From 1ef8e6c4af8793b1aa6bd0b8eb28b38fc7fd4744 Mon Sep 17 00:00:00 2001 From: deischen Date: Fri, 28 Jun 2002 13:26:02 +0000 Subject: Add a wrapper for pselect() in order to make it a cancellation point. Prompted by: wollman --- lib/libpthread/thread/Makefile.inc | 1 + lib/libpthread/thread/thr_pselect.c | 54 +++++++++++++++++++++++++++++++++++++ 2 files changed, 55 insertions(+) create mode 100644 lib/libpthread/thread/thr_pselect.c (limited to 'lib/libpthread/thread') diff --git a/lib/libpthread/thread/Makefile.inc b/lib/libpthread/thread/Makefile.inc index d35894e..c01f5ce 100644 --- a/lib/libpthread/thread/Makefile.inc +++ b/lib/libpthread/thread/Makefile.inc @@ -91,6 +91,7 @@ SRCS+= \ uthread_pipe.c \ uthread_poll.c \ uthread_priority_queue.c \ + uthread_pselect.c \ uthread_read.c \ uthread_readv.c \ uthread_recvfrom.c \ diff --git a/lib/libpthread/thread/thr_pselect.c b/lib/libpthread/thread/thr_pselect.c new file mode 100644 index 0000000..5a3d378 --- /dev/null +++ b/lib/libpthread/thread/thr_pselect.c @@ -0,0 +1,54 @@ +/*- + * Copyright (c) 2002 Daniel M. Eischen + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + */ + +#include +__FBSDID("$FreeBSD$"); + +#include +#include + +#include +#include +#include + +#include "pthread_private.h" + +extern int __pselect(int count, fd_set *rfds, fd_set *wfds, fd_set *efds, + const struct timespec *timo, const sigset_t *mask); + +int +pselect(int count, fd_set *rfds, fd_set *wfds, fd_set *efds, + const struct timespec *timo, const sigset_t *mask) +{ + int ret; + + _thread_enter_cancellation_point(); + ret = __pselect(count, rfds, wfds, efds, timo, mask); + _thread_leave_cancellation_point(); + + return (ret); +} -- cgit v1.1