xref: /freebsd/lib/libc/sys/compat-stub.c (revision faf25f48d601ae39f5752602f3020e2e92605625)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2018 SRI International
5  * All rights reserved.
6  *
7  * This software was developed by SRI International and the University of
8  * Cambridge Computer Laboratory (Department of Computer Science and
9  * Technology) under DARPA contract HR0011-18-C-0016 ("ECATS"), as part of the
10  * DARPA SSITH research programme.
11  *
12  * Redistribution and use in source and binary forms, with or without
13  * modification, are permitted provided that the following conditions
14  * are met:
15  * 1. Redistributions of source code must retain the above copyright
16  *    notice, this list of conditions and the following disclaimer.
17  * 2. Redistributions in binary form must reproduce the above copyright
18  *    notice, this list of conditions and the following disclaimer in the
19  *    documentation and/or other materials provided with the distribution.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  *
33  * $FreeBSD$
34  */
35 
36 #include <sys/cdefs.h>
37 #include <sys/types.h>
38 #include <sys/errno.h>
39 
40 /*
41  * XXX: Ideally we'd use a common function rather than generating one
42  * for each compat symbol, but the bfd linker in base rejects that.
43  * This should be revisited once we're using only modern linkers.
44  */
45 #define __compat_nosys(symbol, version)				\
46 int __compat_enosys ## symbol(void);				\
47 int								\
48 __compat_enosys ## symbol(void)					\
49 {								\
50 								\
51 	return (ENOSYS);					\
52 }								\
53 __sym_compat(symbol, __compat_enosys ## symbol, version)
54 
55 __compat_nosys(netbsd_lchown, FBSD_1.0);
56 __compat_nosys(netbsd_msync, FBSD_1.0);
57 __compat_nosys(numa_getaffinity, FBSD_1.4);
58 __compat_nosys(numa_setaffinity, FBSD_1.4);
59