linux c 父进程判断子进程退出状态

父进程判断子进程退出状态 //正常退出判断 if(WIFEXITED(status)){     printf("child exit with %d\n", WEXITSTATUS(status)); } //因为某种信号中断获取状态 if(WIFSIGNALED(status)){     printf("child killed by %d\n", WTERMSIG(status)); }