use IO::File;
use Pod::Usage;
use Digest::SHA;
+use feature 'state';
use if $ENV{DEBUG} => 'Smart::Comments';
my $ME = basename $0;
# See also environment variables set in main, tuning compression levels
- my (%size, %sha256);
+ my (%size, %sha256, %sha512);
foreach my $dir ( glob( catdir( $pkg_trees, ( 'exim*-' . $context->{v}{release} ) ) ) ) {
my $dirname = ( splitdir($dir) )[-1];
# calculate size and md5sum
$size{$basename} = -s $outfile;
- $sha256{$basename} = do {
- my $sha = Digest::SHA->new(256);
- $sha->addfile($outfile);
- $sha->hexdigest;
- };
+ $sha256{$basename} = Digest::SHA->new(256)->addfile($outfile)->hexdigest;
+ $sha512{$basename} = Digest::SHA->new(512)->addfile($outfile)->hexdigest;
}
}
# write the sizes file
if ($context->{sizes}) {
- open my $sizes, '>', $_ = catfile $pkg_tars, 'sizes.txt'
- or die "$ME: Can't open `$_': $!\n";
+ for ([ sizes => 'SIZE' => \%size ],
+ [ sha256sums => 'SHA256' => \%sha256 ],
+ [ sha512sums => 'SHA512' => \%sha512 ]) {
- print $sizes join "\n",
- (map { "SIZE($_) = $size{$_}" } sort keys %size),
- (map { "SHA256($_) = $sha256{$_}" } sort keys %sha256);
+ my $outfile = catfile $pkg_tars, "00-$_->[0].txt";
+ my $tag = $_->[1];
+ my $sizes = $_->[2];
- close($sizes) or die "$ME: Can't close $_: $!\n";
+ open my $out, '>', $outfile
+ or die "$ME: Can't open `$outfile': $!\n";
+
+ print $out join "\n",
+ (map { "$tag ($_) = $sizes->{$_}" } sort keys %$sizes),
+ '';
+
+ close($out) or die "$ME: Can't close $outfile: $!\n";
+ }
}
}
}
+# Check, if tar understands --use-compress-program and use this, as
+# at least gzip deprecated passing options via the environment.
+sub compressor {
+ my ($compressor, $fallback) = @_;
+ state $use_compress_option =
+ 0 == system("tar c -f /dev/null -C / --use-compress-program=cat dev/null 2>/dev/null");
+ return $use_compress_option
+ ? "--use-compress-program=$compressor"
+ : ref $fallback eq ref sub {} ? $fallback->() : $fallback;
+}
+
MAIN: {
# some of these settings are useful only if we're in the
make_cmd => 'make', # for 'make'ing the docs
sizes => 1,
compressors => {
- gzip => { use => 1, extension => 'gz', flags => '--gzip' },
- bzip2 => { use => 1, extension => 'bz2', flags => '--bzip2' },
- xz => { use => 1, extension => 'xz', flags => '--xz' },
- lzip => { use => 0, extension => 'lz', flags => '--lzip' },
+ gzip => { use => 1, extension => 'gz', flags => compressor('gzip -9', sub { $ENV{GZIP} = '-9'; '--gzip' }) },
+ bzip2 => { use => 1, extension => 'bz2', flags => compressor('bzip2 -9', sub { $ENV{BZIP2} = '-9'; '--bzip2' }) },
+ xz => { use => 1, extension => 'xz', flags => compressor('xz -9', sub { $ENV{XZ_OPT} = '-9'; '--xz' }) },
+ lzip => { use => 0, extension => 'lz', flags => compressor('lzip -9', '--lzip') },
},
docs => 1,
web => 1,
);
##$ENV{'PATH'} = '/opt/local/bin:' . $ENV{'PATH'};
- # We are creating files for mass distribution, so work harder to make smaller files.
- $ENV{GZIP} = -9;
- $ENV{BZIP2} = -9;
- # xz documents minimum file sizes for levels higher than -6 to be useful and each
- # requires more RAM on the decompressing system. Exim tarball currently 24MiB so
- # using -8.
- $ENV{XZ_DEFAULTS} = -8;
GetOptions(
$context,
=item B<--tar-cmd> I<cmd>
Use to override the path to the C<tar> command. Need GNU tar in case
-I<lzip> is selected. (default: C<gtar>, if not found, use C<tar>)
+I<lzip> is selected. (default: C<gtar>, if not found, use C<tar>).
=item B<--tmpdir> I<dir>