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/* lockfile - Handle locking and unlocking of stream. Copyright (C) 1996, 1998, 2000 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; see the file COPYING.LIB. If not, see <http://www.gnu.org/licenses/>. */ #include <stdio.h> #include <pthread.h> extern __typeof(pthread_mutexattr_init) __pthread_mutexattr_init attribute_hidden; extern __typeof(pthread_mutexattr_settype) __pthread_mutexattr_settype attribute_hidden; extern __typeof(pthread_mutexattr_destroy) __pthread_mutexattr_destroy attribute_hidden; /* Note: glibc puts flockfile, funlockfile, and ftrylockfile in both * libc and libpthread. In uClibc, they are now in libc only. */ void __fresetlockfiles (void); void __fresetlockfiles (void) { FILE *fp; pthread_mutexattr_t attr; __pthread_mutexattr_init(&attr); __pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE_NP); for (fp = _stdio_openlist; fp != NULL; fp = fp->__nextopen) __pthread_mutex_init(&fp->__lock, &attr); __pthread_mutexattr_destroy(&attr); } |