xref: /aoo4110/main/solenv/bin/modules/installer/strip.pm (revision b1cdbd2c)

#**************************************************************
#
#  Licensed to the Apache Software Foundation (ASF) under one
#  or more contributor license agreements.  See the NOTICE file
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#  regarding copyright ownership.  The ASF licenses this file
#  to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
#
#  Unless required by applicable law or agreed to in writing,
#  software distributed under the License is distributed on an
#  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
#  KIND, either express or implied.  See the License for the
#  specific language governing permissions and limitations
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#**************************************************************



package installer::strip;

use installer::converter;
use installer::existence;
use installer::globals;
use installer::logger;
use installer::pathanalyzer;
use installer::systemactions;

#####################################################################
# Checking whether a file has to be stripped
#####################################################################

sub need_to_strip
{
	my ( $filename ) = @_;

	my $strip = 0;

	# Check using the "file" command

	open (FILE, "file $filename |");
	my $fileoutput = <FILE>;
	close (FILE);

	if (( $fileoutput =~ /not stripped/i ) && ( $fileoutput =~ /\bELF\b/ )) { $strip = 1; }

	return $strip
}

#####################################################################
# Checking whether a file has to be stripped
#####################################################################

sub do_strip
{
	my ( $filename ) = @_;

	my $systemcall = "strip" . " " . $filename;

	my $returnvalue = system($systemcall);

	my $infoline = "Systemcall: $systemcall\n";
	$installer::logger::Lang->print($infoline);

	if ($returnvalue)
	{
		$infoline = "ERROR: Could not strip $filename!\n";
		$installer::logger::Lang->print($infoline);
	}
	else
	{
		$infoline = "SUCCESS: Stripped library $filename!\n";
		$installer::logger::Lang->print($infoline);
	}
}

#####################################################################
# Resolving all variables in the packagename.
#####################################################################

sub strip_libraries
{
	my ( $filelist, $languagestringref ) = @_;

	installer::logger::include_header_into_logfile("Stripping files:");

	my $strippeddirbase = installer::systemactions::create_directories("stripped", $languagestringref);

	if (! installer::existence::exists_in_array($strippeddirbase, \@installer::globals::removedirs))
	{
		push(@installer::globals::removedirs, $strippeddirbase);
	}

	for ( my $i = 0; $i <= $#{$filelist}; $i++ )
	{
		my $sourcefilename = ${$filelist}[$i]->{'sourcepath'};

		if ( need_to_strip($sourcefilename) )
		{
			my $shortfilename = $sourcefilename;
			installer::pathanalyzer::make_absolute_filename_to_relative_filename(\$shortfilename);

			$infoline = "Strip: $shortfilename\n";
			$installer::logger::Lang->print($infoline);

			# copy file into directory for stripped libraries

			my $onelanguage = ${$filelist}[$i]->{'specificlanguage'};

			# files without language into directory "00"

			if ($onelanguage eq "") { $onelanguage = "00"; }

			my $strippeddir = $strippeddirbase . $installer::globals::separator . $onelanguage;
			installer::systemactions::create_directory($strippeddir);	# creating language specific subdirectories

			my $destfilename = $strippeddir . $installer::globals::separator . $shortfilename;
			installer::systemactions::copy_one_file($sourcefilename, $destfilename);

			# change sourcepath in files collector

			${$filelist}[$i]->{'sourcepath'} = $destfilename;

			# strip file

			do_strip($destfilename);
		}
	}
}

1;