i-bash/support/mkconffiles

#! /bin/sh
#
# mkconffiles - create _distribution and _patchlevel files in preparation
#		for recreating `configure' from `configure.ac'
#
# options:
#	-s srcdir	directory where `configure' resides (defaults to `.')
#	-d outdir	directory where the files should be written (defaults
#			to "$srcdir")
#	-v		verbose
#	-n		nocreate - don't create the output files
#
# Chet Ramey
# chet@po.cwru.edu

# Copyright (C) 1996-2002 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 3 of the License, 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, see <http://www.gnu.org/licenses/>.

PROG=`basename $0`

# defaults
srcdir=.

distname="_distribution"
patchname="_patchlevel"

while [ $# -gt 0 ]; do
	case "$1" in
	-s)	shift; srcdir="$1"; shift;;
	-d)	shift; outdir="$1"; shift;;
	-v)	shift; verbose=yes ;;
	-n)	shift; nocreate=yes;;
	--)	shift; break;;
	*)	echo "${PROG}: usage: ${PROG} [-s srcdir] [-d outdir] [-nv]" >&2; exit 2;;
	esac
done

if [ ! -f ${srcdir}/configure ]; then
	echo "${PROG}: ${srcdir}/configure not found" >&2
	exit 1
fi

# default output directory to source directory
if [ -z "$outdir" ]; then
	outdir=${srcdir}
fi

DISTRIB=`grep '^BASHVERS' ${srcdir}/configure | sed 's:.*=::'`
PATCH=`grep '^BASHPATCH' ${srcdir}/configure | sed 's:.*=::'`

if [ -n "$verbose" ]; then
	echo "${PROG}: creating new distribution files for bash-${DISTRIB}.${PATCH} in ${outdir}"
fi

distout=${outdir}/${distname}
patchout=${outdir}/${patchname}

if [ -z "$nocreate" ]; then
	echo "$DISTRIB" > $distout
	echo "$PATCH"   > $patchout
fi

if [ -n "$verbose" ]; then
	echo "${PROG}: created $distout and $patchout"
fi

exit 0