count words in text

Author: ivanbrennan

prog.10.8.c

@@ -0,0 +1,72 @@
+#include <stdio.h>
+#include <stdbool.h>
+
+bool alphabetic (const char c)
+{
+	if ( (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') )
+		return true;
+	else
+		return false;
+}
+
+void readLine (char buffer[])
+{
+	char	character;
+	int		i = 0;
+
+	do
+	{
+		character = getchar ();
+		buffer[i] = character;
+		++i;
+	}
+	while ( character != '\n' );
+
+	buffer[i - 1] = '\0';
+}
+
+int countWords (const char string[])
+{
+	int		i, wordCount = 0;
+	bool	lookingForWord = true, alphabetic (const char c);
+
+	for ( i = 0; string[i] != '\0'; ++i )
+		if ( alphabetic(string[i]) )
+		{
+			if ( lookingForWord )
+			{
+				++wordCount;
+				lookingForWord = false;
+			}
+		}
+		else
+			lookingForWord = true;
+
+	return wordCount;
+}
+
+int main (void)
+{
+	char	text[81];
+	int		totalWords = 0;
+	int		countWords (const char string[]);
+	void	readLine (char buffer[]);
+	bool	endOfText = false;
+
+	printf ("Type in your text.\n");
+	printf ("When you are done, press 'RETURN'.\n\n");
+
+	while ( ! endOfText )
+	{
+		readLine (text);
+
+		if ( text[0] == '\0' )
+			endOfText = true;
+		else
+			totalWords += countWords (text);
+	}
+
+	printf ("\nThere are %i words in the above text.\n", totalWords);
+
+	return 0;
+}