latlon

   1 #!/usr/bin/env perl
   2
   3 #=======================================================================
   4 # latlon
   5 # File ID: 42441484-6158-11df-b790-90e6ba3022ac
   6 # Setter lat og lon på veipunkter i «riktig» rekkefølge.
   7 #
   8 # Character set: UTF-8
   9 # ©opyleft 2010– 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 $| = 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     if (/^(.*?\s+)(lon="\S+")(\s+)(lat="\S+?")(>.*)/) {
  54         print("$1$4$3$2$5\n");
  55     } else {
  56         print;
  57     }
  58 }
  59
  60 sub print_version {
  61     # Print program version {{{
  62     print("$progname v$VERSION\n");
  63     # }}}
  64 } # print_version()
  65
  66 sub usage {
  67     # Send the help message to stdout {{{
  68     my $Retval = shift;
  69
  70     if ($Opt{'verbose'}) {
  71         print("\n");
  72         print_version();
  73     }
  74     print(<<END);
  75
  76 Usage: $progname [options] [file [files [...]]]
  77
  78 Options:
  79
  80   -h, --help
  81     Show this help.
  82   -v, --verbose
  83     Increase level of verbosity. Can be repeated.
  84   --version
  85     Print version information.
  86   --debug
  87     Print debugging messages.
  88
  89 END
  90     exit($Retval);
  91     # }}}
  92 } # usage()
  93
  94 sub msg {
  95     # Print a status message to stderr based on verbosity level {{{
  96     my ($verbose_level, $Txt) = @_;
  97
  98     if ($Opt{'verbose'} >= $verbose_level) {
  99         print(STDERR "$progname: $Txt\n");
 100     }
 101     # }}}
 102 } # msg()
 103
 104 sub D {
 105     # Print a debugging message {{{
 106     $Debug || return;
 107     my @call_info = caller;
 108     chomp(my $Txt = shift);
 109     my $File = $call_info[1];
 110     $File =~ s#\\#/#g;
 111     $File =~ s#^.*/(.*?)$#$1#;
 112     print(STDERR "$File:$call_info[2] $$ $Txt\n");
 113     return("");
 114     # }}}
 115 } # D()
 116
 117 __END__
 118
 119 # Plain Old Documentation (POD) {{{
 120
 121 =pod
 122
 123 =head1 NAME
 124
 125
 126
 127 =head1 SYNOPSIS
 128
 129  [options] [file [files [...]]]
 130
 131 =head1 DESCRIPTION
 132
 133
 134
 135 =head1 OPTIONS
 136
 137 =over 4
 138
 139 =item B<-h>, B<--help>
 140
 141 Print a brief help summary.
 142
 143 =item B<-v>, B<--verbose>
 144
 145 Increase level of verbosity. Can be repeated.
 146
 147 =item B<--version>
 148
 149 Print version information.
 150
 151 =item B<--debug>
 152
 153 Print debugging messages.
 154
 155 =back
 156
 157 =head1 BUGS
 158
 159
 160
 161 =head1 AUTHOR
 162
 163 Made by Øyvind A. Holm S<E<lt>sunny@sunbase.orgE<gt>>.
 164
 165 =head1 COPYRIGHT
 166
 167 Copyleft © Øyvind A. Holm E<lt>sunny@sunbase.orgE<gt>
 168 This is free software; see the file F<COPYING> for legalese stuff.
 169
 170 =head1 LICENCE
 171
 172 This program is free software: you can redistribute it and/or modify it
 173 under the terms of the GNU General Public License as published by the
 174 Free Software Foundation, either version 3 of the License, or (at your
 175 option) any later version.
 176
 177 This program is distributed in the hope that it will be useful, but
 178 WITHOUT ANY WARRANTY; without even the implied warranty of
 179 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 180 See the GNU General Public License for more details.
 181
 182 You should have received a copy of the GNU General Public License along
 183 with this program.
 184 If not, see L<http://www.gnu.org/licenses/>.
 185
 186 =head1 SEE ALSO
 187
 188 =cut
 189
 190 # }}}
 191
 192 # vim: set fenc=UTF-8 ft=perl fdm=marker ts=4 sw=4 sts=4 et fo+=w :