solenv/bin/modules/installer/upx.pm

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   3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4 #
   5 # Copyright 2008 by Sun Microsystems, Inc.
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   7 # OpenOffice.org - a multi-platform office productivity suite
   8 #
   9 # $RCSfile: upx.pm,v $
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  11 # $Revision: 1.3 $
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  28 # for a copy of the LGPLv3 License.
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  30 #*************************************************************************
  31
  32 package installer::upx;
  33
  34 use installer::converter;
  35 use installer::existence;
  36 use installer::globals;
  37 use installer::logger;
  38 use installer::pathanalyzer;
  39 use installer::scriptitems;
  40 use installer::systemactions;
  41
  42 #####################################################################
  43 # Checking whether a file has to be stripped
  44 #####################################################################
  45
  46 sub is_upx_candidate
  47 {
  48     my ( $filename, $onefile ) = @_;
  49
  50     my $useupx = 0;
  51
  52     if (( $filename =~ /\.so\s*$/ ) ||
  53         ( $filename =~ /\.dll\s*$/ ) ||
  54         ( $filename =~ /\.exe\s*$/ ) ||
  55         ( $filename =~ /\.bin\s*$/ ))
  56     {
  57         my $styles = "";
  58         if ( $onefile->{'Styles'} ) { $styles = $onefile->{'Styles'}; }
  59         if ( ! ( $styles =~ /\bDONT_UPX\b/ )) { $useupx = 1; }
  60     }
  61
  62     return $useupx;
  63 }
  64
  65 #####################################################################
  66 # Checking whether a file has to be stripped
  67 #####################################################################
  68
  69 sub do_upx
  70 {
  71     my ( $filename ) = @_;
  72
  73     my $compression = "9";
  74     my $systemcall = $installer::globals::upxfile . " -" . $compression . " " . $filename;
  75
  76     my $returnvalue = system($systemcall);
  77
  78     my $infoline = "Systemcall: $systemcall\n";
  79     push( @installer::globals::logfileinfo, $infoline);
  80
  81     if ($returnvalue)
  82     {
  83         $infoline = "WARNING: Could not successfully upx $filename! Using original file.\n";
  84         push( @installer::globals::logfileinfo, $infoline);
  85     }
  86     else
  87     {
  88         $infoline = "SUCCESS: upx $filename!\n";
  89         push( @installer::globals::logfileinfo, $infoline);
  90     }
  91
  92     return $returnvalue;
  93 }
  94
  95 #####################################################################
  96 # Using upx to decrease file size
  97 #####################################################################
  98
  99 sub upx_on_libraries
 100 {
 101     my ( $filelist, $languagestringref) = @_;
 102
 103     installer::logger::include_header_into_logfile("UPX'ing files:");
 104     my $infoline = "";
 105
 106     if ( ! $installer::globals::upx_in_path )
 107     {
 108         $infoline = "\n\nWarning: This is an UPX product, but upx was not found in PATH!\n\n";
 109         push( @installer::globals::logfileinfo, $infoline);
 110     }
 111     else
 112     {
 113         $infoline = "Using upx: $installer::globals::upxfile\n";
 114         push( @installer::globals::logfileinfo, $infoline);
 115
 116         my $upxdirbase = installer::systemactions::create_directories("upx", $languagestringref);
 117
 118         if (! installer::existence::exists_in_array($upxdirbase, \@installer::globals::removedirs))
 119         {
 120             push(@installer::globals::removedirs, $upxdirbase);
 121         }
 122
 123         for ( my $i = 0; $i <= $#{$filelist}; $i++ )
 124         {
 125             my $sourcefilename = ${$filelist}[$i]->{'sourcepath'};
 126
 127             if ( is_upx_candidate($sourcefilename, ${$filelist}[$i]) )
 128             {
 129                 my $shortfilename = $sourcefilename;
 130                 installer::pathanalyzer::make_absolute_filename_to_relative_filename(\$shortfilename);
 131
 132                 $infoline = "\nUpx: $shortfilename";
 133                 push( @installer::globals::logfileinfo, $infoline);
 134
 135                 # copy file into directory for stripped libraries
 136                 my $onelanguage = ${$filelist}[$i]->{'specificlanguage'};
 137
 138                 # files without language into directory "00"
 139                 if ($onelanguage eq "") { $onelanguage = "00"; }
 140
 141                 my $upxdir = $upxdirbase . $installer::globals::separator . $onelanguage;
 142                 installer::systemactions::create_directory($upxdir);    # creating language specific subdirectories
 143
 144                 my $destfilename = $upxdir . $installer::globals::separator . $shortfilename;
 145                 installer::systemactions::copy_one_file($sourcefilename, $destfilename);
 146
 147                 # change sourcepath in files collector
 148                 ${$filelist}[$i]->{'sourcepath'} = $destfilename;
 149
 150                 # do upx on file
 151                 my $return = do_upx($destfilename);
 152
 153                 # Using original file, if upx was not successful (no reason for error)
 154                 if ( $return ) { ${$filelist}[$i]->{'sourcepath'} = $sourcefilename; }
 155             }
 156         }
 157     }
 158 }
 159
 160 1;