linux代碼理發(fā)師

1、#include#include#include#include#include#include#include#define n 5sem_t customers,barbers, mutex;int waiting=0;int count=0;void*barber(void*arg);void*customer(void*arg);void*barber(void*arg){while(count!=10 || waiting!=

2、0){sem_wait(sem_wait(waiting=waiting-1;sem_post(sem_post(printf(“Barber:cut hair,count is:%d.\n“,waiting);sleep(2);printf(“end\n“);}}void*customer(void*arg){sem_wait(count++;if(waiting<n){waiting++;printf(“** ** ** **

3、 ** ** ** ** ** ** ** ** ** **\n“); printf(“There are %d customers on the chair\n“,waiting);sem_post(sem_post(sem_wait(}else{printf(“l(fā)eave\n“);sem_post(}}int main(int argc,char*argv[]){int i;pthread_t id1,id2[10];int err

4、or;sem_init(sem_init(sem_init(error=pthread_create(if(error!=0){printf(“error\n“);return -1;}for(i=0;i<10;i++){printf(“%d\n“,i+1);error=pthread_create(if(error!=0){printf(“error\n“);return -1;}sleep(1);}for(i=0;i<1