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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 1.100 2004/09/12 07:16:45 mr_bones_ Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/eutils.eclass,v 1.114 2004/10/06 04:21:08 usata 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.
49# to assume all libraries will end up in lib. Replace any (sane) instances 49# to assume all libraries will end up in lib. Replace any (sane) instances
50# where lib is named directly with $(get_libdir) if possible. 50# where lib is named directly with $(get_libdir) if possible.
51# 51#
52# Travis Tilley <lv@gentoo.org> (24 Aug 2004) 52# Travis Tilley <lv@gentoo.org> (24 Aug 2004)
53get_libdir() { 53get_libdir() {
54 LIBDIR_TEST=$(type econf)
54 if [ ! -z "${CONF_LIBDIR_OVERRIDE}" ] ; then 55 if [ ! -z "${CONF_LIBDIR_OVERRIDE}" ] ; then
55 # if there is an override, we want to use that... always. 56 # if there is an override, we want to use that... always.
56 CONF_LIBDIR="${CONF_LIBDIR_OVERRIDE}" 57 CONF_LIBDIR="${CONF_LIBDIR_OVERRIDE}"
58 # We don't need to know the verison of portage. We only need to know
59 # if there is support for CONF_LIBDIR in econf and co.
60 # Danny van Dyk <kugelfang@gentoo.org> 2004/17/09
57 elif portageq has_version / '<sys-apps/portage-2.0.51_pre20' ; then 61 #elif portageq has_version / '<sys-apps/portage-2.0.51_pre20' ; then
58 # and if there isnt an override, and we're using a version of 62 # # and if there isnt an override, and we're using a version of
59 # portage without CONF_LIBDIR support, force the use of lib. dolib 63 # # portage without CONF_LIBDIR support, force the use of lib. dolib
60 # and friends from portage 2.0.50 wont be too happy otherwise. 64 # # and friends from portage 2.0.50 wont be too happy otherwise.
65 # CONF_LIBDIR="lib"
66 #fi
67 elif [ "${LIBDIR_TEST/CONF_LIBDIR}" == "${LIBDIR_TEST}" ]; then # we don't have CONF_LIBDIR support
68 # will be <portage-2.0.51_pre20
61 CONF_LIBDIR="lib" 69 CONF_LIBDIR="lib"
62 fi 70 fi
63 # and of course, default to lib if CONF_LIBDIR isnt set 71 # and of course, default to lib if CONF_LIBDIR isnt set
64 echo ${CONF_LIBDIR:=lib} 72 echo ${CONF_LIBDIR:=lib}
73 unset LIBDIR_TEST
65} 74}
75
76
77get_multilibdir() {
78 echo ${CONF_MULTILIBDIR:=lib32}
79}
80
66 81
67# Sometimes you need to override the value returned by get_libdir. A good 82# Sometimes you need to override the value returned by get_libdir. A good
68# example of this is xorg-x11, where lib32 isnt a supported configuration, 83# example of this is xorg-x11, where lib32 isnt a supported configuration,
69# and where lib64 -must- be used on amd64 (for applications that need lib 84# and where lib64 -must- be used on amd64 (for applications that need lib
70# to be 32bit, such as adobe acrobat). Note that this override also bypasses 85# to be 32bit, such as adobe acrobat). Note that this override also bypasses
97# to point to the latest version of the library present. 112# to point to the latest version of the library present.
98# 113#
99# <azarah@gentoo.org> (26 Oct 2002) 114# <azarah@gentoo.org> (26 Oct 2002)
100# 115#
101gen_usr_ldscript() { 116gen_usr_ldscript() {
117 local libdir="$(get_libdir)"
102 # Just make sure it exists 118 # Just make sure it exists
103 dodir /usr/$(get_libdir) 119 dodir /usr/${libdir}
104 120
105 cat > ${D}/usr/$(get_libdir)/$1 <<"END_LDSCRIPT" 121 cat > "${D}/usr/${libdir}/${1}" << END_LDSCRIPT
106/* GNU ld script 122/* GNU ld script
107 Because Gentoo have critical dynamic libraries 123 Because Gentoo have critical dynamic libraries
108 in /lib, and the static versions in /usr/lib, we 124 in /lib, and the static versions in /usr/lib, we
109 need to have a "fake" dynamic lib in /usr/lib, 125 need to have a "fake" dynamic lib in /usr/lib,
110 otherwise we run into linking problems. 126 otherwise we run into linking problems.
