macros.pl

   1 #!/usr/bin/perl -w
   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 use strict;
  11
  12 my $fname;
  13 my $line = 0;
  14 my $index      = 0;
  15 my $tasm_count;
  16
  17 undef $tasm_count;
  18
  19 open(OUTPUT,">macros.c") or die "unable to open macros.c\n";
  20
  21 print OUTPUT "/* This file auto-generated from standard.mac by macros.pl" .
  22 " - don't edit it */\n\n#include \"compiler.h\"\n\nstatic const char *stdmac[] = {\n";
  23
  24 foreach $fname ( @ARGV ) {
  25     open(INPUT,$fname) or die "unable to open $fname\n";
  26     while (<INPUT>) {
  27         $line++;
  28         chomp;
  29         if (m/^\s*\*END\*TASM\*MACROS\*\s*$/) {
  30             $tasm_count = $index;
  31         } elsif (m/^\s*((\s*([^\"\';\s]+|\"[^\"]*\"|\'[^\']*\'))*)\s*(;.*)?$/) {
  32             $_ = $1;
  33             s/\\/\\\\/g;
  34             s/"/\\"/g;
  35             if (length > 0) {
  36                 print OUTPUT "    \"$_\",\n";
  37                 $index++;
  38             }
  39         } else {
  40             die "$fname:$line:  error unterminated quote";
  41         }
  42     }
  43     close(INPUT);
  44 }
  45 print OUTPUT "    NULL\n};\n";
  46 $tasm_count = $index unless ( defined($tasm_count) );
  47 print OUTPUT "#define TASM_MACRO_COUNT $tasm_count\n";
  48 close(OUTPUT);