GVSU/connect-four-c
GVSU/connect-four-c
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Initial commit; 2017 me stupidly didn't use free(), so that needs fixing.

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Fixed memory issue and did some cleanup

Removed VS code trash
This commit is contained in:
Amber McCloughan 2021-02-23 15:15:11 -05:00
parent 5749e24299
commit aba952c8a1
8 changed files with 298 additions and 150 deletions
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6
Dockerfile Normal file
View File

@ -0,0 +1,6 @@
FROM gcc:8.4.0
WORKDIR /opt
COPY src/** /opt
RUN gcc -std=c11 -o connectfour connectfour.c file_utils.c gamelogic.c arghandler.c
CMD ["./connectfour"]

35
arghandler.c → src/arghandler.c
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@ -3,7 +3,7 @@
#include "arghandler.h" #include "arghandler.h"
/************************************************************************************ /************************************************************************************
* @author Scoots * @author Amber
* @version 3/03/2017 * @version 3/03/2017
* @see arghandler.h * @see arghandler.h
* *
@ -53,21 +53,20 @@ int winlen;
/* /*
* Saved filename for loading. * Saved filename for loading.
*/ */
char* loadFile; char *loadFile;
struct argp_option options[] = { struct argp_option options[] = {
{ "width", 'w', "WIDTH", 0, "Width dimension for board." }, {"width", 'w', "WIDTH", 0, "Width dimension for board."},
{ "height", 'h', "HEIGHT", 0, "Height dimension for board." }, {"height", 'h', "HEIGHT", 0, "Height dimension for board."},
{ "square", 's', "SQUARE", 0, "Dimensions for a square board (width and height will be overrided)." }, {"square", 's', "SQUARE", 0, "Dimensions for a square board (width and height will be overrided)."},
{ "connect", 'c', "CONNECT", 0, "Length to win the game." }, {"connect", 'c', "CONNECT", 0, "Length to win the game."},
{ "load", 'l', "LOAD", 0, "Load a previous saved game." }, {"load", 'l', "LOAD", 0, "Load a previous saved game."},
{ 0 } {0}};
};
/* /*
* Required arguments for the argp struct. * Required arguments for the argp struct.
*/ */
struct argp argp = { options, parse_opt, args_doc, doc }; struct argp argp = {options, parse_opt, args_doc, doc};
/* /*
* Argument values for flags. * Argument values for flags.
@ -81,9 +80,11 @@ struct arguments arguments;
* @param arg, the argument being passed. * @param arg, the argument being passed.
* @param state, the state of parser. * @param state, the state of parser.
*/ */
error_t parse_opt(int key, char* arg, struct argp_state *state) { error_t parse_opt(int key, char *arg, struct argp_state *state)
{
struct arguments *arguments = state->input; struct arguments *arguments = state->input;
switch (key) { switch (key)
{
case 'w': case 'w':
arguments->width = atoi(arg); arguments->width = atoi(arg);
break; break;
@ -110,9 +111,10 @@ error_t parse_opt(int key, char* arg, struct argp_state *state) {
* @param argc, number of command line arguments. * @param argc, number of command line arguments.
* @param argv, the command line arguments. * @param argv, the command line arguments.
*/ */
void setup(int argc, char** argv) { void setup(int argc, char **argv)
wid= 0; {
hei= 0; wid = 0;
hei = 0;
sqr = 0; sqr = 0;
winlen = 0; winlen = 0;
loadFile = NULL; loadFile = NULL;
@ -124,7 +126,8 @@ void setup(int argc, char** argv) {
sqr = arguments.square; sqr = arguments.square;
winlen = arguments.winL; winlen = arguments.winL;
if (arguments.loadFile != NULL) { if (arguments.loadFile != NULL)
{
loadFile = arguments.loadFile; loadFile = arguments.loadFile;
} }
} }

13
arghandler.h → src/arghandler.h
View File

@ -3,7 +3,7 @@
#include <argp.h> #include <argp.h>
/************************************************************************************ /************************************************************************************
* @author Scoots * @author Amber
* @version 3/03/2017 * @version 3/03/2017
* @see argp.h * @see argp.h
* *
@ -33,27 +33,28 @@ int winlen;
/* /*
* Saved filename for loading. * Saved filename for loading.
*/ */
char* loadFile; char *loadFile;
/* /*
* Argument values for flags. * Argument values for flags.
*/ */
struct arguments { struct arguments
{
int width; int width;
int height; int height;
int square; int square;
int winL; int winL;
char* loadFile; char *loadFile;
}; };
/* /*
* Function that sets up values post-parsing. * Function that sets up values post-parsing.
*/ */
error_t parse_opt(int key, char* arg, struct argp_state *state); error_t parse_opt(int key, char *arg, struct argp_state *state);
/* /*
* Parses arguments. * Parses arguments.
*/ */
void setup(int argc, char** argv); void setup(int argc, char **argv);
#endif #endif

