ${ls} ]] && newls="${newls} ${f}" 1478 hasq ${f} ${ls} || newls="${newls} ${f}"
1455 fi 1479 fi
1456 done 1480 done
1457 ls=${newls} 1481 ls=${newls}
1458 done 1482 done
1459 ls=${ls//.po}
1460 else 1483 else
1461 ls=$@ 1484 ls="$@"
1462 fi 1485 fi
1463 1486
1464 ls=" ${ls} " 1487 nols=""
1465 newls="" 1488 newls=""
1466 for f in ${LINGUAS} ; do 1489 for f in ${LINGUAS} ; do
1467 if [[ ${ls/ ${f} /} != ${ls} ]] ; then 1490 if hasq ${f} ${ls} ; then
1468 newls="${newls} ${f}" 1491 newls="${newls} ${f}"
1469 else 1492 else
1470 ewarn "Sorry, but ${PN} does not support the ${f} LINGUA" 1493 nols="${nols} ${f}"
1471 fi 1494 fi
1472 done 1495 done
1473 if [[ -z ${newls} ]] ; then 1496 [[ -n ${nols} ]] \
1474 export LINGUAS="" 1497 && ewarn "Sorry, but ${PN} does not support the LINGUAs:" ${nols}
1475 else
1476 export LINGUAS=${newls:1} 1498 export LINGUAS=${newls:1}
1477 fi
1478} 1499}
1479 1500
1480# moved from kernel.eclass since they are generally useful outside of 1501# moved from kernel.eclass since they are generally useful outside of
1481# kernel.eclass -iggy (20041002) 1502# kernel.eclass -iggy (20041002)
1482 1503
1511 1532
1512# Jeremy Huddleston <eradicator@gentoo.org>: 1533# Jeremy Huddleston <eradicator@gentoo.org>:
1513# preserve_old_lib /path/to/libblah.so.0 1534# preserve_old_lib /path/to/libblah.so.0
1514# preserve_old_lib_notify /path/to/libblah.so.0 1535# preserve_old_lib_notify /path/to/libblah.so.0
1515# 1536#
1516# These functions are useful when a lib in your package changes --soname. Such 1537# These functions are useful when a lib in your package changes --library. Such
1517# an example might be from libogg.so.0 to libogg.so.1. Removing libogg.so.0 1538# an example might be from libogg.so.0 to libogg.so.1. Removing libogg.so.0
1518# would break packages that link against it. Most people get around this 1539# would break packages that link against it. Most people get around this
1519# by using the portage SLOT mechanism, but that is not always a relevant 1540# by using the portage SLOT mechanism, but that is not always a relevant
1520# solution, so instead you can add the following to your ebuilds: 1541# solution, so instead you can add the following to your ebuilds:
1521# 1542#
1552 1573
1553 ewarn "An old version of an installed library was detected on your system." 1574 ewarn "An old version of an installed library was detected on your system."
1554 ewarn "In order to avoid breaking packages that link against it, this older version" 1575 ewarn "In order to avoid breaking packages that link against it, this older version"
1555 ewarn "is not being removed. In order to make full use of this newer version," 1576 ewarn "is not being removed. In order to make full use of this newer version,"
1556 ewarn "you will need to execute the following command:" 1577 ewarn "you will need to execute the following command:"
1557 ewarn " revdep-rebuild --soname ${SONAME}" 1578 ewarn " revdep-rebuild --library ${SONAME}"
1558 ewarn 1579 ewarn
1559 ewarn "After doing that, you can safely remove ${LIB}" 1580 ewarn "After doing that, you can safely remove ${LIB}"
1560 ewarn "Note: 'emerge gentoolkit' to get revdep-rebuild" 1581 ewarn "Note: 'emerge gentoolkit' to get revdep-rebuild"
1561 fi 1582 fi
1562} 1583}
1573built_with_use() { 1594built_with_use() {
1574 local opt=$1 1595 local opt=$1
1575 [[ ${opt:0:1} = "-" ]] && shift || opt="-a" 1596 [[ ${opt:0:1} = "-" ]] && shift || opt="-a"
1576 1597
1577 local PKG=$(best_version $1) 1598 local PKG=$(best_version $1)
1599 [[ -z ${PKG} ]] && die "Unable to resolve $1 to an installed package"
1578 shift 1600 shift
1579 1601
1580 local USEFILE=${ROOT}/var/db/pkg/${PKG}/USE 1602 local USEFILE=${ROOT}/var/db/pkg/${PKG}/USE
1603 local IUSEFILE=${ROOT}/var/db/pkg/${PKG}/IUSE
1581 1604
1582 # if the USE file doesnt exist, assume the $PKG is either 1605 # if the USE file doesnt exist, assume the $PKG is either
1583 # injected or package.provided 1606 # injected or package.provided
1584 [[ ! -e ${USEFILE} ]] && return 0 1607 [[ ! -e ${USEFILE} ]] && die "Unable to determine what USE flags $PKG was built with"
1608
1609 local IUSE_BUILT=$(<${IUSEFILE})
1610 # Don't check USE_EXPAND #147237
1611 local expand
1612 for expand in $(echo ${USE_EXPAND} | tr '[:upper:]' '[:lower:]') ; do
1613 if [[ $1 == ${expand}_* ]] ; then
1614 expand=""
1615 break
1616 fi
1617 done
1618 if [[ -n ${expand} ]] ; then
1619 has $1 ${IUSE_BUILT} || die "$PKG does not actually support the $1 USE flag!"
1620 fi
1585 1621
1586 local USE_BUILT=$(<${USEFILE}) 1622 local USE_BUILT=$(<${USEFILE})
1587 while [[ $# -gt 0 ]] ; do 1623 while [[ $# -gt 0 ]] ; do
1588 if [[ ${opt} = "-o" ]] ; then 1624 if [[ ${opt} = "-o" ]] ; then
1589 has $1 ${USE_BUILT} && return 0 1625 has $1 ${USE_BUILT} && return 0

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