pthread_t

pthread_t.m

//01 pthread的定义
>typedef __darwin_pthread_t pthread_t;
>typedef struct _opaque_pthread_t *__darwin_pthread_t;
>struct _opaque_pthread_t {
	long __sig;
	struct __darwin_pthread_handler_rec  *__cleanup_stack;
	char __opaque[__PTHREAD_SIZE__];
};
struct __darwin_pthread_handler_rec {
	void (*__routine)(void *);	// Routine to call
	void *__arg;			// Argument to pass
	struct __darwin_pthread_handler_rec *__next;
};
//02-pthread（演示）
#import <pthread.h>
void *run(void *data)
{
    for (int i = 0; i<10000; i++) {
        NSLog(@"touchesBegan----%d-----%@", i, [NSThread currentThread]);
    }
   return NULL;
}
- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event
{
    // 创建线程
    pthread_t myRestrict;
    pthread_create(&myRestrict, NULL, run, NULL);
}