Annotation of src/lib/libc/resolv/h_errno.c, Revision 1.3
1.3 ! christos 1: /* $NetBSD: h_errno.c,v 1.2 2008/04/28 20:23:00 martin Exp $ */
1.1 christos 2:
3: /*-
4: * Copyright (c) 2004 The NetBSD Foundation, Inc.
5: * All rights reserved.
6: *
7: * This code is derived from software contributed to The NetBSD Foundation
8: * by Christos Zoulas.
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: #if defined(LIBC_SCCS) && !defined(lint)
1.3 ! christos 34: __RCSID("$NetBSD: h_errno.c,v 1.2 2008/04/28 20:23:00 martin Exp $");
1.1 christos 35: #endif
36:
37: #include <sys/types.h>
38: #include <arpa/inet.h>
39: #include <arpa/nameser.h>
40: #include <resolv.h>
41: #include <netdb.h>
42:
43: #undef h_errno
44:
45: extern int h_errno;
1.3 ! christos 46: extern struct __res_state _nres;
! 47:
! 48: int *
! 49: __h_errno(void)
! 50: {
! 51: return &_nres.res_h_errno;
! 52: }
1.1 christos 53:
54: void
55: __h_errno_set(res_state res, int err)
56: {
57: h_errno = res->res_h_errno = err;
58: }
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