From: Paul Marquess <pmqs@cpan.org>
Date: Mon, 30 Mar 2009 07:17:04 +0000 (+0100)
Subject: Updates for ext/compress*
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=dc82791df0cbbf94f0821266b58cedd3897d8ee5;p=p5sagit%2Fp5-mst-13.2.git

Updates for ext/compress*
---

diff --git a/ext/Compress-Raw-Bzip2/Changes b/ext/Compress-Raw-Bzip2/Changes
index f5133db..928bfcd 100644
--- a/ext/Compress-Raw-Bzip2/Changes
+++ b/ext/Compress-Raw-Bzip2/Changes
@@ -1,10 +1,12 @@
 CHANGES
 -------
 
-  2.017 26 February 2009
+  2.017 28 March 2009
 
       * Minor changes to allow building in perl core.
 
+      * Removed MAN3PODS from Makefile.PL
+
   2.015 3 September 2008
 
       * Documented bzlibversion
diff --git a/ext/Compress-Raw-Bzip2/Makefile.PL b/ext/Compress-Raw-Bzip2/Makefile.PL
index 192c28f..ba65694 100644
--- a/ext/Compress-Raw-Bzip2/Makefile.PL
+++ b/ext/Compress-Raw-Bzip2/Makefile.PL
@@ -35,13 +35,6 @@ WriteMakefile(
                     },
 
     (
-      $ENV{SKIP_FOR_CORE}
-        ? (MAN3PODS    => {})
-        : ()
-    ),
-       
-
-    (
       $BUILD_BZIP2
         ? bzip2_files($BZIP2_LIB)
         : (LIBS => [ "-L$BZIP2_LIB -lbz2 " ])
@@ -54,6 +47,8 @@ WriteMakefile(
         : ()
     ),
 
+    INSTALLDIRS => ($] > 5.010 ? 'perl' : 'site'),
+
     ((ExtUtils::MakeMaker->VERSION() gt '6.30') ?
         ('LICENSE'  => 'perl')         : ()),    
 
diff --git a/ext/Compress-Raw-Bzip2/README b/ext/Compress-Raw-Bzip2/README
index d54c859..559e5c1 100644
--- a/ext/Compress-Raw-Bzip2/README
+++ b/ext/Compress-Raw-Bzip2/README
@@ -3,7 +3,7 @@
 
                              Version 2.017
 
-                            28th February 2009
+                            28th March 2009
 
        Copyright (c) 2005-2009 Paul Marquess. All rights reserved.
           This program is free software; you can redistribute it
diff --git a/ext/Compress-Raw-Bzip2/t/000prereq.t b/ext/Compress-Raw-Bzip2/t/000prereq.t
index 1467eed..b8dddca 100644
--- a/ext/Compress-Raw-Bzip2/t/000prereq.t
+++ b/ext/Compress-Raw-Bzip2/t/000prereq.t
@@ -19,7 +19,7 @@ BEGIN
         if eval { require Test::NoWarnings ;  import Test::NoWarnings; 1 };
 
 
-    my $VERSION = '2.016';
+    my $VERSION = '2.017';
     my @NAMES = qw(
 			
 			);
diff --git a/ext/Compress-Raw-Zlib/Changes b/ext/Compress-Raw-Zlib/Changes
index 02e68cc..e8e989d 100644
--- a/ext/Compress-Raw-Zlib/Changes
+++ b/ext/Compress-Raw-Zlib/Changes
@@ -1,10 +1,12 @@
 CHANGES
 -------
 
-  2.017 1 February 2009
+  2.017 28 March 2009
 
       * Added 'LimitOutput' option
 
+      * Removed MAN3PODS from Makefile.PL
+
       * Fixed coring issue when LimitOutput was used.
 
