/[gentoo-x86]/eclass/gnuconfig.eclass
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1# Copyright 1999-2003 Gentoo Technologies, Inc. 1# Copyright 1999-2003 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 1.12 2003/07/22 00:49:32 msterret Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/gnuconfig.eclass,v 1.13 2003/09/08 02:10:46 azarah 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
17# gnuconfig_findnewest(), below. 17# gnuconfig_findnewest(), below.
18 18
19ECLASS=gnuconfig 19ECLASS=gnuconfig
20INHERITED="$INHERITED $ECLASS" 20INHERITED="$INHERITED $ECLASS"
21 21
22newdepend "sys-devel/libtool 22newdepend "sys-devel/gnuconfig
23 sys-devel/gnuconfig" 23 !bootstrap? ( sys-devel/libtool )"
24 24
25DESCRIPTION="Based on the ${ECLASS} eclass" 25DESCRIPTION="Based on the ${ECLASS} eclass"
26 26
27# Wrapper function for gnuconfig_do_update. If no arguments are given, update 27# Wrapper function for gnuconfig_do_update. If no arguments are given, update
28# config.sub and config.guess (old default behavior), otherwise update the 28# config.sub and config.guess (old default behavior), otherwise update the
29# named files. 29# named files.
30gnuconfig_update() { 30gnuconfig_update() {
31 if [ $# -gt 0 ] ; then 31 if [ $# -gt 0 ] ; then
32 gnuconfig_do_update $* 32 gnuconfig_do_update $*
33 else 33 else
34 gnuconfig_do_update config.sub config.guess 34 gnuconfig_do_update config.sub config.guess
35 fi 35 fi
36} 36}
37 37
38# Copy the newest available version of specified files over any old ones in the 38# Copy the newest available version of specified files over any old ones in the
39# source dir. This function shouldn't be called directly - use gnuconfig_update 39# source dir. This function shouldn't be called directly - use gnuconfig_update
40gnuconfig_do_update() { 40gnuconfig_do_update() {
41 local configsubs_dir="$(gnuconfig_findnewest)" 41 local configsubs_dir="$(gnuconfig_findnewest)"
42 local target targetlist file 42 local target targetlist file
43 einfo "Using GNU config files from ${configsubs_dir}" 43 einfo "Using GNU config files from ${configsubs_dir}"
44 for file in $* ; do 44 for file in $* ; do
45 if [ ! -r ${configsubs_dir}/${file} ] ; then 45 if [ ! -r ${configsubs_dir}/${file} ] ; then
46 eerror "Can't read ${configsubs_dir}/${file}, skipping.." 46 eerror "Can't read ${configsubs_dir}/${file}, skipping.."
47 continue 47 continue
48 fi 48 fi
49 targetlist=`find ${S} -name "${file}"` 49 targetlist=`find ${S} -name "${file}"`
50 if [ -n "$targetlist" ] ; then 50 if [ -n "$targetlist" ] ; then
51 for target in $targetlist; do 51 for target in $targetlist; do
52 einfo "Updating ${target/$S\//}" 52 einfo "Updating ${target/$S\//}"
53 cp -f ${configsubs_dir}/${file} ${target} 53 cp -f ${configsubs_dir}/${file} ${target}
54 eend $! 54 eend $!
55 done 55 done
56 else 56 else
57 ewarn "No ${file} found in ${S}, skipping.." 57 ewarn "No ${file} found in ${S}, skipping.."
58 fi 58 fi
59 done 59 done
60} 60}
61 61
62# this searches the standard locations for the newest config.{sub|guess}, and 62# this searches the standard locations for the newest config.{sub|guess}, and
63# returns the directory where they can be found. 63# returns the directory where they can be found.
64gnuconfig_findnewest() { 64gnuconfig_findnewest() {
65 local locations="/usr/share/gnuconfig/config.sub \ 65 local locations="/usr/share/gnuconfig/config.sub \
66 /usr/share/automake-1.6/config.sub \ 66 /usr/share/automake-1.6/config.sub \
67 /usr/share/automake-1.5/config.sub \ 67 /usr/share/automake-1.5/config.sub \
68 /usr/share/automake-1.4/config.sub \ 68 /usr/share/automake-1.4/config.sub"
69 /usr/share/libtool/config.sub" 69 local lt_location="/usr/share/libtool/config.sub"
70
71 [ -f "${lt_location}" ] && locations="${locations} ${lt_location}"
72
70 grep -s '^timestamp' ${locations} | sort -n -t\' -k2 | tail -n 1 | sed 's,/config.sub:.*$,,' 73 grep -s '^timestamp' ${locations} | sort -n -t\' -k2 | tail -n 1 | sed 's,/config.sub:.*$,,'
71} 74}
75

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