macros.pl

   1 #!/usr/bin/perl
   2 #
   3 # macros.pl   produce macros.c from standard.mac
   4 #
   5 # The Netwide Assembler is copyright (C) 1996 Simon Tatham and
   6 # Julian Hall. All rights reserved. The software is
   7 # redistributable under the licence given in the file "Licence"
   8 # distributed in the NASM archive.
   9
  10 $fname = "standard.mac" unless $fname = $ARGV[0];
  11 open INPUT,$fname || die "unable to open $fname\n";
  12 open OUTPUT,">macros.c" || die "unable to open macros.c\n";
  13
  14 print OUTPUT "/* This file auto-generated from standard.mac by macros.pl" .
  15         " - don't edit it */\n\nstatic char *stdmac[] = {\n";
  16
  17 while (<INPUT>) {
  18   chomp;
  19   # this regexp ought to match anything at all, so why bother with
  20   # a sensible error message ;-)
  21   die "swirly thing alert" unless /^\s*((\s*([^"';\s]+|"[^"]*"|'[^']*'))*)/;
  22   $_ = $1;
  23   s/\\/\\\\/g;
  24   s/"/\\"/g;
  25   print OUTPUT "    \"$_\",\n" if length > 0;
  26 }
  27
  28 print OUTPUT "    NULL\n};\n"