Library Guide

Here source.c file contain the source program. And this program only count the printf and scanf. You can add more token in the line where char *word[] = {"printf", "scanf"};.

Tokens.c: Run this code

 /** * Problem: Seperate tokens from a source programe * Author: Md. Mahedi Azad * Date 12-Sep-2013 * */ #include <stdio.h>#include<string.h> int main(){ char line[1000]; char *word[] = {"printf", "scanf"}; int k=0; char seperate[] = " .,("; char *token; int count=0; FILE *fp; printf(" Tokens Times ---------------------- "); while(word[k]!= NULL){ fp = fopen("source.c", "r"); if( fp != NULL ){ while ( !feof(fp ) ){ memset(line, , sizeof( line) ); fgets(line, 255, (FILE*)fp); token = strtok(line, seperate); while( token != ) { if( strncmp(token, word[k], strlen(word[k])) == 0 ) count++; token = strtok(NULL, seperate); } } fclose(fp); } printf(" %s %d ", word[k], count); count = 0; k++; } return 0; }