110
connectfour.c → src/connectfour.c
View File

@ -5,8 +5,8 @@
#include "arghandler.h" #include "arghandler.h"
/************************************************************************************ /************************************************************************************
* @author Scoots * @author Amber
* @version 3/03/2017 * @version 2/23/2021
* @see gamelogic.h * @see gamelogic.h
* @see arghandler.h * @see arghandler.h
* *
@ -25,68 +25,87 @@
* @param argv, the command line arguments. * @param argv, the command line arguments.
* @return 0 if the operation failed and 1 if it succeeded. * @return 0 if the operation failed and 1 if it succeeded.
*/ */
int main(int argc, char** argv) { int main(int argc, char **argv)
{
// Variables and array setup // Variables and array setup
char* input = malloc(100 * sizeof(char)); char *input = malloc(100 * sizeof(char));
int player = 1; int player = 1;
setup(argc, argv); setup(argc, argv);
// Fixes invalid height or width arguments // Fixes invalid height or width arguments
if (hei <= 0 || hei > 2147483647 || wid <= 0 || wid > 2147483647) { if (hei <= 0 || hei > 2147483647 || wid <= 0 || wid > 2147483647)
{
setHeight(7); setHeight(7);
setWidth(7); setWidth(7);
} }
else { else
{
setHeight(hei); setHeight(hei);
setWidth(wid); setWidth(wid);
} }
// Fixes invalid win length arguments // Fixes invalid win length arguments
if (winlen <= 0 || winlen > 2147483647) { if (winlen <= 0 || winlen > 2147483647)
{
setWinLength(4); setWinLength(4);
} }
else { else
{
setWinLength(winlen); setWinLength(winlen);
} }
// Fixes invalid square dimension arguments // Fixes invalid square dimension arguments
if (sqr > 0 && sqr <= 2147483647) { if (sqr > 0 && sqr <= 2147483647)
{
setHeight(sqr); setHeight(sqr);
setWidth(sqr); setWidth(sqr);
} }
// Either starts new game or loads from argument // Either starts new game or loads from argument
printf("%sWelcome to Connect Four!\nType 'save' to save, 'load' to load, and 'quit' to quit.\n%s", "\x1B[32m", "\033[0m"); printf("%sWelcome to Connect Four!\nType 'save' to save, 'load' to load, and 'quit' to quit.\n%s", "\x1B[32m", "\033[0m");
if (loadFile != NULL) { if (loadFile != NULL)
if (loadGame(loadFile) == 0) { {
if (loadGame(loadFile) == 0)
{
printf("\nInvalid file.\n"); printf("\nInvalid file.\n");
return 0; return 0;
} }
printBoard(); printBoard();
} else { }
else
{
populateBoard(); populateBoard();
printBoard(); printBoard();
} }
// While loop for the game logic // While loop for the game logic
while (1) { while (1)
{
// Checks if player 1 has won // Checks if player 1 has won
if (checkWin('o') == 1) { if (checkWin('o') == 1)
{
printf("Player 1 wins!\n"); printf("Player 1 wins!\n");
printf("Would you like to play again? Type 'yes' for yes or 'no' for no.\n"); printf("Would you like to play again? Type 'yes' for yes or 'no' for no.\n");
while (1) { while (1)
{
scanf("%s", input); scanf("%s", input);
if ((strcmp("yes", input) == 0)) { if ((strcmp("yes", input) == 0))
{
printf("\n"); printf("\n");
populateBoard(); populateBoard();
player = 1; player = 1;
printBoard(); printBoard();
break; break;
} }
if ((strcmp("no", input) == 0)) { if ((strcmp("no", input) == 0))
{
free(input);
clean();
printf("\n"); printf("\n");
return 1; return 1;
} else { }
else
{
printf("Invalid input.\n"); printf("Invalid input.\n");
continue; continue;
} }
@ -94,20 +113,29 @@ int main(int argc, char** argv) {
} }
// Checks if player 2 has won // Checks if player 2 has won
if (checkWin('x') == 1) { if (checkWin('x') == 1)
{
printf("Player 2 wins!\n"); printf("Player 2 wins!\n");
printf("Would you like to play again? Type 'yes' for yes or 'no' for no.\n"); printf("Would you like to play again? Type 'yes' for yes or 'no' for no.\n");
while (1) { while (1)
{
scanf("%s", input); scanf("%s", input);
if ((strcmp("yes", input) == 0)) { if ((strcmp("yes", input) == 0))
{
populateBoard(); populateBoard();
player = 1; player = 1;
printBoard(); printBoard();
printf("\n"); printf("\n");
break; break;
} if ((strcmp("no", input) == 0)) { }
if ((strcmp("no", input) == 0))
{
free(input);
clean();
return 1; return 1;
} else { }
else
{
printf("Invalid input.\n"); printf("Invalid input.\n");
continue; continue;
} }
@ -120,12 +148,16 @@ int main(int argc, char** argv) {
scanf("%s", input); scanf("%s", input);
// For quitting // For quitting
if (strcmp("quit", input) == 0) { if (strcmp("quit", input) == 0)
{
free(input);
clean();
return 1; return 1;
} }
// Saving functionality // Saving functionality
if (strcmp("save", input) == 0) { if (strcmp("save", input) == 0)
{
printf("Input a filename:\n"); printf("Input a filename:\n");
scanf("%s", input); scanf("%s", input);
saveGame(input); saveGame(input);
@ -134,13 +166,17 @@ int main(int argc, char** argv) {
} }
// Loading functionality // Loading functionality
if (strcmp("load", input) == 0) { if (strcmp("load", input) == 0)
{
printf("Input a filename:\n"); printf("Input a filename:\n");
scanf("%s", input); scanf("%s", input);
if (loadGame(loadFile) == 0) { if (loadGame(loadFile) == 0)
{
printf("\nInvalid file.\n"); printf("\nInvalid file.\n");
continue; continue;
} else { }
else
{
printBoard(); printBoard();
printf("\nGame loaded.\n"); printf("\nGame loaded.\n");
continue; continue;
@ -148,24 +184,32 @@ int main(int argc, char** argv) {
} }
// Checks to make sure input is valid // Checks to make sure input is valid
if (atoi(input) < 1 || atoi(input) > width) { if (atoi(input) < 1 || atoi(input) > width)
{
printf("Invalid input. Input another column:\n"); printf("Invalid input. Input another column:\n");
continue; continue;
} }
// Checks to make sure input is valid // Checks to make sure input is valid
if (placeChip(atoi(input) - 1, player) == 0) { if (placeChip(atoi(input) - 1, player) == 0)
{
printf("Invalid input. Input another column:\n"); printf("Invalid input. Input another column:\n");
} else { }
if (player == 1) { else
{
if (player == 1)
{
player = 2; player = 2;
} }
else { else
{
player = 1; player = 1;
} }
printBoard(); printBoard();
} }
} }
free(input);
clean();
return 1; return 1;
} }

