[src/trunk]: src/sys/kern Add vpanic()

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

details:   https://anonhg.NetBSD.org/src/rev/38aaf5dea7de
branches:  trunk
changeset: 769994:38aaf5dea7de
user:      christos <christos%NetBSD.org@localhost>
date:      Thu Sep 29 20:52:39 2011 +0000

description:
Add vpanic()

diffstat:

 sys/kern/subr_prf.c |  18 ++++++++++++------
 1 files changed, 12 insertions(+), 6 deletions(-)

diffs (55 lines):

diff -r 21858164280d -r 38aaf5dea7de sys/kern/subr_prf.c
--- a/sys/kern/subr_prf.c       Thu Sep 29 20:52:12 2011 +0000
+++ b/sys/kern/subr_prf.c       Thu Sep 29 20:52:39 2011 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: subr_prf.c,v 1.142 2011/09/08 18:15:56 jym Exp $       */
+/*     $NetBSD: subr_prf.c,v 1.143 2011/09/29 20:52:39 christos Exp $  */
 
 /*-
  * Copyright (c) 1986, 1988, 1991, 1993
@@ -37,7 +37,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: subr_prf.c,v 1.142 2011/09/08 18:15:56 jym Exp $");
+__KERNEL_RCSID(0, "$NetBSD: subr_prf.c,v 1.143 2011/09/29 20:52:39 christos Exp $");
 
 #include "opt_ddb.h"
 #include "opt_ipkdb.h"
@@ -199,10 +199,19 @@
 void
 panic(const char *fmt, ...)
 {
+       va_list ap;
+
+       va_start(ap, fmt);
+       vpanic(fmt, ap);
+       va_end(ap);
+}
+
+void
+vpanic(const char *fmt, va_list ap)
+{
        CPU_INFO_ITERATOR cii;
        struct cpu_info *ci, *oci;
        int bootopt;
-       va_list ap;
        static char scratchstr[256]; /* stores panic message */
 
        spldebug_stop();
@@ -253,15 +262,12 @@
                /* first time in panic - store fmt first for precaution */
                panicstr = fmt;
 
-               va_start(ap, fmt);
                vsnprintf(scratchstr, sizeof(scratchstr), fmt, ap);
                printf("%s", scratchstr);
                panicstr = scratchstr;
        } else {
-               va_start(ap, fmt);
                vprintf(fmt, ap);
        }
-       va_end(ap);
        printf("\n");
 
        if (msgbufenabled && msgbufp->msg_magic == MSG_MAGIC)