1#**************************************************************
2#
3#  Licensed to the Apache Software Foundation (ASF) under one
4#  or more contributor license agreements.  See the NOTICE file
5#  distributed with this work for additional information
6#  regarding copyright ownership.  The ASF licenses this file
7#  to you under the Apache License, Version 2.0 (the
8#  "License"); you may not use this file except in compliance
9#  with the License.  You may obtain a copy of the License at
10#
11#    http://www.apache.org/licenses/LICENSE-2.0
12#
13#  Unless required by applicable law or agreed to in writing,
14#  software distributed under the License is distributed on an
15#  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16#  KIND, either express or implied.  See the License for the
17#  specific language governing permissions and limitations
18#  under the License.
19#
20#**************************************************************
21
22
23
24package installer::strip;
25
26use installer::converter;
27use installer::existence;
28use installer::globals;
29use installer::logger;
30use installer::pathanalyzer;
31use installer::systemactions;
32
33#####################################################################
34# Checking whether a file has to be stripped
35#####################################################################
36
37sub need_to_strip
38{
39	my ( $filename ) = @_;
40
41	my $strip = 0;
42
43	# Check using the "file" command
44
45	open (FILE, "file $filename |");
46	my $fileoutput = <FILE>;
47	close (FILE);
48
49	if (( $fileoutput =~ /not stripped/i ) && ( $fileoutput =~ /\bELF\b/ )) { $strip = 1; }
50
51	return $strip
52}
53
54#####################################################################
55# Checking whether a file has to be stripped
56#####################################################################
57
58sub do_strip
59{
60	my ( $filename ) = @_;
61
62	my $systemcall = "strip" . " " . $filename;
63
64	my $returnvalue = system($systemcall);
65
66	my $infoline = "Systemcall: $systemcall\n";
67	$installer::logger::Lang->print($infoline);
68
69	if ($returnvalue)
70	{
71		$infoline = "ERROR: Could not strip $filename!\n";
72		$installer::logger::Lang->print($infoline);
73	}
74	else
75	{
76		$infoline = "SUCCESS: Stripped library $filename!\n";
77		$installer::logger::Lang->print($infoline);
78	}
79}
80
81#####################################################################
82# Resolving all variables in the packagename.
83#####################################################################
84
85sub strip_libraries
86{
87	my ( $filelist, $languagestringref ) = @_;
88
89	installer::logger::include_header_into_logfile("Stripping files:");
90
91	my $strippeddirbase = installer::systemactions::create_directories("stripped", $languagestringref);
92
93	if (! installer::existence::exists_in_array($strippeddirbase, \@installer::globals::removedirs))
94	{
95		push(@installer::globals::removedirs, $strippeddirbase);
96	}
97
98	for ( my $i = 0; $i <= $#{$filelist}; $i++ )
99	{
100		my $sourcefilename = ${$filelist}[$i]->{'sourcepath'};
101
102		if ( need_to_strip($sourcefilename) )
103		{
104			my $shortfilename = $sourcefilename;
105			installer::pathanalyzer::make_absolute_filename_to_relative_filename(\$shortfilename);
106
107			$infoline = "Strip: $shortfilename\n";
108			$installer::logger::Lang->print($infoline);
109
110			# copy file into directory for stripped libraries
111
112			my $onelanguage = ${$filelist}[$i]->{'specificlanguage'};
113
114			# files without language into directory "00"
115
116			if ($onelanguage eq "") { $onelanguage = "00"; }
117
118			my $strippeddir = $strippeddirbase . $installer::globals::separator . $onelanguage;
119			installer::systemactions::create_directory($strippeddir);	# creating language specific subdirectories
120
121			my $destfilename = $strippeddir . $installer::globals::separator . $shortfilename;
122			installer::systemactions::copy_one_file($sourcefilename, $destfilename);
123
124			# change sourcepath in files collector
125
126			${$filelist}[$i]->{'sourcepath'} = $destfilename;
127
128			# strip file
129
130			do_strip($destfilename);
131		}
132	}
133}
134
1351;
136