svn commit: r335947 - stable/11/lib/libc/sys
Ian Lepore
ian at FreeBSD.org
Wed Jul 4 13:57:50 UTC 2018
Author: ian
Date: Wed Jul 4 13:57:49 2018
New Revision: 335947
URL: https://svnweb.freebsd.org/changeset/base/335947
Log:
MFC r335489:
Add some words clarifying that rename(2) does nothing when the 'from' and
'to' args are the same file. Wording borrowed from POSIX.1-2017, but
the freebsd code to implement this behavior was added in 2002 (r103180).
Modified:
stable/11/lib/libc/sys/rename.2
Directory Properties:
stable/11/ (props changed)
Modified: stable/11/lib/libc/sys/rename.2
==============================================================================
--- stable/11/lib/libc/sys/rename.2 Wed Jul 4 13:56:01 2018 (r335946)
+++ stable/11/lib/libc/sys/rename.2 Wed Jul 4 13:57:49 2018 (r335947)
@@ -28,7 +28,7 @@
.\" @(#)rename.2 8.1 (Berkeley) 6/4/93
.\" $FreeBSD$
.\"
-.Dd September 15, 2017
+.Dd June 21, 2018
.Dt RENAME 2
.Os
.Sh NAME
@@ -75,6 +75,15 @@ If the final component of
is a symbolic link,
the symbolic link is renamed,
not the file or directory to which it points.
+.Pp
+If
+.Fa from
+and
+.Fa to
+resolve to the same directory entry, or to different directory
+entries for the same existing file,
+.Fn rename
+returns success without taking any further action.
.Pp
The
.Fn renameat
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