       * Documented Compress::Raw::Zlib::zlib_version()
diff --git a/ext/Compress-Raw-Zlib/Makefile.PL b/ext/Compress-Raw-Zlib/Makefile.PL
index 72a7b89..d141df4 100644
--- a/ext/Compress-Raw-Zlib/Makefile.PL
+++ b/ext/Compress-Raw-Zlib/Makefile.PL
@@ -77,24 +77,11 @@ WriteMakefile(
                     },
 
     (
-      $ENV{SKIP_FOR_CORE}
-        ? (MAN3PODS    => {})
-        : ()
-    ),
-       
-    (
       $BUILD_ZLIB
         ? zlib_files($ZLIB_LIB)
         : (LIBS => [ "-L$ZLIB_LIB -lz " ])
     ),
       
-    (
-      $] >= 5.005
-        ? (ABSTRACT_FROM => 'lib/Compress/Raw/Zlib.pm',
-            AUTHOR       => 'Paul Marquess <pmqs@cpan.org>')
-        : ()
-    ),
-
     INSTALLDIRS => ($] >= 5.009 ? 'perl' : 'site'),
 
     ((ExtUtils::MakeMaker->VERSION() gt '6.30') ?
diff --git a/ext/Compress-Raw-Zlib/README b/ext/Compress-Raw-Zlib/README
index 1a35da4..99ae85a 100644
--- a/ext/Compress-Raw-Zlib/README
+++ b/ext/Compress-Raw-Zlib/README
@@ -3,7 +3,7 @@
 
                              Version 2.017
 
-                            28th February 2009
+                            28th March 2009
 
        Copyright (c) 2005-2009 Paul Marquess. All rights reserved.
           This program is free software; you can redistribute it
diff --git a/ext/Compress-Raw-Zlib/lib/Compress/Raw/Zlib.pm b/ext/Compress-Raw-Zlib/lib/Compress/Raw/Zlib.pm
index ee87bfa..308a878 100644
--- a/ext/Compress-Raw-Zlib/lib/Compress/Raw/Zlib.pm
+++ b/ext/Compress-Raw-Zlib/lib/Compress/Raw/Zlib.pm
@@ -998,146 +998,13 @@ When C<LimitOutout> is not specified C<< $i->inflate >> will use as much
 memory as it takes to write all the uncompressed data it creates by
 uncompressing the input buffer.
 
-See ?? for a discussion on why C<LimitOutput> is needed and how to use it.
-
 If C<LimitOutput> is enabled, the C<ConsumeInput> option will also be
 enabled.
 
-The input buffer may not have been fully processed, so the C<LimitOutput>
-option will enable C<ConsumeInput>
-
 This option defaults to false.
 
-B<Why LimitOutput?>
-
-By default C<< $i->inflate($input, $output) >> will uncompress I<all> data
-in C<$input> and write I<all> of the uncompressed data it has generated to
-C<$output>. This makes the interface to C<inflate> much simpler - if the
-method has uncompressed C<$input> successfully I<all> compressed data in
-C<$input> will have been dealt with. So if you are reading from an input
-source and uncompressing as you go the code will look something like this
-
-    use strict ;
-    use warnings ;
-    
-    use Compress::Raw::Zlib;
-    
-    my $x = new Compress::Raw::Zlib::Inflate()
-       or die "Cannot create a inflation stream\n" ;
-    
-    my $input = '' ;
-    
-    my ($output, $status) ;
-    while (read(STDIN, $input, 4096))
-    {
-        $status = $x->inflate($input, $output) ;
-    
-        print $output ;
-    
-        last if $status != Z_OK ;
-    }
-    
-    die "inflation failed\n"
-        unless $status == Z_STREAM_END ;
-
-The points to note are 
-
-=over 5
-
-=item *
-
-C<inflate> will only terminate the loop if it returns a status that isn't
-C<Z_OK>, i.e. the end of the compressed data stream has been reached or
-there has been an error in uncompression.
-
-=item *
-
-After the call to C<inflate> I<all> of the uncompressed data in C<$input>
-will have been processed. This means the subsequent call to C<read> can
-overwrite it's contents without any problem.
-
-=back
-
-For most use-cases the behavior described above is acceptable (this module
-and it's predecessor, C<Compress::Zlib>, have used it for over 10 years
-without an issue), but in a few very specific use-cases the amount of
-memory required for C<$output> can prohibitively large. For example, if the
-compressed data stream contains the same pattern repeated thousands of
-times a relatively small compressed data stream can uncompress into hundreds
-of megabytes.  Remember C<inflate> will keep allocating memory until all
-the uncompressed data has been written to the output buffer - the size of
-C<$output> is unbounded. 
-
-If you need to cope with this use-case, C<LimitOutput> is for you.
-
-The main difference in your code when using C<LimitOutput> is having to
-deal with cases where the C<$input> parameter still contains some
-uncompressed data that C<inflate> hasn't processed yet. Below is a typical
-code
-
-    use strict ;
-    use warnings ;
-    
-    use Compress::Raw::Zlib;
-    
-    my $x = new Compress::Raw::Zlib::Inflate(LimitOutput => 1)
-       or die "Cannot create a inflation stream\n" ;
-    
-    my $input = '' ;
-    binmode STDIN;
-    binmode STDOUT;
-    
-    my ($output, $status) ;
-
-  OUTER:
-    while (read(STDIN, $input, 4096))
-    {
-        do
-        {
-            $status = $x->inflate($input, $output) ;
-
-            print $output ;
-
-            last OUTER
-                unless $status == Z_OK || $status == Z_BUF_ERROR ;
-        }
-        while ($status == Z_OK && length $input);
-    }
-    
-    die "inflation failed\n"
-        unless $status == Z_STREAM_END ;
-
-Points to note this time:
-
-=over 5
-
-=item *
-
-There are now two nested loops: the outer loop for reading the compressed
-data from STDIN; and the inner loop to repeatedly uncompress the C<$input>
-buffer.
-
-=item *
-
-There are two way the inner loop can be terminated
-
-=back
-
-If you know the underlying zlib interface, C<LimitOutput> will call the
-zlib C<inflate> function once 
-
-Limiting the size of the output buffer means that there will be cases where
-C<$input> will not have been completely processed.
-
-See L</Examples> for an example of how to use C<LimitOutput>.
-
-it will return after a single call to the underlying
-zlib C<inflate> function. 
-
-once the output buffer is full.
-
-As with the default it will also return if an error is encountered or the
-end of the compressed data stream is reached. 
+See L</The LimitOutput option> for a discussion on why C<LimitOutput> is
+needed and how to use it.
 
