C语言和C++兼容在一起写的词法分析器.DOC

本文章写的是我用结构体和链表写的词法分析器,用的语言为C,但用的c++搭的框架!!若是想要详细的就留下邮箱我把剩下的发给你!!记得

// MainFrm.cpp : implementation of the CMainFrame class //

#include "stdafx.h" #include "MainFrm.h" #include "ErrorView.h" #include "SourceView.h" #include "OutputView.h" #include "Edit_Mechine.h" #ifdef _DEBUG

#define new DEBUG_NEW #undef THIS_FILE

static char THIS_FILE[] = __FILE__; #endif

///////////////////////////////////////////////////////////////////////////// #define Sum_of_keyWord 26 int Id_change=Sum_of_keyWord; const char *keyWord[Sum_of_keyWord] = {"program","var","integer","bool","real","char","const","begin",

"if","then","else","while","do","repeat","until","for","to","not","or","define","int","float","long","struct","typedef","endif"};//关键字 1—6

//char *Others[] = {"+","-","*","/", ":", ":=","<>","<=",">",">=","=", ";" , "(",")","#"};//运算符，分隔符13-16 17-18 20-28 0

IMPLEMENT_DYNCREATE(CMainFrame, CFrameWnd) BEGIN_MESSAGE_MAP(CMainFrame, CFrameWnd) //{{AFX_MSG_MAP(CMainFrame) ON_WM_CREATE() ON_COMMAND(ID_LexAnalyzer, OnLexAnalyzer) ON_COMMAND(ID_FILE_OPEN, OnFileOpen) ON_COMMAND(ID_FILE_OUTPUT_SAVE, OnFileOutputSave) ON_COMMAND(ID_FILE_ERROR_SAVE, OnFileErrorSave) ON_COMMAND(ID_FILE_SOURCE_SAVE_SAVE_AS, OnFileSourceSaveSaveAs) ON_COMMAND(ID_FILE_OUTPUT_SAVE_AS, OnFileOutputSaveAs) ON_COMMAND(ID_FILE_ERROR_SAVE_AS, OnFileErrorSaveAs) ON_COMMAND(ID_FILE_SAVE_AS_HELP, OnFileSaveAsHelp) ON_COMMAND(ID_FILE_HELP, OnFileHelp) ON_COMMAND(KEYWORD_INPUT, OnInput) //}}AFX_MSG_MAP END_MESSAGE_MAP()

static UINT indicators[] = { ID_SEPARATOR, // status line indicator ID_INDICATOR_CAPS,

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