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Revision 1.108 Revision 1.118
1# Copyright 1999-2004 Gentoo Foundation 1# Copyright 1999-2004 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 1.108 2004/10/01 19:23:58 ka0ttic Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/eutils.eclass,v 1.118 2004/10/13 14:33:01 vapier Exp $
4# 4#
5# Author: Martin Schlemmer <azarah@gentoo.org> 5# Author: Martin Schlemmer <azarah@gentoo.org>
6# 6#
7# This eclass is for general purpose functions that most ebuilds 7# This eclass is for general purpose functions that most ebuilds
8# have to implement themselves. 8# have to implement themselves.
112# to point to the latest version of the library present. 112# to point to the latest version of the library present.
113# 113#
114# <azarah@gentoo.org> (26 Oct 2002) 114# <azarah@gentoo.org> (26 Oct 2002)
115# 115#
116gen_usr_ldscript() { 116gen_usr_ldscript() {
117 local libdir="$(get_libdir)"
117 # Just make sure it exists 118 # Just make sure it exists
118 dodir /usr/$(get_libdir) 119 dodir /usr/${libdir}
119 120
120 cat > "${D}/usr/$(get_libdir)/$1" << END_LDSCRIPT 121 cat > "${D}/usr/${libdir}/${1}" << END_LDSCRIPT
121/* GNU ld script 122/* GNU ld script
122 Because Gentoo have critical dynamic libraries 123 Because Gentoo have critical dynamic libraries
123 in /lib, and the static versions in /usr/lib, we 124 in /lib, and the static versions in /usr/lib, we
124 need to have a "fake" dynamic lib in /usr/lib, 125 need to have a "fake" dynamic lib in /usr/lib,
125 otherwise we run into linking problems. 126 otherwise we run into linking problems.
126 See bug #4411 on http://bugs.gentoo.org/ for 127 See bug #4411 on http://bugs.gentoo.org/ for
127 more info. */ 128 more info. */
128GROUP ( /$(get_libdir)/$1 ) 129GROUP ( /${libdir}/${1} )
129END_LDSCRIPT 130END_LDSCRIPT
131 fperms a+x "/usr/${libdir}/${1}"
130} 132}
131 133
132# Simple function to draw a line consisting of '=' the same length as $* 134# Simple function to draw a line consisting of '=' the same length as $*
133# 135#
134# <azarah@gentoo.org> (11 Nov 2002) 136# <azarah@gentoo.org> (11 Nov 2002)
539 541
540# Cheap replacement for when debianutils (and thus mktemp) 542# Cheap replacement for when debianutils (and thus mktemp)
541# does not exist on the users system 543# does not exist on the users system
542# vapier@gentoo.org 544# vapier@gentoo.org
543# 545#
544# Takes just 1 parameter (the directory to create tmpfile in) 546# Takes just 1 optional parameter (the directory to create tmpfile in)
545mymktemp() { 547emktemp() {
546 local topdir="$1" 548 local topdir="$1"
547 549
548 [ -z "${topdir}" ] && topdir=/tmp 550 if [ -z "${topdir}" ]
549 if [ "`which mktemp 2>/dev/null`" ]
550 then 551 then
552 [ -z "${T}" ] \
553 && topdir="/tmp" \
554 || topdir="${T}"
555 fi
556
557 if [ -z "$(type -p mktemp)" ]
558 then
559 local tmp=/
560 while [ -e "${tmp}" ] ; do
561 tmp="${topdir}/tmp.${RANDOM}.${RANDOM}.${RANDOM}"
562 done
563 touch "${tmp}"
564 echo "${tmp}"
565 else
551 mktemp -p ${topdir} 566 mktemp -p "${topdir}"
552 else
553 local tmp="${topdir}/tmp.${RANDOM}.${RANDOM}.${RANDOM}"
554 touch ${tmp}
555 echo ${tmp}
556 fi 567 fi
557} 568}
558 569
559# Small wrapper for getent (Linux), nidump (Mac OS X), 570# Small wrapper for getent (Linux), nidump (Mac OS X),
560# and pw (FreeBSD) used in enewuser()/enewgroup() 571# and pw (FreeBSD) used in enewuser()/enewgroup()
561# Joe Jezak <josejx@gmail.com> and usata@gentoo.org 572# Joe Jezak <josejx@gmail.com> and usata@gentoo.org