2
file_utils.c → src/file_utils.c
View File

@ -4,7 +4,7 @@
#include "file_utils.h" #include "file_utils.h"
/************************************************************************************ /************************************************************************************
* @author Scoots * @author Amber
* @version 3/03/2017 * @version 3/03/2017
* @see file_utils.h * @see file_utils.h
* *

2
file_utils.h → src/file_utils.h
View File

@ -2,7 +2,7 @@
#define FILE_UTILS #define FILE_UTILS
/************************************************************************************ /************************************************************************************
* @author Scoots * @author Amber
* @version 3/03/2017 * @version 3/03/2017
* *
* Header file for file utilities for reading in a file to an array and then * Header file for file utilities for reading in a file to an array and then

228
gamelogic.c → src/gamelogic.c
View File

@ -5,8 +5,8 @@
#include <string.h> #include <string.h>
/************************************************************************************ /************************************************************************************
* @author Scoots * @author Amber
* @version 3/03/2017 * @version 2/23/2021
* @see gamelogic.h * @see gamelogic.h
* *
* Implementation for the Connect Four game logic. Includes all of the functions * Implementation for the Connect Four game logic. Includes all of the functions
@ -19,7 +19,7 @@
/* /*
* Doubly array that will store the game board. * Doubly array that will store the game board.
*/ */
char** gameBoard; char **gameBoard;
/* /*
* Height of the game board. * Height of the game board.
@ -43,7 +43,8 @@ int winLength;
* @return 0 if the operation failed, and 1 if the operation * @return 0 if the operation failed, and 1 if the operation
* succeeded. * succeeded.
*/ */
int setHeight(int h) { int setHeight(int h)
{
height = h; height = h;
return 1; return 1;
} }
@ -55,7 +56,8 @@ int setHeight(int h) {
* @return 0 if the operation failed, and 1 if the operation * @return 0 if the operation failed, and 1 if the operation
* succeeded. * succeeded.
*/ */
int setWidth(int w) { int setWidth(int w)
{
width = w; width = w;
return 1; return 1;
} }
@ -67,7 +69,8 @@ int setWidth(int w) {
* @return 0 if the operation failed, and 1 if the operation * @return 0 if the operation failed, and 1 if the operation
* succeeded. * succeeded.
*/ */
int setWinLength(int l) { int setWinLength(int l)
{
winLength = l; winLength = l;
return 1; return 1;
} }
@ -78,15 +81,23 @@ int setWinLength(int l) {
* @return 0 if the operation failed, and 1 if the operation * @return 0 if the operation failed, and 1 if the operation
* succeeded. * succeeded.
*/ */
int printBoard() { int printBoard()
for (int i = 0; i < height; i++) { {
for (int j = 0; j < width; j++) { for (int i = 0; i < height; i++)
if (gameBoard[i][j] == 'o') { {
printf("\x1b[34m%c\x1b[0m", gameBoard[i][j]); for (int j = 0; j < width; j++)
} else if (gameBoard[i][j] == 'x') { {
printf("\x1b[31m%c\x1b[0m", gameBoard[i][j]); if (gameBoard[i][j] == 'o')
} else { {
printf("%c", gameBoard[i][j]); printf("\x1b[34m%c\x1b[0m", gameBoard[i][j]);
}
else if (gameBoard[i][j] == 'x')
{
printf("\x1b[31m%c\x1b[0m", gameBoard[i][j]);
}
else
{
printf("%c", gameBoard[i][j]);
} }
} }
printf("\n"); printf("\n");
@ -101,13 +112,17 @@ int printBoard() {
* @return 0 if the operation failed, and 1 if the operation * @return 0 if the operation failed, and 1 if the operation
* succeeded. * succeeded.
*/ */
int populateBoard() { int populateBoard()
gameBoard = malloc(sizeof(char*) * height); {
for (int i = 0; i < height; i++) { gameBoard = malloc(sizeof(char *) * height);
for (int i = 0; i < height; i++)
{
gameBoard[i] = malloc(sizeof(char) * width); gameBoard[i] = malloc(sizeof(char) * width);
