#include <semaphore.h>
#include <iostream>
#include <fstream>
#include <stdlib.h>
#include <fcntl.h>
#include <string>
using namespace std;
int main()
{
int value=0;
sem_t *Sem;
string sName="/Pole";
Sem = sem_open(sName.c_str(),O_CREAT,S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH,1);
int i=sem_unlink(sName.c_str());
sem_getvalue(Sem,&value);
if(Sem == SEM_FAILED || Sem == NULL)
{
cout<<"Failed!"<<endl;
exit(-1);
}
else
{
cout<<"SUccessfully"<<endl;
}
for (long i = 1; i < 5; i++)
{
sem_wait(Sem);
for (long Count = 1; Count < 6; ++Count)
{
sem_getvalue(Sem,&value);
cout<<"Preocess 2 In! "<< Count <<endl;
sem_getvalue(Sem,&value);
sleep(1);
}
cout<<"============="<<endl;
sem_post(Sem);
sleep(3);
}
return 0;
}
