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Program to create processes using fork() and check different states for orphan process

Posted By: Easy Tutor     Category: C Programming     Views: 4153

Create processes using fork() and check different states of orphan process.

Code for Program to create processes using fork() and check different states for orphan process in C Programming


# include <stdio.h>
int main()
{    
    int pid;
    pid=getpid();
    
    printf("Current Process ID is : %d\n",pid);

    printf("[ Forking Child Process ... ] \n");    
    pid=fork(); /* This will Create Child Process and               Returns Child's PID */if(pid < 0)
    {
        /* Process Creation Failed ... */
        exit(-1);
    }
    elseif(pid==0) 
    {
        /* Child Process */
        printf("Child Process is Sleeping ...");
        sleep(5);

        /*            Orphan Child's Parent ID is 1                */
        printf("\nOrphan Child's Parent ID : %d",getppid());
    }
    else 
    {
        /* Parent Process */
        printf("Parent Process Completed ...");
    }    
    return 0;
}
[/Code]
  
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Easy Tutor
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