X-Git-Url: https://erislabs.net/gitweb/?a=blobdiff_plain;ds=inline;f=lib%2Ferror.h;h=afcb0e10c865ff0c869fde5b973d617ddc2505d3;hb=9a52d861868c8d787c66b75753a747e5c1ebedc6;hp=e5220a2f13da491d71b3de11163a02f310cb844b;hpb=267a39bafd249d7eb9c37df06dc6defcf41cb343;p=gnulib.git diff --git a/lib/error.h b/lib/error.h index e5220a2f1..afcb0e10c 100644 --- a/lib/error.h +++ b/lib/error.h @@ -1,65 +1,64 @@ /* Declaration for error-reporting function - Copyright (C) 1995, 1996, 1997, 2003 Free Software Foundation, Inc. + Copyright (C) 1995-1997, 2003, 2006, 2008-2013 Free Software Foundation, + Inc. This file is part of the GNU C Library. - This program is free software; you can redistribute it and/or modify + This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2, or (at your option) - any later version. + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. - You should have received a copy of the GNU General Public License along - with this program; if not, write to the Free Software Foundation, - Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ + You should have received a copy of the GNU General Public License + along with this program. If not, see . */ #ifndef _ERROR_H #define _ERROR_H 1 -#ifndef __attribute__ -/* This feature is available in gcc versions 2.5 and later. */ -# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) -# define __attribute__(Spec) /* empty */ -# endif -/* The __-protected variants of `format' and `printf' attributes - are accepted by gcc versions 2.6.4 (effectively 2.7) and later. */ -# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7) -# define __format__ format -# define __printf__ printf -# endif +/* The __attribute__ feature is available in gcc versions 2.5 and later. + The __-protected variants of the attributes 'format' and 'printf' are + accepted by gcc versions 2.6.4 (effectively 2.7) and later. + We enable _GL_ATTRIBUTE_FORMAT only if these are supported too, because + gnulib and libintl do '#define printf __printf__' when they override + the 'printf' function. */ +#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7) +# define _GL_ATTRIBUTE_FORMAT(spec) __attribute__ ((__format__ spec)) +#else +# define _GL_ATTRIBUTE_FORMAT(spec) /* empty */ #endif -#ifdef __cplusplus +#ifdef __cplusplus extern "C" { #endif -/* Print a message with `fprintf (stderr, FORMAT, ...)'; +/* Print a message with 'fprintf (stderr, FORMAT, ...)'; if ERRNUM is nonzero, follow it with ": " and strerror (ERRNUM). - If STATUS is nonzero, terminate the program with `exit (STATUS)'. */ + If STATUS is nonzero, terminate the program with 'exit (STATUS)'. */ extern void error (int __status, int __errnum, const char *__format, ...) - __attribute__ ((__format__ (__printf__, 3, 4))); + _GL_ATTRIBUTE_FORMAT ((__printf__, 3, 4)); extern void error_at_line (int __status, int __errnum, const char *__fname, - unsigned int __lineno, const char *__format, ...) - __attribute__ ((__format__ (__printf__, 5, 6))); + unsigned int __lineno, const char *__format, ...) + _GL_ATTRIBUTE_FORMAT ((__printf__, 5, 6)); /* If NULL, error will flush stdout, then print on stderr the program name, a colon and a space. Otherwise, error will call this function without parameters instead. */ extern void (*error_print_progname) (void); -/* This variable is incremented each time `error' is called. */ +/* This variable is incremented each time 'error' is called. */ extern unsigned int error_message_count; /* Sometimes we want to have at most one error per line. This variable controls whether this mode is selected or not. */ extern int error_one_per_line; -#ifdef __cplusplus +#ifdef __cplusplus } #endif