562# FBSD stuff: Aaron Walker <ka0ttic@gentoo.org> 573# FBSD stuff: Aaron Walker <ka0ttic@gentoo.org>
563# 574#
564# egetent(database, key) 575# egetent(database, key)
565egetent() { 576egetent() {
566 if use macos || use ppc-macos ; then 577 if useq macos || useq ppc-macos ; then
567 case "$2" in 578 case "$2" in
568 *[!0-9]*) # Non numeric 579 *[!0-9]*) # Non numeric
569 nidump $1 . | awk -F":" "{ if (\$1 ~ /^$2$/) {print \$0;exit;} }" 580 nidump $1 . | awk -F":" "{ if (\$1 ~ /^$2$/) {print \$0;exit;} }"
570 ;; 581 ;;
571 *) # Numeric 582 *) # Numeric
580 else 591 else
581 action="group" 592 action="group"
582 fi 593 fi
583 pw show "${action}" "$2" -q 594 pw show "${action}" "$2" -q
584 else 595 else
596 which nscd >& /dev/null && nscd -i "$1"
585 getent "$1" "$2" 597 getent "$1" "$2"
586 fi 598 fi
587} 599}
588 600
589# Simplify/standardize adding users to the system 601# Simplify/standardize adding users to the system
636 euid="next" 648 euid="next"
637 fi 649 fi
638 if [ "${euid}" == "next" ] 650 if [ "${euid}" == "next" ]
639 then 651 then
640 local pwrange 652 local pwrange
641 if use macos || use ppc-macos || [ "${USERLAND}" == "BSD" ] ; then 653 if [ "${USERLAND}" == "BSD" ] ; then
642 pwrange="`jot 898 101`" 654 pwrange="`jot 898 101`"
643 else 655 else
644 pwrange="`seq 101 999`" 656 pwrange="`seq 101 999`"
645 fi 657 fi
646 for euid in ${pwrange} ; do 658 for euid in ${pwrange} ; do
687 local defgroup="" exgroups="" 699 local defgroup="" exgroups=""
688 700
689 export IFS="," 701 export IFS=","
690 for g in ${egroups} 702 for g in ${egroups}
691 do 703 do
704 export IFS="${oldifs}"
692 if [ -z "`egetent group \"${g}\"`" ] 705 if [ -z "`egetent group \"${g}\"`" ]
693 then 706 then
694 eerror "You must add group ${g} to the system first" 707 eerror "You must add group ${g} to the system first"
695 die "${g} is not a valid GID" 708 die "${g} is not a valid GID"
696 fi 709 fi
698 then 711 then
699 defgroup="${g}" 712 defgroup="${g}"
700 else 713 else
701 exgroups="${exgroups},${g}" 714 exgroups="${exgroups},${g}"
702 fi 715 fi
716 export IFS=","
703 done 717 done
704 export IFS="${oldifs}" 718 export IFS="${oldifs}"
705 719
706 opts="${opts} -g ${defgroup}" 720 opts="${opts} -g ${defgroup}"
707 if [ ! -z "${exgroups}" ] 721 if [ ! -z "${exgroups}" ]
715 729
716 # handle extra and add the user 730 # handle extra and add the user
717 local eextra="$@" 731 local eextra="$@"
718 local oldsandbox="${SANDBOX_ON}" 732 local oldsandbox="${SANDBOX_ON}"
719 export SANDBOX_ON="0" 733 export SANDBOX_ON="0"
720 if use macos || use ppc-macos ; 734 if useq macos || useq ppc-macos ;
721 then 735 then
722 ### Make the user 736 ### Make the user
723 if [ -z "${eextra}" ] 737 if [ -z "${eextra}" ]
724 then 738 then
725 dscl . create /users/${euser} uid ${euid} 739 dscl . create /users/${euser} uid ${euid}
726 dscl . create /users/${euser} shell ${eshell} 740 dscl . create /users/${euser} shell ${eshell}
727 dscl . create /users/${euser} home ${ehome} 741 dscl . create /users/${euser} home ${ehome}
728 dscl . create /users/${euser} realname "added by portage for ${PN}" 742 dscl . create /users/${euser} realname "added by portage for ${PN}"
729 ### Add the user to the groups specified 743 ### Add the user to the groups specified
744 local oldifs="${IFS}"
745 export IFS=","
730 for g in ${egroups} 746 for g in ${egroups}
731 do 747 do
732 # $egroups is , delimited, not space
733 ewarn "This is code is wrong; someone on the OS X team should fix it"
