Date: Sun, 20 Dec 2009 22:48:46 +0100 From: Jilles Tjoelker <jilles@stack.nl> To: freebsd-rc@freebsd.org Subject: Re: [PATCH] use pwait in wait_for_pids Message-ID: <20091220214846.GA66977@stack.nl> In-Reply-To: <20091220143623.GC46060@stack.nl> References: <20091220143623.GC46060@stack.nl>
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On Sun, Dec 20, 2009 at 03:36:23PM +0100, Jilles Tjoelker wrote:
> Here is a patch to use the new pwait utility in wait_for_pids.
> This patch still works if pwait is not available, using the old sleep
> method.
> The redirection on the pwait command serves to squelch "No such process"
> and "pwait: not found" errors. The braces are necessary to redirect the
> "not found" error even for sh(1) that doesn't have the fix in r197820
> (which has not been MFC'ed).
It seems the mailing list ate the patch (strange, text/x-diff
attachments used to work), so I will put it inline here:
Index: etc/rc.subr
===================================================================
--- etc/rc.subr (revision 200442)
+++ etc/rc.subr (working copy)
@@ -390,7 +390,11 @@
_list=$_nlist
echo -n ${_prefix:-"Waiting for PIDS: "}$_list
_prefix=", "
- sleep 2
+ if { pwait $_list; } 2>/dev/null; then
+ break
+ else
+ sleep 2
+ fi
done
if [ -n "$_prefix" ]; then
echo "."
--
Jilles Tjoelker
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