Yacc说明及使用文档

yacc(Yet Another Compiler Compiler)，是Unix/Linux上一个用来生成编译器的编译器（编译器代码生成器）。yacc生成的编译器主要是用C語言寫成的语法解析器（Parser），需要与词法解析器Lex一起使用，再把兩部份產生出來的C程序一併編譯。yacc本來只在Unix系統上才有，但現時已普遍移植往Windows及其他平台。-Yacc descr iption and use of documents yacc (Yet Another Compiler Compiler), is a Unix/Linux used to generate a compiler compiler (compiler code generator). yacc compiler-generated is mainly used C language grammar parser (Parser), need to be used in conjunction Lex lexical parser, and then arose from the two parts of C procedures together with the compiler. yacc originally only in Unix systems only, but has generally been transplanted to the existing Windows and other platforms.