 =back
 
@@ -1288,8 +1155,7 @@ Here is an example of using C<inflate>.
     {
         $status = $x->inflate($input, $output) ;
     
-        print $output 
-            if $status == Z_OK or $status == Z_STREAM_END ;
+        print $output ;
     
         last if $status != Z_OK ;
     }
@@ -1365,6 +1231,142 @@ These functions allow checksums to be merged.
 
 Returns the version of the zlib library.
 
+=head1 The LimitOutput option.
+
+By default C<< $i->inflate($input, $output) >> will uncompress I<all> data
+in C<$input> and write I<all> of the uncompressed data it has generated to
+C<$output>. This makes the interface to C<inflate> much simpler - if the
+method has uncompressed C<$input> successfully I<all> compressed data in
+C<$input> will have been dealt with. So if you are reading from an input
+source and uncompressing as you go the code will look something like this
+
+    use strict ;
+    use warnings ;
+    
+    use Compress::Raw::Zlib;
+    
+    my $x = new Compress::Raw::Zlib::Inflate()
+       or die "Cannot create a inflation stream\n" ;
+    
+    my $input = '' ;
+    
+    my ($output, $status) ;
+    while (read(STDIN, $input, 4096))
+    {
+        $status = $x->inflate($input, $output) ;
+    
+        print $output ;
+    
+        last if $status != Z_OK ;
+    }
+    
+    die "inflation failed\n"
+        unless $status == Z_STREAM_END ;
+
+The points to note are 
+
+=over 5
+
+=item *
+
+The main processing loop in the code handles reading of compressed data
+from STDIN.
+
+=item *
+
+The status code returned from C<inflate> will only trigger termination of
+the main processing loop if it isn't C<Z_OK>. When C<LimitOutput> has not
+been used the C<Z_OK> status means means that the end of the compressed
+data stream has been reached or there has been an error in uncompression.
+
+=item *
+
+After the call to C<inflate> I<all> of the uncompressed data in C<$input>
+will have been processed. This means the subsequent call to C<read> can
+overwrite it's contents without any problem.
+
+=back
+
+For most use-cases the behavior described above is acceptable (this module
+and it's predecessor, C<Compress::Zlib>, have used it for over 10 years
+without an issue), but in a few very specific use-cases the amount of
+memory required for C<$output> can prohibitively large. For example, if the
+compressed data stream contains the same pattern repeated thousands of
+times, a relatively small compressed data stream can uncompress into
+hundreds of megabytes.  Remember C<inflate> will keep allocating memory
+until I<all> the uncompressed data has been written to the output buffer -
+the size of C<$output> is unbounded. 
+
+The C<LimitOutput> option is designed to help with this use-case.
+
+The main difference in your code when using C<LimitOutput> is having to
+deal with cases where the C<$input> parameter still contains some
+uncompressed data that C<inflate> hasn't processed yet. The status code
+returned from C<inflate> will be C<Z_OK> if uncompression took place and
+C<Z_BUF_ERROR> if the output buffer is full.
+
+Below is typical code that shows how to use C<LimitOutput>.
+
+    use strict ;
+    use warnings ;
+    
+    use Compress::Raw::Zlib;
+    
+    my $x = new Compress::Raw::Zlib::Inflate(LimitOutput => 1)
+       or die "Cannot create a inflation stream\n" ;
+    
+    my $input = '' ;
+    binmode STDIN;
+    binmode STDOUT;
+    
+    my ($output, $status) ;
+
+  OUTER:
+    while (read(STDIN, $input, 4096))
+    {
+        do
+        {
+            $status = $x->inflate($input, $output) ;
+
+            print $output ;
+
+            last OUTER
+                unless $status == Z_OK || $status == Z_BUF_ERROR ;
+        }
+        while ($status == Z_OK && length $input);
+    }
+    
+    die "inflation failed\n"
+        unless $status == Z_STREAM_END ;
+
+Points to note this time:
+
+=over 5
+
+=item *
+
+There are now two nested loops in the code: the outer loop for reading the
+compressed data from STDIN, as before; and the inner loop to carry out the
+uncompression.
+
+=item *
+
+There are two exit points from the inner uncompression loop.
+
+Firstly when C<inflate> has returned a status other than C<Z_OK> or
+C<Z_BUF_ERROR>.  This means that either the end of the compressed data
+stream has been reached (C<Z_STREAM_END>) or there is an error in the
+compressed data. In either of these cases there is no point in continuing
+with reading the compressed data, so both loops are terminated.
+
+The second exit point tests if there is any data left in the input buffer,
+C<$input> - remember that the C<ConsumeInput> option is automatically
+enabled when C<LimitOutput> is used.  When the input buffer has been
+exhausted, the outer loop can run again and overwrite a now empty
+C<$input>.
+
+=back
+
 =head1 ACCESSING ZIP FILES
 
