Date: Thu, 7 Feb 2013 15:11:44 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r246476 - head/lib/libc/sys Message-ID: <201302071511.r17FBi2P097258@svn.freebsd.org>
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Author: kib Date: Thu Feb 7 15:11:43 2013 New Revision: 246476 URL: http://svnweb.freebsd.org/changeset/base/246476 Log: Document the ERESTART translation to EINTR for devfs nodes. Based on the submission by: jilles MFC after: 2 weeks Modified: head/lib/libc/sys/open.2 Modified: head/lib/libc/sys/open.2 ============================================================================== --- head/lib/libc/sys/open.2 Thu Feb 7 15:08:35 2013 (r246475) +++ head/lib/libc/sys/open.2 Thu Feb 7 15:11:43 2013 (r246476) @@ -28,7 +28,7 @@ .\" @(#)open.2 8.2 (Berkeley) 11/16/93 .\" $FreeBSD$ .\" -.Dd March 25, 2011 +.Dd February 7, 2013 .Dt OPEN 2 .Os .Sh NAME @@ -244,6 +244,17 @@ 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. .Pp +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 +.Dv SA_RESTART +flag is set for the signal. +A sleeping open of a fifo (see +.Xr mkfifo 2 ) +is restarted as normal. +.Pp When a new file is created it is given the group of the directory which contains it. .Pp
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