xref: /freebsd/contrib/ntp/libntp/lib/isc/include/isc/error.h (revision a466cc55373fc3cf86837f09da729535b57e69a1)
1  /*
2   * Copyright (C) 2004-2007, 2009  Internet Systems Consortium, Inc. ("ISC")
3   * Copyright (C) 1998-2001  Internet Software Consortium.
4   *
5   * Permission to use, copy, modify, and/or distribute this software for any
6   * purpose with or without fee is hereby granted, provided that the above
7   * copyright notice and this permission notice appear in all copies.
8   *
9   * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
10   * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
11   * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
12   * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
13   * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
14   * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
15   * PERFORMANCE OF THIS SOFTWARE.
16   */
17  
18  /* $Id: error.h,v 1.22 2009/09/29 23:48:04 tbox Exp $ */
19  
20  #ifndef ISC_ERROR_H
21  #define ISC_ERROR_H 1
22  
23  /*! \file isc/error.h */
24  
25  #include <stdarg.h>
26  
27  #include <isc/formatcheck.h>
28  #include <isc/lang.h>
29  #include <isc/platform.h>
30  
31  ISC_LANG_BEGINDECLS
32  
33  typedef void (*isc_errorcallback_t)(const char *, int, const char *, va_list);
34  
35  /*% set unexpected error */
36  void
37  isc_error_setunexpected(isc_errorcallback_t);
38  
39  /*% set fatal error */
40  void
41  isc_error_setfatal(isc_errorcallback_t);
42  
43  /*% unexpected error */
44  void
45  isc_error_unexpected(const char *, int, const char *, ...)
46       ISC_FORMAT_PRINTF(3, 4);
47  
48  /*% fatal error */
49  ISC_PLATFORM_NORETURN_PRE void
50  isc_error_fatal(const char *, int, const char *, ...)
51  ISC_FORMAT_PRINTF(3, 4) ISC_PLATFORM_NORETURN_POST;
52  
53  /*% runtimecheck error */
54  void
55  isc_error_runtimecheck(const char *, int, const char *);
56  
57  #define ISC_ERROR_RUNTIMECHECK(cond) \
58  	((void) ((cond) || \
59  		 ((isc_error_runtimecheck)(__FILE__, __LINE__, #cond), 0)))
60  
61  ISC_LANG_ENDDECLS
62  
63  #endif /* ISC_ERROR_H */
64