[src/trunk]: src/sys/lib/libkern Add KDASSERTMSG (KDASSERT already exists).

[matt <matt%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/963c29cd7994
branches:  trunk
changeset: 761344:963c29cd7994
user:      matt <matt%NetBSD.org@localhost>
date:      Mon Jan 24 22:53:07 2011 +0000

description:
Add KDASSERTMSG (KDASSERT already exists).

diffstat:

 sys/lib/libkern/libkern.h |  8 +++++++-
 1 files changed, 7 insertions(+), 1 deletions(-)

diffs (26 lines):

diff -r 7f02461b55a1 -r 963c29cd7994 sys/lib/libkern/libkern.h
--- a/sys/lib/libkern/libkern.h Mon Jan 24 22:06:31 2011 +0000
+++ b/sys/lib/libkern/libkern.h Mon Jan 24 22:53:07 2011 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: libkern.h,v 1.94 2010/04/25 15:39:41 rmind Exp $       */
+/*     $NetBSD: libkern.h,v 1.95 2011/01/24 22:53:07 matt Exp $        */
 
 /*-
  * Copyright (c) 1992, 1993
@@ -223,10 +223,16 @@
 #ifndef DEBUG
 #ifdef lint
 #define        KDASSERT(e)     /* NOTHING */
+#define        KDASSERTMSG(e)  /* NOTHING */
 #else /* lint */
 #define        KDASSERT(e)     ((void)0)
+#define        KDASSERTMSG(e)  ((void)0)
 #endif /* lint */
 #else
+#define        KDASSERTMSG(e, msg) do {        \
+       if (__predict_false(!(e)))      \
+               panic msg;              \
+       } while (/*CONSTCOND*/ 0)
 #ifdef __STDC__
 #define        KDASSERT(e)     (__predict_true((e)) ? (void)0 :                    \
                            kern_assert("debugging ", __FILE__, __LINE__, #e))