pigLatin.c

/*
	Pig Latin Translator 0.6

	User Enters a word after the prompt
	and gets the "Pig Latin" version back at the
	prompt.
	
	Compilation: #cc pigLatin.c -o pigLatinProgram
	Execution:   #./pigLatinProgram
	
	Example:
	apoh@apohGP:~/Desktop$ ./pigLatinProgram
	Please enter a word.
	Aaron

	The String You Entered: Aaron
	This is the substring: aron
	The first character of the word is A
	AyEnding: ay
	Your word in Pig Latin is aronAay

	Author: EST Group CS380

*/

#include <stdio.h>
#include <string.h>

char pigLatin ( char *word )
{
	// First, get a count of the number
	// of characters in the user-input string
	int n;
	int charCount = 0;
	char *ayEnding = "AY";

	for( n=0; word[n]; ++n)
	{
    		if( word[n] != ' ' )
		{
        		charCount ++;
    		}
	}

	// Create a substring with the first character of
	// the user-entered word.  This will later be
	// concatenated with the substring.
	char wordFirstChar[1];
	memcpy ( wordFirstChar, &word[0], 1 );
	wordFirstChar[1] = '\0';

	// Declare a substring with the number of characters
	// from the string.  This will be your base to which
	// the first character of the original string and
	// 'ay' will be appended
	char subString[charCount];
	memcpy( subString, &word[1], charCount-1 );
	subString[charCount] = '\0'; // must ensure null terminator is re-added
	
	// You have the char, you have the substring, concatenate
	// the two and append 'ay'
	char pigLatinifiedWord[charCount+3];
	strcat(pigLatinifiedWord, subString);
	strcat(pigLatinifiedWord, wordFirstChar);
	strcat(pigLatinifiedWord, ayEnding); 


	printf("\nThis is the substring: %s\n", subString);
	printf("The first character of the word is %s\n", wordFirstChar);
	printf("AyEnding: %s\n", ayEnding);
	printf("Your word in Pig Latin is %s\n", pigLatinifiedWord);
}

void upCaseStr(char *s)
{
  char  *p;

  for (p = s; *p != '\0'; p++) 
    *p = (char) toupper(*p);
}

int main (void)
{
	/* Prototype declaration for pigLatin function
           This tells the compiler that pigLatin returns a char
           and takes and array of 50 chars.  Not really necessary
           since pigLatin is declared before main, but playing
           it safe */
    char pigLatin (char *string);
	char string[256]; // The user entered word
	char choice = 'y';
	
    while (choice=='y')
    {
		printf ("Please enter a word.\n");
		scanf ( "%s" , string );
		printf ("\nThe String You Entered: %s", string );
		upCaseStr(string);
		pigLatin (string);
		
		printf (" \nContinue?  Press 'y': ");
		scanf(" %c", &choice);
	}

	return 0;
}