734 dscl . merge /groups/${g} users ${euser} 748 dscl . merge /groups/${g} users ${euser}
735 done 749 done
750 export IFS="${oldifs}"
736 else 751 else
737 einfo "Extra options are not supported on macos yet" 752 einfo "Extra options are not supported on macos yet"
738 einfo "Please report the ebuild along with the info below" 753 einfo "Please report the ebuild along with the info below"
739 einfo "eextra: ${eextra}" 754 einfo "eextra: ${eextra}"
740 die "Required function missing" 755 die "Required function missing"
807 then 822 then
808 if [ "${egid}" -gt 0 ] 823 if [ "${egid}" -gt 0 ]
809 then 824 then
810 if [ -z "`egetent group ${egid}`" ] 825 if [ -z "`egetent group ${egid}`" ]
811 then 826 then
812 if use macos || use ppc-macos ; then 827 if useq macos || useq ppc-macos ; then
813 opts="${opts} ${egid}" 828 opts="${opts} ${egid}"
814 else 829 else
815 opts="${opts} -g ${egid}" 830 opts="${opts} -g ${egid}"
816 fi 831 fi
817 else 832 else
831 opts="${opts} ${eextra}" 846 opts="${opts} ${eextra}"
832 847
833 # add the group 848 # add the group
834 local oldsandbox="${SANDBOX_ON}" 849 local oldsandbox="${SANDBOX_ON}"
835 export SANDBOX_ON="0" 850 export SANDBOX_ON="0"
836 if use macos || use ppc-macos ; 851 if useq macos || useq ppc-macos ;
837 then 852 then
838 if [ ! -z "${eextra}" ]; 853 if [ ! -z "${eextra}" ];
839 then 854 then
840 einfo "Extra options are not supported on macos yet" 855 einfo "Extra options are not supported on macos yet"
841 einfo "Please report the ebuild along with the info below" 856 einfo "Please report the ebuild along with the info below"
879} 894}
880 895
881# Make a desktop file ! 896# Make a desktop file !
882# Great for making those icons in kde/gnome startmenu ! 897# Great for making those icons in kde/gnome startmenu !
883# Amaze your friends ! Get the women ! Join today ! 898# Amaze your friends ! Get the women ! Join today !
884# gnome2 /usr/share/applications
885# gnome1 /usr/share/gnome/apps/
886# KDE ${KDEDIR}/share/applnk /usr/share/applnk
887# 899#
888# make_desktop_entry(<binary>, [name], [icon], [type], [path]) 900# make_desktop_entry(<binary>, [name], [icon], [type], [path])
889# 901#
890# binary: what binary does the app run with ? 902# binary: what binary does the app run with ?
891# name: the name that will show up in the menu 903# name: the name that will show up in the menu
892# icon: give your little like a pretty little icon ... 904# icon: give your little like a pretty little icon ...
893# this can be relative (to /usr/share/pixmaps) or 905# this can be relative (to /usr/share/pixmaps) or
894# a full path to an icon 906# a full path to an icon
895# type: what kind of application is this ? for categories: 907# type: what kind of application is this ? for categories:
896# http://www.freedesktop.org/standards/menu-spec/ 908# http://www.freedesktop.org/standards/menu-spec/
897# path: if your app needs to startup in a specific dir 909# path: if your app needs to startup in a specific dir
898make_desktop_entry() { 910make_desktop_entry() {
899 [ -z "$1" ] && eerror "You must specify the executable" && return 1 911 [ -z "$1" ] && eerror "make_desktop_entry: You must specify the executable" && return 1
900 912
901 local exec="${1}" 913 local exec="${1}"
902 local name="${2:-${PN}}" 914 local name="${2:-${PN}}"
903 local icon="${3:-${PN}.png}" 915 local icon="${3:-${PN}.png}"
904 local type="${4}" 916 local type="${4}"
936Exec=${exec} 948Exec=${exec}
937Path=${path} 949Path=${path}
