| /* $OpenBSD: thread_private.h,v 1.18 2006/02/22 07:16:31 otto Exp $ */ |
| |
| /* PUBLIC DOMAIN: No Rights Reserved. Marco S Hyman <marc@snafu.org> */ |
| |
| #pragma once |
| |
| #include <pthread.h> |
| |
| __BEGIN_DECLS |
| |
| /* |
| * This file defines the thread library interface to libc. Thread |
| * libraries must implement the functions described here for proper |
| * inter-operation with libc. libc contains weak versions of the |
| * described functions for operation in a non-threaded environment. |
| */ |
| |
| #define __MUTEX_NAME(name) __CONCAT(__libc_mutex_,name) |
| #define _THREAD_PRIVATE_MUTEX(name) static pthread_mutex_t __MUTEX_NAME(name) = PTHREAD_MUTEX_INITIALIZER |
| #define _THREAD_PRIVATE_MUTEX_LOCK(name) pthread_mutex_lock(&__MUTEX_NAME(name)) |
| #define _THREAD_PRIVATE_MUTEX_UNLOCK(name) pthread_mutex_unlock(&__MUTEX_NAME(name)) |
| |
| /* Note that these aren't compatible with the usual OpenBSD ones which lazy-initialize! */ |
| #define _MUTEX_LOCK(l) pthread_mutex_lock((pthread_mutex_t*) l) |
| #define _MUTEX_UNLOCK(l) pthread_mutex_unlock((pthread_mutex_t*) l) |
| |
| __LIBC_HIDDEN__ void _thread_arc4_lock(void); |
| __LIBC_HIDDEN__ void _thread_arc4_unlock(void); |
| |
| #define _ARC4_LOCK() _thread_arc4_lock() |
| #define _ARC4_UNLOCK() _thread_arc4_unlock() |
| #define _ARC4_ATFORK(f) pthread_atfork(NULL, NULL, (f)) |
| |
| extern volatile sig_atomic_t _rs_forked; |
| |
| __END_DECLS |