/[gentoo-x86]/eclass/gnuconfig.eclass
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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/gnuconfig.eclass,v 1.26 2004/08/24 00:10:08 mr_bones_ Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/gnuconfig.eclass,v 1.27 2005/05/25 00:15:02 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
29# config.sub and config.guess (old default behavior), otherwise update the 29# config.sub and config.guess (old default behavior), otherwise update the
30# named files. 30# named files.
31gnuconfig_update() { 31gnuconfig_update() {
32 local startdir # declared here ... used in gnuconfig_do_update 32 local startdir # declared here ... used in gnuconfig_do_update
33 33
34 if [[ $1 == /* ]]; then 34 if [[ $1 == /* ]] ; then
35 startdir=$1 35 startdir=$1
36 shift 36 shift
37 else 37 else
38 startdir=${S} 38 startdir=${S}
39 fi 39 fi
40 40
41 if [ $# -gt 0 ] ; then 41 if [[ $# -gt 0 ]] ; then
42 gnuconfig_do_update "$@" 42 gnuconfig_do_update "$@"
43 else 43 else
44 gnuconfig_do_update config.sub config.guess 44 gnuconfig_do_update config.sub config.guess
45 fi 45 fi
46 46
53# Note that since bash using dynamic scoping, startdir is available here from 53# Note that since bash using dynamic scoping, startdir is available here from
54# the gnuconfig_update function 54# the gnuconfig_update function
55gnuconfig_do_update() { 55gnuconfig_do_update() {
56 local configsubs_dir target targetlist file 56 local configsubs_dir target targetlist file
57 57
58 [ $# -eq 0 ] && die "do not call gnuconfig_do_update; use gnuconfig_update" 58 [[ $# -eq 0 ]] && die "do not call gnuconfig_do_update; use gnuconfig_update"
59 59
60 configsubs_dir="$(gnuconfig_findnewest)" 60 configsubs_dir=$(gnuconfig_findnewest)
61 einfo "Using GNU config files from ${configsubs_dir}" 61 einfo "Using GNU config files from ${configsubs_dir}"
62 for file in "$@" ; do 62 for file in "$@" ; do
63 if [ ! -r ${configsubs_dir}/${file} ] ; then 63 if [[ ! -r ${configsubs_dir}/${file} ]] ; then
64 eerror "Can't read ${configsubs_dir}/${file}, skipping.." 64 eerror "Can't read ${configsubs_dir}/${file}, skipping.."
65 continue 65 continue
66 fi 66 fi
67 targetlist=`find "${startdir}" -name "${file}"` 67 targetlist=$(find "${startdir}" -name "${file}")
68 if [ -n "$targetlist" ] ; then 68 if [[ -n ${targetlist} ]] ; then
69 for target in $targetlist; do 69 for target in ${targetlist} ; do
70 einfo " Updating ${target/$startdir\//}" 70 einfo " Updating ${target/$startdir\//}"
71 cp -f ${configsubs_dir}/${file} "${target}" 71 cp -f "${configsubs_dir}/${file}" "${target}"
72 eend $? 72 eend $?
73 done 73 done
74 else 74 else
75 ewarn " No ${file} found in ${startdir}, skipping.." 75 ewarn " No ${file} found in ${startdir}, skipping ..."
76 fi 76 fi
77 done 77 done
78 78
79 return 0 79 return 0
80} 80}
81 81
82# this searches the standard locations for the newest config.{sub|guess}, and 82# this searches the standard locations for the newest config.{sub|guess}, and
83# returns the directory where they can be found. 83# returns the directory where they can be found.
84gnuconfig_findnewest() { 84gnuconfig_findnewest() {
85 local locations="
85 local locations="/usr/share/gnuconfig/config.sub \ 86 /usr/share/gnuconfig/config.sub
87 /usr/share/automake-1.9/config.sub
86 /usr/share/automake-1.8/config.sub \ 88 /usr/share/automake-1.8/config.sub
87 /usr/share/automake-1.7/config.sub \ 89 /usr/share/automake-1.7/config.sub
88 /usr/share/automake-1.6/config.sub \ 90 /usr/share/automake-1.6/config.sub
89 /usr/share/automake-1.5/config.sub \ 91 /usr/share/automake-1.5/config.sub
90 /usr/share/automake-1.4/config.sub" 92 /usr/share/automake-1.4/config.sub
91 local lt_location="/usr/share/libtool/config.sub" 93 /usr/share/libtool/config.sub
92 94 "
93 [ -f "${lt_location}" ] && locations="${locations} ${lt_location}"
94
95 grep -s '^timestamp' ${locations} | sort -n -t\' -k2 | tail -n 1 | sed 's,/config.sub:.*$,,' 95 grep -s '^timestamp' ${locations} | sort -n -t\' -k2 | tail -n 1 | sed 's,/config.sub:.*$,,'
96} 96}

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