plass

   1 #!/usr/bin/perl
   2
   3 #=======================================================================
   4 # plass
   5 # File ID: 8e329af6-42a0-11e2-bef5-fefdb24f8e10
   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 exit(main(%Opt));
  53
  54 sub main {
  55     # {{{
  56     my %Opt = @_;
  57     my $Retval = 0;
  58     defined($ARGV[0]) || (warn("$progname: Name not specified\n"), return 1);
  59     my $name = $ARGV[0];
  60     my $dist = defined($ARGV[1]) ? $ARGV[1] : '0.00050';
  61     msg(0, "name = '$name'");
  62     msg(0, "dist = '$dist'");
  63
  64     system(sprintf("psql gps -c \"%s\" | less", <<END));
  65     SELECT id, date, coor, name, dist
  66         FROM logg
  67         WHERE (
  68             SELECT coor
  69                 FROM wayp
  70                 WHERE name LIKE '$name'
  71                 LIMIT 1
  72             )::point <-> coor <= $dist
  73         ORDER BY id;
  74 END
  75
  76     return($Retval);
  77     # }}}
  78 } # main()
  79
  80 sub print_version {
  81     # Print program version {{{
  82     print("$progname v$VERSION\n");
  83     return;
  84     # }}}
  85 } # print_version()
  86
  87 sub usage {
  88     # Send the help message to stdout {{{
  89     my $Retval = shift;
  90
  91     if ($Opt{'verbose'}) {
  92         print("\n");
  93         print_version();
  94     }
  95     print(<<"END");
  96
  97 Usage: $progname [options] name [dist]
  98
  99 Options:
 100
 101   -h, --help
 102     Show this help.
 103   -v, --verbose
 104     Increase level of verbosity. Can be repeated.
 105   --version
 106     Print version information.
 107   --debug
 108     Print debugging messages.
 109
 110 END
 111     exit($Retval);
 112     # }}}
 113 } # usage()
 114
 115 sub msg {
 116     # Print a status message to stderr based on verbosity level {{{
 117     my ($verbose_level, $Txt) = @_;
 118
 119     if ($Opt{'verbose'} >= $verbose_level) {
 120         print(STDERR "$progname: $Txt\n");
 121     }
 122     return;
 123     # }}}
 124 } # msg()
 125
 126 sub D {
 127     # Print a debugging message {{{
 128     $Debug || return;
 129     my @call_info = caller;
 130     chomp(my $Txt = shift);
 131     my $File = $call_info[1];
 132     $File =~ s#\\#/#g;
 133     $File =~ s#^.*/(.*?)$#$1#;
 134     print(STDERR "$File:$call_info[2] $$ $Txt\n");
 135     return('');
 136     # }}}
 137 } # D()
 138
 139 __END__
 140
 141 # Plain Old Documentation (POD) {{{
 142
 143 =pod
 144
 145 =head1 NAME
 146
 147
 148
 149 =head1 SYNOPSIS
 150
 151  [options] [file [files [...]]]
 152
 153 =head1 DESCRIPTION
 154
 155
 156
 157 =head1 OPTIONS
 158
 159 =over 4
 160
 161 =item B<-h>, B<--help>
 162
 163 Print a brief help summary.
 164
 165 =item B<-v>, B<--verbose>
 166
 167 Increase level of verbosity. Can be repeated.
 168
 169 =item B<--version>
 170
 171 Print version information.
 172
 173 =item B<--debug>
 174
 175 Print debugging messages.
 176
 177 =back
 178
 179 =head1 BUGS
 180
 181
 182
 183 =head1 AUTHOR
 184
 185 Made by Øyvind A. Holm S<E<lt>sunny@sunbase.orgE<gt>>.
 186
 187 =head1 COPYRIGHT
 188
 189 Copyleft © Øyvind A. Holm E<lt>sunny@sunbase.orgE<gt>
 190 This is free software; see the file F<COPYING> for legalese stuff.
 191
 192 =head1 LICENCE
 193
 194 This program is free software: you can redistribute it and/or modify it
 195 under the terms of the GNU General Public License as published by the
 196 Free Software Foundation, either version 3 of the License, or (at your
 197 option) any later version.
 198
 199 This program is distributed in the hope that it will be useful, but
 200 WITHOUT ANY WARRANTY; without even the implied warranty of
 201 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 202 See the GNU General Public License for more details.
 203
 204 You should have received a copy of the GNU General Public License along
 205 with this program.
 206 If not, see L<http://www.gnu.org/licenses/>.
 207
 208 =head1 SEE ALSO
 209
 210 =cut
 211
 212 # }}}
 213
 214 # vim: set fenc=UTF-8 ft=perl fdm=marker ts=4 sw=4 sts=4 et fo+=w :