 Although it is possible (with some effort on your part) to use this
diff --git a/ext/IO-Compress/Changes b/ext/IO-Compress/Changes
index f422d5b..8faec2a 100644
--- a/ext/IO-Compress/Changes
+++ b/ext/IO-Compress/Changes
@@ -3,14 +3,18 @@ CHANGES
 
   2.017 30 March 2009
 
-      * TODO - mention LimitOutput
-
-      * A few chenges to get the test harness to work on VMS courtesy of
-        Craig. A. Berry.
-
       * Merged IO-Compress-Base, IO-Compress-Bzip2, IO-Compress-Zlib &
         Compress-Zlib into IO-Compress.
 
+      * The interface to Compress-Raw-Zlib now uses the new LimitOutput
+        feature. This will make all of the zlib-related IO-Compress modules
+        less greedy in their memory consumption.
+
+      * Removed MAN3PODS from Makefile.PL
+
+      * A few changes to get the test harness to work on VMS courtesy of
+        Craig. A. Berry.
+
       * IO::Compress::Base & IO::Uncompress::Base
         Downgraded some croaks in the constructors to just set $! (by letting 
         the code attempt to open a file and fail).
@@ -27,6 +31,10 @@ CHANGES
           0xFFFFFFFF. Also the ZIP64 extra field was 4 bytes short.
           Problem spotted by Dino Chiesa.
 
+      * IO::Uncompress::Unzip 
+        - use POSIX::mktime instead of Time::Local::timelocal to convert
+          the zip DOS time field into Unix time.
+
       * Compress::Zlib 
         - Documented Compress::Zlib::zlib_version()
 
diff --git a/ext/IO-Compress/Makefile.PL b/ext/IO-Compress/Makefile.PL
index b939d59..e11cf8f 100644
--- a/ext/IO-Compress/Makefile.PL
+++ b/ext/IO-Compress/Makefile.PL
@@ -22,7 +22,7 @@ WriteMakefile(
 
     (
       $ENV{SKIP_FOR_CORE}
-        ? (MAN3PODS    => {})
+        ? ()
 	    : (PREREQ_PM   => { 'Compress::Raw::Bzip2' => $::VERSION,
 		                    'Compress::Raw::Zlib'   => $::VERSION,
 		                    $] >= 5.005 && $] < 5.006   
@@ -38,6 +38,14 @@ WriteMakefile(
         : ()
     ),
 
