1/* Error handling during reading and writing of PO files. 2 Copyright (C) 2004, 2006 Free Software Foundation, Inc. 3 Written by Bruno Haible <bruno@clisp.org>, 2004. 4 5 This program is free software: you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 3 of the License, or 8 (at your option) any later version. 9 10 This program 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 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 17 18#ifndef _PO_ERROR_H 19#define _PO_ERROR_H 20 21#ifndef __attribute__ 22/* This feature is available in gcc versions 2.5 and later. */ 23# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__ 24# define __attribute__(Spec) /* empty */ 25# endif 26/* The __-protected variants of `format' and `printf' attributes 27 are accepted by gcc versions 2.6.4 (effectively 2.7) and later. */ 28# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7) 29# define __format__ format 30# define __printf__ printf 31# endif 32#endif 33 34#ifdef __cplusplus 35extern "C" { 36#endif 37 38 39/* Both functions must work like the GNU error(), error_at_line() functions. 40 In particular, 41 - The functions must not return if the status code is nonzero. 42 - The functions must increment the error_message_count variable declared 43 in error.h. */ 44 45extern DLL_VARIABLE 46 void (*po_error) (int status, int errnum, 47 const char *format, ...) 48#if (__GNUC__ == 3 && __GNUC_MINOR__ >= 1) || __GNUC__ > 3 49 __attribute__ ((__format__ (__printf__, 3, 4))) 50#endif 51 ; 52extern DLL_VARIABLE 53 void (*po_error_at_line) (int status, int errnum, 54 const char *filename, unsigned int lineno, 55 const char *format, ...) 56#if (__GNUC__ == 3 && __GNUC_MINOR__ >= 1) || __GNUC__ > 3 57 __attribute__ ((__format__ (__printf__, 5, 6))) 58#endif 59 ; 60 61/* Both functions must work like the xerror.h multiline_warning(), 62 multiline_error() functions. In particular, 63 - multiline_error must increment the error_message_count variable declared 64 in error.h if prefix != NULL. */ 65 66extern DLL_VARIABLE 67 void (*po_multiline_warning) (char *prefix, char *message); 68extern DLL_VARIABLE 69 void (*po_multiline_error) (char *prefix, char *message); 70 71 72#ifdef __cplusplus 73} 74#endif 75 76#endif /* _PO_ERROR_H */ 77