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 FreeBSD from master list
7# (for example, /usr/src/sys/kern/syscalls.master).
8
9use strict;
10
11my $command = "mksysnum_freebsd.pl " . join(' ', @ARGV);
12
13print <<EOF;
14// $command
15// Code generated by the command above; DO NOT EDIT.
16
17package syscall
18
19const (
20EOF
21
22while(<>){
23	if(/^([0-9]+)\s+\S+\s+STD\s+({ \S+\s+(\w+).*)$/){
24		my $num = $1;
25		my $proto = $2;
26		my $name = "SYS_$3";
27		$name =~ y/a-z/A-Z/;
28
29		# There are multiple entries for enosys and nosys, so comment them out.
30		if($name =~ /^SYS_E?NOSYS$/){
31			$name = "// $name";
32		}
33		if($name eq 'SYS_SYS_EXIT'){
34			$name = 'SYS_EXIT';
35		}
36		if($name =~ /^SYS_CAP_+/ || $name =~ /^SYS___CAP_+/){
37			next
38		}
39
40		print "	$name = $num;  // $proto\n";
41
42		# We keep Capsicum syscall numbers for FreeBSD
43		# 9-STABLE here because we are not sure whether they
44		# are mature and stable.
45		if($num == 513){
46			print " SYS_CAP_NEW = 514 // { int cap_new(int fd, uint64_t rights); }\n";
47			print " SYS_CAP_GETRIGHTS = 515 // { int cap_getrights(int fd, \\\n";
48			print " SYS_CAP_ENTER = 516 // { int cap_enter(void); }\n";
49			print " SYS_CAP_GETMODE = 517 // { int cap_getmode(u_int *modep); }\n";
50		}
51	}
52}
53
54print <<EOF;
55)
56EOF
57