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-rw-r--r--source4/lib/util/attr.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/source4/lib/util/attr.h b/source4/lib/util/attr.h
index 1357d902af..8f6c4f5d8a 100644
--- a/source4/lib/util/attr.h
+++ b/source4/lib/util/attr.h
@@ -77,4 +77,16 @@
#endif
#endif
+#ifndef PRINTF_ATTRIBUTE
+#if __GNUC__ >= 3
+/** Use gcc attribute to check printf fns. a1 is the 1-based index of
+ * the parameter containing the format, and a2 the index of the first
+ * argument. Note that some gcc 2.x versions don't handle this
+ * properly **/
+#define PRINTF_ATTRIBUTE(a1, a2) __attribute__ ((format (__printf__, a1, a2)))
+#else
+#define PRINTF_ATTRIBUTE(a1, a2)
+#endif
+#endif
+
#endif /* __UTIL_ATTR_H__ */