doc/doc-docbook/OS-Fixups

   1 #!/usr/bin/perl -w
   2 #  $Cambridge: exim/doc/doc-docbook/OS-Fixups,v 1.3 2010/05/28 15:38:18 nm4 Exp $
   3 use strict;
   4
   5 # Script to hack around xsl:import paths; ideally, the system catalogs are used.
   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{"http://docbook.sourceforge.net/release/xsl/current/}
  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 sub filter_linux
  21 {
  22 # SUSE 10 with extra pkgs
  23 s{"http://docbook.sourceforge.net/release/xsl/current/}
  24  {"/usr/share/xml/docbook/stylesheet/nwalsh/1.71.1/};
  25 s{"http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"}
  26  {"/usr/share/xml/docbook/schema/dtd/4.2/docbookx.dtd"};
  27 }
  28
  29 sub filter_darwin
  30 {
  31 # NB - this uses the Mac Ports installations
  32 s{"http://docbook.sourceforge.net/release/xsl/current/}
  33  {"/opt/local/share/xsl/docbook-xsl/};
  34 s{"http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"}
  35  {"/opt/local/share/xml/docbook/4.2/docbookx.dtd"};
  36 }
  37
  38
  39 # Define OS filters above.
  40
  41 my $os_filter;
  42 $os_filter = $main::{"filter_$^O"} if exists $main::{"filter_$^O"};
  43
  44 unless (defined $os_filter)
  45   {
  46   print "No changes defined for your OS ($^O).\n";
  47   exit 0;
  48   }
  49
  50 for my $fn (<*.xsl>, <*.xml>)
  51   {
  52   my $orig = "$fn.orig";
  53   rename($fn, $orig) or die "Failed to rename($fn, $orig): $!\n";
  54   # Most portable is two-argument form, and none of our filenames are
  55   # untrusted or contain whitespace.
  56   open(OLD, "< $orig") or die "Failed to read-open($orig): $!\n";
  57   open(NEW, "> $fn") or die "Failed to write-open($fn): $!\n";
  58   while (<OLD>)
  59     {
  60     $os_filter->();
  61     print NEW $_ or die "Write to \"$fn\" failed: $!\n";
  62     }
  63   close(NEW) or die "Failed to close($fn) after writing: $!\n";
  64   close(OLD);
  65   }