[src/trunk]: src/sys/compat/mach In mach_msg_error, don't display error messa...

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

details:   https://anonhg.NetBSD.org/src/rev/cb692307830f
branches:  trunk
changeset: 556201:cb692307830f
user:      manu <manu%NetBSD.org@localhost>
date:      Tue Dec 09 17:10:02 2003 +0000

description:
In mach_msg_error, don't display error message when the error
is 0 (no error). This function is often used as a shortcut to
return a short message with retval = 0.

Add error codes to the debug display

diffstat:

 sys/compat/mach/mach_errno.c |  13 ++++++++++---
 1 files changed, 10 insertions(+), 3 deletions(-)

diffs (41 lines):

diff -r c8d83f291bf9 -r cb692307830f sys/compat/mach/mach_errno.c
--- a/sys/compat/mach/mach_errno.c      Tue Dec 09 16:00:40 2003 +0000
+++ b/sys/compat/mach/mach_errno.c      Tue Dec 09 17:10:02 2003 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: mach_errno.c,v 1.13 2003/12/09 11:29:01 manu Exp $ */
+/*     $NetBSD: mach_errno.c,v 1.14 2003/12/09 17:10:02 manu Exp $ */
 
 /*-
  * Copyright (c) 2002 The NetBSD Foundation, Inc.
@@ -37,7 +37,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: mach_errno.c,v 1.13 2003/12/09 11:29:01 manu Exp $");
+__KERNEL_RCSID(0, "$NetBSD: mach_errno.c,v 1.14 2003/12/09 17:10:02 manu Exp $");
 
 #include <sys/types.h>
 #include <sys/systm.h>
@@ -155,7 +155,9 @@
        mach_set_trailer(rep, *msglen);
 
 #ifdef DEBUG_MACH
-       printf("failure in kernel handler for msg id %d\n", req->msgh_id);
+       if (error != 0)
+               printf("failure in kernel service %d (err %x, native %d)\n", 
+                   req->msgh_id, (int)rep->rep_retval, error);
 #endif
        return 0;
 }
@@ -174,6 +176,11 @@
 
        rep->rep_retval = error;
 
+#ifdef DEBUG_MACH
+       if (error != 0)
+               printf("failure in kernel service %d (Mach err %x)\n", 
+                   req->msgh_id, error);
+#endif
        mach_set_trailer(rep, *msglen);
 
        return 0;