111 See bug #4411 on http://bugs.gentoo.org/ for 127 See bug #4411 on http://bugs.gentoo.org/ for
112 more info. */ 128 more info. */
129GROUP ( /${libdir}/${1} )
113END_LDSCRIPT 130END_LDSCRIPT
114 131 fperms a+x "/usr/${libdir}/${1}"
115 echo "GROUP ( /$(get_libdir)/libxxx )" >> ${D}/usr/$(get_libdir)/$1
116 dosed "s:libxxx:$1:" /usr/$(get_libdir)/$1
117
118 return 0
119} 132}
120 133
121# 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 $*
122# 135#
123# <azarah@gentoo.org> (11 Nov 2002) 136# <azarah@gentoo.org> (11 Nov 2002)
543 touch ${tmp} 556 touch ${tmp}
544 echo ${tmp} 557 echo ${tmp}
545 fi 558 fi
546} 559}
547 560
548# Small wrapper for getent (Linux) and nidump (Mac OS X) 561# Small wrapper for getent (Linux), nidump (Mac OS X),
549# used in enewuser()/enewgroup() 562# and pw (FreeBSD) used in enewuser()/enewgroup()
550# Joe Jezak <josejx@gmail.com> and usata@gentoo.org 563# Joe Jezak <josejx@gmail.com> and usata@gentoo.org
564# FBSD stuff: Aaron Walker <ka0ttic@gentoo.org>
551# 565#
552# egetent(database, key) 566# egetent(database, key)
553egetent() { 567egetent() {
554 if [ "${ARCH}" == "macos" ] ; then 568 if useq macos || useq ppc-macos ; then
555 case "$2" in 569 case "$2" in
556 *[!0-9]*) # Non numeric 570 *[!0-9]*) # Non numeric
557 nidump $1 . | awk -F":" "{ if (\$1 ~ /^$2$/) {print \$0;exit;} }" 571 nidump $1 . | awk -F":" "{ if (\$1 ~ /^$2$/) {print \$0;exit;} }"
558 ;; 572 ;;
559 *) # Numeric 573 *) # Numeric
560 nidump $1 . | awk -F":" "{ if (\$3 == $2) {print \$0;exit;} }" 574 nidump $1 . | awk -F":" "{ if (\$3 == $2) {print \$0;exit;} }"
561 ;; 575 ;;
562 esac 576 esac
577 elif useq x86-fbsd ; then
578 local action
579 if [ "$1" == "passwd" ]
580 then
581 action="user"
563 else 582 else
583 action="group"
584 fi
585 pw show "${action}" "$2" -q
586 else
587 which nscd >& /dev/null && nscd -i "$1"
564 getent $1 $2 588 getent "$1" "$2"
565 fi 589 fi
566} 590}
567 591
568# Simplify/standardize adding users to the system 592# Simplify/standardize adding users to the system
569# vapier@gentoo.org 593# vapier@gentoo.org
615 euid="next" 639 euid="next"
616 fi 640 fi
617 if [ "${euid}" == "next" ] 641 if [ "${euid}" == "next" ]
618 then 642 then
619 local pwrange 643 local pwrange
620 if [ "${ARCH}" == "macos" ] ; then 644 if [ "${USERLAND}" == "BSD" ] ; then
621 pwrange="`jot 898 101`" 645 pwrange="`jot 898 101`"
622 else 646 else
623 pwrange="`seq 101 999`" 647 pwrange="`seq 101 999`"
624 fi 648 fi
625 for euid in ${pwrange} ; do 649 for euid in ${pwrange} ; do
637 then 661 then
638 eerror "A shell was specified but it does not exist !" 662 eerror "A shell was specified but it does not exist !"
