1 /* Copyright (C) 1992-2022 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
17
18 #include <errno.h>
19 #include <fcntl.h>
20 #include <stdarg.h>
21 #include <stdio.h>
22 #include <hurd.h>
23 #include <hurd/fd.h>
24 #include <sysdep-cancel.h>
25
26 /* Open FILE with access OFLAG. If O_CREAT or O_TMPFILE is in OFLAG,
27 a third argument is the file protection. */
28 int
__libc_open(const char * file,int oflag,...)29 __libc_open (const char *file, int oflag, ...)
30 {
31 mode_t mode;
32 io_t port;
33 int cancel_oldtype;
34
35 if (__OPEN_NEEDS_MODE (oflag))
36 {
37 va_list arg;
38 va_start (arg, oflag);
39 mode = va_arg (arg, mode_t);
40 va_end (arg);
41 }
42 else
43 mode = 0;
44
45 cancel_oldtype = LIBC_CANCEL_ASYNC();
46 port = __file_name_lookup (file, oflag, mode);
47 LIBC_CANCEL_RESET (cancel_oldtype);
48
49 if (port == MACH_PORT_NULL)
50 return -1;
51
52 return _hurd_intern_fd (port, oflag, 1);
53 }
54
55 libc_hidden_def (__libc_open)
56 weak_alias (__libc_open, __open)
57 libc_hidden_weak (__open)
58 weak_alias (__libc_open, open)
59
60
61 /* open64 is just the same as open for us. */
62 weak_alias (__libc_open, __libc_open64)
63 weak_alias (__libc_open, __open64)
64 libc_hidden_weak (__open64)
65 weak_alias (__libc_open, open64)
66