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1# Copyright 1999-2007 Gentoo Foundation 1# Copyright 1999-2007 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 1.285 2007/07/07 17:30:45 vapier Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/eutils.eclass,v 1.294 2008/01/14 04:52:35 vapier Exp $
4 4
5# @ECLASS: eutils.eclass 5# @ECLASS: eutils.eclass
6# @MAINTAINER: 6# @MAINTAINER:
7# base-system@gentoo.org 7# base-system@gentoo.org
8# @BLURB: many extra (but common) functions that are used in ebuilds 8# @BLURB: many extra (but common) functions that are used in ebuilds
9# @DESCRIPTION: 9# @DESCRIPTION:
10# The eutils eclass contains a suite of functions that complement 10# The eutils eclass contains a suite of functions that complement
11# the ones that ebuild.sh already contain. The idea is that the functions 11# the ones that ebuild.sh already contain. The idea is that the functions
12# are not required in all ebuilds but enough utilize them to have a common 12# are not required in all ebuilds but enough utilize them to have a common
13# home rather than having multiple ebuilds implementing the same thing. 13# home rather than having multiple ebuilds implementing the same thing.
14# 14#
15# Due to the nature of this eclass, some functions may have maintainers 15# Due to the nature of this eclass, some functions may have maintainers
16# different from the overall eclass! 16# different from the overall eclass!
17 17
18inherit multilib portability 18inherit multilib portability
19 19
143 local EPATCH_SOURCE="$1/*" 143 local EPATCH_SOURCE="$1/*"
144 else 144 else
145 local EPATCH_SOURCE="$1/*.${EPATCH_SUFFIX}" 145 local EPATCH_SOURCE="$1/*.${EPATCH_SUFFIX}"
146 fi 146 fi
147 else 147 else
148 if [ ! -d ${EPATCH_SOURCE} ] || [ -n "$1" ] 148 if [[ ! -d ${EPATCH_SOURCE} ]] || [[ -n $1 ]] ; then
149 then
150 if [ -n "$1" -a "${EPATCH_SOURCE}" = "${WORKDIR}/patch" ] 149 if [ -n "$1" -a "${EPATCH_SOURCE}" = "${WORKDIR}/patch" ]
151 then 150 then
152 EPATCH_SOURCE="$1" 151 EPATCH_SOURCE="$1"
153 fi 152 fi
154 153
739make_desktop_entry() { 738make_desktop_entry() {
740 [[ -z $1 ]] && eerror "make_desktop_entry: You must specify the executable" && return 1 739 [[ -z $1 ]] && eerror "make_desktop_entry: You must specify the executable" && return 1
741 740
742 local exec=${1} 741 local exec=${1}
743 local name=${2:-${PN}} 742 local name=${2:-${PN}}
744 local icon=${3:-${PN}.png} 743 local icon=${3:-${PN}}
745 local type=${4} 744 local type=${4}
746 local path=${5} 745 local path=${5}
747 746
748 if [[ -z ${type} ]] ; then 747 if [[ -z ${type} ]] ; then
749 local catmaj=${CATEGORY%%-*} 748 local catmaj=${CATEGORY%%-*}
873 local desktop="${T}/$(echo ${exec} | sed 's:[[:space:]/:]:_:g')-${desktop_name}.desktop" 872 local desktop="${T}/$(echo ${exec} | sed 's:[[:space:]/:]:_:g')-${desktop_name}.desktop"
874 #local desktop=${T}/${exec%% *:-${desktop_name}}.desktop 873 #local desktop=${T}/${exec%% *:-${desktop_name}}.desktop
875 874
876 cat <<-EOF > "${desktop}" 875 cat <<-EOF > "${desktop}"
877 [Desktop Entry] 876 [Desktop Entry]
878 Encoding=UTF-8
879 Version=1.0 877 Version=1.0
880 Name=${name} 878 Name=${name}
881 Type=Application 879 Type=Application
882 Comment=${DESCRIPTION} 880 Comment=${DESCRIPTION}
883 Exec=${exec} 881 Exec=${exec}
884 TryExec=${exec%% *} 882 TryExec=${exec%% *}
885 Path=${path}
886 Icon=${icon} 883 Icon=${icon}
887 Categories=${type}; 884 Categories=${type};
888 EOF 885 EOF
886
887 [[ ${path} ]] && echo "Path=${path}" >> "${desktop}"
889 888
890 ( 889 (
891 # wrap the env here so that the 'insinto' call 890 # wrap the env here so that the 'insinto' call
892 # doesn't corrupt the env of the caller 891 # doesn't corrupt the env of the caller
893 insinto /usr/share/applications 892 insinto /usr/share/applications
936 local command=$2 935 local command=$2
937 local desktop=${T}/${wm}.desktop 936 local desktop=${T}/${wm}.desktop
938 937
939 cat <<-EOF > "${desktop}" 938 cat <<-EOF > "${desktop}"
940 [Desktop Entry] 939 [Desktop Entry]
941 Encoding=UTF-8
942 Name=${title} 940 Name=${title}
943 Comment=This session logs you into ${title} 941 Comment=This session logs you into ${title}
944 Exec=${command} 942 Exec=${command}
945 TryExec=${command} 943 TryExec=${command}
946 Type=Application 944 Type=Application
1059# @DESCRIPTION: 1057# @DESCRIPTION:
1060# Unpack those pesky pdv generated files ... 1058# Unpack those pesky pdv generated files ...