639 die "${eshell} does not exist" 663 die "${eshell} does not exist"
640 fi 664 fi
641 else 665 else
666 if [ "${USERLAND}" == "BSD" ]
667 then
668 eshell="/usr/bin/false"
669 else
642 eshell="/bin/false" 670 eshell="/bin/false"
671 fi
643 fi 672 fi
644 einfo " - Shell: ${eshell}" 673 einfo " - Shell: ${eshell}"
645 opts="${opts} -s ${eshell}" 674 opts="${opts} -s ${eshell}"
646 675
647 # handle homedir 676 # handle homedir
656 # handle groups 685 # handle groups
657 local egroups="$1"; shift 686 local egroups="$1"; shift
658 if [ ! -z "${egroups}" ] 687 if [ ! -z "${egroups}" ]
659 then 688 then
660 local oldifs="${IFS}" 689 local oldifs="${IFS}"
690 local defgroup="" exgroups=""
691
661 export IFS="," 692 export IFS=","
662 for g in ${egroups} 693 for g in ${egroups}
663 do 694 do
664 if [ -z "`egetent group \"${g}\"`" ] 695 if [ -z "`egetent group \"${g}\"`" ]
665 then 696 then
666 eerror "You must add group ${g} to the system first" 697 eerror "You must add group ${g} to the system first"
667 die "${g} is not a valid GID" 698 die "${g} is not a valid GID"
668 fi 699 fi
700 if [ -z "${defgroup}" ]
701 then
702 defgroup="${g}"
703 else
704 exgroups="${exgroups},${g}"
705 fi
669 done 706 done
670 export IFS="${oldifs}" 707 export IFS="${oldifs}"
708
671 opts="${opts} -g ${egroups}" 709 opts="${opts} -g ${defgroup}"
710 if [ ! -z "${exgroups}" ]
711 then
712 opts="${opts} -G ${exgroups:1}"
713 fi
672 else 714 else
673 egroups="(none)" 715 egroups="(none)"
674 fi 716 fi
675 einfo " - Groups: ${egroups}" 717 einfo " - Groups: ${egroups}"
676 718
677 # handle extra and add the user 719 # handle extra and add the user
678 local eextra="$@" 720 local eextra="$@"
679 local oldsandbox="${SANDBOX_ON}" 721 local oldsandbox="${SANDBOX_ON}"
680 export SANDBOX_ON="0" 722 export SANDBOX_ON="0"
681 if [ "${ARCH}" == "macos" ]; 723 if useq macos || useq ppc-macos ;
682 then 724 then
683 ### Make the user 725 ### Make the user
684 if [ -z "${eextra}" ] 726 if [ -z "${eextra}" ]
685 then 727 then
686 dscl . create /users/${euser} uid ${euid} 728 dscl . create /users/${euser} uid ${euid}
688 dscl . create /users/${euser} home ${ehome} 730 dscl . create /users/${euser} home ${ehome}
689 dscl . create /users/${euser} realname "added by portage for ${PN}" 731 dscl . create /users/${euser} realname "added by portage for ${PN}"
690 ### Add the user to the groups specified 732 ### Add the user to the groups specified
691 for g in ${egroups} 733 for g in ${egroups}
692 do 734 do
735 # $egroups is , delimited, not space
736 ewarn "This is code is wrong; someone on the OS X team should fix it"
693 dscl . merge /groups/${g} users ${euser} 737 dscl . merge /groups/${g} users ${euser}
694 done 738 done
695 else 739 else
696 einfo "Extra options are not supported on macos yet" 740 einfo "Extra options are not supported on macos yet"
697 einfo "Please report the ebuild along with the info below" 741 einfo "Please report the ebuild along with the info below"
698 einfo "eextra: ${eextra}" 742 einfo "eextra: ${eextra}"
699 die "Required function missing" 743 die "Required function missing"
744 fi
745 elif use x86-fbsd ; then
746 if [ -z "${eextra}" ]
747 then
748 pw useradd ${euser} ${opts} \
749 -c "added by portage for ${PN}" \
750 die "enewuser failed"
751 else
752 einfo " - Extra: ${eextra}"
753 pw useradd ${euser} ${opts} \
754 -c ${eextra} || die "enewuser failed"
700 fi 755 fi
701 else 756 else
702 if [ -z "${eextra}" ] 757 if [ -z "${eextra}" ]
