Made configuring column size easier

connect4.c

@@ -19,6 +19,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdint.h>
+#include <limits.h>
 #include <getopt.h>
 #include "macros.h"
 #include "config.h"
@@ -131,10 +132,14 @@ int main( int argc, char *argv[] ){
 		fprintf( stderr, "ERR: AMOUT OF ROWS MUST BE AT LEAST 1\n" );
 		return -1;
 	}
-	if( playboard.rows >= 32 ){
-		fprintf( stderr, "ERR: AMOUT OF ROWS MUST BE LESS THAN 32\n" );
+#define ROWOVERFLOW ( sizeof(column_t) * CHAR_BIT )
+	if( playboard.rows >= ROWOVERFLOW ){
+		fprintf( stderr,
+			"ERR: AMOUT OF ROWS MUST BE LESS THAN %d\n", (int)ROWOVERFLOW
+		);
 		return -1;
 	}
+#undef ROWOVERFLOW
 	// Start the actual program
 	printf(
 		VERSIONSTRING

types.h

@@ -11,23 +11,25 @@ typedef enum {
 	MOVECOUNT
 } move_t;
 
+typedef int column_t;
+
 typedef struct {
 	int player;
-	int *height;
-	int *column;
+	column_t *height;
+	column_t *column;
 	uint8_t rows;
 	uint8_t columns;
 } board_t;
 
 typedef struct {
-	int *vertical2;
-	int *horizontal2;
-	int *diagonalUp2;
-	int *diagonalDown2;
-	int *vertical4;
-	int *horizontal4;
-	int *diagonalUp4;
-	int *diagonalDown4;
+	column_t *vertical2;
+	column_t *horizontal2;
+	column_t *diagonalUp2;
+	column_t *diagonalDown2;
+	column_t *vertical4;
+	column_t *horizontal4;
+	column_t *diagonalUp4;
+	column_t *diagonalDown4;
 } directions_t;
 
 typedef struct {
@@ -41,7 +43,7 @@ typedef struct {
 typedef struct {
 	wincount_t count0;
 	wincount_t count1;
-	int *win0;
-	int *win1;
+	column_t *win0;
+	column_t *win1;
 	directions_t same;
 } wins_t;