wpt-dupdesc

   1 #!/usr/bin/perl
   2
   3 #=======================================================================
   4 # wpt-dupdesc
   5 # File ID: c3b793a4-6225-11e1-bae9-37679d2dbe43
   6 # [Description]
   7 #
   8 # Character set: UTF-8
   9 # ©opyleft 2012– Øyvind A. Holm <sunny@sunbase.org>
  10 # License: GNU General Public License version 3 or later, see end of
  11 # file for legal stuff.
  12 #=======================================================================
  13
  14 use strict;
  15 use warnings;
  16 use Getopt::Long;
  17
  18 local $| = 1;
  19
  20 our $Debug = 0;
  21
  22 our %Opt = (
  23
  24     'debug' => 0,
  25     'help' => 0,
  26     'verbose' => 0,
  27     'version' => 0,
  28
  29 );
  30
  31 our $progname = $0;
  32 $progname =~ s/^.*\/(.*?)$/$1/;
  33 our $VERSION = '0.00';
  34
  35 Getopt::Long::Configure('bundling');
  36 GetOptions(
  37
  38     'debug' => \$Opt{'debug'},
  39     'help|h' => \$Opt{'help'},
  40     'verbose|v+' => \$Opt{'verbose'},
  41     'version' => \$Opt{'version'},
  42
  43 ) || die("$progname: Option error. Use -h for help.\n");
  44
  45 $Opt{'debug'} && ($Debug = 1);
  46 $Opt{'help'} && usage(0);
  47 if ($Opt{'version'}) {
  48     print_version();
  49     exit(0);
  50 }
  51
  52 while (<>) {
  53     print;
  54 }
  55
  56 sub print_version {
  57     # Print program version {{{
  58     print("$progname v$VERSION\n");
  59     return;
  60     # }}}
  61 } # print_version()
  62
  63 sub usage {
  64     # Send the help message to stdout {{{
  65     my $Retval = shift;
  66
  67     if ($Opt{'verbose'}) {
  68         print("\n");
  69         print_version();
  70     }
  71     print(<<"END");
  72
  73 Usage: $progname [options] [file [files [...]]]
  74
  75 Options:
  76
  77   -h, --help
  78     Show this help.
  79   -v, --verbose
  80     Increase level of verbosity. Can be repeated.
  81   --version
  82     Print version information.
  83   --debug
  84     Print debugging messages.
  85
  86 END
  87     exit($Retval);
  88     # }}}
  89 } # usage()
  90
  91 sub msg {
  92     # Print a status message to stderr based on verbosity level {{{
  93     my ($verbose_level, $Txt) = @_;
  94
  95     if ($Opt{'verbose'} >= $verbose_level) {
  96         print(STDERR "$progname: $Txt\n");
  97     }
  98     return;
  99     # }}}
 100 } # msg()
 101
 102 sub D {
 103     # Print a debugging message {{{
 104     $Debug || return;
 105     my @call_info = caller;
 106     chomp(my $Txt = shift);
 107     my $File = $call_info[1];
 108     $File =~ s#\\#/#g;
 109     $File =~ s#^.*/(.*?)$#$1#;
 110     print(STDERR "$File:$call_info[2] $$ $Txt\n");
 111     return('');
 112     # }}}
 113 } # D()
 114
 115 __END__
 116
 117 # Plain Old Documentation (POD) {{{
 118
 119 =pod
 120
 121 =head1 NAME
 122
 123
 124
 125 =head1 SYNOPSIS
 126
 127  [options] [file [files [...]]]
 128
 129 =head1 DESCRIPTION
 130
 131
 132
 133 =head1 OPTIONS
 134
 135 =over 4
 136
 137 =item B<-h>, B<--help>
 138
 139 Print a brief help summary.
 140
 141 =item B<-v>, B<--verbose>
 142
 143 Increase level of verbosity. Can be repeated.
 144
 145 =item B<--version>
 146
 147 Print version information.
 148
 149 =item B<--debug>
 150
 151 Print debugging messages.
 152
 153 =back
 154
 155 =head1 BUGS
 156
 157
 158
 159 =head1 AUTHOR
 160
 161 Made by Øyvind A. Holm S<E<lt>sunny@sunbase.orgE<gt>>.
 162
 163 =head1 COPYRIGHT
 164
 165 Copyleft © Øyvind A. Holm E<lt>sunny@sunbase.orgE<gt>
 166 This is free software; see the file F<COPYING> for legalese stuff.
 167
 168 =head1 LICENCE
 169
 170 This program is free software: you can redistribute it and/or modify it
 171 under the terms of the GNU General Public License as published by the
 172 Free Software Foundation, either version 3 of the License, or (at your
 173 option) any later version.
 174
 175 This program is distributed in the hope that it will be useful, but
 176 WITHOUT ANY WARRANTY; without even the implied warranty of
 177 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 178 See the GNU General Public License for more details.
 179
 180 You should have received a copy of the GNU General Public License along
 181 with this program.
 182 If not, see L<http://www.gnu.org/licenses/>.
 183
 184 =head1 SEE ALSO
 185
 186 =cut
 187
 188 # }}}
 189
 190 # vim: set fenc=UTF-8 ft=perl fdm=marker ts=4 sw=4 sts=4 et fo+=w :