diff options
Diffstat (limited to 'sysdeps/htl/bits/types/struct___pthread_mutex.h')
| -rw-r--r-- | sysdeps/htl/bits/types/struct___pthread_mutex.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/sysdeps/htl/bits/types/struct___pthread_mutex.h b/sysdeps/htl/bits/types/struct___pthread_mutex.h new file mode 100644 index 0000000000..564e6a3159 --- /dev/null +++ b/sysdeps/htl/bits/types/struct___pthread_mutex.h @@ -0,0 +1,61 @@ +/* Mutex type. Generic version. + + Copyright (C) 2000-2018 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; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _BITS_TYPES_STRUCT___PTHREAD_MUTEX_H +#define _BITS_TYPES_STRUCT___PTHREAD_MUTEX_H 1 + +#include <bits/types/__pthread_spinlock_t.h> +#include <bits/types/struct___pthread_mutexattr.h> + +/* User visible part of a mutex. */ +struct __pthread_mutex +{ + __pthread_spinlock_t __held; + __pthread_spinlock_t __lock; + /* In cthreads, mutex_init does not initialized thre third + pointer, as such, we cannot rely on its value for anything. */ + char *__cthreadscompat1; + struct __pthread *__queue; + struct __pthread_mutexattr *__attr; + void *__data; + /* Up to this point, we are completely compatible with cthreads + and what libc expects. */ + void *__owner; + unsigned __locks; + /* If NULL then the default attributes apply. */ +}; + +/* Initializer for a mutex. N.B. this also happens to be compatible + with the cthread mutex initializer. */ +#define __PTHREAD_MUTEX_INITIALIZER \ + { __PTHREAD_SPIN_LOCK_INITIALIZER, __PTHREAD_SPIN_LOCK_INITIALIZER, 0, 0, 0, 0, 0, 0 } + +#define __PTHREAD_ERRORCHECK_MUTEXATTR ((struct __pthread_mutexattr *) ((unsigned long) __PTHREAD_MUTEX_ERRORCHECK + 1)) + +#define __PTHREAD_ERRORCHECK_MUTEX_INITIALIZER \ + { __PTHREAD_SPIN_LOCK_INITIALIZER, __PTHREAD_SPIN_LOCK_INITIALIZER, 0, 0, \ + __PTHREAD_ERRORCHECK_MUTEXATTR, 0, 0, 0 } + +#define __PTHREAD_RECURSIVE_MUTEXATTR ((struct __pthread_mutexattr *) ((unsigned long) __PTHREAD_MUTEX_RECURSIVE + 1)) + +#define __PTHREAD_RECURSIVE_MUTEX_INITIALIZER \ + { __PTHREAD_SPIN_LOCK_INITIALIZER, __PTHREAD_SPIN_LOCK_INITIALIZER, 0, 0, \ + __PTHREAD_RECURSIVE_MUTEXATTR, 0, 0, 0 } + +#endif /* bits/types/struct___pthread_mutex.h */ |