introduces header filecheck for functions on previous commit. Adds function that counts characters in a file

Author: CalciumCat

introduction_to_cpp_programming/Meta/commented.cpp

@@ -1,84 +1,23 @@
-/* Program commented.cpp outputs itself without comments */
+/* Program to try out the functions in filecheck.cpp */
 
 #include<iostream>
 #include<fstream>
 #include<string>
+#include"filecheck.h"
 
 using namespace std;
 
-void print_with_comments(ifstream& in_stream);
-void print_without_comments(ifstream& in_stream, ofstream& out_stream);
-
 /*	Start of main program */
 int main() {
 	ifstream in_stream;
 	ofstream out_stream;
 
 	cout << "Testing: " << 16/2 << " = " << 4*2 << ".\n\n";
-	//in_stream.open("commented.cpp");
-	//print_with_comments(in_stream); // closes file
-
 	in_stream.open("commented.cpp");
-	out_stream.open("uncommented.cpp");
-	print_without_comments(in_stream, out_stream);
-}
-
-/*	Function that prints file contents to screen */
-void print_with_comments(ifstream& in_stream){
-	char character;
-
-	in_stream.get(character);
-
-	while(!in_stream.eof())
-	{
-		cout << character;
-		in_stream.get(character);
-	}
-	in_stream.close();
-}
-
-/*	Function that prints file contents to a file*/
-void print_without_comments(ifstream& in_stream, ofstream& out_stream){
-	const int False = 0;
-	const int True = 1;
-	char character;
-	char next_character;
-	int inside_comment = False; 
-
-	in_stream.get(character);
-
-	while(!in_stream.eof()) 
-	{
-		/*	Check if there's a comment */
-		if(inside_comment == False && character == '/')
-		{
-			in_stream.get(next_character);
-			if(next_character=='*')
-				inside_comment = True;
-			else
-				in_stream.putback(next_character);
-		}
-
-		/*	Check if at the end of a comment */
-		if(inside_comment == True && character == '*')
-		{
-			in_stream.get(next_character);
-			if(next_character == '/')
-				in_stream.get(character);
-				inside_comment = False;
-
-		}
-
-
-		/*	Write to file and screen */
-		if(inside_comment == False){
-			out_stream.put(character);
-			cout << character;
-		}
-	
-		in_stream.get(character);
-	}
-	in_stream.close();
+	count_characters(in_stream); // closes file
 
+	// in_stream.open("commented.cpp");
+	// out_stream.open("uncommented.cpp");
+	// print_without_comments(in_stream, out_stream);
 }
 

introduction_to_cpp_programming/Meta/filecheck.cpp

@@ -0,0 +1,81 @@
+#include<iostream>
+#include<fstream>
+#include<string>
+#include"filecheck.h"
+
+using namespace std;
+
+/*	Function to count the number of characters in a file (including blanks
+	and comments)*/
+void count_characters(std::ifstream& in_stream){
+	char character;
+	int count = 0; 
+
+	in_stream.get(character);
+	while(!in_stream.eof())
+	{
+		count++;
+		in_stream.get(character);
+	}
+	in_stream.close();
+
+	cout << "There are " << count << " characters in the file. \n \n";
+
+}
+
+/*	Function that prints file contents to the screen*/
+void print_with_comments(ifstream& in_stream){
+	char character;
+
+	in_stream.get(character);
+	while(!in_stream.eof())
+	{
+		cout << character;
+		in_stream.get(character);
+	}
+	in_stream.close();
+}
+
+/*	Function that prints file contents without comments in / * to a file*/
+void print_without_comments(ifstream& in_stream, ofstream& out_stream){
+	const int False = 0;
+	const int True = 1;
+	char character;
+	char next_character;
+	int inside_comment = False; 
+
+	in_stream.get(character);
+
+	while(!in_stream.eof()) 
+	{
+		/*	Check if there's a comment */
+		if(inside_comment == False && character == '/')
+		{
+			in_stream.get(next_character);
+			if(next_character=='*')
+				inside_comment = True;
+			else
+				in_stream.putback(next_character);
+		}
+
+		/*	Check if at the end of a comment */
+		if(inside_comment == True && character == '*')
+		{
+			in_stream.get(next_character);
+			if(next_character == '/')
+				in_stream.get(character);
+			inside_comment = False;
+		}
+
+
+		/*	Write to file and screen */
+		if(inside_comment == False){
+			out_stream.put(character);
+			cout << character;
+		}
+
+		in_stream.get(character);
+	}
+	in_stream.close();
+
+}

introduction_to_cpp_programming/Meta/filecheck.h

@@ -0,0 +1,21 @@
+#ifndef FILECHECK_H
+#define FILECHECK_H
+
+#include <fstream>
+using namespace std;
+
+
+/*	Function to count the number of characters in a file (including blanks
+	and comments)*/
+void count_characters(ifstream& in_stream);
+
+
+/*	Function that prints file contents to the screen*/
+void print_with_comments(ifstream& in_stream);
+
+
+/*	Function that prints file contents without comments in / * to a file*/
+void print_without_comments(ifstream& in_stream, ofstream& out_stream);
+
+
+#endif