3 # Install an aclocal-style M4 file. A script is needed to do this
4 # because we want to do serial-number checking; newer versions of
5 # macro files should always be preferred.
8 # acinstall file directory installprogram [install-args]...
10 # Copyright 1996 Free Software Foundation, Inc.
12 # This program is free software; you can redistribute it and/or modify
13 # it under the terms of the GNU General Public License as published by
14 # the Free Software Foundation; either version 2, or (at your option)
17 # This program is distributed in the hope that it will be useful,
18 # but WITHOUT ANY WARRANTY; without even the implied warranty of
19 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 # GNU General Public License for more details.
22 # You should have received a copy of the GNU General Public License
23 # along with this program. If not, see <http://www.gnu.org/licenses/>.
30 localserial=`grep '^# serial ' $file | sed -e 's/^# serial \([0-9][0-9]*\).*$/\1/; q'`
31 if test -z "$localserial"; then
32 echo "acinstall: no serial number in $file" 1>&2
36 # Maybe if the installed file has no serial number we should just
37 # assume it is ancient.
38 instserial=`grep '^# serial ' $dir/$file | sed -e 's/^# serial \([0-9][0-9]*\).*$/\1/; q'`
39 if test -z "$instserial"; then
40 echo "acinstall: no serial number in $dir/$file" 1>&2
44 if test $localserial -lt $instserial; then
45 # Installed file is newer.