namab.rar - ergydfhgdfhggfhg 一.实验目的
二.实验内容
三、程序简要说明
原 文 : C语言词法分析器的设计与实现
一.实验目的:
1.强化对系统软件综合工程实现能力、规划能力的训练;
2.加强对词法分析原理、方法和基本实现技术的理解;
二.实验内容:
用C语言(或 C++ )作为宿主语言完成:
C语言(ANSI C或turbo C 2.0)词法分析器的设计和实现。
三、程序简要说明:
1、属性字说明:
共9种
KEYWORD: 关键字
"auto","break","case","char","const","continue",
"default","do","double","else","enum","extern",
"float","for","goto","if","int","long","register",
"return","short","signed","sizeof","static","struct",
"switch","typedef","union","unsigned","void",
"volatile","while","include","define"
共34个
详见IsKeyWord()函数
NUMBER: 数字
包括十进制整数,八进制整数,二进制整数,十六进制整数
还可返回几种错误
详见IsNumber()函数
CONSTANT: 常量
宏定义标识符,不识别C++关键字const,简单处理一层宏定义。
详见IsDefined()函数
......
关键词 : 计算机 编译原理 c语言 词法分析器,2005-12-28 22:23:11,下载53次