Use memory allocation when creating board

Makefile

@@ -12,7 +12,7 @@ clean:
 	$(RM) -f puissance4 *.o *.cand
 
 run: puissance4 
-	./$<
+	./$< 3 5 6
 
 tests: puissance4
 	$(MAKE) -C testbed

puissance4.c

@@ -2,11 +2,13 @@
 #include <stdlib.h>
 #include <stdbool.h>
 
-void init_board(int rows, int cols, int board[rows][cols]);
-void print_board(int rows, int cols, int board[rows][cols]);
-struct coordinate add_token(int col, int player, int rows, int cols, int board[rows][cols]);
-bool is_player_winning(int col, int row, int rows, int cols, int board[rows][cols]);
+void init_board(int rows, int cols, int** board);
+void print_board(int rows, int cols, int** board);
+struct coordinate add_token(int col, int player, int rows, int** board);
+bool is_player_winning(int col, int row, int rows, int cols, int** board);
 void flush_input();
+int** create_board(int rows, int cols);
+int destroy_board(int rows, int** board);
 
 
 enum STATE {
@@ -38,7 +40,11 @@ int main(int argc, char const* argv[]) {
     int rows = atoi(argv[2]);
     int cols = atoi(argv[3]);
 
-    int board[rows][cols];
+    int** board = create_board(rows, cols);
+    if (board == NULL) {
+        fprintf(stderr, "Error: Unable to allocate memory for the board.\n");
+        return EXIT_FAILURE;
+    }
 
     init_board(rows, cols, board);
     printf("Board size is %dx%d (rows x col)", rows, cols);
@@ -54,7 +60,7 @@ int main(int argc, char const* argv[]) {
         if (col < 1 || col > cols) {
             continue;
         }
-        coordinate = add_token(col, player % 2, rows, cols, board);
+        coordinate = add_token(col, player % 2, rows, board);
         print_board(rows, cols, board);
         if (is_player_winning(coordinate.x, coordinate.y, rows, cols, board)) {
             printf("Player %s won!\n", player % 2 == 0 ? "one" : "two");
@@ -67,10 +73,14 @@ int main(int argc, char const* argv[]) {
 
         player++;
     }
+    if (destroy_board(rows, board) == EXIT_FAILURE) {
+        fprintf(stderr, "Error: Unable to free memory for the board.\n");
+        return EXIT_FAILURE;
+    }
     return EXIT_SUCCESS;
 }
 
-struct coordinate add_token(int col, int player, int rows, int cols, int board[rows][cols]) {
+struct coordinate add_token(int col, int player, int rows, int** board) {
     struct coordinate coordinate = { 0,0 };
     for (int i = rows - 1; i >= 0; i--) {
         if (board[i][col - 1] == EMPTY) {
@@ -83,8 +93,34 @@ struct coordinate add_token(int col, int player, int rows, int cols, int board[r
     return coordinate;
 }
 
+int** create_board(int rows, int cols) {
+    int** board = malloc(rows * sizeof(int*));
+    if (board == NULL) {
+        return NULL;
+    }
+    for (int i = 0; i < rows; i++) {
+        board[i] = malloc(cols * sizeof(int));
+        if (board[i] == NULL) {
+            for (int j = 0; j < i; j++) {
+                free(board[j]);
+            }
+            free(board);
+            return NULL;
+        }
+    }
+    return board;
+}
+
+int destroy_board(int rows, int** board) {
+    for (int i = 0; i < rows; i++) {
+        free(board[i]);
+    }
+    free(board);
+    return EXIT_SUCCESS;
+}
+
 
-void init_board(int rows, int cols, int board[rows][cols]) {
+void init_board(int rows, int cols, int** board) {
     for (int i = 0; i < rows; i++) {
         for (int j = 0; j < cols; j++) {
             board[i][j] = EMPTY;
@@ -97,7 +133,7 @@ void flush_input() {
     while ((c = getchar()) != '\n' && c != EOF);
 }
 
-bool is_player_winning(int row, int col, int rows, int cols, int board[rows][cols]) {
+bool is_player_winning(int row, int col, int rows, int cols, int** board) {
     int current_piece = board[row][col];
     for (int i = 0; i < rows - 3; i++) {
 
@@ -155,7 +191,7 @@ char transform_state_to_char(enum STATE state) {
     }
 }
 
-void print_board(int rows, int cols, int board[rows][cols]) {
+void print_board(int rows, int cols, int** board) {
     // Top border of the board
     printf("\n┌");
     for (int col = 0; col < cols; col++) {