[src/trunk]: src/sys/kern Save the start and end positions in the message buf...

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

details:   https://anonhg.NetBSD.org/src/rev/bbe045bb9ac0
branches:  trunk
changeset: 509498:bbe045bb9ac0
user:      simonb <simonb%NetBSD.org@localhost>
date:      Sun May 06 13:23:42 2001 +0000

description:
Save the start and end positions in the message buffer of the formatted
panic string.

Suggested by Jason Thorpe eons ago.

diffstat:

 sys/kern/subr_prf.c |  10 +++++++++-
 1 files changed, 9 insertions(+), 1 deletions(-)

diffs (38 lines):

diff -r 06a6ca991dd0 -r bbe045bb9ac0 sys/kern/subr_prf.c
--- a/sys/kern/subr_prf.c       Sun May 06 12:50:45 2001 +0000
+++ b/sys/kern/subr_prf.c       Sun May 06 13:23:42 2001 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: subr_prf.c,v 1.78 2001/04/30 21:29:45 kleink Exp $     */
+/*     $NetBSD: subr_prf.c,v 1.79 2001/05/06 13:23:42 simonb Exp $     */
 
 /*-
  * Copyright (c) 1986, 1988, 1991, 1993
@@ -147,6 +147,8 @@
 extern int log_open;   /* subr_log: is /dev/klog open? */
 const  char *panicstr; /* arg to first call to panic (used as a flag
                           to indicate that panic has already been called). */
+long   panicstart, panicend;   /* position in the msgbuf of the start and
+                                  end of the formatted panicstr. */
 int    doing_shutdown; /* set to indicate shutdown in progress */
 
 /*
@@ -203,6 +205,9 @@
        if (!panicstr)
                panicstr = fmt;
        doing_shutdown = 1;
+
+       if (msgbufp->msg_magic == MSG_MAGIC)
+               panicstart = msgbufp->msg_bufx;
        
        va_start(ap, fmt);
        printf("panic: ");
@@ -210,6 +215,9 @@
        printf("\n");
        va_end(ap);
 
+       if (msgbufp->msg_magic == MSG_MAGIC)
+               panicend = msgbufp->msg_bufx;
+
 #ifdef IPKDB
        ipkdb_panic();
 #endif