1 /* lockfile - Handle locking and unlocking of stream.
2 Copyright (C) 1996, 1998, 2000 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public License as
7 published by the Free Software Foundation; either version 2.1 of the
8 License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; see the file COPYING.LIB. If not,
17 write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA. */
20 #include <bits/libc-lock.h>
23 #include "internals.h"
25 /* Note: glibc puts flockfile, funlockfile, and ftrylockfile in both
26 * libc and libpthread. In uClibc, they are now in libc only. */
34 __funlockfilelist(void)
39 __fresetlockfiles (void)
43 pthread_mutexattr_t attr;
45 __pthread_mutexattr_init (&attr);
46 __pthread_mutexattr_settype (&attr, PTHREAD_MUTEX_RECURSIVE_NP);
48 for (fp = _stdio_openlist; fp != NULL; fp = fp->__nextopen)
49 pthread_mutex_init (&fp->__lock, &attr);
51 pthread_mutexattr_destroy(&attr);