#ifndef __NEXTSTEP_NAT_THREADS_H__
#define __NEXTSTEP_NAT_THREADS_H__

#if defined (USE_PTHREADS)

#include <pthread.h>

typedef void* (*pthread_fn_t) (void *arg);

void gdb_pthread_kill (pthread_t pthread);
pthread_t gdb_pthread_fork (pthread_fn_t function, void *arg);

#define gdb_thread_exit pthread_exit
#define gdb_thread_fork gdb_pthread_fork
#define gdb_thread_kill	gdb_pthread_kill

typedef pthread_t gdb_thread_t;
typedef pthread_fn_t gdb_thread_fn_t;

typedef pthread_mutex_t gdb_mutex_t;
typedef pthread_cond_t gdb_cond_t;

#define gdb_mutex_init(m, i) pthread_mutex_init(m, i)
#define gdb_mutex_lock(m) pthread_mutex_lock(m)
#define gdb_mutex_unlock(m) pthread_mutex_unlock(m)
#define gdb_mutex_destroy(m) pthread_mutex_destroy(m)
#define gdb_cond_init(c, i) pthread_cond_init(c, i)
#define gdb_cond_destroy(c) pthread_cond_destroy(c)
#define gdb_cond_wait(c, m) pthread_cond_wait(c, m)
#define gdb_cond_signal(c) pthread_cond_signal(c)

#else /* ! USE_PTHREADS */

#include <mach/cthreads.h>

void gdb_cthread_kill (cthread_t cthread);

#define gdb_thread_exit cthread_exit
#define gdb_thread_fork cthread_fork
#define gdb_thread_kill gdb_cthread_kill

typedef cthread_t gdb_thread_t;
typedef cthread_fn_t gdb_thread_fn_t;

typedef struct mutex gdb_mutex_t;
typedef struct condition gdb_cond_t;

#define gdb_mutex_init(m, i) mutex_init((m))
#define gdb_mutex_lock(m) (mutex_wait_lock((m)), 0)
#define gdb_mutex_unlock(m) (mutex_unlock((m)), 0)
#define gdb_mutex_destroy(m) mutex_unlock((m))
#define gdb_cond_init(c, i) condition_init((c))
#define gdb_cond_destroy(c) condition_clear((c))
#define gdb_cond_wait(c, m) condition_wait((c), (m))
#define gdb_cond_signal(c) condition_signal((c))

#endif /* USE_PTHREADS */

#endif /* __NEXTSTEP_NAT_THREADS_H__ */