autoconf/autoreconf.in
1995-02-06 23:31:34 +00:00

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#! /bin/sh
# autoreconf - remake all Autoconf configure scripts in a directory tree
# Copyright (C) 1994 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
usage="\
Usage: autoreconf [-f] [-h] [--help] [-m dir] [--macrodir=dir]
[-l dir] [--localdir=dir] [--force] [--verbose] [--version]"
localdir=
verbose=no
show_version=no
force=no
test -z "$AC_MACRODIR" && AC_MACRODIR=@datadir@
while test $# -gt 0; do
case "$1" in
-h | --help | --h*)
echo "$usage"; exit 0 ;;
--localdir=* | --l*=* )
localdir="`echo \"${1}\" | sed -e 's/^[^=]*=//'`"
shift ;;
-l | --localdir | --l*)
shift
test $# -eq 0 && { echo "${usage}" 1>&2; exit 1; }
localdir="${1}"
shift ;;
--macrodir=* | --m*=* )
AC_MACRODIR="`echo \"$1\" | sed -e 's/^[^=]*=//'`"
shift ;;
-m | --macrodir | --m*)
shift
test $# -eq 0 && { echo "$usage" 1>&2; exit 1; }
AC_MACRODIR="$1"
shift ;;
--verbose | --verb*)
verbose=yes; shift ;;
-f | --force)
force=yes; shift ;;
--version | --vers*)
show_version=yes; shift ;;
--) # Stop option processing.
shift; break ;;
-*) echo "$usage" 1>&2; exit 1 ;;
*) break ;;
esac
done
if test $show_version = yes; then
version=`sed -n 's/define.AC_ACVERSION.[ ]*\([0-9.]*\).*/\1/p' \
$AC_MACRODIR/acgeneral.m4`
echo "Autoconf version $version"
exit 0
fi
if test $# -ne 0; then
echo "$usage" 1>&2; exit 1
fi
top_autoconf=`echo $0|sed s%autoreconf%autoconf%`
top_autoheader=`echo $0|sed s%autoreconf%autoheader%`
# The xargs grep filters out Cygnus configure.in files.
find . -name configure.in -print |
xargs grep -l AC_OUTPUT |
sed 's%/configure\.in$%%; s%^./%%' |
while read dir; do
(
cd $dir || continue
case "$dir" in
.) dots= ;;
*) # A "../" for each directory in /$dir.
dots=`echo /$dir|sed 's%/[^/]*%../%g'` ;;
esac
case "$0" in
/*) autoconf=$top_autoconf; autoheader=$top_autoheader ;;
*/*) autoconf=$dots$top_autoconf; autoheader=$dots$top_autoheader ;;
*) autoconf=$top_autoconf; autoheader=$top_autoheader ;;
esac
case "$AC_MACRODIR" in
/*) macrodir_opt="--macrodir=$AC_MACRODIR" ;;
*) macrodir_opt="--macrodir=$dots$AC_MACRODIR" ;;
esac
case "$localdir" in
"") localdir_opt=
aclocal=aclocal.m4 ;;
/*) localdir_opt="--localdir=$localdir"
aclocal=$localdir/aclocal.m4 ;;
*) localdir_opt="--localdir=$dots$localdir"
aclocal=$dots$localdir/aclocal.m4 ;;
esac
test ! -f $aclocal && aclocal=
if test $force = no && test -f configure &&
ls -lt configure configure.in $aclocal | sed 1q |
grep 'configure$' > /dev/null
then
:
else
test $verbose = yes && echo running autoconf in $dir
$autoconf $macrodir_opt $localdir_opt
fi
if grep AC_CONFIG_HEADER configure.in >/dev/null; then
template=`sed -n '/AC_CONFIG_HEADER/{
s%[^#]*AC_CONFIG_HEADER(\([^)]*\).*%\1%
t here
: here
s%.*:%%
t colon
s%$%.in%
: colon
p
q
}' configure.in`
if test ! -f $template || grep autoheader $template >/dev/null; then
if test $force = no && test -f $template &&
ls -lt $template configure.in $aclocal | sed 1q |
grep "$template$" > /dev/null
then
:
else
test $verbose = yes && echo running autoheader in $dir
$autoheader $macrodir_opt $localdir_opt
fi
fi
fi
)
done