1*abb9139aSmatt# $NetBSD: syscallargs.awk,v 1.1 2014/09/05 18:09:37 matt Exp $ 2*abb9139aSmatt# 3*abb9139aSmatt# Copyright (c) 2014 The NetBSD Foundation, Inc. 4*abb9139aSmatt# All rights reserved. 5*abb9139aSmatt# 6*abb9139aSmatt# This code is derived from software contributed to The NetBSD Foundation 7*abb9139aSmatt# by Matt Thomas of 3am Software Foundry. 8*abb9139aSmatt# 9*abb9139aSmatt# Redistribution and use in source and binary forms, with or without 10*abb9139aSmatt# modification, are permitted provided that the following conditions 11*abb9139aSmatt# are met: 12*abb9139aSmatt# 1. Redistributions of source code must retain the above copyright 13*abb9139aSmatt# notice, this list of conditions and the following disclaimer. 14*abb9139aSmatt# 2. Redistributions in binary form must reproduce the above copyright 15*abb9139aSmatt# notice, this list of conditions and the following disclaimer in the 16*abb9139aSmatt# documentation and/or other materials provided with the distribution. 17*abb9139aSmatt# 18*abb9139aSmatt# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 19*abb9139aSmatt# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 20*abb9139aSmatt# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 21*abb9139aSmatt# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 22*abb9139aSmatt# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23*abb9139aSmatt# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24*abb9139aSmatt# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25*abb9139aSmatt# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26*abb9139aSmatt# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27*abb9139aSmatt# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28*abb9139aSmatt# POSSIBILITY OF SUCH DAMAGE. 29*abb9139aSmatt 30*abb9139aSmattBEGIN { 31*abb9139aSmatt} 32*abb9139aSmatt 33*abb9139aSmatt/#define.SYS_MAXSYS.*/ { next; } 34*abb9139aSmatt 35*abb9139aSmatt/#define.SYS_.*/ { 36*abb9139aSmatt x = substr($2, 5); 37*abb9139aSmatt syscall[x] = "0"; 38*abb9139aSmatt} 39*abb9139aSmatt 40*abb9139aSmatt/^check_syscall_args/ { 41*abb9139aSmatt l = length() - 20; 42*abb9139aSmatt x = substr($0, 20, l); 43*abb9139aSmatt y = gensub("sys_", "", 1, x); 44*abb9139aSmatt syscall[y] = sprintf("sizeof(struct %s_args) / sizeof(register_t)", x); 45*abb9139aSmatt} 46*abb9139aSmatt 47*abb9139aSmattEND { 48*abb9139aSmatt print "include <sys/types.h>" 49*abb9139aSmatt print "include <sys/lwp.h>" 50*abb9139aSmatt print "include <sys/ucontext.h>" 51*abb9139aSmatt print "include <sys/syscallargs.h>" 52*abb9139aSmatt print; 53*abb9139aSmatt for (i in syscall) { 54*abb9139aSmatt printf "define NSYSARGS_%s %s\n", i, syscall[i]; 55*abb9139aSmatt } 56*abb9139aSmatt} 57