diff options
Diffstat (limited to 'lib/libpthread/uthread/uthread_pwrite.c')
| -rw-r--r-- | lib/libpthread/uthread/uthread_pwrite.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/lib/libpthread/uthread/uthread_pwrite.c b/lib/libpthread/uthread/uthread_pwrite.c new file mode 100644 index 00000000000..6e780ea4800 --- /dev/null +++ b/lib/libpthread/uthread/uthread_pwrite.c @@ -0,0 +1,61 @@ +/* $OpenBSD: uthread_pwrite.c,v 1.1 2012/01/17 02:52:39 guenther Exp $ */ +/* + * Copyright (c) 1995-1998 John Birrell <jb@cimlogic.com.au> + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by John Birrell. + * 4. Neither the name of the author nor the names of any co-contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL 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. + * + * $FreeBSD: uthread_write.c,v 1.12 1999/08/28 00:03:54 peter Exp $ + * + */ +#include <sys/types.h> +#include <sys/fcntl.h> +#include <sys/uio.h> +#include <errno.h> +#include <stddef.h> +#include <unistd.h> +#ifdef _THREAD_SAFE +#include <pthread.h> +#include "pthread_private.h" + +ssize_t +pwrite(int fd, const void *buf, size_t nbytes, off_t offset) +{ + ssize_t ret; + + /* This is a cancellation point: */ + _thread_enter_cancellation_point(); + + ret = _thread_sys_pwrite(fd, buf, nbytes, offset); + + /* No longer in a cancellation point: */ + _thread_leave_cancellation_point(); + + return (ret); +} +#endif |