doc/doc-docbook/OS-Fixups

   1 #!/usr/bin/perl -w
   2 #  $Cambridge: exim/doc/doc-docbook/OS-Fixups,v 1.1 2009/10/16 10:36:52 nm4 Exp $
   3 use strict;
   4
   5 # Script to hack around using absolute paths in xsl:import with fixups.
   6 # Let every OS define its own manipulations.
   7 # Uses the Perl $^O values to identify the current OS.
   8 #
   9 # Define filter_$^O to do substitutions, will be called for every line of
  10 # every .xsl file.
  11
  12 sub filter_freebsd
  13 {
  14 s{"/usr/share/sgml/docbook/xsl-stylesheets-1.70.1/}
  15  {"/usr/local/share/xsl/docbook/};
  16 s{"http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"}
  17  {"/usr/local/share/xml/docbook/4.2/docbookx.dtd"};
  18 }
  19
  20 # Define OS filters above.
  21
  22 my $os_filter;
  23 $os_filter = $main::{"filter_$^O"} if exists $main::{"filter_$^O"};
  24
  25 unless (defined $os_filter)
  26   {
  27   print "No changes defined for your OS ($^O).\n";
  28   exit 0;
  29   }
  30
  31 for my $fn (<*.xsl>, <*.xml>)
  32   {
  33   my $orig = "$fn.orig";
  34   rename($fn, $orig) or die "Failed to rename($fn, $orig): $!\n";
  35   # Most portable is two-argument form, and none of our filenames are
  36   # untrusted or contain whitespace.
  37   open(OLD, "< $orig") or die "Failed to read-open($orig): $!\n";
  38   open(NEW, "> $fn") or die "Failed to write-open($fn): $!\n";
  39   while (<OLD>)
  40     {
  41     $os_filter->();
  42     print NEW $_ or die "Write to \"$fn\" failed: $!\n";
  43     }
  44   close(NEW) or die "Failed to close($fn) after writing: $!\n";
  45   close(OLD);
  46   }