www.pudn.com > DesignII.rar > main.cpp

#include  
#include  
#include  
#include  
 
 
//一些定义-------------------------------------------------------------------- 
typedef struct 
{ 
	char ID[2]; 
	char num[11]; 
}Code; 
 
 
char* KeyWord[]={ 
				"bool","break","case","char","continue","do","double",//7 
				"else","float","for","if","int","main","return","struct","switch",//8 
				"typedef","union",//2 
				"void","while"//2 
				};//19 
//----------------------------------------------------------------------------- 
 
//所定义函数------------------------------------------------------------------- 
bool isDigital(char ch) 
{ 
	if(ch>='0' && ch<='9') 
		return true; 
	else 
		return false; 
} 
 
bool isLetter(char ch) 
{ 
	if( (ch>='a' && ch<='z') || (ch>='A' && ch<='Z') ) 
		return true; 
	else 
		return false; 
} 
 
bool isDivide(char ch) 
{ 
	if(ch=='{' || ch=='}' || ch=='(' || ch==')' || ch=='\'' || ch=='\"' || ch==',' || ch==';' || ch==':') 
		return true; 
	else 
		return false; 
} 
 
 
bool isOperator(char ch) 
{ 
	if(ch=='+' || ch=='-' || ch=='*' || ch=='/' || ch=='=' /*|| ch=='>' || ch=='<'*/) 
		return true; 
	else 
		return false; 
} 
 
bool isKeyword(char* str) 
{ 
	int i=0; 
	for(i=0;i<19;i++) 
	{ 
		if(strcmp(str,KeyWord[i])==0) 
		{ 
			return true; 
		} 
	} 
	return false; 
} 
 
//----------------------------------------------------------------------------- 
 
 
 
 
 
//全局变量--------------------------------------------------------------------- 
 
char file[2000]; 
Code myCode[100]; 
int count=0; 
 
bool strFlag=false; 
 
//------------------------------------------------------------------------------ 
 
int main() 
{ 
	int i=0; 
	FILE* fp; 
	fp=fopen("s.txt","r"); 
 
	while( !feof(fp) ) 
	{ 
		file[i++]=fgetc(fp);	 
	} 
 
	file[i-1]='\0'; 
 
	for(i=0;file[i]!='\0';i++) 
	{ 
		if(file[i]==' ' || file[i]=='\t' || file[i]=='\r' || file[i]=='\n') 
			file[i]='#'; 
	} 
	printf("%s\n",file); 
	printf("-----------------------------------------\n"); 
//----------------------------------------------------------------------------- 
	i=0; 
	while(file[i]!='\0') 
	{ 
		if(file[i]=='#') 
		{ 
			i++; 
			continue; 
		}//end if file[i]=='#' 
 
		if( isLetter(file[i]) ) 
		{ 
			char tmp[10]; 
			int begin=i; 
//			int end; 
			int pos=0; 
			/////////////////////////////////////////////////// 
			while( isDigital(file[i]) || isLetter(file[i]) ) 
			{ 
				tmp[pos]=file[i]; 
				i++; 
				pos++; 
			} 
			tmp[pos]='\0'; 
			pos=0; 
 
//			printf("%s",tmp); 
 
//			end=i; 
 
			if( isKeyword(tmp) ) 
			{ 
				int k; 
				for(k=0;k<19;k++) 
				{ 
					if(strcmp(tmp,KeyWord[k])==0) 
					{ 
						strcpy(myCode[count].ID,"00"); 
						strcpy(myCode[count].num,tmp); 
 
						printf("%4s%10s\n",myCode[count].ID,myCode[count].num); 
						count++; 
					} 
					 
				} 
//				printf("%d",myCode[count-1].Num); 
			} 
 
			else 
			{ 
				int len=strlen(tmp); 
				int sum=0; 
				int t; 
				for(t=0;t' || file[i]=='<') 
		{ 
			char tmp[10]; 
			int iTmp=i; 
			i++; 
			if(file[i]=='=') 
			{ 
				tmp[0]=file[iTmp]; 
				tmp[1]=file[i]; 
				tmp[2]='\0'; 
				strcpy(myCode[count].num,tmp); 
				strcpy(myCode[count].ID,"01"); 
 
				printf("%4s%10s\n",myCode[count].ID,myCode[count].num); 
 
				i++; 
				count++; 
			} 
			else 
			{ 
				i=iTmp; 
				tmp[0]=file[i]; 
				tmp[1]='\0'; 
				strcpy(myCode[count].num,tmp); 
				strcpy(myCode[count].ID,"01"); 
 
				printf("%-4s%-10s\n",myCode[count].ID,myCode[count].num); 
 
				i++; 
				count++; 
			} 
		} 
 
 
 
	}//end while 
 
	printf("\n----------------------------------------------------\n"); 
 
//	int h; 
//	for(h=0;h