1061# They're self-unpacking programs with the binary package stuffed in 1059# They're self-unpacking programs with the binary package stuffed in
1062# the middle of the archive. Valve seems to use it a lot ... too bad 1060# the middle of the archive. Valve seems to use it a lot ... too bad
1063# it seems to like to segfault a lot :(. So lets take it apart ourselves. 1061# it seems to like to segfault a lot :(. So lets take it apart ourselves.
1064# 1062#
1065# You have to specify the off_t size ... I have no idea how to extract that 1063# You have to specify the off_t size ... I have no idea how to extract that
1066# information out of the binary executable myself. Basically you pass in 1064# information out of the binary executable myself. Basically you pass in
1067# the size of the off_t type (in bytes) on the machine that built the pdv 1065# the size of the off_t type (in bytes) on the machine that built the pdv
1068# archive. 1066# archive.
1069# 1067#
1070# One way to determine this is by running the following commands: 1068# One way to determine this is by running the following commands:
1069#
1070# @CODE
1071# strings <pdv archive> | grep lseek 1071# strings <pdv archive> | grep lseek
1072# strace -elseek <pdv archive> 1072# strace -elseek <pdv archive>
1073# @CODE
1074#
1073# Basically look for the first lseek command (we do the strings/grep because 1075# Basically look for the first lseek command (we do the strings/grep because
1074# sometimes the function call is _llseek or something) and steal the 2nd 1076# sometimes the function call is _llseek or something) and steal the 2nd
1075# parameter. Here is an example: 1077# parameter. Here is an example:
1078#
1079# @CODE
1076# vapier@vapier 0 pdv_unpack # strings hldsupdatetool.bin | grep lseek 1080# vapier@vapier 0 pdv_unpack # strings hldsupdatetool.bin | grep lseek
1077# lseek 1081# lseek
1078# vapier@vapier 0 pdv_unpack # strace -elseek ./hldsupdatetool.bin 1082# vapier@vapier 0 pdv_unpack # strace -elseek ./hldsupdatetool.bin
1079# lseek(3, -4, SEEK_END) = 2981250 1083# lseek(3, -4, SEEK_END) = 2981250
1084# @CODE
1085#
1080# Thus we would pass in the value of '4' as the second parameter. 1086# Thus we would pass in the value of '4' as the second parameter.
1081unpack_pdv() { 1087unpack_pdv() {
1082 local src=$(find_unpackable_file "$1") 1088 local src=$(find_unpackable_file "$1")
1083 local sizeoff_t=$2 1089 local sizeoff_t=$2
1084 1090
1154# @DESCRIPTION: 1160# @DESCRIPTION:
1155# Unpack those pesky makeself generated files ... 1161# Unpack those pesky makeself generated files ...
1156# They're shell scripts with the binary package tagged onto 1162# They're shell scripts with the binary package tagged onto
1157# the end of the archive. Loki utilized the format as does 1163# the end of the archive. Loki utilized the format as does
1158# many other game companies. 1164# many other game companies.
1159# 1165#
1160# If the file is not specified, then ${A} is used. If the 1166# If the file is not specified, then ${A} is used. If the
1161# offset is not specified then we will attempt to extract 1167# offset is not specified then we will attempt to extract
1162# the proper offset from the script itself. 1168# the proper offset from the script itself.