938Icon=${icon} 950Icon=${icon}
939Categories=Application;${type};" > "${desktop}" 951Categories=Application;${type};" > "${desktop}"
940 952
941 if [ -d "/usr/share/applications" ]
942 then
943 insinto /usr/share/applications 953 insinto /usr/share/applications
944 doins "${desktop}" 954 doins "${desktop}"
945 fi
946
947 #if [ -d "/usr/share/gnome/apps" ]
948 #then
949 # insinto /usr/share/gnome/apps/Games
950 # doins ${desktop}
951 #fi
952
953 #if [ ! -z "`ls /usr/kde/* 2>/dev/null`" ]
954 #then
955 # for ver in /usr/kde/*
956 # do
957 # insinto ${ver}/share/applnk/Games
958 # doins ${desktop}
959 # done
960 #fi
961
962 if [ -d "/usr/share/applnk" ]
963 then
964 insinto /usr/share/applnk/${subdir}
965 doins "${desktop}"
966 fi
967 955
968 return 0 956 return 0
969} 957}
970 958
971# for internal use only (unpack_pdv and unpack_makeself) 959# for internal use only (unpack_pdv and unpack_makeself)
1020 echo ">>> Unpacking ${shrtsrc} to ${PWD}" 1008 echo ">>> Unpacking ${shrtsrc} to ${PWD}"
1021 local metaskip=`tail -c ${sizeoff_t} ${src} | hexdump -e \"%i\"` 1009 local metaskip=`tail -c ${sizeoff_t} ${src} | hexdump -e \"%i\"`
1022 local tailskip=`tail -c $((${sizeoff_t}*2)) ${src} | head -c ${sizeoff_t} | hexdump -e \"%i\"` 1010 local tailskip=`tail -c $((${sizeoff_t}*2)) ${src} | head -c ${sizeoff_t} | hexdump -e \"%i\"`
1023 1011
1024 # grab metadata for debug reasons 1012 # grab metadata for debug reasons
1025 local metafile="`mymktemp ${T}`" 1013 local metafile="$(emktemp)"
1026 tail -c +$((${metaskip}+1)) ${src} > ${metafile} 1014 tail -c +$((${metaskip}+1)) ${src} > ${metafile}
1027 1015
1028 # rip out the final file name from the metadata 1016 # rip out the final file name from the metadata
1029 local datafile="`tail -c +$((${metaskip}+1)) ${src} | strings | head -n 1`" 1017 local datafile="`tail -c +$((${metaskip}+1)) ${src} | strings | head -n 1`"
1030 datafile="`basename ${datafile}`" 1018 datafile="`basename ${datafile}`"
1031 1019
1032 # now lets uncompress/untar the file if need be 1020 # now lets uncompress/untar the file if need be
1033 local tmpfile="`mymktemp ${T}`" 1021 local tmpfile="$(emktemp)"
1034 tail -c +$((${tailskip}+1)) ${src} 2>/dev/null | head -c 512 > ${tmpfile} 1022 tail -c +$((${tailskip}+1)) ${src} 2>/dev/null | head -c 512 > ${tmpfile}
1035 1023
1036 local iscompressed="`file -b ${tmpfile}`" 1024 local iscompressed="`file -b ${tmpfile}`"
1037 if [ "${iscompressed:0:8}" == "compress" ] ; then 1025 if [ "${iscompressed:0:8}" == "compress" ] ; then
1038 iscompressed=1 1026 iscompressed=1
1083# Unpack those pesky makeself generated files ... 1071# Unpack those pesky makeself generated files ...
1084# They're shell scripts with the binary package tagged onto 1072# They're shell scripts with the binary package tagged onto
1085# the end of the archive. Loki utilized the format as does 1073# the end of the archive. Loki utilized the format as does
1086# many other game companies. 1074# many other game companies.
1087# 1075#
1088# Usage: unpack_makeself [file to unpack] [offset] 1076# Usage: unpack_makeself [file to unpack] [offset] [tail|dd]
1089# - If the file is not specified then unpack will utilize ${A}. 1077# - If the file is not specified then unpack will utilize ${A}.
1090# - If the offset is not specified then we will attempt to extract 1078# - If the offset is not specified then we will attempt to extract
1091# the proper offset from the script itself. 1079# the proper offset from the script itself.
