-/* $Id$ */
-
/* xbt/xbt_thread.h -- Thread portability layer */
-/* Copyright (c) 2007 Martin Quinson. All rights reserved. */
+/* Copyright (c) 2007, 2009, 2010. The SimGrid Team.
+ * All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
#ifndef _XBT_OS_THREAD_H
#define _XBT_OS_THREAD_H
-#include "xbt/misc.h" /* SG_BEGIN_DECL */
+#include "xbt/misc.h" /* SG_BEGIN_DECL */
#include "xbt/function_types.h"
SG_BEGIN_DECL()
*
* @{
*/
-
/** \brief Thread data type (opaque structure) */
- typedef struct xbt_os_thread_ *xbt_os_thread_t;
+typedef struct xbt_os_thread_ *xbt_os_thread_t;
- XBT_PUBLIC(xbt_os_thread_t) xbt_os_thread_create(pvoid_f_pvoid_t start_routine,void* param);
- XBT_PUBLIC(void) xbt_os_thread_exit(int *retcode);
- XBT_PUBLIC(xbt_os_thread_t) xbt_os_thread_self(void);
+/* Calls pthread_atfork() if present, and else does nothing.
+ * The only known user of this wrapper is mmalloc_preinit().
+ */
+XBT_PUBLIC(int) xbt_os_thread_atfork(void (*prepare)(void),
+ void (*parent)(void),
+ void (*child)(void));
+
+XBT_PUBLIC(xbt_os_thread_t) xbt_os_thread_create(const char *name,
+ pvoid_f_pvoid_t
+ start_routine,
+ void *param,
+ void *data);
+XBT_PUBLIC(void) xbt_os_thread_exit(int *retcode);
+XBT_PUBLIC(void) xbt_os_thread_detach(xbt_os_thread_t thread);
+XBT_PUBLIC(xbt_os_thread_t) xbt_os_thread_self(void);
+XBT_PUBLIC(const char *) xbt_os_thread_self_name(void);
+XBT_PUBLIC(const char *) xbt_os_thread_name(xbt_os_thread_t);
+XBT_PUBLIC(void) xbt_os_thread_set_extra_data(void *data);
+XBT_PUBLIC(void *) xbt_os_thread_get_extra_data(void);
/* xbt_os_thread_join frees the joined thread (ie the XBT wrapper around it, the OS frees the rest) */
- XBT_PUBLIC(void) xbt_os_thread_join(xbt_os_thread_t thread,void ** thread_return);
- XBT_PUBLIC(void) xbt_os_thread_yield(void);
+XBT_PUBLIC(void) xbt_os_thread_join(xbt_os_thread_t thread,
+ void **thread_return);
+XBT_PUBLIC(void) xbt_os_thread_yield(void);
+XBT_PUBLIC(void) xbt_os_thread_cancel(xbt_os_thread_t thread);
+XBT_PUBLIC(void *) xbt_os_thread_getparam(void);
/** \brief Thread mutex data type (opaque structure) */
- typedef struct xbt_os_mutex_ *xbt_os_mutex_t;
+typedef struct xbt_os_mutex_ *xbt_os_mutex_t;
- XBT_PUBLIC(xbt_os_mutex_t) xbt_os_mutex_init(void);
- XBT_PUBLIC(void) xbt_os_mutex_lock(xbt_os_mutex_t mutex);
- XBT_PUBLIC(void) xbt_os_mutex_unlock(xbt_os_mutex_t mutex);
- XBT_PUBLIC(void) xbt_os_mutex_destroy(xbt_os_mutex_t mutex);
+XBT_PUBLIC(xbt_os_mutex_t) xbt_os_mutex_init(void);
+XBT_PUBLIC(void) xbt_os_mutex_acquire(xbt_os_mutex_t mutex);
+XBT_PUBLIC(void) xbt_os_mutex_timedacquire(xbt_os_mutex_t mutex,
+ double delay);
+XBT_PUBLIC(void) xbt_os_mutex_release(xbt_os_mutex_t mutex);
+XBT_PUBLIC(void) xbt_os_mutex_destroy(xbt_os_mutex_t mutex);
/** \brief Thread condition data type (opaque structure) */
- typedef struct xbt_os_cond_ *xbt_os_cond_t;
-
- XBT_PUBLIC(xbt_os_cond_t) xbt_os_cond_init(void);
- XBT_PUBLIC(void) xbt_os_cond_wait(xbt_os_cond_t cond,
- xbt_os_mutex_t mutex);
- XBT_PUBLIC(void) xbt_os_cond_timedwait(xbt_os_cond_t cond,
- xbt_os_mutex_t mutex,
- double delay);
- XBT_PUBLIC(void) xbt_os_cond_signal(xbt_os_cond_t cond);
- XBT_PUBLIC(void) xbt_os_cond_broadcast(xbt_os_cond_t cond);
- XBT_PUBLIC(void) xbt_os_cond_destroy(xbt_os_cond_t cond);
+typedef struct xbt_os_cond_ *xbt_os_cond_t;
+
+XBT_PUBLIC(xbt_os_cond_t) xbt_os_cond_init(void);
+XBT_PUBLIC(void) xbt_os_cond_wait(xbt_os_cond_t cond,
+ xbt_os_mutex_t mutex);
+XBT_PUBLIC(void) xbt_os_cond_timedwait(xbt_os_cond_t cond,
+ xbt_os_mutex_t mutex, double delay);
+XBT_PUBLIC(void) xbt_os_cond_signal(xbt_os_cond_t cond);
+XBT_PUBLIC(void) xbt_os_cond_broadcast(xbt_os_cond_t cond);
+XBT_PUBLIC(void) xbt_os_cond_destroy(xbt_os_cond_t cond);
+
+ /** \brief Semaphore data type (opaque structure) */
+typedef struct xbt_os_sem_ *xbt_os_sem_t;
+
+XBT_PUBLIC(xbt_os_sem_t) xbt_os_sem_init(unsigned int value);
+XBT_PUBLIC(void) xbt_os_sem_acquire(xbt_os_sem_t sem);
+XBT_PUBLIC(void) xbt_os_sem_timedacquire(xbt_os_sem_t sem, double timeout);
+XBT_PUBLIC(void) xbt_os_sem_release(xbt_os_sem_t sem);
+XBT_PUBLIC(void) xbt_os_sem_destroy(xbt_os_sem_t sem);
+XBT_PUBLIC(void) xbt_os_sem_get_value(xbt_os_sem_t sem, int *svalue);
+
/** @} */
SG_END_DECL()
-
-#endif /* _XBT_OS_THREAD_H */
+#endif /* _XBT_OS_THREAD_H */