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  1. #!/usr/bin/env perl
  2. # Copyright 2009 The Go Authors. All rights reserved.
  3. # Use of this source code is governed by a BSD-style
  4. # license that can be found in the LICENSE file.
  5. #
  6. # Generate system call table for OpenBSD from master list
  7. # (for example, /usr/src/sys/kern/syscalls.master).
  8.  
  9. use strict;
  10.  
  11. if($ENV{'GOARCH'} eq "" || $ENV{'GOOS'} eq "") {
  12.         print STDERR "GOARCH or GOOS not defined in environment\n";
  13.         exit 1;
  14. }
  15.  
  16. my $command = "mksysnum_openbsd.pl " . join(' ', @ARGV);
  17.  
  18. print <<EOF;
  19. // $command
  20. // MACHINE GENERATED BY THE ABOVE COMMAND; DO NOT EDIT
  21.  
  22. // +build $ENV{'GOARCH'},$ENV{'GOOS'}
  23.  
  24. package unix
  25.  
  26. const (
  27. EOF
  28.  
  29. while(<>){
  30.         if(/^([0-9]+)\s+STD\s+(NOLOCK\s+)?({ \S+\s+\*?(\w+).*)$/){
  31.                 my $num = $1;
  32.                 my $proto = $3;
  33.                 my $name = $4;
  34.                 $name =~ y/a-z/A-Z/;
  35.  
  36.                 # There are multiple entries for enosys and nosys, so comment them out.
  37.                 if($name =~ /^SYS_E?NOSYS$/){
  38.                         $name = "// $name";
  39.                 }
  40.                 if($name eq 'SYS_SYS_EXIT'){
  41.                         $name = 'SYS_EXIT';
  42.                 }
  43.  
  44.                 print " $name = $num;  // $proto\n";
  45.         }
  46. }
  47.  
  48. print <<EOF;
  49. )
  50. EOF
  51.  
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