build/autoconf/mozconfig2client-mk
author Jim Blandy <jimb@mozilla.org>
Tue, 26 Aug 2008 14:34:35 -0700
changeset 18461 c397279747fa966ebedd9806d691c7aeede5cbe3
parent 1 9b2a99adc05e53cd4010de512f50118594756650
child 78045 57d1c50198050d7afdbb28f25a5af803a73c0677
permissions -rwxr-xr-x
To allow altoptions.m4 to be shared by both the main Mozilla and the SpiderMonkey build code, sincluding it shouldn't have any side effects. Since only Mozilla wants the side effect, move it to Mozilla's aclocal.m4.

#! /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) 1999
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
#   Stephen Lamm <slamm@netscape.com>
#
# 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 *****

# mozconfig2client-mk - Translates .mozconfig into options for client.mk.
#    Prints defines to stdout.
#
# See mozconfig2configure for more details

print_header() {
  _mozconfig=${MOZCONFIG:-$HOME/.mozconfig}
  cat >> $tmp_file <<EOF
# gmake
# This file is automatically generated for client.mk.
# Do not edit. Edit $_mozconfig instead.
# To create a new .mozconfig file, you can visit,
#   http://webtools.mozilla.org/build/config.cgi

EOF
}

ac_add_options() {
  echo "# $* is used by configure (not client.mk)" >> $tmp_file
}

ac_add_app_options() {
  echo "# $* is used by configure (not client.mk)" >> $tmp_file
}

mk_add_options() {
  for _opt
  do
    # Escape shell characters, space, tab, dollar, quote, backslash,
    # and substitute '@<word>@' with '$(<word>)'.
    _opt=`echo "$_opt" | sed -e 's/\([\"\\]\)/\\\1/g; s/@\([^@]*\)@/\$(\1)/g;'`
    echo $_opt;
    opts="${opts:+$opts^}$_opt";
  done >> $tmp_file
}

mk_echo_options() {
  echo "Adding client.mk options from $MOZCONFIG:"
  IFS=^
  for _opt in $opts; do
    echo "    $_opt"
  done
}

# Main
#--------------------------------------------------

scriptdir=`dirname $0`
topsrcdir=$1
out_file=$2
tmp_file="$out_file-tmp$$"
opts=""

trap "rm -f $tmp_file; exit 1" 1 2 15

MOZCONFIG=`$scriptdir/mozconfig-find $topsrcdir`

print_header > $tmp_file

# If the path changes, configure should be rerun
echo "# PATH=$PATH" >> $tmp_file

if [ "$MOZCONFIG" ]
then
  . "$MOZCONFIG"
fi

if [ "$opts" ]; then
  mk_echo_options
fi

if test -f $out_file && cmp -s $tmp_file $out_file; then
  rm $tmp_file
else
  mv -f $tmp_file $out_file
fi