utils.c


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#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <time.h>
#include <sys/time.h>
#include "utils.h"

int checkIfFileExists(char *path)
{
	return access(path, F_OK);
}

int lineCounter(FILE *dictionary)
{
	int words = 0;
	if ( dictionary != NULL )
	{
		char line[MAX_LINE];
		for( int i = words; (!feof(dictionary)); i++ )
		{
			fgets(line, MAX_LINE, dictionary);
			words = i;
		}
		rewind(dictionary);
		words--;
	}
	return words;
}

char* getLine(FILE *dictionary, int lineNumber)
{
	char *line = (char *) calloc(MAX_LINE, sizeof(char));
	if ( dictionary != NULL )
	{
		for ( int i = 0; (!feof(dictionary) && i != lineNumber ); i++)
		{
			fgets(line, MAX_LINE, dictionary);
		}
		rewind(dictionary);
	}
	return line;
}

int getRandomNumber(int min, int max)
{
	// Adding Randomize Time Values for Less Chances of Running into Seed Collisions
	struct timeval randtime;
	gettimeofday(&randtime,NULL);
	srand((randtime.tv_sec * 100 + time(NULL)) + (randtime.tv_usec / 100 - time(NULL)));

	return ((rand() % (max - min + 1)) + 1);
}