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 license given in the file "LICENSE"
   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 "/*\n";
  22 print OUTPUT " * Do not edit - this file auto-generated by macros.pl from:\n";
  23 print OUTPUT " * ", join(' ', @ARGV), "\n";
  24 print OUTPUT " */\n";
  25 print OUTPUT "\n";
  26 print OUTPUT "#include \"tables.h\"\n";
  27 print OUTPUT "\n";
  28 print OUTPUT "const char * const nasm_stdmac[] = {\n";
  29
  30 foreach $fname ( @ARGV ) {
  31     open(INPUT,$fname) or die "unable to open $fname\n";
  32     print OUTPUT "    /* *** From $fname *** */\n";
  33     while (<INPUT>) {
  34         $line++;
  35         chomp;
  36         if (m/^\s*\*END\*TASM\*MACROS\*\s*$/) {
  37             $tasm_count = $index;
  38             print OUTPUT "    /* --- End of TASM macros --- */\n";
  39         } elsif (m/^\s*((\s*([^\"\';\s]+|\"[^\"]*\"|\'[^\']*\'))*)\s*(;.*)?$/) {
  40             $_ = $1;
  41             s/\\/\\\\/g;
  42             s/"/\\"/g;
  43             if (length > 0) {
  44                 print OUTPUT "    \"$_\",\n";
  45                 $index++;
  46             }
  47         } else {
  48             die "$fname:$line:  error unterminated quote";
  49         }
  50     }
  51     close(INPUT);
  52 }
  53 print OUTPUT "    NULL\n};\n\n";
  54 $tasm_count = $index unless ( defined($tasm_count) );
  55 print OUTPUT "const char * const * nasm_stdmac_after_tasm = ",
  56     "&nasm_stdmac[$tasm_count];\n";
  57 close(OUTPUT);