Mercurial > gnulib
view lib/error.h @ 14350:4cf3b58aaf12
Don't interfere with a program's definition of __attribute__.
* lib/argp.h (__attribute__): Remove definition.
(_GL_ATTRIBUTE_FORMAT): New macro.
(argp_error, __argp_error, argp_failure, __argp_failure): Use it.
* lib/argp-fmtstream.h (__attribute__): Remove definition.
(_GL_ATTRIBUTE_FORMAT): New macro.
(__argp_fmtstream_printf, argp_fmtstream_printf): Use it.
* lib/argp-help.c (hol_entry_long_iterate): Use __attribute__ only for
GCC 3 or newer.
* lib/error.h (__attribute__): Remove definition.
(_GL_ATTRIBUTE_FORMAT): New macro.
(error, error_at_line): Use it.
* lib/hash.h (__attribute__): Remove definition.
(ATTRIBUTE_WUR): Update definition. Define always.
* lib/openat.h (__attribute__): Remove definition.
(ATTRIBUTE_NORETURN): Update definition. Define always.
* lib/sigpipe-die.h (__attribute__): Remove definition.
(ATTRIBUTE_NORETURN): Update definition. Define always.
* lib/vasnprintf.h (__attribute__): Remove definition.
(_GL_ATTRIBUTE_FORMAT): New macro.
(asnprintf, vasnprintf): Use it.
* lib/xalloc.h (__attribute__): Remove definition.
(ATTRIBUTE_NORETURN): Update definition. Define always.
(ATTRIBUTE_MALLOC, ATTRIBUTE_ALLOC_SIZE): Define always.
* lib/xmemdup0.h (__attribute__): Remove definition.
(ATTRIBUTE_NORETURN): Update definition. Define always.
* lib/xprintf.h (__attribute__): Remove definition.
(_GL_ATTRIBUTE_FORMAT): New macro.
(xprintf, xvprintf, xfprintf, xvfprintf): Use it.
* lib/xstrtol.h (__attribute__): Remove definition.
(ATTRIBUTE_NORETURN): Update definition. Define always.
* lib/xvasprintf.h (__attribute__): Remove definition.
(_GL_ATTRIBUTE_FORMAT): New macro.
(xasprintf, xvasprintf): Use it.
* tests/test-argmatch.c (__attribute__): Remove definition.
(ATTRIBUTE_NORETURN): Update definition. Define always.
* tests/test-exclude.c (__attribute__): Remove definition.
(ATTRIBUTE_NORETURN): Update definition. Define always.
Reported by Paul Eggert.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Sun, 13 Feb 2011 23:21:20 +0100 |
parents | 97fc9a21a8fb |
children | 8250f2777afc |
line wrap: on
line source
/* Declaration for error-reporting function Copyright (C) 1995-1997, 2003, 2006, 2008-2011 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 it under the terms of the GNU General Public License as published by 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, see <http://www.gnu.org/licenses/>. */ #ifndef _ERROR_H #define _ERROR_H 1 /* 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 extern "C" { #endif /* 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)'. */ extern void error (int __status, int __errnum, const char *__format, ...) _GL_ATTRIBUTE_FORMAT ((__printf__, 3, 4)); extern void error_at_line (int __status, int __errnum, const char *__fname, 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. */ 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 } #endif #endif /* error.h */