Custom field params

Makefile

@@ -8,8 +8,12 @@ dir:
 build: dir
 	g++ -Wall -pedantic -ansi -std=c++17 ./src/*.cpp -o ./build/minesweeper.bin
 
+
+columns=16
+rows=9
+mines=15
 run:
-	./build/minesweeper.bin
+	./build/minesweeper.bin $(columns) $(rows) $(mines)
 
 clean:
 	rm -rf ./build/

README.md

@@ -28,6 +28,16 @@ Having `g++` with C++ 17 support, just run this inside the cloned repository:
 make
 ```
 
+## Customize game
+
+You can choose the number of rows and columns on the board and the number of mines.
+
+For this, use the columns, rows and mines optional variables when run make:
+
+```sh
+make columns=10 rows=4 mines=8
+```
+
 That's it. Compiled using my Pop!_OS. I have no idea of how to run it in other environments.
 
 ## Disclaimer

src/main.cpp

@@ -13,14 +13,25 @@ bool is_number(const std::string& s)
         [](unsigned char c) { return !std::isdigit(c); }) == s.end();
 }
 
-int main() {
+int main(int argc, char *argv[]) {
+
+    if (argc != 4) {
+        std::cout << "Please, give correct number of arguments.";
+        return 0;
+    }
+
+    int COLUMNS, ROWS, MINES;
+    COLUMNS = std::stoi(argv[1]);
+    ROWS = std::stoi(argv[2]);
+    MINES = std::stoi(argv[3]);
+
     srand(time(NULL));
     std::string input_x, input_y;
     int x, y;
     char operation;
     std::string message = "Let's wait for your first move. Hope you're not nervous.";
 
-    Game::MineField field (16, 9, 15);
+    Game::MineField field (COLUMNS, ROWS, MINES);
 
     while (true) {
         std::system("clear || cls");