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authorJim Meyering <jim@meyering.net>1995-04-27 17:04:23 +0000
committerJim Meyering <jim@meyering.net>1995-04-27 17:04:23 +0000
commit843193374f8ef180c6512874584390f95feb0468 (patch)
tree0b972220bbe20530deda59f1b2769fe2037fea61
parent732fb15b45aa8daf9d98d92aabc2d2b79d2e2c03 (diff)
downloadcoreutils-843193374f8ef180c6512874584390f95feb0468.tar.xz
Use __-protected versions of `format' and `printf' only with gcc-2.7 and later.
-rw-r--r--lib/error.h7
1 files changed, 7 insertions, 0 deletions
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__