include/err.h

   1 /*      $OpenBSD: err.h,v 1.3 1997/09/21 10:45:32 niklas Exp $  */
   2 /*      $NetBSD: err.h,v 1.11 1994/10/26 00:55:52 cgd Exp $     */
   3
   4 /*-
   5  * Copyright (c) 1993
   6  *      The Regents of the University of California.  All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  * 3. All advertising materials mentioning features or use of this software
  17  *    must display the following acknowledgement:
  18  *      This product includes software developed by the University of
  19  *      California, Berkeley and its contributors.
  20  * 4. Neither the name of the University nor the names of its contributors
  21  *    may be used to endorse or promote products derived from this software
  22  *    without specific prior written permission.
  23  *
  24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  34  * SUCH DAMAGE.
  35  *
  36  *      @(#)err.h       8.1 (Berkeley) 6/2/93
  37  */
  38
  39 #ifndef _ERR_H_
  40 #define _ERR_H_
  41
  42 /*
  43  * Don't use va_list in the err/warn prototypes.   Va_list is typedef'd in two
  44  * places (<machine/varargs.h> and <machine/stdarg.h>), so if we include one
  45  * of them here we may collide with the utility's includes.  It's unreasonable
  46  * for utilities to have to include one of them to include err.h, so we get
  47  * _BSD_VA_LIST_ from <machine/ansi.h> and use it.
  48  */
  49 #include <machine/ansi.h>
  50 #include <sys/cdefs.h>
  51
  52 __BEGIN_DECLS
  53
  54 __dead void     err __P((int, const char *, ...))
  55                         __attribute__((noreturn, format (printf, 2, 3)));
  56 __dead void     verr __P((int, const char *, _BSD_VA_LIST_))
  57                         __attribute__((noreturn, format (printf, 2, 0)));
  58 __dead void     errx __P((int, const char *, ...))
  59                         __attribute__((noreturn, format (printf, 2, 3)));
  60 __dead void     verrx __P((int, const char *, _BSD_VA_LIST_))
  61                         __attribute__((noreturn, format (printf, 2, 0)));
  62 void            warn __P((const char *, ...))
  63                         __attribute__((format (printf, 1, 2)));
  64 void            vwarn __P((const char *, _BSD_VA_LIST_))
  65                         __attribute__((format (printf, 1, 0)));
  66 void            warnx __P((const char *, ...))
  67                         __attribute__((format (printf, 1, 2)));
  68 void            vwarnx __P((const char *, _BSD_VA_LIST_))
  69                         __attribute__((format (printf, 1, 0)));
  70
  71 #ifdef __indr_reference
  72 /*
  73  * The _* versios are for use in library functions so user-defined
  74  * versions of err*,warn* do not get used.
  75  */
  76 __dead void     _err __P((int, const char *, ...))
  77                         __attribute__((noreturn, format (printf, 2, 3)));
  78 __dead void     _verr __P((int, const char *, _BSD_VA_LIST_))
  79                         __attribute__((noreturn, format (printf, 2, 0)));
  80 __dead void     _errx __P((int, const char *, ...))
  81                         __attribute__((noreturn, format (printf, 2, 3)));
  82 __dead void     _verrx __P((int, const char *, _BSD_VA_LIST_))
  83                         __attribute__((noreturn, format (printf, 2, 0)));
  84 void            _warn __P((const char *, ...))
  85                         __attribute__((format (printf, 1, 2)));
  86 void            _vwarn __P((const char *, _BSD_VA_LIST_))
  87                         __attribute__((format (printf, 1, 0)));
  88 void            _warnx __P((const char *, ...))
  89                         __attribute__((format (printf, 1, 2)));
  90 void            _vwarnx __P((const char *, _BSD_VA_LIST_))
  91                         __attribute__((format (printf, 1, 0)));
  92 #endif
  93
  94 __END_DECLS
  95
  96 #endif /* !_ERR_H_ */