From: "Michael Kerrisk (man-pages)" <mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Peng Haitao <penght-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org>
Cc: mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
carlos-v2tUB8YBRSi3e3T8WW9gsA@public.gmane.org,
qianl.fnst-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org,
linux-man-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] rand.3: ATTRIBUTES: Note macros that are thread-safe
Date: Fri, 15 Aug 2014 20:29:15 +0200 [thread overview]
Message-ID: <53EE517B.3090601@gmail.com> (raw)
In-Reply-To: <1407317081-16194-1-git-send-email-penght-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org>
Thanks, Haitao. Applied (in my local branch).
Cheers,
Michael
On 08/06/2014 11:24 AM, Peng Haitao wrote:
> The functions rand(), rand_r() and srand() are thread safe.
>
> Signed-off-by: Peng Haitao <penght-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org>
> ---
> man3/rand.3 | 16 +++++++++++++++-
> 1 file changed, 15 insertions(+), 1 deletion(-)
>
> diff --git a/man3/rand.3 b/man3/rand.3
> index afa41a7..62e6331 100644
> --- a/man3/rand.3
> +++ b/man3/rand.3
> @@ -81,7 +81,7 @@ function is automatically seeded with a value of 1.
> .PP
> The function
> .BR rand ()
> -is not reentrant or thread-safe, since it
> +is not reentrant, since it
> uses hidden state that is modified on each call.
> This might just be the seed value to be used by the next call,
> or it might be something more elaborate.
> @@ -126,6 +126,20 @@ functions return a value between 0 and
> The
> .BR srand ()
> function returns no value.
> +.SH ATTRIBUTES
> +For an explanation of the terms used in this section, see
> +.BR attributes (7).
> +.TS
> +allbox;
> +lbw25 lb lb
> +l l l.
> +Interface Attribute Value
> +T{
> +.BR rand (),
> +.BR rand_r (),
> +.BR srand ()
> +T} Thread safety MT-Safe
> +.TE
> .SH CONFORMING TO
> The functions
> .BR rand ()
>
--
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Linux/UNIX System Programming Training: http://man7.org/training/
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prev parent reply other threads:[~2014-08-15 18:29 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-06 9:24 [PATCH] rand.3: ATTRIBUTES: Note macros that are thread-safe Peng Haitao
[not found] ` <1407317081-16194-1-git-send-email-penght-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org>
2014-08-15 18:29 ` Michael Kerrisk (man-pages) [this message]
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