linux-kernel - Re: [PATCH] nextfd(2)

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Date:	Wed, 4 Apr 2012 07:51:17 -0400
From:	Ulrich Drepper <drepper@...il.com>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	KOSAKI Motohiro <kosaki.motohiro@...il.com>,
	Alexey Dobriyan <adobriyan@...il.com>,
	akpm@...ux-foundation.org, viro@...iv.linux.org.uk,
	torvalds@...ux-foundation.org, linux-kernel@...r.kernel.org,
	linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH] nextfd(2)

On Mon, Apr 2, 2012 at 19:56, H. Peter Anvin <hpa@...or.com> wrote:
>
> You can deal with this in one of two ways:
>
> 2. Fix your malloc().
> 1. Use the low level open()/getdents()/close() functions instead of
>   opendir()/readdir()/closedir().

And if their is concern about using opendir() then we can add
something to posix_spawn.  And attribute like POSIX_SPAWN_CLOSEALL and
you then would have to explicitly add dup and open requests for the
descriptors you want to have open.
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