线程条件控制实现线程的同步（第二阶段）

Linux 线程 生产者 消费者：参考文献
https://blog.csdn.net/qq_695538007/article/details/42834541

参考代码

#include <pthread.h>
#include <stdio.h>
//       int pthread_create(pthread_t *thread, const pthread_attr_t *attr,
//                          void *(*start_routine) (void *), void *arg);
//	int pthread_join(pthread_t thread, void **retval);int g_data = 0;//int pthread_mutex_init(pthread_mutex_t *restrict mutex, const pthread_mutexattr_t *restrict attr);
pthread_mutex_t mutex;//she zhi yige suo
pthread_cond_t cond;void *func1(void *arg)
{	printf("t1:%ld thread is create\n",(unsigned long)pthread_self());printf("t1:param is %d\n",*((int *)arg));static int cnt =10;while(1){
//		pthread_cond_wait(pthread_cond_t *restrict cond, pthread_mutex_t *restrict mutex);pthread_cond_wait(&cond,&mutex);printf("t1 run===========================================\n");printf("t1: %d\n",g_data);g_data = 0;sleep(1);if(cnt++ == 10){exit(1);}}
//	pthread_mutex_unlock(&mutex);}void *func2(void *arg)
{	printf("t2:%ld thread is create\n",(unsigned long)pthread_self());printf("t2:param is %d\n",*((int *)arg));while(1){printf("t2: %d\n",g_data);pthread_mutex_lock(&mutex);g_data++;if(g_data == 3){pthread_cond_signal(&cond);}pthread_mutex_unlock(&mutex);sleep(1);}
}int main()
{int ret;int param = 100;pthread_t t1;pthread_t t2;pthread_mutex_init(&mutex,NULL);pthread_cond_init(&cond,NULL);ret = pthread_create(&t1,NULL,func1,(void *)&param);if(ret == 0){//	printf("main:cread t1 success\n");}ret = pthread_create(&t2,NULL,func2,(void *)&param);if(ret == 0){//	printf("main:cread t2 success\n");}//	printf("main:%ld\n",(unsigned long)pthread_self());
//	while(1){//	printf("main: %d\n",g_data);
//		sleep(1);
//	}
//	while(1);pthread_join(t1,NULL);		pthread_join(t2,NULL);		pthread_mutex_destroy(&mutex);pthread_cond_destroy(&cond);return 0;
}