Text file src/syscall/mksysnum_netbsd.pl

Documentation: syscall

     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
     9use strict;
    10
    11my $command = "mksysnum_netbsd.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
    22my $line = '';
    23while(<>){
    24	if($line =~ /^(.*)\\$/) {
    25		# Handle continuation
    26		$line = $1;
    27		$_ =~ s/^\s+//;
    28		$line .= $_;
    29	} else {
    30		# New line
    31		$line = $_;
    32	}
    33	next if $line =~ /\\$/;
    34	if($line =~ /^([0-9]+)\s+((STD)|(NOERR))\s+(RUMP\s+)?({\s+\S+\s*\*?\s*\|(\S+)\|(\S*)\|(\w+).*\s+})(\s+(\S+))?$/) {
    35		my $num = $1;
    36		my $proto = $6;
    37		my $compat = $8;
    38		my $name = "$7_$9";
    39
    40		$name = "$7_$11" if $11 ne '';
    41		$name =~ y/a-z/A-Z/;
    42
    43		if($compat eq '' || $compat eq '30' || $compat eq '50') {
    44			print "	$name = $num;  // $proto\n";
    45		}
    46	}
    47}
    48
    49print <<EOF;
    50)
    51EOF

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