svn commit: r334111 - head/lib/libc/sys

[Konstantin Belousov]

Author: kib
Date: Wed May 23 17:55:30 2018
New Revision: 334111
URL: https://svnweb.freebsd.org/changeset/base/334111

Log:
  Note that PT_SETSTEP is auto-cleared.
  
  Wording and reviewed by:	jhb
  Sponsored by:	The FreeBSD Foundation
  MFC after:	3 days
  Differential revision:	https://reviews.freebsd.org/D15054

Modified:
  head/lib/libc/sys/ptrace.2

Modified: head/lib/libc/sys/ptrace.2
==============================================================================
--- head/lib/libc/sys/ptrace.2	Wed May 23 17:44:29 2018	(r334110)
+++ head/lib/libc/sys/ptrace.2	Wed May 23 17:55:30 2018	(r334111)
@@ -2,7 +2,7 @@
 .\"	$NetBSD: ptrace.2,v 1.2 1995/02/27 12:35:37 cgd Exp $
 .\"
 .\" This file is in the public domain.
-.Dd December 1, 2017
+.Dd May 22, 2018
 .Dt PTRACE 2
 .Os
 .Sh NAME
@@ -606,6 +606,7 @@ The return value from
 is the count of array entries filled in.
 .It Dv PT_SETSTEP
 This request will turn on single stepping of the specified process.
+Stepping is automatically disabled when a single step trap is caught.
 .It Dv PT_CLEARSTEP
 This request will turn off single stepping of the specified process.
 .It Dv PT_SUSPEND