1092unpack_makeself() { 1080unpack_makeself() {
1093 local src="`find_unpackable_file $1`" 1081 local src="$(find_unpackable_file "$1")"
1094 local skip="$2" 1082 local skip="$2"
1083 local exe="$3"
1095 1084
1096 local shrtsrc="`basename ${src}`" 1085 local shrtsrc="$(basename "${src}")"
1097 echo ">>> Unpacking ${shrtsrc} to ${PWD}" 1086 echo ">>> Unpacking ${shrtsrc} to ${PWD}"
1098 if [ -z "${skip}" ] 1087 if [ -z "${skip}" ]
1099 then 1088 then
1100 local ver="`grep -a '#.*Makeself' ${src} | awk '{print $NF}'`" 1089 local ver="`grep -a '#.*Makeself' ${src} | awk '{print $NF}'`"
1101 local skip=0 1090 local skip=0
1091 exe=tail
1102 case ${ver} in 1092 case ${ver} in
1103 1.5.*) # tested 1.5.{3,4,5} ... guessing 1.5.x series is same 1093 1.5.*) # tested 1.5.{3,4,5} ... guessing 1.5.x series is same
1104 skip=`grep -a ^skip= ${src} | cut -d= -f2` 1094 skip=$(grep -a ^skip= "${src}" | cut -d= -f2)
1105 ;; 1095 ;;
1106 2.0|2.0.1) 1096 2.0|2.0.1)
1107 skip=`grep -a ^$'\t'tail ${src} | awk '{print $2}' | cut -b2-` 1097 skip=$(grep -a ^$'\t'tail "${src}" | awk '{print $2}' | cut -b2-)
1108 ;; 1098 ;;
1109 2.1.1) 1099 2.1.1)
1110 skip=`grep -a ^offset= ${src} | awk '{print $2}' | cut -b2-` 1100 skip=$(grep -a ^offset= "${src}" | awk '{print $2}' | cut -b2-)
1111 let skip="skip + 1" 1101 let skip="skip + 1"
1112 ;; 1102 ;;
1113 2.1.2) 1103 2.1.2)
1114 skip=`grep -a ^offset= ${src} | awk '{print $3}' | head -n 1` 1104 skip=$(grep -a ^offset= "${src}" | awk '{print $3}' | head -n 1)
1115 let skip="skip + 1" 1105 let skip="skip + 1"
1116 ;; 1106 ;;
1117 2.1.3) 1107 2.1.3)
1118 skip=`grep -a ^offset= ${src} | awk '{print $3}'` 1108 skip=`grep -a ^offset= "${src}" | awk '{print $3}'`
1119 let skip="skip + 1" 1109 let skip="skip + 1"
1110 ;;
1111 2.1.4)
1112 skip=$(grep -a offset=.*head.*wc "${src}" | awk '{print $3}' | head -n 1)
1113 skip=$(head -n ${skip} "${src}" | wc -c)
1114 exe="dd"
1120 ;; 1115 ;;
1121 *) 1116 *)
1122 eerror "I'm sorry, but I was unable to support the Makeself file." 1117 eerror "I'm sorry, but I was unable to support the Makeself file."
1123 eerror "The version I detected was '${ver}'." 1118 eerror "The version I detected was '${ver}'."
1124 eerror "Please file a bug about the file ${shrtsrc} at" 1119 eerror "Please file a bug about the file ${shrtsrc} at"
1126 die "makeself version '${ver}' not supported" 1121 die "makeself version '${ver}' not supported"
1127 ;; 1122 ;;
1128 esac 1123 esac
1129 debug-print "Detected Makeself version ${ver} ... using ${skip} as offset" 1124 debug-print "Detected Makeself version ${ver} ... using ${skip} as offset"
1130 fi 1125 fi
1126 case ${exe} in
1127 tail) exe="tail -n +${skip} '${src}'";;
1128 dd) exe="dd ibs=${skip} skip=1 obs=1024 conv=sync if='${src}'";;
1129 *) die "makeself cant handle exe '${exe}'"
1130 esac
1131 1131
1132 # lets grab the first few bytes of the file to figure out what kind of archive it is 1132 # lets grab the first few bytes of the file to figure out what kind of archive it is
1133 local tmpfile="`mymktemp ${T}`" 1133 local tmpfile="$(emktemp)"
1134 tail -n +${skip} ${src} 2>/dev/null | head -c 512 > ${tmpfile} 1134 eval ${exe} 2>/dev/null | head -c 512 > "${tmpfile}"
1135 local filetype="`file -b ${tmpfile}`" 1135 local filetype="$(file -b "${tmpfile}")"
1136 case ${filetype} in 1136 case ${filetype} in
1137 *tar\ archive) 1137 *tar\ archive)
1138 tail -n +${skip} ${src} | tar --no-same-owner -xf - 1138 eval ${exe} | tar --no-same-owner -xf -
1139 ;; 1139 ;;
1140 bzip2*) 1140 bzip2*)
1141 tail -n +${skip} ${src} | bzip2 -dc | tar --no-same-owner -xf - 1141 eval ${exe} | bzip2 -dc | tar --no-same-owner -xf -
1142 ;; 1142 ;;
1143 gzip*) 1143 gzip*)
1144 tail -n +${skip} ${src} | tar --no-same-owner -xzf - 1144 eval ${exe} | tar --no-same-owner -xzf -
1145 ;; 1145 ;;
1146 compress*) 1146 compress*)
1147 tail -n +${skip} ${src} | gunzip | tar --no-same-owner -xf - 1147 eval ${exe} | gunzip | tar --no-same-owner -xf -
1148 ;; 1148 ;;
1149 *) 1149 *)
1150 eerror "Unknown filetype \"${filetype}\" ?" 1150 eerror "Unknown filetype \"${filetype}\" ?"