703 then 758 then
704 useradd ${opts} ${euser} \ 759 useradd ${opts} ${euser} \
755 then 810 then
756 if [ "${egid}" -gt 0 ] 811 if [ "${egid}" -gt 0 ]
757 then 812 then
758 if [ -z "`egetent group ${egid}`" ] 813 if [ -z "`egetent group ${egid}`" ]
759 then 814 then
760 if [ "${ARCH}" == "macos" ] ; then 815 if useq macos || useq ppc-macos ; then
761 opts="${opts} ${egid}" 816 opts="${opts} ${egid}"
762 else 817 else
763 opts="${opts} -g ${egid}" 818 opts="${opts} -g ${egid}"
764 fi 819 fi
765 else 820 else
779 opts="${opts} ${eextra}" 834 opts="${opts} ${eextra}"
780 835
781 # add the group 836 # add the group
782 local oldsandbox="${SANDBOX_ON}" 837 local oldsandbox="${SANDBOX_ON}"
783 export SANDBOX_ON="0" 838 export SANDBOX_ON="0"
784 if [ "${ARCH}" == "macos" ]; 839 if useq macos || useq ppc-macos ;
785 then 840 then
786 if [ ! -z "${eextra}" ]; 841 if [ ! -z "${eextra}" ];
787 then 842 then
788 einfo "Extra options are not supported on macos yet" 843 einfo "Extra options are not supported on macos yet"
789 einfo "Please report the ebuild along with the info below" 844 einfo "Please report the ebuild along with the info below"
798 [ -z "`egetent group ${egid}`" ] && break 853 [ -z "`egetent group ${egid}`" ] && break
799 done 854 done
800 esac 855 esac
801 dscl . create /groups/${egroup} gid ${egid} 856 dscl . create /groups/${egroup} gid ${egid}
802 dscl . create /groups/${egroup} passwd '*' 857 dscl . create /groups/${egroup} passwd '*'
858 elif use x86-fbsd ; then
859 case ${egid} in
860 *[!0-9]*) # Non numeric
861 for egid in `jot 898 101`; do
862 [ -z "`egetent group ${egid}`" ] && break
863 done
864 esac
865 pw groupadd ${egroup} -g ${egid} || die "enewgroup failed"
803 else 866 else
804 groupadd ${opts} ${egroup} || die "enewgroup failed" 867 groupadd ${opts} ${egroup} || die "enewgroup failed"
805 fi 868 fi
806 export SANDBOX_ON="${oldsandbox}" 869 export SANDBOX_ON="${oldsandbox}"
807} 870}
1023# Unpack those pesky makeself generated files ... 1086# Unpack those pesky makeself generated files ...
1024# They're shell scripts with the binary package tagged onto 1087# They're shell scripts with the binary package tagged onto
1025# the end of the archive. Loki utilized the format as does 1088# the end of the archive. Loki utilized the format as does
1026# many other game companies. 1089# many other game companies.
1027# 1090#
1028# Usage: unpack_makeself [file to unpack] [offset] 1091# Usage: unpack_makeself [file to unpack] [offset] [tail|dd]
1029# - If the file is not specified then unpack will utilize ${A}. 1092# - If the file is not specified then unpack will utilize ${A}.
1030# - If the offset is not specified then we will attempt to extract 1093# - If the offset is not specified then we will attempt to extract
1031# the proper offset from the script itself. 1094# the proper offset from the script itself.
1032unpack_makeself() { 1095unpack_makeself() {
1033 local src="`find_unpackable_file $1`" 1096 local src="$(find_unpackable_file "$1")"
1034 local skip="$2" 1097 local skip="$2"
1098 local exe="$3"
1035 1099
1036 local shrtsrc="`basename ${src}`" 1100 local shrtsrc="$(basename "${src}")"
1037 echo ">>> Unpacking ${shrtsrc} to ${PWD}" 1101 echo ">>> Unpacking ${shrtsrc} to ${PWD}"
1038 if [ -z "${skip}" ] 1102 if [ -z "${skip}" ]
1039 then 1103 then
1040 local ver="`grep -a '#.*Makeself' ${src} | awk '{print $NF}'`" 1104 local ver="`grep -a '#.*Makeself' ${src} | awk '{print $NF}'`"
1041 local skip=0 1105 local skip=0
