build/autoconf/update-makefile.sh

   1 #!/bin/sh
   2 #
   3 # ***** BEGIN LICENSE BLOCK *****
   4 # Version: MPL 1.1/GPL 2.0/LGPL 2.1
   5 #
   6 # The contents of this file are subject to the Mozilla Public License Version
   7 # 1.1 (the "License"); you may not use this file except in compliance with
   8 # the License. You may obtain a copy of the License at
   9 # http://www.mozilla.org/MPL/
  10 #
  11 # Software distributed under the License is distributed on an "AS IS" basis,
  12 # WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  13 # for the specific language governing rights and limitations under the
  14 # License.
  15 #
  16 # The Original Code is mozilla.org code.
  17 #
  18 # The Initial Developer of the Original Code is
  19 # Netscape Communications Corporation.
  20 # Portions created by the Initial Developer are Copyright (C) 1998
  21 # the Initial Developer. All Rights Reserved.
  22 #
  23 # Contributor(s):
  24 #
  25 # Alternatively, the contents of this file may be used under the terms of
  26 # either of the GNU General Public License Version 2 or later (the "GPL"),
  27 # or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  28 # in which case the provisions of the GPL or the LGPL are applicable instead
  29 # of those above. If you wish to allow use of your version of this file only
  30 # under the terms of either the GPL or the LGPL, and not to allow others to
  31 # use your version of this file under the terms of the MPL, indicate your
  32 # decision by deleting the provisions above and replace them with the notice
  33 # and other provisions required by the GPL or the LGPL. If you do not delete
  34 # the provisions above, a recipient may use your version of this file under
  35 # the terms of any one of the MPL, the GPL or the LGPL.
  36 #
  37 # ***** END LICENSE BLOCK *****
  38
  39 #
  40 # This script will generate a single Makefile from a Makefile.in using
  41 # the config.status script.
  42 #
  43 # The config.status script is generated the first time you run
  44 # ./configure.
  45 #
  46 #
  47 # Usage: update-makefile.sh
  48 #
  49 # Send comments, improvements, bugs to ramiro@netscape.com
  50 #
  51
  52 update_makefile_usage() {
  53   _progname=`expr //$0 : '.*/\(.*\)'`
  54   cat <<END_USAGE 2>&1
  55
  56 Usage: $_progname [-h -u] [<keyword>]
  57      -d <dir>     Subdir to update
  58      -h           Print usage
  59 END_USAGE
  60 }
  61
  62 # Parse the command-line options
  63 #
  64 subdir=
  65 while getopts d:h OPT; do
  66     case $OPT in
  67        d) # Make sure "subdir" has exactly one ending slash
  68           subdir=`echo $OPTARG | sed 's/\/$//;'`"/" ;;
  69     \?|h) update_makefile_usage
  70           exit 1
  71           ;;
  72     esac
  73 done
  74
  75
  76 # find_depth: Pull the value of DEPTH out of Makefile (or Makefile.in)
  77 find_depth() {
  78   egrep '^DEPTH[        ]*=[    ]*\.' $1 | awk -F= '{ print $2; }'
  79 }
  80
  81 # The Makefile to create
  82 target_makefile=`pwd`"/${subdir}Makefile"
  83
  84 # Use $(DEPTH) in the Makefile or Makefile.in to determine the depth
  85 if [ -f Makefile.in ]
  86 then
  87     depth=`find_depth Makefile.in`
  88 elif [ -f Makefile ]
  89 then
  90     depth=`find_depth Makefile`
  91 elif [ -f ../Makefile ]
  92 then
  93     depth="../"`find_depth Makefile`
  94 else
  95     echo
  96     echo "There ain't no 'Makefile' or 'Makefile.in' over here: $pwd"
  97     echo
  98     exit
  99 fi
 100
 101 # 'cd' to the root of the tree to run "config.status" there
 102 cd $depth
 103
 104 # Strip the tree root off the Makefile's path
 105 #
 106 root_path=`pwd`
 107 target_makefile=`expr $target_makefile : $root_path'/\(.*\)'`
 108
 109 # Make sure config.status exists
 110 #
 111 if [ -f config.status ]
 112 then
 113     CONFIG_FILES=$target_makefile ./config.status
 114 else
 115     echo
 116     echo "There ain't no 'config.status' over here: $pwd"
 117     echo
 118 fi