372 |
|
|
373 |
|
static const spinlock_t SPIN_LOCK_UNLOCKED = 0; |
374 |
|
|
375 |
< |
#if HAVE_TEST_AND_SET |
375 |
> |
#if defined(HAVE_TEST_AND_SET) && defined(HAVE_PTHREADS) |
376 |
> |
// There is nothing to lock if we are not in an multithreaded environment |
377 |
|
#define HAVE_SPINLOCKS 1 |
378 |
|
static inline void spin_lock(spinlock_t *lock) |
379 |
|
{ |
411 |
|
typedef struct timeval tm_time_t; |
412 |
|
#endif |
413 |
|
|
414 |
+ |
/* Define codes for all the float formats that we know of. |
415 |
+ |
* Though we only handle IEEE format. */ |
416 |
+ |
#define UNKNOWN_FLOAT_FORMAT 0 |
417 |
+ |
#define IEEE_FLOAT_FORMAT 1 |
418 |
+ |
#define VAX_FLOAT_FORMAT 2 |
419 |
+ |
#define IBM_FLOAT_FORMAT 3 |
420 |
+ |
#define C4X_FLOAT_FORMAT 4 |
421 |
+ |
|
422 |
|
// High-precision timing |
423 |
< |
#if defined(HAVE_PTHREADS) && defined(HAVE_CLOCK_NANOSLEEP) |
423 |
> |
#if defined(HAVE_PTHREADS) && defined(HAVE_CLOCK_NANOSLEEP) && 0 |
424 |
|
#define PRECISE_TIMING 1 |
425 |
|
#define PRECISE_TIMING_POSIX 1 |
426 |
|
#endif |
429 |
|
extern uint64 GetTicks_usec(void); |
430 |
|
extern void Delay_usec(uint32 usec); |
431 |
|
|
432 |
< |
#if defined(HAVE_PTHREADS) || ((defined(__linux__) || defined(__NetBSD__)) && defined(__powerpc__)) |
432 |
> |
#ifdef HAVE_PTHREADS |
433 |
|
// Setup pthread attributes |
434 |
|
extern void Set_pthread_attr(pthread_attr_t *attr, int priority); |
435 |
|
#endif |
443 |
|
} rgb_color; |
444 |
|
|
445 |
|
// X11 display fast locks |
446 |
< |
#ifdef HAVE_SPINLOCKS |
438 |
< |
#define X11_LOCK_TYPE spinlock_t |
439 |
< |
#define X11_LOCK_INIT SPIN_LOCK_UNLOCKED |
440 |
< |
#define XDisplayLock() spin_lock(&x_display_lock) |
441 |
< |
#define XDisplayUnlock() spin_unlock(&x_display_lock) |
442 |
< |
#elif defined(HAVE_PTHREADS) |
446 |
> |
#if defined(HAVE_PTHREADS) |
447 |
|
#define X11_LOCK_TYPE pthread_mutex_t |
448 |
|
#define X11_LOCK_INIT PTHREAD_MUTEX_INITIALIZER |
449 |
|
#define XDisplayLock() pthread_mutex_lock(&x_display_lock); |
450 |
|
#define XDisplayUnlock() pthread_mutex_unlock(&x_display_lock); |
451 |
+ |
#elif defined(HAVE_SPINLOCKS) |
452 |
+ |
#define X11_LOCK_TYPE spinlock_t |
453 |
+ |
#define X11_LOCK_INIT SPIN_LOCK_UNLOCKED |
454 |
+ |
#define XDisplayLock() spin_lock(&x_display_lock) |
455 |
+ |
#define XDisplayUnlock() spin_unlock(&x_display_lock) |
456 |
|
#else |
457 |
|
#define XDisplayLock() |
458 |
|
#define XDisplayUnlock() |