git/thread-utils.h at master · git/git

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	#ifndef THREAD_COMPAT_H
	#define THREAD_COMPAT_H

	#ifndef NO_PTHREADS
	#include <pthread.h>

	#define HAVE_THREADS 1

	#else

	#define HAVE_THREADS 0

	/*
	* macros instead of typedefs because pthread definitions may have
	* been pulled in by some system dependencies even though the user
	* wants to disable pthread.
	*/
	#define pthread_t int
	#define pthread_mutex_t int
	#define pthread_cond_t int
	#define pthread_key_t int

	#define pthread_mutex_init(mutex, attr) dummy_pthread_init(mutex)
	#define pthread_mutex_lock(mutex)
	#define pthread_mutex_unlock(mutex)
	#define pthread_mutex_destroy(mutex)

	#define pthread_cond_init(cond, attr) dummy_pthread_init(cond)
	#define pthread_cond_wait(cond, mutex)
	#define pthread_cond_signal(cond)
	#define pthread_cond_broadcast(cond)
	#define pthread_cond_destroy(cond)

	#define pthread_key_create(key, attr) dummy_pthread_init(key)
	#define pthread_key_delete(key)

	#define pthread_create(thread, attr, fn, data) \
	dummy_pthread_create(thread, attr, fn, data)
	#define pthread_join(thread, retval) \
	dummy_pthread_join(thread, retval)

	#define pthread_setspecific(key, data)
	#define pthread_getspecific(key) NULL

	int dummy_pthread_create(pthread_t pthread, const void attr,
	void (fn)(void ), void data);
	int dummy_pthread_join(pthread_t pthread, void **retval);

	int dummy_pthread_init(void *);

	#endif

	int online_cpus(void);
	int init_recursive_mutex(pthread_mutex_t*);


	#endif /* THREAD_COMPAT_H */

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