src/complain.h

   1 /* Declaration for error-reporting function for Bison.
   2    Copyright (C) 2000, 2001, 2002, 2006, 2009 Free Software Foundation, Inc.
   3
   4    This program is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation, either version 3 of the License, or
   7    (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  16
  17 #ifndef COMPLAIN_H_
  18 # define COMPLAIN_H_ 1
  19
  20 # include "location.h"
  21
  22 # ifdef __cplusplus
  23 extern "C" {
  24 # endif
  25
  26 /** Informative messages, but we proceed.  */
  27
  28 void warn (char const *format, ...)
  29   __attribute__ ((__format__ (__printf__, 1, 2)));
  30
  31 void warn_at (location loc, char const *format, ...)
  32   __attribute__ ((__format__ (__printf__, 2, 3)));
  33
  34 /** An error, but we continue and die later.  */
  35
  36 void complain (char const *format, ...)
  37   __attribute__ ((__format__ (__printf__, 1, 2)));
  38
  39 void complain_at (location loc, char const *format, ...)
  40   __attribute__ ((__format__ (__printf__, 2, 3)));
  41
  42 /** An incompatibility with POSIX Yacc: mapped either to warn* or
  43     complain* depending on yacc_flag. */
  44
  45 void yacc_at (location loc, char const *format, ...)
  46   __attribute__ ((__format__ (__printf__, 2, 3)));
  47
  48
  49 /** A fatal error, causing immediate exit.  */
  50
  51 void fatal (char const *format, ...)
  52   __attribute__ ((__noreturn__, __format__ (__printf__, 1, 2)));
  53
  54 void fatal_at (location loc, char const *format, ...)
  55   __attribute__ ((__noreturn__, __format__ (__printf__, 2, 3)));
  56
  57 /** Whether an error was reported.  */
  58 extern bool complaint_issued;
  59
  60 # ifdef __cplusplus
  61 }
  62 # endif
  63
  64 #endif /* !COMPLAIN_H_ */