src/dcgen

   1 #!/usr/bin/perl -w
   2 # dcgen -- convert dircolors.hin to dircolors.h.
   3
   4 # Copyright (C) 1996-2024 Free Software Foundation, Inc.
   5
   6 # This program is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
  18
  19 # written by Jim Meyering
  20
  21 require 5.002;
  22 use strict;
  23 (my $ME = $0) =~ s|.*/||;
  24
  25 # A global destructor to close standard output with error checking.
  26 sub END
  27 {
  28   defined fileno STDOUT
  29     or return;
  30   close STDOUT
  31     and return;
  32   warn "$ME: closing standard output: $!\n";
  33   $? ||= 1;
  34 }
  35
  36 my @line;
  37 while (<>)
  38   {
  39     chomp;
  40     s/[[:blank:]]+/ /g;
  41     $_
  42       and push @line, $_;
  43   }
  44
  45 my $indent = '  ';
  46
  47 print "static char const G_line[] =\n{\n";
  48 foreach (@line)
  49   {
  50     s/./'$&',/g;
  51     s/'\\'/'\\\\'/g;
  52     s/'''/'\\''/g;
  53     print "$indent${_}0,\n";
  54   }
  55 print "};\n";