diff options
Diffstat (limited to 'Master/tlpkg/tlperl/lib/Archive/Tar/Constant.pm')
| -rw-r--r-- | Master/tlpkg/tlperl/lib/Archive/Tar/Constant.pm | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/Master/tlpkg/tlperl/lib/Archive/Tar/Constant.pm b/Master/tlpkg/tlperl/lib/Archive/Tar/Constant.pm index a48968d9e04..398c4799a5c 100644 --- a/Master/tlpkg/tlperl/lib/Archive/Tar/Constant.pm +++ b/Master/tlpkg/tlperl/lib/Archive/Tar/Constant.pm @@ -3,7 +3,7 @@ package Archive::Tar::Constant; BEGIN { require Exporter; - $VERSION = '2.32'; + $VERSION = '2.36'; @ISA = qw[Exporter]; require Time::Local if $^O eq "MacOS"; @@ -32,6 +32,7 @@ use constant BLOCK => 512; use constant COMPRESS_GZIP => 9; use constant COMPRESS_BZIP => 'bzip2'; +use constant COMPRESS_XZ => 'xz'; use constant BLOCK_SIZE => sub { my $n = int($_[0]/BLOCK); $n++ if $_[0] % BLOCK; $n * BLOCK }; use constant TAR_PAD => sub { my $x = shift || return; return "\0" x (BLOCK - ($x % BLOCK) ) }; @@ -58,7 +59,7 @@ use constant PACK => 'a100 a8 a8 a8 a12 a12 A8 a1 a100 a6 a2 a32 a32 a use constant NAME_LENGTH => 100; use constant PREFIX_LENGTH => 155; -use constant TIME_OFFSET => ($^O eq "MacOS") ? Time::Local::timelocal(0,0,0,1,0,70) : 0; +use constant TIME_OFFSET => ($^O eq "MacOS") ? Time::Local::timelocal(0,0,0,1,0,1970) : 0; use constant MAGIC => "ustar"; use constant TAR_VERSION => "00"; use constant LONGLINK_NAME => '././@LongLink'; @@ -77,8 +78,16 @@ use constant BZIP => do { !$ENV{'PERL5_AT_NO_BZIP'} and $ENV{'PERL5_AT_NO_BZIP'} || $@ ? 0 : 1 }; + ### allow XZ to be turned off using ENV: DEBUG only +use constant XZ => do { !$ENV{'PERL5_AT_NO_XZ'} and + eval { require IO::Compress::Xz; + require IO::Uncompress::UnXz; }; + $ENV{'PERL5_AT_NO_XZ'} || $@ ? 0 : 1 + }; + use constant GZIP_MAGIC_NUM => qr/^(?:\037\213|\037\235)/; use constant BZIP_MAGIC_NUM => qr/^BZh\d/; +use constant XZ_MAGIC_NUM => qr/^\xFD\x37\x7A\x58\x5A\x00/; use constant CAN_CHOWN => sub { ($> == 0 and $^O ne "MacOS" and $^O ne "MSWin32") }; use constant CAN_READLINK => ($^O ne 'MSWin32' and $^O !~ /RISC(?:[ _])?OS/i and $^O ne 'VMS'); |