(CLIENT) CLIENT-SERVER (Session 9)

//Link Soal : https://www.dropbox.com/s/sse2lot7e6ohdl9/O1-T0316-RG01-09.pdf?dl=0

#include <stdio.h>
#include <sys/sem.h>
#include <sys/ipc.h>
#include <sys/shm.h>
#include <sys/types.h>

#include <stdlib.h>
#include <string.h>
#include <time.h>

struct data{
    char pilih[10];
};

int main(){
    struct sembuf s;
    int h=shmget(123456, sizeof(struct data),IPC_CREAT|0666);
    int e=semget(123456,1,IPC_CREAT|0666);
    struct data *suit=(struct data*)shmat(h,NULL,066);
    semctl(e,0,SETVAL,0);
    int flag=0;
    do{
        do{
            flag=0;
            printf("Masukan Pilihan[batu|gunting|kertas] : ");
            scanf("%[^\n]",suit->pilih);getchar();
            if(strcasecmp(suit->pilih,"batu")==0||strcasecmp(suit->pilih,"kertas")==0||strcasecmp(suit->pilih,"gunting")==0)
                flag=1;
            else if(strcasecmp(suit->pilih,"exit")==0)
                break;
        }while(flag==0);
        s.sem_num=0;
        s.sem_op=1;
        s.sem_flg=0;
        semop(e,&s,1);
        printf("Press Enter");
        getchar();
    }while(strcasecmp(suit->pilih,"exit")!=0);
    shmdt(&s);
    shmctl(h,IPC_RMID,0);
    semctl(e,0,IPC_RMID);
    return 0;
}