1163unpack_makeself() { 1169unpack_makeself() {
1164 local src_input=${1:-${A}} 1170 local src_input=${1:-${A}}
1279 The following license outlines the terms of use of this 1285 The following license outlines the terms of use of this
1280 package. You MUST accept this license for installation to 1286 package. You MUST accept this license for installation to
1281 continue. When you are done viewing, hit 'q'. If you 1287 continue. When you are done viewing, hit 'q'. If you
1282 CTRL+C out of this, the install will not run! 1288 CTRL+C out of this, the install will not run!
1283 ********************************************************** 1289 **********************************************************
1284 1290
1285 EOF 1291 EOF
1286 cat ${lic} >> ${licmsg} 1292 cat ${lic} >> ${licmsg}
1287 ${PAGER:-less} ${licmsg} || die "Could not execute pager (${PAGER}) to accept ${lic}" 1293 ${PAGER:-less} ${licmsg} || die "Could not execute pager (${PAGER}) to accept ${lic}"
1288 einfon "Do you accept the terms of this license (${l})? [yes/no] " 1294 einfon "Do you accept the terms of this license (${l})? [yes/no] "
1289 read alic 1295 read alic
1302# @FUNCTION: cdrom_get_cds 1308# @FUNCTION: cdrom_get_cds
1303# @USAGE: <file on cd1> [file on cd2] [file on cd3] [...] 1309# @USAGE: <file on cd1> [file on cd2] [file on cd3] [...]
1304# @DESCRIPTION: 1310# @DESCRIPTION:
1305# Aquire cd(s) for those lovely cd-based emerges. Yes, this violates 1311# Aquire cd(s) for those lovely cd-based emerges. Yes, this violates
1306# the whole 'non-interactive' policy, but damnit I want CD support ! 1312# the whole 'non-interactive' policy, but damnit I want CD support !
1307# 1313#
1308# With these cdrom functions we handle all the user interaction and 1314# With these cdrom functions we handle all the user interaction and
1309# standardize everything. All you have to do is call cdrom_get_cds() 1315# standardize everything. All you have to do is call cdrom_get_cds()
1310# and when the function returns, you can assume that the cd has been 1316# and when the function returns, you can assume that the cd has been
1311# found at CDROM_ROOT. 1317# found at CDROM_ROOT.
1312# 1318#
1313# The function will attempt to locate a cd based upon a file that is on 1319# The function will attempt to locate a cd based upon a file that is on
1314# the cd. The more files you give this function, the more cds 1320# the cd. The more files you give this function, the more cds
1315# the cdrom functions will handle. 1321# the cdrom functions will handle.
1316# 1322#
1317# Normally the cdrom functions will refer to the cds as 'cd #1', 'cd #2', 1323# Normally the cdrom functions will refer to the cds as 'cd #1', 'cd #2',
1318# etc... If you want to give the cds better names, then just export 1324# etc... If you want to give the cds better names, then just export
1319# the appropriate CDROM_NAME variable before calling cdrom_get_cds(). 1325# the appropriate CDROM_NAME variable before calling cdrom_get_cds().
1320# Use CDROM_NAME for one cd, or CDROM_NAME_# for multiple cds. You can 1326# Use CDROM_NAME for one cd, or CDROM_NAME_# for multiple cds. You can
1321# also use the CDROM_NAME_SET bash array. 1327# also use the CDROM_NAME_SET bash array.
1322# 1328#
1323# For those multi cd ebuilds, see the cdrom_load_next_cd() function. 1329# For those multi cd ebuilds, see the cdrom_load_next_cd() function.
