From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michael Kerrisk Subject: Re: [PATCH] hsearch.3: ATTRIBUTES: Note functions that are not thread-safe Date: Sat, 18 May 2013 20:16:04 +0200 Message-ID: <5197C564.8040503@gmail.com> References: <1368584933-8428-1-git-send-email-penght@cn.fujitsu.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1368584933-8428-1-git-send-email-penght-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org> Sender: linux-man-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Peng Haitao Cc: carlos-v2tUB8YBRSi3e3T8WW9gsA@public.gmane.org, aoliva-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, linux-man-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-man@vger.kernel.org On 05/15/13 04:28, Peng Haitao wrote: > The functions hsearch(), hcreate() and hdestroy() are not thread safe. Applied to my local branch for this work. Thank you, Peng. Cheers, Michael > Signed-off-by: Peng Haitao > --- > man3/hsearch.3 | 15 +++++++++++++++ > 1 file changed, 15 insertions(+) > > diff --git a/man3/hsearch.3 b/man3/hsearch.3 > index e66c840..3d6ae2e 100644 > --- a/man3/hsearch.3 > +++ b/man3/hsearch.3 > @@ -223,6 +223,21 @@ was not found in the table. > POSIX.1-2001 specifies only the > .B ENOMEM > error. > +.SH ATTRIBUTES > +.SS Multithreading (see pthreads(7)) > +The functions > +.BR hcreate (), > +.BR hsearch (), > +and > +.BR hdestroy () > +use a global space for storing the table, so they are not thread-safe. > +.LP > +The functions > +.BR hcreate_r (), > +.BR hsearch_r (), > +and > +.BR hdestroy_r () > +are thread-safe. > .SH CONFORMING TO > The functions > .BR hcreate (), > -- To unsubscribe from this list: send the line "unsubscribe linux-man" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html