X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Ferror.h;h=80f81bcef2e23f10cd192a03426ead777268f688;hb=12597d104c0c1d6368eed9a9f1ebacd03f99542e;hp=1c7da3a06ef8a907e9ab18fb717322271d85ea1c;hpb=441aa3044f43e5572f58c354f01e6bc070acd5c7;p=gnulib.git

diff --git a/lib/error.h b/lib/error.h
index 1c7da3a06..80f81bcef 100644
--- a/lib/error.h
+++ b/lib/error.h
@@ -1,5 +1,6 @@
 /* Declaration for error-reporting function
-   Copyright (C) 1995, 1996, 1997, 2003, 2006, 2008 Free Software Foundation, Inc.
+   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
@@ -18,17 +19,16 @@
 #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
@@ -40,11 +40,11 @@ extern "C" {
    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)));
+     _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