/[gentoo-x86]/eclass/gnuconfig.eclass
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Revision 1.1.1.1 Revision 1.18
1# Copyright 1999-2004 Gentoo Foundation 1# Copyright 1999-2004 Gentoo Technologies, Inc.
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/gnuconfig.eclass,v 1.1.1.1 2005/11/30 09:59:33 chriswhite Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/gnuconfig.eclass,v 1.18 2004/06/23 02:58:32 vapier Exp $
4# 4#
5# Author: Will Woods <wwoods@gentoo.org> 5# Author: Will Woods <wwoods@gentoo.org>
6# 6#
7# This eclass is used to automatically update files that typically come with 7# This eclass is used to automatically update files that typically come with
8# automake to the newest version available on the system. The most common use 8# automake to the newest version available on the system. The most common use
13# usage: gnuconfig_update [file1 file2 ...] 13# usage: gnuconfig_update [file1 file2 ...]
14# if called without arguments, config.guess and config.sub will be updated. 14# if called without arguments, config.guess and config.sub will be updated.
15# All files in the source tree ($S) with the given name(s) will be replaced 15# All files in the source tree ($S) with the given name(s) will be replaced
16# with the newest available versions chosen from the list of locations in 16# with the newest available versions chosen from the list of locations in
17# gnuconfig_findnewest(), below. 17# gnuconfig_findnewest(), below.
18#
19# gnuconfig_update should generally be called from src_unpack()
20 18
19ECLASS=gnuconfig
20INHERITED="$INHERITED $ECLASS"
21 21
22DEPEND="sys-devel/gnuconfig" 22DEPEND="sys-devel/gnuconfig"
23 23
24DESCRIPTION="Based on the ${ECLASS} eclass" 24DESCRIPTION="Based on the ${ECLASS} eclass"
25 25
26# Wrapper function for gnuconfig_do_update. If no arguments are given, update 26# Wrapper function for gnuconfig_do_update. If no arguments are given, update
27# config.sub and config.guess (old default behavior), otherwise update the 27# config.sub and config.guess (old default behavior), otherwise update the
28# named files. 28# named files.
29gnuconfig_update() { 29gnuconfig_update() {
30 local startdir # declared here ... used in gnuconfig_do_update
31
32 if [[ $1 == /* ]] ; then
33 startdir=$1
34 shift
35 else
36 startdir=${S}
37 fi
38
39 if [[ $# -gt 0 ]] ; then 30 if [ $# -gt 0 ] ; then
40 gnuconfig_do_update "$@" 31 gnuconfig_do_update "$@"
41 else 32 else
42 gnuconfig_do_update config.sub config.guess 33 gnuconfig_do_update config.sub config.guess
43 fi 34 fi
44
45 return $?
46} 35}
47 36
48# Copy the newest available version of specified files over any old ones in the 37# Copy the newest available version of specified files over any old ones in the
49# source dir. This function shouldn't be called directly - use gnuconfig_update 38# source dir. This function shouldn't be called directly - use gnuconfig_update
50#
51# Note that since bash using dynamic scoping, startdir is available here from
52# the gnuconfig_update function
53gnuconfig_do_update() { 39gnuconfig_do_update() {
54 local configsubs_dir target targetlist file 40 [ $# -eq 0 ] && die "do not call gnuconfig_do_update(); use gnuconfig_update()"
55 41
56 [[ $# -eq 0 ]] && die "do not call gnuconfig_do_update; use gnuconfig_update"
57
58 configsubs_dir=$(gnuconfig_findnewest) 42 local configsubs_dir="$(gnuconfig_findnewest)"
43 local target targetlist file
59 einfo "Using GNU config files from ${configsubs_dir}" 44 einfo "Using GNU config files from ${configsubs_dir}"
60 for file in "$@" ; do 45 for file in "$@" ; do
61 if [[ ! -r ${configsubs_dir}/${file} ]] ; then 46 if [ ! -r ${configsubs_dir}/${file} ] ; then
62 eerror "Can't read ${configsubs_dir}/${file}, skipping.." 47 eerror "Can't read ${configsubs_dir}/${file}, skipping.."
63 continue 48 continue
64 fi 49 fi
65 targetlist=$(find "${startdir}" -name "${file}") 50 targetlist=`find ${S} -name "${file}"`
66 if [[ -n ${targetlist} ]] ; then 51 if [ -n "$targetlist" ] ; then
67 for target in ${targetlist} ; do 52 for target in $targetlist; do
68 [[ -L ${target} ]] && rm -f "${target}"
69 einfo " Updating ${target/$startdir\//}" 53 einfo " Updating ${target/$S\//}"
70 cp -f "${configsubs_dir}/${file}" "${target}" 54 cp -f ${configsubs_dir}/${file} ${target}
71 eend $? 55 eend $?
72 done 56 done
73 else 57 else
74 ewarn " No ${file} found in ${startdir}, skipping ..." 58 ewarn " No ${file} found in ${S}, skipping.."
75 fi 59 fi
76 done 60 done
77
78 return 0
79} 61}
80 62
81# this searches the standard locations for the newest config.{sub|guess}, and 63# this searches the standard locations for the newest config.{sub|guess}, and
82# returns the directory where they can be found. 64# returns the directory where they can be found.
83gnuconfig_findnewest() { 65gnuconfig_findnewest() {
84 local locations="
85 /usr/share/gnuconfig/config.sub 66 local locations="/usr/share/gnuconfig/config.sub \
86 /usr/share/automake-1.9/config.sub
87 /usr/share/automake-1.8/config.sub
88 /usr/share/automake-1.7/config.sub
89 /usr/share/automake-1.6/config.sub 67 /usr/share/automake-1.6/config.sub \
90 /usr/share/automake-1.5/config.sub 68 /usr/share/automake-1.5/config.sub \
91 /usr/share/automake-1.4/config.sub 69 /usr/share/automake-1.4/config.sub"
92 /usr/share/libtool/config.sub 70 local lt_location="/usr/share/libtool/config.sub"
93 " 71
72 [ -f "${lt_location}" ] && locations="${locations} ${lt_location}"
73
94 grep -s '^timestamp' ${locations} | sort -n -t\' -k2 | tail -n 1 | sed 's,/config.sub:.*$,,' 74 grep -s '^timestamp' ${locations} | sort -n -t\' -k2 | tail -n 1 | sed 's,/config.sub:.*$,,'
95} 75}

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