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Diffstat (limited to 'tests/windows-cond.h')
-rw-r--r-- | tests/windows-cond.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/tests/windows-cond.h b/tests/windows-cond.h new file mode 100644 index 00000000..cfc160f5 --- /dev/null +++ b/tests/windows-cond.h @@ -0,0 +1,79 @@ +/* Condition variables (native Windows implementation). + Copyright (C) 2008-2024 Free Software Foundation, Inc. + + This file 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. + + This file 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 this program. If not, see <https://www.gnu.org/licenses/>. */ + +/* Written by Yoann Vandoorselaere <yoann@prelude-ids.org>, 2008. + Based on Bruno Haible <bruno@clisp.org> lock.h */ + +#ifndef _WINDOWS_COND_H +#define _WINDOWS_COND_H + +#define WIN32_LEAN_AND_MEAN /* avoid including junk */ +#include <windows.h> + +#include <time.h> + +#include "windows-initguard.h" + +#ifndef _glwthread_linked_waitqueue_link_defined +#define _glwthread_linked_waitqueue_link_defined +struct glwthread_waitqueue_link +{ + struct glwthread_waitqueue_link *wql_next; + struct glwthread_waitqueue_link *wql_prev; +}; +#endif /* _glwthread_linked_waitqueue_link_defined */ + +typedef struct + { + struct glwthread_waitqueue_link wq_list; /* circular list of waiting threads */ + } + glwthread_linked_waitqueue_t; + +typedef struct + { + glwthread_initguard_t guard; /* protects the initialization */ + CRITICAL_SECTION lock; /* protects the remaining fields */ + glwthread_linked_waitqueue_t waiters; /* waiting threads */ + } + glwthread_cond_t; + +#define GLWTHREAD_COND_INIT { GLWTHREAD_INITGUARD_INIT } + +#ifdef __cplusplus +extern "C" { +#endif + +extern int glwthread_cond_init (glwthread_cond_t *cond); +/* Here, to cope with the various types of mutexes, the mutex is a 'void *', and + the caller needs to pass the corresponding *_lock and *_unlock functions. */ +extern int glwthread_cond_wait (glwthread_cond_t *cond, + void *mutex, + int (*mutex_lock) (void *), + int (*mutex_unlock) (void *)); +extern int glwthread_cond_timedwait (glwthread_cond_t *cond, + void *mutex, + int (*mutex_lock) (void *), + int (*mutex_unlock) (void *), + const struct timespec *abstime); +extern int glwthread_cond_signal (glwthread_cond_t *cond); +extern int glwthread_cond_broadcast (glwthread_cond_t *cond); +extern int glwthread_cond_destroy (glwthread_cond_t *cond); + +#ifdef __cplusplus +} +#endif + +#endif /* _WINDOWS_COND_H */ |