xref: /netbsd/sys/compat/linux/common/linux_break.c (revision 6550d01e)
1 /*	$NetBSD: linux_break.c,v 1.56 2008/04/28 20:23:43 martin Exp $	*/
2 
3 /*-
4  * Copyright (c) 1995, 1998 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Frank van der Linden and Eric Haszlakiewicz.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #include <sys/cdefs.h>
33 __KERNEL_RCSID(0, "$NetBSD: linux_break.c,v 1.56 2008/04/28 20:23:43 martin Exp $");
34 
35 #include <sys/param.h>
36 #include <sys/systm.h>
37 #include <sys/mount.h>
38 
39 #include <sys/syscallargs.h>
40 
41 #include <compat/linux/common/linux_types.h>
42 #include <compat/linux/common/linux_signal.h>
43 #include <compat/linux/linux_syscallargs.h>
44 
45 
46 /* Used on: arm, (i386), ppc */
47 /* Not used on: alpha, m68k, mips, sparc, sparc64 */
48 
49 /* Defined as "not implemented" on arm and ppc */
50 /* Not defined on i386 */
51 /* XXXERH: maybe this should just go away. */
52 
53 /*
54  * This is the old brk(2) call. I don't think anything in the Linux
55  * world uses this anymore
56  */
57 int
58 linux_sys_break(struct lwp *l, const struct linux_sys_break_args *uap, register_t *retval)
59 {
60 	/* {
61 		syscallarg(char *) nsize;
62 	} */
63 
64 	return ENOSYS;
65 }
66