svn commit: r340516 - stable/12/lib/libc/sys
Mark Johnston
markj at FreeBSD.org
Sat Nov 17 20:11:40 UTC 2018
Author: markj
Date: Sat Nov 17 20:11:39 2018
New Revision: 340516
URL: https://svnweb.freebsd.org/changeset/base/340516
Log:
MFC r339692:
Clarify slightly the interaction between wait*() and pdfork().
Modified:
stable/12/lib/libc/sys/wait.2
Directory Properties:
stable/12/ (props changed)
Modified: stable/12/lib/libc/sys/wait.2
==============================================================================
--- stable/12/lib/libc/sys/wait.2 Sat Nov 17 20:11:20 2018 (r340515)
+++ stable/12/lib/libc/sys/wait.2 Sat Nov 17 20:11:39 2018 (r340516)
@@ -28,7 +28,7 @@
.\" @(#)wait.2 8.2 (Berkeley) 4/19/94
.\" $FreeBSD$
.\"
-.Dd December 1, 2017
+.Dd October 24, 2018
.Dt WAIT 2
.Os
.Sh NAME
@@ -597,11 +597,11 @@ fields of
.Fa infop
must be checked against zero to determine if a process reported status.
.Pp
+The
.Fn wait
-called with -1 to wait for any child process will ignore a child that is
-referenced by a process descriptor (see
-.Xr pdfork 2 ) .
-Specific processes can still be waited on by specifying the process ID.
+family of functions will not return a child process created with
+.Xr pdfork 2
+unless specifically directed to do so by specifying its process ID.
.Sh ERRORS
The
.Fn wait
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