#!/usr/bin/env perl # Copyright 2009 The Go Authors. All rights reserved. # Use of this source code is governed by a BSD-style # license that can be found in the LICENSE file. # # Generate system call table for FreeBSD from master list # (for example, /usr/src/sys/kern/syscalls.master). use strict; if($ENV{'GOARCH'} eq "" || $ENV{'GOOS'} eq "") { print STDERR "GOARCH or GOOS not defined in environment\n"; exit 1; } my $command = "mksysnum_freebsd.pl " . join(' ', @ARGV); print <<EOF; // $command // Code generated by the command above; see README.md. DO NOT EDIT. // +build $ENV{'GOARCH'},$ENV{'GOOS'} package unix const ( EOF while(<>){ if(/^([0-9]+)\s+\S+\s+STD\s+({ \S+\s+(\w+).*)$/){ my $num = $1; my $proto = $2; my $name = "SYS_$3"; $name =~ y/a-z/A-Z/; # There are multiple entries for enosys and nosys, so comment them out. if($name =~ /^SYS_E?NOSYS$/){ $name = "// $name"; } if($name eq 'SYS_SYS_EXIT'){ $name = 'SYS_EXIT'; } print " $name = $num; // $proto\n"; } } print <<EOF; ) EOF