1106 exe=tail
1042 case ${ver} in 1107 case ${ver} in
1043 1.5.*) # tested 1.5.{3,4,5} ... guessing 1.5.x series is same 1108 1.5.*) # tested 1.5.{3,4,5} ... guessing 1.5.x series is same
1044 skip=`grep -a ^skip= ${src} | cut -d= -f2` 1109 skip=$(grep -a ^skip= "${src}" | cut -d= -f2)
1045 ;; 1110 ;;
1046 2.0|2.0.1) 1111 2.0|2.0.1)
1047 skip=`grep -a ^$'\t'tail ${src} | awk '{print $2}' | cut -b2-` 1112 skip=$(grep -a ^$'\t'tail "${src}" | awk '{print $2}' | cut -b2-)
1048 ;; 1113 ;;
1049 2.1.1) 1114 2.1.1)
1050 skip=`grep -a ^offset= ${src} | awk '{print $2}' | cut -b2-` 1115 skip=$(grep -a ^offset= "${src}" | awk '{print $2}' | cut -b2-)
1051 let skip="skip + 1" 1116 let skip="skip + 1"
1052 ;; 1117 ;;
1053 2.1.2) 1118 2.1.2)
1054 skip=`grep -a ^offset= ${src} | awk '{print $3}' | head -n 1` 1119 skip=$(grep -a ^offset= "${src}" | awk '{print $3}' | head -n 1)
1055 let skip="skip + 1" 1120 let skip="skip + 1"
1056 ;; 1121 ;;
1057 2.1.3) 1122 2.1.3)
1058 skip=`grep -a ^offset= ${src} | awk '{print $3}'` 1123 skip=`grep -a ^offset= "${src}" | awk '{print $3}'`
1059 let skip="skip + 1" 1124 let skip="skip + 1"
1125 ;;
1126 2.1.4)
1127 skip=$(grep -a offset=.*head.*wc "${src}" | awk '{print $3}' | head -n 1)
1128 skip=$(head -n ${skip} "${src}" | wc -c)
1129 exe="dd"
1060 ;; 1130 ;;
1061 *) 1131 *)
1062 eerror "I'm sorry, but I was unable to support the Makeself file." 1132 eerror "I'm sorry, but I was unable to support the Makeself file."
1063 eerror "The version I detected was '${ver}'." 1133 eerror "The version I detected was '${ver}'."
1064 eerror "Please file a bug about the file ${shrtsrc} at" 1134 eerror "Please file a bug about the file ${shrtsrc} at"
1066 die "makeself version '${ver}' not supported" 1136 die "makeself version '${ver}' not supported"
1067 ;; 1137 ;;
1068 esac 1138 esac
1069 debug-print "Detected Makeself version ${ver} ... using ${skip} as offset" 1139 debug-print "Detected Makeself version ${ver} ... using ${skip} as offset"
1070 fi 1140 fi
1141 case ${exe} in
1142 tail) exe="tail -n +${skip} '${src}'";;
1143 dd) exe="dd ibs=${skip} skip=1 obs=1024 conv=sync if='${src}'";;
1144 *) die "makeself cant handle exe '${exe}'"
1145 esac
1071 1146
1072 # lets grab the first few bytes of the file to figure out what kind of archive it is 1147 # lets grab the first few bytes of the file to figure out what kind of archive it is
1073 local tmpfile="`mymktemp ${T}`" 1148 local tmpfile="$(mymktemp "${T}")"
1074 tail -n +${skip} ${src} 2>/dev/null | head -c 512 > ${tmpfile} 1149 eval ${exe} 2>/dev/null | head -c 512 > "${tmpfile}"
1075 local filetype="`file -b ${tmpfile}`" 1150 local filetype="$(file -b "${tmpfile}")"
1076 case ${filetype} in 1151 case ${filetype} in
1077 *tar\ archive) 1152 *tar\ archive)
1078 tail -n +${skip} ${src} | tar --no-same-owner -xf - 1153 eval ${exe} | tar --no-same-owner -xf -
1079 ;; 1154 ;;
1080 bzip2*) 1155 bzip2*)
1081 tail -n +${skip} ${src} | bzip2 -dc | tar --no-same-owner -xf - 1156 eval ${exe} | bzip2 -dc | tar --no-same-owner -xf -
1082 ;; 1157 ;;
1083 gzip*) 1158 gzip*)
1084 tail -n +${skip} ${src} | tar --no-same-owner -xzf - 1159 eval ${exe} | tar --no-same-owner -xzf -
1085 ;; 1160 ;;
1086 compress*) 1161 compress*)
1087 tail -n +${skip} ${src} | gunzip | tar --no-same-owner -xf - 1162 eval ${exe} | gunzip | tar --no-same-owner -xf -
1088 ;; 1163 ;;
1089 *) 1164 *)
1090 eerror "Unknown filetype \"${filetype}\" ?" 1165 eerror "Unknown filetype \"${filetype}\" ?"
