[pthread]Linux C 多線程簡單樣本

標籤：pthread   app   [email protected]   wait   get   pac   creat   回調   null   

 

#include <stdio.h>#include <pthread.h> pthread_mutex_t mutex;pthread_cond_t cond;void *thread1(void *arg){    pthread_cleanup_push(pthread_mutex_unlock,&mutex);    //提供函數回調保護    while(1){        printf("thread1 is running\n");        pthread_mutex_lock(&mutex);        pthread_cond_wait(&cond,&mutex);        printf("thread1 applied the condition\n");        pthread_mutex_unlock(&mutex);        sleep(4);    }    pthread_cleanup_pop(0);}void *thread2(void *arg){    while(1){        printf("thread2 is running\n");        pthread_mutex_lock(&mutex);        pthread_cond_wait(&cond,&mutex);        printf("thread2 applied the condition\n");        pthread_mutex_unlock(&mutex);        sleep(1);    }}int main(){    pthread_t thid1,thid2;    printf("condition variable study!\n");    pthread_mutex_init(&mutex,NULL);    pthread_cond_init(&cond,NULL);    pthread_create(&thid1,NULL,(void*)thread1,NULL);    pthread_create(&thid2,NULL,(void*)thread2,NULL);    do{        pthread_cond_signal(&cond);    }while(1);        sleep(20);    pthread_exit(0);    return 0;}

Makefile

CC=gcc #arm-linux-gnueabihf-gccCFLAGS=-Wall TARGET=pthread-testSRCS = pthread-test.c# INC = -I/home/gaorong/workspace/coreboard/kernel_4.1.6/includeOBJS=$(SCR:.c=.o)$(TARGET):$(SRCS)    $(CC) $(FLAGS) -pthread -o [email protected] $^clean:    rm -rf $(TARGET) *.o *~

 

[pthread]Linux C 多線程簡單樣本