gecko-dev/config/beos/depend.pl

#perl
#
# The contents of this file are subject to the Netscape 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/NPL/
#
# 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 Netscape are
# Copyright (C) 1998 Netscape Communications Corporation. All
# Rights Reserved.
#
# Contributor(s): 
#

# Build BeOS intermodule dependencies

$| = 1;

@SOLIST=<dist/bin/*.so dist/bin/component/*.so dist/BeOS*/bin/*.so /boot/develop/lib/x86/*.so>;

# load defined symbols
foreach $so (@SOLIST) {
	next if $so eq $name;
	if(open(SO, "objdump --dynamic-syms $so | grep \" g    \" | cut -f 2 | cut -c 10- |")) {
		$so =~ s/\/*[^\/]*\///g;
		$so =~ s/^lib//;
		$so =~ s/\.so$//;
		while($def = <SO>) {
			chop $def;
			#if($defsyms{$def}) {
			#	print "$def already defined in $defsyms{$1}\n";
			#}
			$defsyms{$def} = $so;
		}
		close(SO);
	}
}

mkdir "dependencies.beos", 0777;

foreach $name (@ARGV) {
	($libname = $name) =~ s/\/*[^\/]*\///g;
	$libname =~ s/^lib//;
	$libname =~ s/\.so$//;
	print "Processing $libname...\n";

	if(open(IN, "objdump --dynamic-syms $name | grep *UND* | cut -c 33- |")) {
		@syms = <IN>;
		close IN;
		chop @syms;

		foreach $s (@syms) {
			$so = $defsyms{$s};
			$deps{$so}++ if $so && $so ne $libname;
			#print "$s not found\n" unless $so;
		}

		if(open(OUT, ">dependencies.beos/$libname.dependencies")) {
			foreach $key (sort(keys %deps)) {
				print OUT " $key";
			}
			print OUT "\n";
			close(OUT);
		}
	}
	undef %deps;
}