ast_comparator/test/student_data/handout/shlab-handout/cases/reference_21_tsh.c
/* 
 * waitfg - Block until process pid is no longer the foreground process
 */
Block until process pid is no longer the foreground process
Block until process pid is no longer the foreground process
void waitfg(pid_t pid)
{
    while(pid == fgpid(jobs))
    {
        sleep(1);
    }
    return;
}
void waitfg ( pid_t pid ) { while ( pid == fgpid ( jobs ) ) { sleep ( 1 ) ; } return ; }
waitfg - Block until process pid is no longer the foreground process
waitfg - Block until process pid is no longer the foreground process
// Wait till the foreground process is running