git: 3055c47f6024 - main - rename.2: Document AT_RENAME_EXCHANGE

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From: Konstantin Belousov <kib_at_FreeBSD.org>
Date: Sat, 11 Jul 2026 22:05:23 UTC

The branch main has been updated by kib:

URL: https://cgit.FreeBSD.org/src/commit/?id=3055c47f6024b087a90021edb05992304a119827

commit 3055c47f6024b087a90021edb05992304a119827
Author:     Konstantin Belousov <kib@FreeBSD.org>
AuthorDate: 2026-06-19 08:40:25 +0000
Commit:     Konstantin Belousov <kib@FreeBSD.org>
CommitDate: 2026-07-11 22:04:43 +0000

    rename.2: Document AT_RENAME_EXCHANGE
    
    Reviewed by:    mckusick
    Discussed with: markj
    Tested by:      pho
    Sponsored by:   The FreeBSD Foundation
    MFC after:      1 week
    Differential revision:  https://reviews.freebsd.org/D57658
---
 lib/libsys/rename.2 | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lib/libsys/rename.2 b/lib/libsys/rename.2
index dbad50edb9a9..2a4729dfc8d0 100644
--- a/lib/libsys/rename.2
+++ b/lib/libsys/rename.2
@@ -143,6 +143,12 @@ and
 .Fa to
 exists, the request fails with the error
 .Er EEXIST .
+.It Dv AT_RENAME_EXCHANGE
+Atomically exchange the files pointed to by the
+.Fa from
+and
+.Fa to
+names.
 .El
 .Sh RETURN VALUES
 .Rv -std rename