From: Jim Meyering <jim@meyering.net>
Date: Thu, 27 Apr 1995 17:04:23 +0000 (+0000)
Subject: Use __-protected versions of `format' and `printf' only with gcc-2.7 and later.
X-Git-Tag: cvs-readonly~8753
X-Git-Url: http://erislabs.net/gitweb/?a=commitdiff_plain;h=93f2c77574311d3c7560812d90d03ffe5f30de7b;p=gnulib.git

Use __-protected versions of `format' and `printf' only with gcc-2.7 and later.
---

diff --git a/lib/error.h b/lib/error.h
index 728c38a97..55d862adb 100644
--- a/lib/error.h
+++ b/lib/error.h
@@ -19,9 +19,16 @@
 #define _error_h_
 
 #ifndef __attribute__
+/* This feature is available in gcc versions 2.5 and later.  */
 # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__
 #  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
 #endif
 
 #if __STDC__