实验一词法分析器的设计(9)

words[j+1] = '\0';

flag = 507;

break;

}

case':':{

words[j] = ch;

words[j+1] = '\0';

flag = 508;

break;

}

case'"':{

words[j] = ch;

words[j+1] = '\0';

flag = 509;

break;

}

case'%':{

if (ch == '%')

words[j++] = ch;

words[j] = '\0';

ch = program[i++]; if (ch == '=')

{

words[j++] = ch;

words[j] = '\0';

flag = 510;

}

else

{

i--;

flag = 511;

}

break;

}

case',':{

words[j] = ch;

words[j+1] = '\0';

flag = 512;

break;

}

case'#':{

words[j] = ch;

words[j+1] = '\0';

flag = 513;