svn commit: r247084 - stable/8/lib/libc/sys

Konstantin Belousov kib at
Thu Feb 21 06:12:27 UTC 2013

Author: kib
Date: Thu Feb 21 06:12:26 2013
New Revision: 247084

  MFC r246476:
  Document the ERESTART translation to EINTR for devfs nodes.

Directory Properties:
  stable/8/lib/libc/   (props changed)
  stable/8/lib/libc/sys/   (props changed)

Modified: stable/8/lib/libc/sys/open.2
--- stable/8/lib/libc/sys/open.2	Thu Feb 21 06:10:36 2013	(r247083)
+++ stable/8/lib/libc/sys/open.2	Thu Feb 21 06:12:26 2013	(r247084)
@@ -28,7 +28,7 @@
 .\"     @(#)open.2	8.2 (Berkeley) 11/16/93
 .\" $FreeBSD$
-.Dd March 25, 2011
+.Dd February 7, 2013
 .Dt OPEN 2
@@ -235,6 +235,17 @@ It returns \-1 on failure.
 The file pointer used to mark the current position within the
 file is set to the beginning of the file.
+If a sleeping open of a device node from
+.Xr devfs 5
+is interrupted by a signal, the call always fails with
+.Er EINTR ,
+even if the
+flag is set for the signal.
+A sleeping open of a fifo (see
+.Xr mkfifo 2 )
+is restarted as normal.
 When a new file is created it is given the group of the directory
 which contains it.

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