misc/180976: [PATCH] Fixed vfork/rfork arguments in truss(1)

[Yuri]

>Number:         180976
>Category:       misc
>Synopsis:       [PATCH] Fixed vfork/rfork arguments in truss(1)
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          change-request
>Submitter-Id:   current-users
>Arrival-Date:   Wed Jul 31 18:20:00 UTC 2013
>Closed-Date:
>Last-Modified:
>Originator:     Yuri
>Release:        9.1
>Organization:
n/a
>Environment:
>Description:
Currently truss shows vfork like this:
73278: vfork(0x622780,0x40d98e,0x801439408,0x80142f105,0x4,0x0) = 73279 (0x11e3f)

>How-To-Repeat:

>Fix:


Patch attached with submission follows:

Index: usr.bin/truss/syscalls.c
===================================================================
--- usr.bin/truss/syscalls.c	(revision 251126)
+++ usr.bin/truss/syscalls.c	(working copy)
@@ -93,6 +93,9 @@
 	{ .name = "fcntl", .ret_type = 1, .nargs = 3,
 	  .args = { { Int, 0 } , { Fcntl, 1 }, { Fcntlflag | OUT, 2 } } },
 	{ .name = "fork", .ret_type = 1, .nargs = 0 },
+	{ .name = "vfork", .ret_type = 1, .nargs = 0 },
+	{ .name = "rfork", .ret_type = 1, .nargs = 1, },
+	  .args = { { Int, 0 } } },
 	{ .name = "getegid", .ret_type = 1, .nargs = 0 },
 	{ .name = "geteuid", .ret_type = 1, .nargs = 0 },
 	{ .name = "getgid", .ret_type = 1, .nargs = 0 },


>Release-Note:
>Audit-Trail:
>Unformatted: