[userspace-rcu.git] / tests / thread-id.h

#ifndef _TEST_THREAD_ID_H
#define _TEST_THREAD_ID_H

/*
 * thread-id.h
 *
 * Userspace RCU library - thread ID
 *
 * Copyright 2013 - Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
 *
 * THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
 * OR IMPLIED.  ANY USE IS AT YOUR OWN RISK.
 *
 * Permission is hereby granted to use or copy this program
 * for any purpose,  provided the above notices are retained on all copies.
 * Permission to modify the code and to distribute modified code is granted,
 * provided the above notices are retained, and a notice that the code was
 * modified is included with the above copyright notice.
 */

#ifdef __linux__
# include <syscall.h>

# if defined(_syscall0)
_syscall0(pid_t, gettid)
# elif defined(__NR_gettid)
static inline pid_t gettid(void)
{
	return syscall(__NR_gettid);
}
# endif

static inline
unsigned long urcu_get_thread_id(void)
{
	return (unsigned long) gettid();
}
#elif defined(__FreeBSD__)
# include <pthread_np.h>

static inline
unsigned long urcu_get_thread_id(void)
{
	return (unsigned long) pthread_getthreadid_np();
}
#else
# warning "use pid as thread ID"
static inline
unsigned long urcu_get_thread_id(void)
{
	return (unsigned long) getpid();
}
#endif

#endif /* _TEST_THREAD_ID_H */
Commit	Line	Data
	1	#ifndef _TEST_THREAD_ID_H
	2	#define _TEST_THREAD_ID_H
	3
	4	/*
	5	* thread-id.h
	6	*
	7	* Userspace RCU library - thread ID
	8	*
	9	* Copyright 2013 - Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
	10	*
	11	* THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
	12	* OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
	13	*
	14	* Permission is hereby granted to use or copy this program
	15	* for any purpose, provided the above notices are retained on all copies.
	16	* Permission to modify the code and to distribute modified code is granted,
	17	* provided the above notices are retained, and a notice that the code was
	18	* modified is included with the above copyright notice.
	19	*/
	20
	21	#ifdef __linux__
	22	# include <syscall.h>
	23
	24	# if defined(_syscall0)
	25	_syscall0(pid_t, gettid)
	26	# elif defined(__NR_gettid)
	27	static inline pid_t gettid(void)
	28	{
	29	return syscall(__NR_gettid);
	30	}
	31	# endif
	32
	33	static inline
	34	unsigned long urcu_get_thread_id(void)
	35	{
	36	return (unsigned long) gettid();
	37	}
	38	#elif defined(__FreeBSD__)
	39	# include <pthread_np.h>
	40
	41	static inline
	42	unsigned long urcu_get_thread_id(void)
	43	{
	44	return (unsigned long) pthread_getthreadid_np();
	45	}
	46	#else
	47	# warning "use pid as thread ID"
	48	static inline
	49	unsigned long urcu_get_thread_id(void)
	50	{
	51	return (unsigned long) getpid();
	52	}
	53	#endif
	54
	55	#endif /* _TEST_THREAD_ID_H */