Changeset bf61d3a in mainline for kernel/generic/include/print.h

Timestamp:

2010-11-26T01:34:21Z (13 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

273b958

Parents:

4b9a410 (diff), 7e752b2 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

merge compile-time printf() argument checking, fixes of actual printf() arguments and related modifications

File:

• kernel/generic/include/print.h (modified) (1 diff)

kernel/generic/include/print.h

@@ -39 +39 @@
 #include <stdarg.h>
 
+#ifndef NVERIFY_PRINTF
+
+#define PRINTF_ATTRIBUTE(start, end) \
+        __attribute__((format(gnu_printf, start, end)))
+
+#else /* NVERIFY_PRINTF */
+
+#define PRINTF_ATTRIBUTE(start, end)
+
+#endif /* NVERIFY_PRINTF */
+
 #define EOF  (-1)
 
 extern int puts(const char *s);
-extern int printf(const char *fmt, ...);
-extern int snprintf(char *str, size_t size, const char *fmt, ...);
+extern int printf(const char *fmt, ...)
+    PRINTF_ATTRIBUTE(1, 2);
+extern int snprintf(char *str, size_t size, const char *fmt, ...)
+    PRINTF_ATTRIBUTE(3, 4);
 
 extern int vprintf(const char *fmt, va_list ap);