1324cdrom_get_cds() { 1330cdrom_get_cds() {
1325 # first we figure out how many cds we're dealing with by 1331 # first we figure out how many cds we're dealing with by
1326 # the # of files they gave us 1332 # the # of files they gave us
1327 local cdcnt=0 1333 local cdcnt=0
1467 while read point node fs foo ; do 1473 while read point node fs foo ; do
1468 [[ " cd9660 iso9660 udf " != *" ${fs} "* ]] && \ 1474 [[ " cd9660 iso9660 udf " != *" ${fs} "* ]] && \
1469 ! [[ ${fs} == "subfs" && ",${opts}," == *",fs=cdfss,"* ]] \ 1475 ! [[ ${fs} == "subfs" && ",${opts}," == *",fs=cdfss,"* ]] \
1470 && continue 1476 && continue
1471 point=${point//\040/ } 1477 point=${point//\040/ }
1478 [[ ! -d ${point}/${dir} ]] && continue
1472 [[ -z $(find "${point}/${dir}" -maxdepth 1 -iname "${file}") ]] && continue 1479 [[ -z $(find "${point}/${dir}" -maxdepth 1 -iname "${file}") ]] && continue
1473 export CDROM_ROOT=${point} 1480 export CDROM_ROOT=${point}
1474 export CDROM_SET=${i} 1481 export CDROM_SET=${i}
1475 export CDROM_MATCH=${cdset[${i}]} 1482 export CDROM_MATCH=${cdset[${i}]}
1476 return 1483 return
1506 einfo "check that CONFIG_JOLIET is enabled in your kernel." 1513 einfo "check that CONFIG_JOLIET is enabled in your kernel."
1507 read || die "something is screwed with your system" 1514 read || die "something is screwed with your system"
1508 done 1515 done
1509} 1516}
1510 1517
1518# @FUNCTION: strip-linguas
1519# @USAGE: [<allow LINGUAS>|<-i|-u> <directories of .po files>]
1520# @DESCRIPTION:
1511# Make sure that LINGUAS only contains languages that 1521# Make sure that LINGUAS only contains languages that
1512# a package can support 1522# a package can support. The first form allows you to
1513# 1523# specify a list of LINGUAS. The -i builds a list of po
1514# usage: strip-linguas <allow LINGUAS> 1524# files found in all the directories and uses the
1515# strip-linguas -i <directories of .po files> 1525# intersection of the lists. The -u builds a list of po
1516# strip-linguas -u <directories of .po files> 1526# files found in all the directories and uses the union
1517# 1527# of the lists.
1518# The first form allows you to specify a list of LINGUAS.
1519# The -i builds a list of po files found in all the
1520# directories and uses the intersection of the lists.
1521# The -u builds a list of po files found in all the
1522# directories and uses the union of the lists.
1523strip-linguas() { 1528strip-linguas() {
1524 local ls newls nols 1529 local ls newls nols
1525 if [[ $1 == "-i" ]] || [[ $1 == "-u" ]] ; then 1530 if [[ $1 == "-i" ]] || [[ $1 == "-u" ]] ; then
1526 local op=$1; shift 1531 local op=$1; shift
1527 ls=$(find "$1" -name '*.po' -exec basename {} .po \;); shift 1532 ls=$(find "$1" -name '*.po' -exec basename {} .po \;); shift
1557 [[ -n ${nols} ]] \ 1562 [[ -n ${nols} ]] \
1558 && ewarn "Sorry, but ${PN} does not support the LINGUAs:" ${nols} 1563 && ewarn "Sorry, but ${PN} does not support the LINGUAs:" ${nols}
1559 export LINGUAS=${newls:1} 1564 export LINGUAS=${newls:1}
1560} 1565}
1561 1566
1562# @FUNCTION: set_arch_to_kernel
1563# @DESCRIPTION:
1564# Set the env ARCH to match what the kernel expects.
1565set_arch_to_kernel() {
1566 i=10
1567 while ((i--)) ; do
1568 ewarn "PLEASE UPDATE TO YOUR PACKAGE TO USE linux-info.eclass"
1569 done
1570 export EUTILS_ECLASS_PORTAGE_ARCH="${ARCH}"
1571 case ${ARCH} in
1572 x86) export ARCH="i386";;
1573 amd64) export ARCH="x86_64";;
1574 hppa) export ARCH="parisc";;
1575 mips) export ARCH="mips";;
1576 sparc) export ARCH="$(tc-arch-kernel)";; # Yeah this is ugly, but it's even WORSE if you don't do this. linux-info.eclass's set_arch_to_kernel is fixed, but won't get used over this one!
1577 *) export ARCH="${ARCH}";;
1578 esac
1579}
1580
1581# @FUNCTION: set_arch_to_portage
1582# @DESCRIPTION:
1583# Set the env ARCH to match what portage expects.