} }
for (int i = 0; i < height; i++) { for (int i = 0; i < height; i++)
for (int j = 0; j < width; j++) { {
for (int j = 0; j < width; j++)
{
gameBoard[i][j] = '*'; gameBoard[i][j] = '*';
} }
} }
@ -125,25 +140,33 @@ int populateBoard() {
* @return 0 if the operation failed, and 1 if the operation * @return 0 if the operation failed, and 1 if the operation
* succeeded. * succeeded.
*/ */
int placeChip(int col, int p) { int placeChip(int col, int p)
{
// Handles bad arguments // Handles bad arguments
if (col > width - 1 || col < 0) { if (col > width - 1 || col < 0)
{
return 0; return 0;
} }
// Checks to make sure the move is valid and places if so // Checks to make sure the move is valid and places if so
for (int i = height - 1; i >= 0; i--) { for (int i = height - 1; i >= 0; i--)
if (i > 0 && (gameBoard[i][col] == 'o' || gameBoard[i][col] == 'x')) { {
if (i > 0 && (gameBoard[i][col] == 'o' || gameBoard[i][col] == 'x'))
{
continue; continue;
} }
else if (i == 0 && gameBoard[i][col] != '*') { else if (i == 0 && gameBoard[i][col] != '*')
{
return 0; return 0;
} }
else { else
if (p == 1) { {
if (p == 1)
{
gameBoard[i][col] = 'o'; gameBoard[i][col] = 'o';
} }
if (p == 2) { if (p == 2)
{
gameBoard[i][col] = 'x'; gameBoard[i][col] = 'x';
} }
break; break;
@ -161,14 +184,15 @@ int placeChip(int col, int p) {
* @return 0 if the operation failed, and 1 if the operation * @return 0 if the operation failed, and 1 if the operation
* succeeded. * succeeded.
*/ */
int saveGame(char* filename) { int saveGame(char *filename)
{
// Variables and character array setup // Variables and character array setup
char* buffer; char *buffer;
int count = 33; int count = 33;
buffer = malloc((sizeof(char) * width * height) + (33 * sizeof(char))); buffer = malloc((sizeof(char) * width * height) + (33 * sizeof(char)));
char* widthVal = malloc(10 * sizeof(char)); char *widthVal = malloc(10 * sizeof(char));
char* heightVal = malloc(10 * sizeof(char)); char *heightVal = malloc(10 * sizeof(char));
char* winVal = malloc(10 * sizeof(char)); char *winVal = malloc(10 * sizeof(char));
// Stores board parameter and win length as strings // Stores board parameter and win length as strings
sprintf(widthVal, "%010d", width); sprintf(widthVal, "%010d", width);
@ -212,12 +236,15 @@ int saveGame(char* filename) {
buffer[32] = '\n'; buffer[32] = '\n';
// Saves the state of the board to the buffer // Saves the state of the board to the buffer
for (int i = 0; i < height; i++) { for (int i = 0; i < height; i++)
for (int j = 0; j < width; j++) { {
for (int j = 0; j < width; j++)
{
buffer[count] = gameBoard[i][j]; buffer[count] = gameBoard[i][j];
count++; count++;
} }
if (count >(width * height + 32)) { if (count > (width * height + 32))
{
break; break;
} }
} }
@ -227,6 +254,11 @@ int saveGame(char* filename) {
// Writes the buffer into memory. // Writes the buffer into memory.
write_file(filename, buffer, (sizeof(char) * width * height) + (33 * sizeof(char))); write_file(filename, buffer, (sizeof(char) * width * height) + (33 * sizeof(char)));
// Free up reserved memory.
free(widthVal);
free(heightVal);
free(winVal);
return 1; return 1;
} }
@ -239,14 +271,16 @@ int saveGame(char* filename) {
* @return 0 if the operation failed, and 1 if the operation * @return 0 if the operation failed, and 1 if the operation
* succeeded. * succeeded.
*/ */
int loadGame(char* filename) { int loadGame(char *filename)
{
// Variables // Variables
char* buffer; char *buffer;
int count = 33; int count = 33;
char* sub; char *sub;
// Reads in the previous game to memory // Reads in the previous game to memory
if (read_file(filename, &buffer) == 0) { if (read_file(filename, &buffer) == 0)
{
return 0; return 0;
} }
@ -263,13 +297,18 @@ int loadGame(char* filename) {
populateBoard(); populateBoard();