+    INSTALLDIRS => ($] >= 5.009 ? 'perl' : 'site'),
+    
+    (
+    $] >= 5.009 && ! $ENV{PERL_CORE}
+        ? (INST_LIB    => 'blib/arch')
+        : ()
+    ),
+
     ((ExtUtils::MakeMaker->VERSION() gt '6.30') ?
         ('LICENSE'  => 'perl')         : ()),    
 
diff --git a/ext/IO-Compress/README b/ext/IO-Compress/README
index 07ae661..6f283b3 100644
--- a/ext/IO-Compress/README
+++ b/ext/IO-Compress/README
@@ -3,7 +3,7 @@
 
                              Version 2.017
 
-                            28th February 2009
+                            28th March 2009
 
        Copyright (c) 1995-2009 Paul Marquess. All rights reserved.
           This program is free software; you can redistribute it
@@ -13,9 +13,18 @@ DESCRIPTION
 -----------
 
 This distribution provides a Perl interface to allow reading and writing of
-compressed data created with the zlib and bziip2 libraries.
+compressed data created with the zlib and bzip2 libraries.
 
-The distribiution also ocontain the Compress::Zlib modeule.
+IO-Compress supports reading and writing of bzip2, RFC 1950, RFC
+1951, RFC 1952 (i.e. gzip) and zip files/buffers.
+
+The following modules used to be distributed separately, but are now
+included with the IO-Compress distribution.
+
+    Compress-Zlib
+    IO-Compress-Zlib
+    IO-Compress-Bzip2
+    IO-Compress-Base
 
 PREREQUISITES
 -------------
diff --git a/ext/IO-Compress/examples/io/bzip2/bzcat b/ext/IO-Compress/examples/io/bzip2/bzcat
index 7d74643..8112320 100755
--- a/ext/IO-Compress/examples/io/bzip2/bzcat
+++ b/ext/IO-Compress/examples/io/bzip2/bzcat
@@ -2,7 +2,7 @@
 
 use IO::Uncompress::Bunzip2 qw( $Bunzip2Error );
 use strict ;
-local ($^W) = 1; #use warnings ;
+use warnings ;
 
 #die "Usage: gzcat file...\n"
 #    unless @ARGV ;
diff --git a/ext/IO-Compress/examples/io/bzip2/bzgrep b/ext/IO-Compress/examples/io/bzip2/bzgrep
index 1ac162c..ceb4e84 100755
--- a/ext/IO-Compress/examples/io/bzip2/bzgrep
+++ b/ext/IO-Compress/examples/io/bzip2/bzgrep
@@ -1,7 +1,7 @@
 #!/usr/bin/perl
 
 use strict ;
-local ($^W) = 1; #use warnings ;
+use warnings ;
 use IO::Uncompress::Bunzip2 qw($Bunzip2Error);
 
 die "Usage: gzgrep pattern [file...]\n"
diff --git a/ext/IO-Compress/examples/io/bzip2/bzstream b/ext/IO-Compress/examples/io/bzip2/bzstream
index 9bba3a5..3e88d68 100755
--- a/ext/IO-Compress/examples/io/bzip2/bzstream
+++ b/ext/IO-Compress/examples/io/bzip2/bzstream
@@ -1,7 +1,7 @@
 #!/usr/local/bin/perl
 
 use strict ;
-local ($^W) = 1; #use warnings ;
+use warnings ;
 use IO::Compress::Bzip2 qw(:all);
 
 bzip2 '-' => '-'
diff --git a/ext/IO-Compress/lib/IO/Compress/Adapter/Bzip2.pm b/ext/IO-Compress/lib/IO/Compress/Adapter/Bzip2.pm
index 7e6b019..ca650c6 100644
--- a/ext/IO-Compress/lib/IO/Compress/Adapter/Bzip2.pm
+++ b/ext/IO-Compress/lib/IO/Compress/Adapter/Bzip2.pm
@@ -4,13 +4,13 @@ use strict;
 use warnings;
 use bytes;
 
-use IO::Compress::Base::Common  2.016 qw(:Status);
+use IO::Compress::Base::Common  2.017 qw(:Status);
 