1584set_arch_to_portage() {
1585 i=10
1586 while ((i--)) ; do
1587 ewarn "PLEASE UPDATE TO YOUR PACKAGE TO USE linux-info.eclass"
1588 done
1589 export ARCH="${EUTILS_ECLASS_PORTAGE_ARCH}"
1590}
1591
1592# @FUNCTION: preserve_old_lib 1567# @FUNCTION: preserve_old_lib
1593# @USAGE: <libs to preserve> [more libs] 1568# @USAGE: <libs to preserve> [more libs]
1594# @DESCRIPTION: 1569# @DESCRIPTION:
1595# These functions are useful when a lib in your package changes ABI SONAME. 1570# These functions are useful when a lib in your package changes ABI SONAME.
1596# An example might be from libogg.so.0 to libogg.so.1. Removing libogg.so.0 1571# An example might be from libogg.so.0 to libogg.so.1. Removing libogg.so.0
1637 ewarn "helper program, simply emerge the 'gentoolkit' package." 1612 ewarn "helper program, simply emerge the 'gentoolkit' package."
1638 ewarn 1613 ewarn
1639 fi 1614 fi
1640 ewarn " # revdep-rebuild --library ${lib##*/}" 1615 ewarn " # revdep-rebuild --library ${lib##*/}"
1641 done 1616 done
1617 if [[ ${notice} -eq 1 ]] ; then
1618 ewarn
1619 ewarn "Once you've finished running revdep-rebuild, it should be safe to"
1620 ewarn "delete the old libraries."
1621 fi
1642} 1622}
1643 1623
1644# @FUNCTION: built_with_use 1624# @FUNCTION: built_with_use
1645# @USAGE: [--hidden] [--missing <action>] [-a|-o] <DEPEND ATOM> <List of USE flags> 1625# @USAGE: [--hidden] [--missing <action>] [-a|-o] <DEPEND ATOM> <List of USE flags>
1646# @DESCRIPTION: 1626# @DESCRIPTION:
1654# logic. So the -a flag means all listed USE flags must be enabled 1634# logic. So the -a flag means all listed USE flags must be enabled
1655# while the -o flag means at least one of the listed fIUSE flags must be 1635# while the -o flag means at least one of the listed fIUSE flags must be
1656# enabled. The --hidden option is really for internal use only as it 1636# enabled. The --hidden option is really for internal use only as it
1657# means the USE flag we're checking is hidden expanded, so it won't be found 1637# means the USE flag we're checking is hidden expanded, so it won't be found
1658# in IUSE like normal USE flags. 1638# in IUSE like normal USE flags.
1659# 1639#
1660# Remember that this function isn't terribly intelligent so order of optional 1640# Remember that this function isn't terribly intelligent so order of optional
1661# flags matter. 1641# flags matter.
1662built_with_use() { 1642built_with_use() {
1663 local hidden="no" 1643 local hidden="no"
1664 if [[ $1 == "--hidden" ]] ; then 1644 if [[ $1 == "--hidden" ]] ; then
1727 shift 1707 shift
1728 done 1708 done
1729 [[ ${opt} = "-a" ]] 1709 [[ ${opt} = "-a" ]]
1730} 1710}
1731 1711
1732# @DESCRIPTION: epunt_cxx 1712# @FUNCTION: epunt_cxx
1733# @USAGE: [dir to scan] 1713# @USAGE: [dir to scan]
1734# @DESCRIPTION: 1714# @DESCRIPTION:
1735# Many configure scripts wrongly bail when a C++ compiler could not be 1715# Many configure scripts wrongly bail when a C++ compiler could not be
1736# detected. If dir is not specified, then it defaults to ${S}. 1716# detected. If dir is not specified, then it defaults to ${S}.
1737# 1717#
1739epunt_cxx() { 1719epunt_cxx() {
1740 local dir=$1 1720 local dir=$1
1741 [[ -z ${dir} ]] && dir=${S} 1721 [[ -z ${dir} ]] && dir=${S}
1742 ebegin "Removing useless C++ checks" 1722 ebegin "Removing useless C++ checks"
1743 local f 1723 local f
1744 for f in $(find ${dir} -name configure) ; do 1724 find "${dir}" -name configure | while read f ; do
1745 patch -p0 "${f}" "${PORTDIR}/eclass/ELT-patches/nocxx/nocxx.patch" > /dev/null 1725 patch --no-backup-if-mismatch -p0 "${f}" "${PORTDIR}/eclass/ELT-patches/nocxx/nocxx.patch" > /dev/null
1746 done 1726 done
1747 eend 0 1727 eend 0
1748} 1728}
1749 1729
1750# @FUNCTION: make_wrapper 1730# @FUNCTION: make_wrapper

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