ast_comparator/test/student_data/handout/shlab-handout/cases/31_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(0);
  }
}
void waitfg ( pid_t pid ) { while ( pid == fgpid ( jobs ) ) { sleep ( 0 ) ; } }
waitfg - Block until process pid is no longer the foreground process
waitfg - Block until process pid is no longer the foreground process
//if there is foreground process we should sleep
 //return;