 #use Compress::Bzip2 ;
-use Compress::Raw::Bzip2  2.016 ;
+use Compress::Raw::Bzip2  2.017 ;
 
 our ($VERSION);
-$VERSION = '2.016';
+$VERSION = '2.017';
 
 sub mkCompObject
 {
diff --git a/ext/IO-Compress/lib/IO/Compress/Bzip2.pm b/ext/IO-Compress/lib/IO/Compress/Bzip2.pm
index 356ba1a..144b978 100644
--- a/ext/IO-Compress/lib/IO/Compress/Bzip2.pm
+++ b/ext/IO-Compress/lib/IO/Compress/Bzip2.pm
@@ -5,16 +5,16 @@ use warnings;
 use bytes;
 require Exporter ;
 
-use IO::Compress::Base 2.016 ;
+use IO::Compress::Base 2.017 ;
 
-use IO::Compress::Base::Common  2.016 qw(createSelfTiedObject);
-use IO::Compress::Adapter::Bzip2 2.016 ;
+use IO::Compress::Base::Common  2.017 qw(createSelfTiedObject);
+use IO::Compress::Adapter::Bzip2 2.017 ;
 
 
 
 our ($VERSION, @ISA, @EXPORT_OK, %EXPORT_TAGS, $Bzip2Error);
 
-$VERSION = '2.016';
+$VERSION = '2.017';
 $Bzip2Error = '';
 
 @ISA    = qw(Exporter IO::Compress::Base);
@@ -51,7 +51,7 @@ sub getExtraParams
 {
     my $self = shift ;
 
-    use IO::Compress::Base::Common  2.016 qw(:Parse);
+    use IO::Compress::Base::Common  2.017 qw(:Parse);
     
     return (
             'BlockSize100K' => [0, 1, Parse_unsigned,  1],
diff --git a/ext/IO-Compress/lib/IO/Compress/Zip.pm b/ext/IO-Compress/lib/IO/Compress/Zip.pm
index 73b158a..35a968f 100644
--- a/ext/IO-Compress/lib/IO/Compress/Zip.pm
+++ b/ext/IO-Compress/lib/IO/Compress/Zip.pm
@@ -21,9 +21,9 @@ BEGIN
            import  IO::Compress::Bzip2 2.017 ; 
          } ;
 #    eval { require IO::Compress::Adapter::Lzma ; 
-#           import  IO::Compress::Adapter::Lzma 2.016 ; 
+#           import  IO::Compress::Adapter::Lzma 2.017 ; 
 #           require IO::Compress::Lzma ; 
-#           import  IO::Compress::Lzma 2.016 ; 
+#           import  IO::Compress::Lzma 2.017 ; 
 #         } ;
 }
 
diff --git a/ext/IO-Compress/lib/IO/Uncompress/Adapter/Bunzip2.pm b/ext/IO-Compress/lib/IO/Uncompress/Adapter/Bunzip2.pm
index 680dbfc..802afce 100644
--- a/ext/IO-Compress/lib/IO/Uncompress/Adapter/Bunzip2.pm
+++ b/ext/IO-Compress/lib/IO/Uncompress/Adapter/Bunzip2.pm
@@ -4,13 +4,13 @@ use strict;
 use warnings;
 use bytes;
 
-use IO::Compress::Base::Common 2.016 qw(:Status);
+use IO::Compress::Base::Common 2.017 qw(:Status);
 
 #use Compress::Bzip2 ;
-use Compress::Raw::Bzip2 2.016 ;
+use Compress::Raw::Bzip2 2.017 ;
 
 our ($VERSION, @ISA);
-$VERSION = '2.016';
+$VERSION = '2.017';
 
 #@ISA = qw( Compress::Raw::Bunzip2 );
 
diff --git a/ext/IO-Compress/lib/IO/Uncompress/AnyUncompress.pm b/ext/IO-Compress/lib/IO/Uncompress/AnyUncompress.pm
index e7b36c8..088fd9d 100644
--- a/ext/IO-Compress/lib/IO/Uncompress/AnyUncompress.pm
+++ b/ext/IO-Compress/lib/IO/Uncompress/AnyUncompress.pm
@@ -31,7 +31,7 @@ BEGIN
    eval ' use IO::Uncompress::Adapter::Bunzip2 2.017 ;';
    eval ' use IO::Uncompress::Adapter::LZO 2.017 ;';
    eval ' use IO::Uncompress::Adapter::Lzf 2.017 ;';
-   #eval ' use IO::Uncompress::Adapter::UnLzma 2.016 ;';
+   #eval ' use IO::Uncompress::Adapter::UnLzma 2.017 ;';
 
