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driver.cpp
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driver.cpp
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#include <stdio.h>
#include <pthread.h>
pthread_mutex_t S1 = PTHREAD_MUTEX_INITIALIZER;
pthread_mutex_t S2 = PTHREAD_MUTEX_INITIALIZER;
void *driver_process(void *arg)
{
while (1)
{
pthread_mutex_lock(&S1); // 等待售票员发送关门信息
printf("启动车辆...\n");
printf("正常行车...\n");
printf("到站停车...\n");
pthread_mutex_unlock(&S2); // 给售票员发送到站信息
}
}
void *ticket_seller_process(void *arg)
{
while (1)
{
printf("关车门...\n");
pthread_mutex_unlock(&S1); // 给司机发送关门信息
printf("售票...\n");
pthread_mutex_lock(&S2); // 等待司机发送到站信息
printf("开车门...\n");
printf("上下乘客...\n");
}
}
int main()
{
pthread_t driver, ticket_seller;
pthread_create(&driver, NULL, driver_process, NULL);
pthread_create(&ticket_seller, NULL, ticket_seller_process, NULL);
pthread_join(driver, NULL);
pthread_join(ticket_seller, NULL);
return 0;
}