| 1 | #!perl |
| 2 | use strict; |
| 3 | use Getopt::Std; |
| 4 | |
| 5 | my $opts = {}; |
| 6 | getopts('ushvD', $opts ); |
| 7 | |
| 8 | die usage() if $opts->{h}; |
| 9 | |
| 10 | my $file = shift or die "Need file\n". usage(); |
| 11 | my $outfile = shift || ''; |
| 12 | my $mode = (stat($file))[2] & 07777; |
| 13 | |
| 14 | open my $fh, $file or die "Could not open input file $file: $!"; |
| 15 | my $str = do { local $/; <$fh> }; |
| 16 | |
| 17 | ### unpack? |
| 18 | my $outstr; |
| 19 | if( $opts->{u} ) { |
| 20 | if( !$outfile ) { |
| 21 | $outfile = $file; |
| 22 | $outfile =~ s/\.packed$//; |
| 23 | } |
| 24 | |
| 25 | $outstr = unpack 'u', $str; |
| 26 | |
| 27 | } else { |
| 28 | $outfile ||= $file . '.packed'; |
| 29 | |
| 30 | $outstr = pack 'u', $str; |
| 31 | } |
| 32 | |
| 33 | ### output the file |
| 34 | if( $opts->{'s'} ) { |
| 35 | print STDOUT $outstr; |
| 36 | } else { |
| 37 | print "Writing $file into $outfile\n" if $opts->{'v'}; |
| 38 | open my $outfh, ">$outfile" |
| 39 | or die "Could not open $outfile for writing: $!"; |
| 40 | print $outfh $outstr; |
| 41 | close $outfh; |
| 42 | |
| 43 | chmod $mode, $outfile; |
| 44 | } |
| 45 | |
| 46 | ### delete source file? |
| 47 | if( $opts->{'D'} and $file ne $outfile ) { |
| 48 | 1 while unlink $file; |
| 49 | } |
| 50 | |
| 51 | sub usage { |
| 52 | return qq[ |
| 53 | Usage: $0 [-v] [-s] [-D] SOURCE [OUTPUT_FILE] |
| 54 | $0 [-v] [-s] [-D] -u SOURCE [OUTPUT_FILE] |
| 55 | $0 -h |
| 56 | |
| 57 | uuencodes a file, either to a target file or STDOUT. |
| 58 | If no output file is provided, it outputs to SOURCE.packed |
| 59 | |
| 60 | Options: |
| 61 | -v Run verbosely |
| 62 | -s Output to STDOUT rather than OUTPUT_FILE |
| 63 | -h Display this help message |
| 64 | -u Unpack rather than pack |
| 65 | -D Delete source file after encoding/decoding |
| 66 | |
| 67 | ] |
| 68 | } |