@ -24,8 +24,8 @@ main(void) {
assert(pid > 0);
cprintf("I am the parent, waiting now..\n");
assert(waitpid(pid, &code) == 0 && code == magic);
assert(waitpid(pid, &code) != 0 && wait() != 0);
assert(waitpid(pid, &code) > 0 && code == magic);
assert(waitpid(pid, &code) <= 0 && wait() <= 0);
cprintf("waitpid %d ok.\n", pid);
cprintf("exit pass.\n");