// Copies past game's state to board. // Copies past game's state to board.
for (int i = 0; i < height; i++) { for (int i = 0; i < height; i++)
for (int j = 0; j < width; j++) { {
for (int j = 0; j < width; j++)
{
gameBoard[i][j] = buffer[count]; gameBoard[i][j] = buffer[count];
count++; count++;
} }
} }
// Free up reserved memory.
free(sub);
return 1; return 1;
} }
@ -281,32 +320,41 @@ int loadGame(char* filename) {
* @return 0 if the player passed has not won, and 1 if the * @return 0 if the player passed has not won, and 1 if the
* player passed has won. * player passed has won.
*/ */
int checkWin(char p) { int checkWin(char p)
{
// Variables for the diagonal check algorithm // Variables for the diagonal check algorithm
int row = 0; int row = 0;
int col = 0; int col = 0;
// Handles 1 by 1 boards // Handles 1 by 1 boards
if (height == 1 && width == 1 && winLength == 1 ) { if (height == 1 && width == 1 && winLength == 1)
if (gameBoard[0][0] == p) { {
if (gameBoard[0][0] == p)
{
return 1; return 1;
} }
else { else
{
return 0; return 0;
} }
} }
// Checks horizontally // Checks horizontally
int count = 0; int count = 0;
for (int i = 0; i < height; i++) { for (int i = 0; i < height; i++)
for (int j = 0; j < width; j++) { {
if (gameBoard[i][j] == p) { for (int j = 0; j < width; j++)
{
if (gameBoard[i][j] == p)
{
count++; count++;
} else { }
else
{
count = 0; count = 0;
} }
if (count == winLength) { if (count == winLength)
{
return 1; return 1;
} }
} }
@ -315,14 +363,20 @@ int checkWin(char p) {
// Checks vertically // Checks vertically
count = 0; count = 0;
for (int i = 0; i < width; i++) { for (int i = 0; i < width; i++)
for (int j = 0; j < height; j++) { {
if (gameBoard[j][i] == p) { for (int j = 0; j < height; j++)
{
if (gameBoard[j][i] == p)
{
count++; count++;
} else { }
else
{
count = 0; count = 0;
} }
if (count == winLength) { if (count == winLength)
{
return 1; return 1;
} }
} }
@ -331,22 +385,29 @@ int checkWin(char p) {
// Checks negative slope diagonal // Checks negative slope diagonal
count = 0; count = 0;
for (int i = 0; i < height; i++) { for (int i = 0; i < height; i++)
for (int j = 0; j < width; j++) { {
for (int j = 0; j < width; j++)
{
row = i; row = i;
col = j; col = j;
count = 0; count = 0;
while (row < height && col < width) { while (row < height && col < width)
if (gameBoard[row][col] == p) { {
if (gameBoard[row][col] == p)
{
count++; count++;
row++; row++;
col++; col++;
} else { }
else
{
row++; row++;
col++; col++;
count = 0; count = 0;
} }
if (count == winLength) { if (count == winLength)
{
return 1; return 1;
} }
} }
@ -355,22 +416,29 @@ int checkWin(char p) {
// Checks positive slope diagonal // Checks positive slope diagonal
count = 0; count = 0;
for (int i = 0; i < height; i++) { for (int i = 0; i < height; i++)
for (int j = 0; j < width; j++) { {
for (int j = 0; j < width; j++)
{
row = i; row = i;
col = j; col = j;
count = 0; count = 0;
while (row >= 0 && col < width) { while (row >= 0 && col < width)
if (gameBoard[row][col] == p) { {
if (gameBoard[row][col] == p)
{
count++; count++;
row--; row--;
col++; col++;
} else { }
else
{
row--; row--;
col++; col++;
count = 0; count = 0;
} }
if (count == winLength) { if (count == winLength)
{
return 1; return 1;
} }
} }
@ -390,7 +458,27 @@ int checkWin(char p) {
* @return 0 if the operation failed, and 1 if the operation * @return 0 if the operation failed, and 1 if the operation
* succeeded. * succeeded.
*/ */
int modifyPostition(int row, int col, char c) { int modifyPostition(int row, int col, char c)
{
gameBoard[row][col] = c; gameBoard[row][col] = c;
return 1; return 1;
} }
/**
* Frees up any reserved memory from
* the game session.
*/
int clean()
{
if (gameBoard != NULL)
{
free(gameBoard);
for (int i = 0; i < height; i++)
{
if (gameBoard[i] != NULL)
{
free(gameBoard[i]);
}
}
}
}

