1/* error.h -- declaration for error-reporting function 2 Copyright (C) 1995 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 2, or (at your option) 7 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#ifndef ERROR_H 15#define ERROR_H 16 17/* Add prototype support. Normally this is done in cvs.h, but that 18 doesn't get included from lib/savecwd.c. */ 19#ifndef PROTO 20#if defined (USE_PROTOTYPES) ? USE_PROTOTYPES : defined (__STDC__) 21#define PROTO(ARGS) ARGS 22#else 23#define PROTO(ARGS) () 24#endif 25#endif 26 27#ifndef __attribute__ 28/* This feature is available in gcc versions 2.5 and later. */ 29# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__ 30# define __attribute__(Spec) /* empty */ 31# endif 32/* The __-protected variants of `format' and `printf' attributes 33 are accepted by gcc versions 2.6.4 (effectively 2.7) and later. */ 34# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7) 35# define __format__ format 36# define __printf__ printf 37# define __noreturn__ noreturn 38# endif 39#endif 40 41#ifdef __STDC__ 42void error (int, int, const char *, ...) \ 43 __attribute__ ((__format__ (__printf__, 3, 4))); 44#else 45void error (); 46#endif 47 48/* Exit due to an error. Similar to error (1, 0, "message"), but call 49 it in the case where the message has already been printed. */ 50#ifdef __STDC__ 51void error_exit (void) __attribute__ ((__noreturn__)); 52#else 53void error_exit (); 54#endif 55 56/* If non-zero, error will use the CVS protocol to report error 57 messages. This will only be set in the CVS server parent process; 58 most other code is run via do_cvs_command, which forks off a child 59 process and packages up its stderr in the protocol. */ 60extern int error_use_protocol; 61 62#endif /* ERROR_H */ 63