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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 1.284 2007/06/21 04:44:45 vapier Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/eutils.eclass,v 1.289 2007/09/01 03:24:09 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
972 elif [[ -d ${i} ]] ; then 972 elif [[ -d ${i} ]] ; then
973 for j in "${i}"/*.desktop ; do 973 for j in "${i}"/*.desktop ; do
974 doins "${j}" 974 doins "${j}"
975 ((ret+=$?)) 975 ((ret+=$?))
976 done 976 done
977 else
978 ((++ret))
977 fi 979 fi
978 done 980 done
979 exit ${ret} 981 exit ${ret}
980 ) 982 )
981} 983}
1011 elif [[ -d ${i} ]] ; then 1013 elif [[ -d ${i} ]] ; then
1012 for j in "${i}"/*.png ; do 1014 for j in "${i}"/*.png ; do
1013 doins "${j}" 1015 doins "${j}"
1014 ((ret+=$?)) 1016 ((ret+=$?))
1015 done 1017 done
1018 else
1019 ((++ret))
1016 fi 1020 fi
1017 done 1021 done
1018 exit ${ret} 1022 exit ${ret}
1019 ) 1023 )
1020} 1024}
1055# @DESCRIPTION: 1059# @DESCRIPTION:
1056# Unpack those pesky pdv generated files ... 1060# Unpack those pesky pdv generated files ...
1057# They're self-unpacking programs with the binary package stuffed in 1061# They're self-unpacking programs with the binary package stuffed in
1058# the middle of the archive. Valve seems to use it a lot ... too bad 1062# the middle of the archive. Valve seems to use it a lot ... too bad
1059# it seems to like to segfault a lot :(. So lets take it apart ourselves. 1063# it seems to like to segfault a lot :(. So lets take it apart ourselves.
1060# 1064#
1061# You have to specify the off_t size ... I have no idea how to extract that 1065# You have to specify the off_t size ... I have no idea how to extract that
1062# information out of the binary executable myself. Basically you pass in 1066# information out of the binary executable myself. Basically you pass in
1063# the size of the off_t type (in bytes) on the machine that built the pdv 1067# the size of the off_t type (in bytes) on the machine that built the pdv
1064# archive. 1068# archive.
1065# 1069#
1066# One way to determine this is by running the following commands: 1070# One way to determine this is by running the following commands:
1071#
1072# @CODE
1067# strings <pdv archive> | grep lseek 1073# strings <pdv archive> | grep lseek
1068# strace -elseek <pdv archive> 1074# strace -elseek <pdv archive>
1075# @CODE
1076#
1069# Basically look for the first lseek command (we do the strings/grep because 1077# Basically look for the first lseek command (we do the strings/grep because
1070# sometimes the function call is _llseek or something) and steal the 2nd 1078# sometimes the function call is _llseek or something) and steal the 2nd
1071# parameter. Here is an example: 1079# parameter. Here is an example:
1080#
1081# @CODE
1072# vapier@vapier 0 pdv_unpack # strings hldsupdatetool.bin | grep lseek 1082# vapier@vapier 0 pdv_unpack # strings hldsupdatetool.bin | grep lseek
1073# lseek 1083# lseek
1074# vapier@vapier 0 pdv_unpack # strace -elseek ./hldsupdatetool.bin 1084# vapier@vapier 0 pdv_unpack # strace -elseek ./hldsupdatetool.bin
1075# lseek(3, -4, SEEK_END) = 2981250 1085# lseek(3, -4, SEEK_END) = 2981250
1086# @CODE
1087#
1076# Thus we would pass in the value of '4' as the second parameter. 1088# Thus we would pass in the value of '4' as the second parameter.
1077unpack_pdv() { 1089unpack_pdv() {
1078 local src=$(find_unpackable_file "$1") 1090 local src=$(find_unpackable_file "$1")
1079 local sizeoff_t=$2 1091 local sizeoff_t=$2
1080 1092
1150# @DESCRIPTION: 1162# @DESCRIPTION:
1151# Unpack those pesky makeself generated files ... 1163# Unpack those pesky makeself generated files ...
