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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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