1/* 2 * Copyright (c) 1995-1998 John Birrell <jb@cimlogic.com.au> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of the author nor the names of any co-contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * $FreeBSD$ 30 * 31 */ 32 33#include "namespace.h" 34#include <stdarg.h> 35#include <unistd.h> 36#include <fcntl.h> 37#include <dirent.h> 38#include <errno.h> 39#include <pthread.h> 40#include "un-namespace.h" 41#include "thr_private.h" 42 43int __open(const char *path, int flags,...); 44 45__weak_reference(__open, open); 46 47int 48__open(const char *path, int flags,...) 49{ 50 struct pthread *curthread = _get_curthread(); 51 int ret; 52 int mode = 0; 53 va_list ap; 54 55 _thr_cancel_enter(curthread); 56 57 /* Check if the file is being created: */ 58 if (flags & O_CREAT) { 59 /* Get the creation mode: */ 60 va_start(ap, flags); 61 mode = va_arg(ap, int); 62 va_end(ap); 63 } 64 65 ret = __sys_open(path, flags, mode); 66 /* 67 * To avoid possible file handle leak, 68 * only check cancellation point if it is failure 69 */ 70 _thr_cancel_leave(curthread, (ret == -1)); 71 72 return ret; 73} 74