ast_comparator/test/student_data/handout/shlab-handout/cases/32_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(fgpid(jobs)==pid){
		sleep(1);
	}
	return;
}
void waitfg ( pid_t pid ) { while ( fgpid ( jobs ) == pid ) { 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
/* waits until fg proc does not match given pid */