1091 false 1166 false
1092 ;; 1167 ;;
1114 [ ! -f "${lic}" ] && die "Could not find requested license ${src}" 1189 [ ! -f "${lic}" ] && die "Could not find requested license ${src}"
1115 local l="`basename ${lic}`" 1190 local l="`basename ${lic}`"
1116 1191
1117 # here is where we check for the licenses the user already 1192 # here is where we check for the licenses the user already
1118 # accepted ... if we don't find a match, we make the user accept 1193 # accepted ... if we don't find a match, we make the user accept
1194 local shopts=$-
1119 local alic 1195 local alic
1196 set -o noglob #so that bash doesn't expand "*"
1120 for alic in "${ACCEPT_LICENSE}" ; do 1197 for alic in ${ACCEPT_LICENSE} ; do
1121 [ "${alic}" == "*" ] && return 0 1198 if [[ ${alic} == * || ${alic} == ${l} ]]; then
1122 [ "${alic}" == "${l}" ] && return 0 1199 set +o noglob; set -${shopts} #reset old shell opts
1200 return 0
1201 fi
1123 done 1202 done
1203 set +o noglob; set -$shopts #reset old shell opts
1124 1204
1125 local licmsg="`mymktemp ${T}`" 1205 local licmsg="`mymktemp ${T}`"
1126 cat << EOF > ${licmsg} 1206 cat << EOF > ${licmsg}
1127********************************************************** 1207**********************************************************
1128The following license outlines the terms of use of this 1208The following license outlines the terms of use of this
1369 unset LINGUAS 1449 unset LINGUAS
1370 else 1450 else
1371 export LINGUAS="${newls}" 1451 export LINGUAS="${newls}"
1372 fi 1452 fi
1373} 1453}
1454
1455# moved from kernel.eclass since they are generally useful outside of
1456# kernel.eclass -iggy (20041002)
1457
1458# the following functions are useful in kernel module ebuilds, etc.
1459# for an example see ivtv or drbd ebuilds
1460
1461# set's ARCH to match what the kernel expects
1462set_arch_to_kernel() {
1463 export EUTILS_ECLASS_PORTAGE_ARCH="${ARCH}"
1464 case ${ARCH} in
1465 x86) export ARCH="i386";;
1466 amd64) export ARCH="x86_64";;
1467 hppa) export ARCH="parisc";;
1468 mips) export ARCH="mips";;
1469 *) export ARCH="${ARCH}";;
1470 esac
1471}
1472
1473# set's ARCH back to what portage expects
1474set_arch_to_portage() {
1475 export ARCH="${EUTILS_ECLASS_PORTAGE_ARCH}"
1476}
1477
1478# Jeremy Huddleston <eradicator@gentoo.org>:
1479# preserve_old_lib /path/to/libblah.so.0
1480# preserve_old_lib_notify /path/to/libblah.so.0
1481#
1482# These functions are useful when a lib in your package changes --soname. Such
1483# an example might be from libogg.so.0 to libogg.so.1. Removing libogg.so.0
1484# would break packages that link against it. Most people get around this
1485# by using the portage SLOT mechanism, but that is not always a relevant
1486# solution, so instead you can add the following to your ebuilds:
1487#
1488# src_install() {
1489# ...
1490# preserve_old_lib /usr/$(get_libdir)/libogg.so.0
1491# ...
1492# }
1493#
1494# pkg_postinst() {
1495# ...
1496# preserve_old_lib_notify /usr/$(get_libdir)/libogg.so.0
1497# ...
1498# }
1499
1500preserve_old_lib() {
1501 LIB=$1
1502
1503 if [ -n "${LIB}" -a -f "${ROOT}${LIB}" ]; then
1504 SONAME=`basename ${LIB}`
1505 DIRNAME=`dirname ${LIB}`
1506
1507 dodir ${DIRNAME}
1508 cp ${ROOT}${LIB} ${D}${DIRNAME}
1509 touch ${D}${LIB}
1510 fi
1511}
1512
1513preserve_old_lib_notify() {
1514 LIB=$1
1515
1516 if [ -n "${LIB}" -a -f "${ROOT}${LIB}" ]; then
1517 SONAME=`basename ${LIB}`
1518
1519 einfo "An old version of an installed library was detected on your system."
1520 einfo "In order to avoid breaking packages that link against is, this older version"
1521 einfo "is not being removed. In order to make full use of this newer version,"
1522 einfo "you will need to execute the following command:"
1523 einfo " revdep-rebuild --soname ${SONAME}"
1524 einfo
1525 einfo "After doing that, you can safely remove ${LIB}"
1526 fi
1527}

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