/* forkexec.c */
#include <unistd.h>

int main(int argc,char *argv[])
{
    int pid;
    int childpid;
    int status;

    if((pid = fork()) == 0) { 
        printf("Child: pid=%d parentpid=%d\n",
            getpid(),getppid());
        execlp("showargs","first","second","third",NULL);
        printf("Child: This should never print\n");
    }
    printf("Parent: pid=%d childpid=%d\n",
            getpid(),pid);
    childpid = wait(&status);
    printf("Parent: child %d died\n",childpid);
    exit(0);
}