gecko-dev/build/autoconf/update-makefile.sh
2004-04-18 14:21:17 +00:00

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#!/bin/sh
#
# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
#
# The contents of this file are subject to the Mozilla Public License Version
# 1.1 (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
# for the specific language governing rights and limitations under the
# License.
#
# The Original Code is mozilla.org code.
#
# The Initial Developer of the Original Code is
# Netscape Communications Corporation.
# Portions created by the Initial Developer are Copyright (C) 1998
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
#
# Alternatively, the contents of this file may be used under the terms of
# either of the GNU General Public License Version 2 or later (the "GPL"),
# or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
# in which case the provisions of the GPL or the LGPL are applicable instead
# of those above. If you wish to allow use of your version of this file only
# under the terms of either the GPL or the LGPL, and not to allow others to
# use your version of this file under the terms of the MPL, indicate your
# decision by deleting the provisions above and replace them with the notice
# and other provisions required by the GPL or the LGPL. If you do not delete
# the provisions above, a recipient may use your version of this file under
# the terms of any one of the MPL, the GPL or the LGPL.
#
# ***** END LICENSE BLOCK *****
#
# This script will generate a single Makefile from a Makefile.in using
# the config.status script.
#
# The config.status script is generated the first time you run
# ./configure.
#
#
# Usage: update-makefile.sh
#
# Send comments, improvements, bugs to ramiro@netscape.com
#
update_makefile_usage() {
_progname=`expr //$0 : '.*/\(.*\)'`
cat <<END_USAGE 2>&1
Usage: $_progname [-h -u] [<keyword>]
-d <dir> Subdir to update
-h Print usage
END_USAGE
}
# Parse the command-line options
#
subdir=
while getopts d:h OPT; do
case $OPT in
d) # Make sure "subdir" has exactly one ending slash
subdir=`echo $OPTARG | sed 's/\/$//;'`"/" ;;
\?|h) update_makefile_usage
exit 1
;;
esac
done
# find_depth: Pull the value of DEPTH out of Makefile (or Makefile.in)
find_depth() {
egrep '^DEPTH[ ]*=[ ]*\.' $1 | awk -F= '{ print $2; }'
}
# The Makefile to create
target_makefile=`pwd`"/${subdir}Makefile"
# Use $(DEPTH) in the Makefile or Makefile.in to determine the depth
if [ -f Makefile.in ]
then
depth=`find_depth Makefile.in`
elif [ -f Makefile ]
then
depth=`find_depth Makefile`
elif [ -f ../Makefile ]
then
depth="../"`find_depth Makefile`
else
echo
echo "There ain't no 'Makefile' or 'Makefile.in' over here: $pwd"
echo
exit
fi
# 'cd' to the root of the tree to run "config.status" there
cd $depth
# Strip the tree root off the Makefile's path
#
root_path=`pwd`
target_makefile=`expr $target_makefile : $root_path'/\(.*\)'`
# Make sure config.status exists
#
if [ -f config.status ]
then
CONFIG_FILES=$target_makefile ./config.status
else
echo
echo "There ain't no 'config.status' over here: $pwd"
echo
fi