jsperlbuild.pl

caffeine-monkey java实现的js模拟引擎

#
# ***** 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 Communicator client code, released
# March 31, 1998.
#
# 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):
#
# Alternatively, the contents of this file may be used under the terms of
# either 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 *****

#
# Helper perl script to abstract the location of xsubpp
#

# Thanks to Dave Neuer <[e-mail]> for the original
# version of this file.  Entered as NPL with his permission.

use File::Find;
use Cwd;

$notfound = 1;

foreach(@INC){
	next if /^\.$/;
	if(-e $_){
		find(\&find_ExtUtils, $_);
	}
}

if(-e $xsubpp && -e $typemap){
	$res = `perl $xsubpp -typemap $typemap -typemap typemap JS.xs > JS.c`;
	if(-e "JS.c"){
	        print "Successfuly built JS.c\n";
		exit(0);
	}
	else{
		die("Couldn't build JS.c: $res");
	}
}
else{
	die("Couldn't locate files neccessary for building JS.c");
}

sub find_ExtUtils{
	if($notfound){
		if($File::Find::dir =~ /ExtUtils/){	
			my $path = cwd;
			$xsubpp = $path . "/xsubpp";
			$typemap = $path . "/typemap";
			undef $notfound;
		}
	}
}