misc/err.h

   1 /* err.h -- 4.4BSD utility functions for error messages.
   2    Copyright (C) 1995, 1996 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Library General Public License as
   7    published by the Free Software Foundation; either version 2 of the
   8    License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Library General Public License for more details.
  14
  15    You should have received a copy of the GNU Library General Public
  16    License along with the GNU C Library; see the file COPYING.LIB.  If not,
  17    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18    Boston, MA 02111-1307, USA.  */
  19
  20 #ifndef _ERR_H_
  21 #define _ERR_H_ 1
  22 #include <features.h>
  23
  24 #define __need___va_list
  25 #include <stdarg.h>
  26 #ifndef __GNUC_VA_LIST
  27 #define __gnuc_va_list  __ptr_t
  28 #endif
  29
  30 __BEGIN_DECLS
  31
  32 /* Print FORMAT on stderr.  */
  33 extern void warn __P ((__const char *__format, ...))
  34      __attribute__ ((format (printf, 1, 2)));
  35 extern void vwarn __P ((__const char *__format, __gnuc_va_list))
  36      __attribute__ ((format (printf, 1, 0)));
  37
  38 /* Print "program: ", and FORMAT, and a newline, on stderr.  */
  39 extern void warnx __P ((__const char *__format, ...))
  40      __attribute__ ((format (printf, 1, 2)));
  41 extern void vwarnx __P ((__const char *__format, __gnuc_va_list))
  42      __attribute__ ((format (printf, 1, 0)));
  43
  44 /* Likewise, and then exit with STATUS.  */
  45 extern void err __P ((int __status, __const char *__format, ...))
  46      __attribute__ ((noreturn, format (printf, 2, 3)));
  47 extern void verr __P ((int __status, __const char *__format, __gnuc_va_list))
  48      __attribute__ ((noreturn, format (printf, 2, 0)));
  49 extern void errx __P ((int __status, __const char *__format, ...))
  50      __attribute__ ((noreturn, format (printf, 2, 3)));
  51 extern void verrx __P ((int __status, __const char *, __gnuc_va_list))
  52      __attribute__ ((noreturn, format (printf, 2, 0)));
  53
  54 __END_DECLS
  55
  56 #endif  /* err.h */