#if !defined(H_SYSPOR)
#define H_SYSPOR

/*>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>*/

/*
|	Define
|	MONOTHREAD: if SMP functions are not going to be used nor linked with -lpthread
|
*/

#ifdef _MSC_VER
	#include <windows.h>
#else
	#include <unistd.h>
#endif

#ifdef _MSC_VER 
	#if !defined(MVSC)
		#define MVSC
	#endif
#endif

#if defined(__linux__) || defined(__GNUC__)
	#if !defined(GCCLINUX)
		#define GCCLINUX
	#endif
#endif


/*
|
|	To allow multithreaded functions, MULTI_THREADED_INTERFACE should be defined
|
\*--------------------------------------------------------------------------------*/


#if defined(CYGWIN)

	#define USECLOCK
	#define MULTI_THREADED_INTERFACE
	#undef  NT_THREADS
	#define POSIX_THREADS
	#define GCCLINUX_INTEGERS

#elif defined(MINGW)

	#define USEWINCLOCK
	#define MULTI_THREADED_INTERFACE
	#define NT_THREADS
	#undef  POSIX_THREADS
	#define GCCLINUX_INTEGERS
	
#elif defined(GCCLINUX)

	#define USELINCLOCK
	#define MULTI_THREADED_INTERFACE
	#undef  NT_THREADS
	#define POSIX_THREADS
	#define GCCLINUX_INTEGERS

#elif defined(MVSC)

	#define USEWINCLOCK 
	#define MULTI_THREADED_INTERFACE
	#define NT_THREADS
	#undef  POSIX_THREADS
	#define MSWINDOWS_INTEGERS

#else
	
	#error COMPILER NOT DEFINED

#endif



#if defined(MONOTHREAD)
	#undef MULTI_THREADED_INTERFACE
#endif



#if defined(GCCLINUX)

	#define U64(x) (x##ull)

#elif defined(MVSC)

	#define U64(x) (x##ui64)

#else
	#error OS not defined properly
#endif


#if defined(GCCLINUX)
/*
	typedef unsigned long long int	uint64_t;
	typedef long long int			int64_t;
	typedef unsigned char			uint8_t;
	typedef unsigned short int		uint16_t;
	typedef unsigned int			uint32_t;
*/

	#include <stdint.h>

#elif defined(MVSC)

	typedef unsigned char			uint8_t;
	typedef unsigned short int		uint16_t;
	typedef unsigned int			uint32_t;
	typedef unsigned __int64		uint64_t;

	typedef signed char				int8_t;
	typedef short int				int16_t;
	typedef int						int32_t;
	typedef __int64					int64_t;

#else
	#error OS not defined properly for 64 bit integers
#endif


/*-----------------
	PATH NAMES
------------------*/

#if defined(GCCLINUX)
	#define FOLDERSEP "/"
#elif defined(MVSC)
	#define FOLDERSEP "\\"
#else
	#define FOLDERSEP "/"
#endif

/* path names */
extern int isfoldersep (int x);

/*-----------------
	FOPEN MAX
------------------*/

extern int mysys_fopen_max (void);

/*------------ 
	TIMER 
-------------*/

typedef int64_t myclock_t;

extern myclock_t myclock(void);
extern myclock_t ticks_per_sec (void);

#define MYCLOCKS_PER_SEC (ticks_per_sec())
#define GET_TICK (myclock())


/*********************************************************************/
#if defined(MULTI_THREADED_INTERFACE)

/*------------ 
	THREADS
-------------*/

#if defined (POSIX_THREADS)

	#include <pthread.h>
	#include <semaphore.h>

	#define THREAD_CALL
	
	typedef void * thread_return_t;
	typedef pthread_t 			mythread_t;
	typedef thread_return_t 	(THREAD_CALL *routine_t) (void *);
	typedef pthread_mutex_t 	mythread_mutex_t;

	#ifdef SPINLOCKS
		typedef pthread_spinlock_t 	mythread_spinx_t; 
	#else
		typedef pthread_mutex_t 	mythread_spinx_t; 
	#endif
	
	typedef sem_t				mysem_t;


#elif defined(NT_THREADS)

	#define WIN32_LEAN_AND_MEAN

	#include <windows.h>
	#include <process.h>

	#define THREAD_CALL __stdcall

	typedef unsigned thread_return_t;
	typedef HANDLE 		mythread_t;
	typedef thread_return_t (THREAD_CALL *routine_t) (void *);
	typedef HANDLE		mythread_mutex_t;

	#define SPINLOCKS

	#ifdef SPINLOCKS
		typedef CRITICAL_SECTION mythread_spinx_t; 
	#else
		typedef HANDLE 	mythread_spinx_t; 
	#endif

	typedef HANDLE		mysem_t;

#else
	#error Definition of threads not present
#endif



extern int /*boolean*/	mythread_create (/*@out@*/ mythread_t *thread, routine_t start_routine, void *arg, /*@out@*/ int *ret_error);
extern int /*boolean*/	mythread_join (mythread_t thread);
extern void 			mythread_exit (void);
extern const char *		mythread_create_error (int err);

extern void 			mythread_mutex_init		(mythread_mutex_t *m);
extern void 			mythread_mutex_destroy	(mythread_mutex_t *m);
extern void 			mythread_mutex_lock     (mythread_mutex_t *m);
extern void 			mythread_mutex_unlock   (mythread_mutex_t *m);

extern void 			mythread_spinx_init		(mythread_spinx_t *m); /**/
extern void 			mythread_spinx_destroy	(mythread_spinx_t *m); /**/
extern void 			mythread_spinx_lock     (mythread_spinx_t *m); /**/
extern void 			mythread_spinx_unlock   (mythread_spinx_t *m); /**/

/* semaphores*/
extern int /*boolean*/	mysem_init		(mysem_t *sem, unsigned int value);
extern int /*boolean*/	mysem_wait		(mysem_t *sem);
extern int /*boolean*/	mysem_post		(mysem_t *sem);
extern int /*boolean*/	mysem_destroy	(mysem_t *sem);
#endif


#if defined(MINGW)
#undef GCCLINUX
#define MSVC
#endif


/* end MULTI_THREADED_INTERFACE*/
#endif

/*<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<*/
