Module Name: src
Committed By: matt
Date: Sat Feb 19 02:01:46 UTC 2011
Modified Files:
src/sys/sys: cdefs.h
Log Message:
Add __CTASSERT(x)
To generate a diff of this commit:
cvs rdiff -u -r1.82 -r1.83 src/sys/sys/cdefs.h
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/sys/cdefs.h
diff -u src/sys/sys/cdefs.h:1.82 src/sys/sys/cdefs.h:1.83
--- src/sys/sys/cdefs.h:1.82 Fri Feb 18 21:06:12 2011
+++ src/sys/sys/cdefs.h Sat Feb 19 02:01:46 2011
@@ -1,4 +1,4 @@
-/* $NetBSD: cdefs.h,v 1.82 2011/02/18 21:06:12 matt Exp $ */
+/* $NetBSD: cdefs.h,v 1.83 2011/02/19 02:01:46 matt Exp $ */
/*
* Copyright (c) 1991, 1993
@@ -126,6 +126,13 @@
#endif
/*
+ * Compile Time Assertion.
+ */
+#define __CTASSERT(x) __CTASSERT0(x, __ctassert, __LINE__)
+#define __CTASSERT0(x, y, z) __CTASSERT1(x, y, z)
+#define __CTASSERT1(x, y, z) typedef char y ## z[(x) ? 1 : -1];
+
+/*
* The following macro is used to remove const cast-away warnings
* from gcc -Wcast-qual; it should be used with caution because it
* can hide valid errors; in particular most valid uses are in
