dry

1 files changed, 21 insertions, 16 deletions

diff --git a/board.golem b/board.golem
index 6b858b9..ee86f11 100644
--- a/board.golem
+++ b/board.golem
@@ -1,5 +1,6 @@
 define BOARD_SIZE = 64;
 global gBoard[BOARD_SIZE] = 0;
+global gTargets[BOARD_SIZE] = 0;
 
 board_init() {
 	memset(gBoard, EMPTY, BOARD_SIZE);
@@ -37,36 +38,40 @@ board_init() {
 	board_set("h7", piece(BLACK, PAWN));
 }
 
+board_targets(pos) {
+	local x, y, col = 0;
+	if (pos == NULL)
+		return putstr("pos is NULL\n");
+	board_pos(pos, &x, &y);
+	memset(gTargets, EMPTY, BOARD_SIZE);
+}
+
 board_pos(pos, x, y) {
+	if (pos == NULL) {
+		putstr("pos is NULL\n");
+		return 1;
+	}
 	[x] = [pos + 0] - 'a';
 	[y] = 7 - ([pos + 1] - '1');
+	if (([x] > 7) | ([y] > 7)) {
+		putstr("wrong pos ");
+		putstr(pos);
+		wrt '\n';
+		return 1;
+	}
 }
 
 board_set(pos, v) {
 	local x, y;
-	if (pos == NULL)
-		return putstr("pos is NULL\n");
-	board_pos(pos, &x, &y);
-	if ((x > 7) | (y > 7)) {
-		putstr("wrong pos ");
-		putstr(pos);
-		wrt '\n';
+	if (board_pos(pos, &x, &y))
 		return;
-	}
 	[gBoard + x + y * 8] = v;
 }
 
 board_get(pos) {
 	local x, y;
-	if (pos == NULL)
-		return putstr("pos is NULL\n");
-	board_pos(pos, &x, &y);
-	if ((x > 7) | (y > 7)) {
-		putstr("wrong pos ");
-		putstr(pos);
-		wrt '\n';
+	if (board_pos(pos, &x, &y))
 		return INVALID;
-	}
 	return [gBoard + x + y * 8];
 }