1152# They're shell scripts with the binary package tagged onto 1164# They're shell scripts with the binary package tagged onto
1153# the end of the archive. Loki utilized the format as does 1165# the end of the archive. Loki utilized the format as does
1154# many other game companies. 1166# many other game companies.
1155# 1167#
1156# If the file is not specified, then ${A} is used. If the 1168# If the file is not specified, then ${A} is used. If the
1157# offset is not specified then we will attempt to extract 1169# offset is not specified then we will attempt to extract
1158# the proper offset from the script itself. 1170# the proper offset from the script itself.
1159unpack_makeself() { 1171unpack_makeself() {
1160 local src_input=${1:-${A}} 1172 local src_input=${1:-${A}}
1275 The following license outlines the terms of use of this 1287 The following license outlines the terms of use of this
1276 package. You MUST accept this license for installation to 1288 package. You MUST accept this license for installation to
1277 continue. When you are done viewing, hit 'q'. If you 1289 continue. When you are done viewing, hit 'q'. If you
1278 CTRL+C out of this, the install will not run! 1290 CTRL+C out of this, the install will not run!
1279 ********************************************************** 1291 **********************************************************
1280 1292
1281 EOF 1293 EOF
1282 cat ${lic} >> ${licmsg} 1294 cat ${lic} >> ${licmsg}
1283 ${PAGER:-less} ${licmsg} || die "Could not execute pager (${PAGER}) to accept ${lic}" 1295 ${PAGER:-less} ${licmsg} || die "Could not execute pager (${PAGER}) to accept ${lic}"
1284 einfon "Do you accept the terms of this license (${l})? [yes/no] " 1296 einfon "Do you accept the terms of this license (${l})? [yes/no] "
1285 read alic 1297 read alic
1298# @FUNCTION: cdrom_get_cds 1310# @FUNCTION: cdrom_get_cds
1299# @USAGE: <file on cd1> [file on cd2] [file on cd3] [...] 1311# @USAGE: <file on cd1> [file on cd2] [file on cd3] [...]
1300# @DESCRIPTION: 1312# @DESCRIPTION:
1301# Aquire cd(s) for those lovely cd-based emerges. Yes, this violates 1313# Aquire cd(s) for those lovely cd-based emerges. Yes, this violates
1302# the whole 'non-interactive' policy, but damnit I want CD support ! 1314# the whole 'non-interactive' policy, but damnit I want CD support !
1303# 1315#
1304# With these cdrom functions we handle all the user interaction and 1316# With these cdrom functions we handle all the user interaction and
1305# standardize everything. All you have to do is call cdrom_get_cds() 1317# standardize everything. All you have to do is call cdrom_get_cds()
1306# and when the function returns, you can assume that the cd has been 1318# and when the function returns, you can assume that the cd has been
1307# found at CDROM_ROOT. 1319# found at CDROM_ROOT.
1308# 1320#
1309# The function will attempt to locate a cd based upon a file that is on 1321# The function will attempt to locate a cd based upon a file that is on
1310# the cd. The more files you give this function, the more cds 1322# the cd. The more files you give this function, the more cds
1311# the cdrom functions will handle. 1323# the cdrom functions will handle.
1312# 1324#
1313# Normally the cdrom functions will refer to the cds as 'cd #1', 'cd #2', 1325# Normally the cdrom functions will refer to the cds as 'cd #1', 'cd #2',
1314# etc... If you want to give the cds better names, then just export 1326# etc... If you want to give the cds better names, then just export
1315# the appropriate CDROM_NAME variable before calling cdrom_get_cds(). 1327# the appropriate CDROM_NAME variable before calling cdrom_get_cds().
1316# Use CDROM_NAME for one cd, or CDROM_NAME_# for multiple cds. You can 1328# Use CDROM_NAME for one cd, or CDROM_NAME_# for multiple cds. You can
1317# also use the CDROM_NAME_SET bash array. 1329# also use the CDROM_NAME_SET bash array.