16
gamelogic.h → src/gamelogic.h
View File

@ -2,8 +2,8 @@
#define GAME_LOGIC #define GAME_LOGIC
/************************************************************************************ /************************************************************************************
* @author Scoots * @author Amber
* @version 3/03/2017 * @version 2/23/2021
* *
* Header file for the Connect Four game logic. * Header file for the Connect Four game logic.
*************************************************************************************/ *************************************************************************************/
@ -11,7 +11,7 @@
/* /*
* Doubly array that will store the game board. * Doubly array that will store the game board.
*/ */
char** gameBoard; char **gameBoard;
/* /*
* Height of the game board. * Height of the game board.
@ -91,7 +91,7 @@ int placeChip(int col, int p);
* @return 0 if the operation failed, and 1 if the operation * @return 0 if the operation failed, and 1 if the operation
* succeeded. * succeeded.
*/ */
int saveGame(char* filename); int saveGame(char *filename);
/* /*
* Loads a previous game. Reloads a previous game's * Loads a previous game. Reloads a previous game's
@ -102,7 +102,7 @@ int saveGame(char* filename);
* @return 0 if the operation failed, and 1 if the operation * @return 0 if the operation failed, and 1 if the operation
* succeeded. * succeeded.
*/ */
int loadGame(char* filename); int loadGame(char *filename);
/* /*
* Checks if the current state of the board is a victory * Checks if the current state of the board is a victory
@ -126,4 +126,10 @@ int checkWin(char p);
*/ */
int modifyPostition(int row, int col, char c); int modifyPostition(int row, int col, char c);
/**
* Frees up any reserved memory from
* the game session.
*/
int clean();
#endif #endif