    eval ' use IO::Uncompress::Bunzip2 2.017 ;';
    eval ' use IO::Uncompress::UnLzop 2.017 ;';
@@ -40,7 +40,7 @@ BEGIN
    eval ' use IO::Uncompress::RawInflate 2.017 ;';
    eval ' use IO::Uncompress::Unzip 2.017 ;';
    eval ' use IO::Uncompress::UnLzf 2.017 ;';
-   #eval ' use IO::Uncompress::UnLzma 2.016 ;';
+   #eval ' use IO::Uncompress::UnLzma 2.017 ;';
 }
 
 sub new
diff --git a/ext/IO-Compress/lib/IO/Uncompress/Bunzip2.pm b/ext/IO-Compress/lib/IO/Uncompress/Bunzip2.pm
index 5fb1879..0162ad6 100644
--- a/ext/IO-Compress/lib/IO/Uncompress/Bunzip2.pm
+++ b/ext/IO-Compress/lib/IO/Uncompress/Bunzip2.pm
@@ -4,15 +4,15 @@ use strict ;
 use warnings;
 use bytes;
 
-use IO::Compress::Base::Common 2.016 qw(:Status createSelfTiedObject);
+use IO::Compress::Base::Common 2.017 qw(:Status createSelfTiedObject);
 
-use IO::Uncompress::Base 2.016 ;
-use IO::Uncompress::Adapter::Bunzip2 2.016 ;
+use IO::Uncompress::Base 2.017 ;
+use IO::Uncompress::Adapter::Bunzip2 2.017 ;
 
 require Exporter ;
 our ($VERSION, @ISA, @EXPORT_OK, %EXPORT_TAGS, $Bunzip2Error);
 
-$VERSION = '2.016';
+$VERSION = '2.017';
 $Bunzip2Error = '';
 
 @ISA    = qw( Exporter IO::Uncompress::Base );
@@ -40,7 +40,7 @@ sub getExtraParams
 {
     my $self = shift ;
 
-    use IO::Compress::Base::Common 2.016 qw(:Parse);
+    use IO::Compress::Base::Common 2.017 qw(:Parse);
     
     return (
             'Verbosity'     => [1, 1, Parse_boolean,   0],
diff --git a/ext/IO-Compress/lib/IO/Uncompress/Unzip.pm b/ext/IO-Compress/lib/IO/Uncompress/Unzip.pm
index 08f94db..45ef3b5 100644
--- a/ext/IO-Compress/lib/IO/Uncompress/Unzip.pm
+++ b/ext/IO-Compress/lib/IO/Uncompress/Unzip.pm
@@ -702,12 +702,9 @@ sub filterUncompressed
 }    
 
 
-# from Archive::Zip
+# from Archive::Zip & info-zip
 sub _dosToUnixTime
 {
-    #use Time::Local 'timelocal_nocheck';
-    use Time::Local 'timelocal';
-
 	my $dt = shift;
 
 	my $year = ( ( $dt >> 25 ) & 0x7f ) + 80;
@@ -718,11 +715,11 @@ sub _dosToUnixTime
 	my $min  = ( ( $dt >> 5 ) & 0x3f );
 	my $sec  = ( ( $dt << 1 ) & 0x3e );
 
-	# catch errors
-	my $time_t =
-	  eval { timelocal( $sec, $min, $hour, $mday, $mon, $year ); };
-	return 0 
-        if $@;
+
+    use POSIX 'mktime';
+
+    my $time_t = mktime( $sec, $min, $hour, $mday, $mon, $year, 0, 0, -1 );
+    return 0 if ! defined $time_t;
 	return $time_t;
 }
 
diff --git a/ext/IO-Compress/t/000prereq.t b/ext/IO-Compress/t/000prereq.t
index 3ac318f..c56e7bd 100644
--- a/ext/IO-Compress/t/000prereq.t
+++ b/ext/IO-Compress/t/000prereq.t
@@ -19,7 +19,7 @@ BEGIN
         if eval { require Test::NoWarnings ;  import Test::NoWarnings; 1 };
 
 
-    my $VERSION = '2.016';
+    my $VERSION = '2.017';
     my @NAMES = qw(
 			Compress::Raw::Bzip2
 			Compress::Raw::Zlib