1318# 1330#
1319# For those multi cd ebuilds, see the cdrom_load_next_cd() function. 1331# For those multi cd ebuilds, see the cdrom_load_next_cd() function.
1320cdrom_get_cds() { 1332cdrom_get_cds() {
1321 # first we figure out how many cds we're dealing with by 1333 # first we figure out how many cds we're dealing with by
1322 # the # of files they gave us 1334 # the # of files they gave us
1323 local cdcnt=0 1335 local cdcnt=0
1502 einfo "check that CONFIG_JOLIET is enabled in your kernel." 1514 einfo "check that CONFIG_JOLIET is enabled in your kernel."
1503 read || die "something is screwed with your system" 1515 read || die "something is screwed with your system"
1504 done 1516 done
1505} 1517}
1506 1518
1519# @FUNCTION: strip-linguas
1520# @USAGE: [<allow LINGUAS>|<-i|-u> <directories of .po files>]
1521# @DESCRIPTION:
1507# Make sure that LINGUAS only contains languages that 1522# Make sure that LINGUAS only contains languages that
1508# a package can support 1523# a package can support. The first form allows you to
1509# 1524# specify a list of LINGUAS. The -i builds a list of po
1510# usage: strip-linguas <allow LINGUAS> 1525# files found in all the directories and uses the
1511# strip-linguas -i <directories of .po files> 1526# intersection of the lists. The -u builds a list of po
1512# strip-linguas -u <directories of .po files> 1527# files found in all the directories and uses the union
1513# 1528# of the lists.
1514# The first form allows you to specify a list of LINGUAS.
1515# The -i builds a list of po files found in all the
1516# directories and uses the intersection of the lists.
1517# The -u builds a list of po files found in all the
1518# directories and uses the union of the lists.
1519strip-linguas() { 1529strip-linguas() {
1520 local ls newls nols 1530 local ls newls nols
1521 if [[ $1 == "-i" ]] || [[ $1 == "-u" ]] ; then 1531 if [[ $1 == "-i" ]] || [[ $1 == "-u" ]] ; then
1522 local op=$1; shift 1532 local op=$1; shift
1523 ls=$(find "$1" -name '*.po' -exec basename {} .po \;); shift 1533 ls=$(find "$1" -name '*.po' -exec basename {} .po \;); shift
1650# logic. So the -a flag means all listed USE flags must be enabled 1660# logic. So the -a flag means all listed USE flags must be enabled
1651# while the -o flag means at least one of the listed fIUSE flags must be 1661# while the -o flag means at least one of the listed fIUSE flags must be
1652# enabled. The --hidden option is really for internal use only as it 1662# enabled. The --hidden option is really for internal use only as it
1653# means the USE flag we're checking is hidden expanded, so it won't be found 1663# means the USE flag we're checking is hidden expanded, so it won't be found
1654# in IUSE like normal USE flags. 1664# in IUSE like normal USE flags.
1655# 1665#
1656# Remember that this function isn't terribly intelligent so order of optional 1666# Remember that this function isn't terribly intelligent so order of optional
1657# flags matter. 1667# flags matter.
1658built_with_use() { 1668built_with_use() {
1659 local hidden="no" 1669 local hidden="no"
1660 if [[ $1 == "--hidden" ]] ; then 1670 if [[ $1 == "--hidden" ]] ; then
1723 shift 1733 shift
1724 done 1734 done
1725 [[ ${opt} = "-a" ]] 1735 [[ ${opt} = "-a" ]]
1726} 1736}
1727 1737
1728# @DESCRIPTION: epunt_cxx 1738# @FUNCTION: epunt_cxx
1729# @USAGE: [dir to scan] 1739# @USAGE: [dir to scan]
1730# @DESCRIPTION: 1740# @DESCRIPTION:
1731# Many configure scripts wrongly bail when a C++ compiler could not be 1741# Many configure scripts wrongly bail when a C++ compiler could not be
1732# detected. If dir is not specified, then it defaults to ${S}. 1742# detected. If dir is not specified, then it defaults to ${S}.
1733# 1743#

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