1151 false 1151 false
1152 ;; 1152 ;;
1185 return 0 1185 return 0
1186 fi 1186 fi
1187 done 1187 done
1188 set +o noglob; set -$shopts #reset old shell opts 1188 set +o noglob; set -$shopts #reset old shell opts
1189 1189
1190 local licmsg="`mymktemp ${T}`" 1190 local licmsg="$(emktemp)"
1191 cat << EOF > ${licmsg} 1191 cat << EOF > ${licmsg}
1192********************************************************** 1192**********************************************************
1193The following license outlines the terms of use of this 1193The following license outlines the terms of use of this
1194package. You MUST accept this license for installation to 1194package. You MUST accept this license for installation to
1195continue. When you are done viewing, hit 'q'. If you 1195continue. When you are done viewing, hit 'q'. If you
1434 unset LINGUAS 1434 unset LINGUAS
1435 else 1435 else
1436 export LINGUAS="${newls}" 1436 export LINGUAS="${newls}"
1437 fi 1437 fi
1438} 1438}
1439
1440# moved from kernel.eclass since they are generally useful outside of
1441# kernel.eclass -iggy (20041002)
1442
1443# the following functions are useful in kernel module ebuilds, etc.
1444# for an example see ivtv or drbd ebuilds
1445
1446# set's ARCH to match what the kernel expects
1447set_arch_to_kernel() {
1448 export EUTILS_ECLASS_PORTAGE_ARCH="${ARCH}"
1449 case ${ARCH} in
1450 x86) export ARCH="i386";;
1451 amd64) export ARCH="x86_64";;
1452 hppa) export ARCH="parisc";;
1453 mips) export ARCH="mips";;
1454 *) export ARCH="${ARCH}";;
1455 esac
1456}
1457
1458# set's ARCH back to what portage expects
1459set_arch_to_portage() {
1460 export ARCH="${EUTILS_ECLASS_PORTAGE_ARCH}"
1461}
1462
1463# Jeremy Huddleston <eradicator@gentoo.org>:
1464# preserve_old_lib /path/to/libblah.so.0
1465# preserve_old_lib_notify /path/to/libblah.so.0
1466#
1467# These functions are useful when a lib in your package changes --soname. Such
1468# an example might be from libogg.so.0 to libogg.so.1. Removing libogg.so.0
1469# would break packages that link against it. Most people get around this
1470# by using the portage SLOT mechanism, but that is not always a relevant
1471# solution, so instead you can add the following to your ebuilds:
1472#
1473# src_install() {
1474# ...
1475# preserve_old_lib /usr/$(get_libdir)/libogg.so.0
1476# ...
1477# }
1478#
1479# pkg_postinst() {
1480# ...
1481# preserve_old_lib_notify /usr/$(get_libdir)/libogg.so.0
1482# ...
1483# }
1484
1485preserve_old_lib() {
1486 LIB=$1
1487
1488 if [ -n "${LIB}" -a -f "${ROOT}${LIB}" ]; then
1489 SONAME=`basename ${LIB}`
1490 DIRNAME=`dirname ${LIB}`
1491
1492 dodir ${DIRNAME}
1493 cp ${ROOT}${LIB} ${D}${DIRNAME}
1494 touch ${D}${LIB}
1495 fi
1496}
1497
1498preserve_old_lib_notify() {
1499 LIB=$1
1500
1501 if [ -n "${LIB}" -a -f "${ROOT}${LIB}" ]; then
1502 SONAME=`basename ${LIB}`
1503
1504 einfo "An old version of an installed library was detected on your system."
1505 einfo "In order to avoid breaking packages that link against is, this older version"
1506 einfo "is not being removed. In order to make full use of this newer version,"
1507 einfo "you will need to execute the following command:"
1508 einfo " revdep-rebuild --soname ${SONAME}"
1509 einfo
1510 einfo "After doing that, you can safely remove ${LIB}"
1511 einfo "Note: 'emerge gentoolkit' to get revdep-rebuild"
1512 fi
1513}

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