compare all five bits of alphachar in bggame_match

not just four bits, which makes a=q, b=r, c=s, etc.
beerriot · Mar 2, 2011 · edf16e4 · edf16e4
1 parent ffaa2df
commit edf16e4
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/bggame.c b/src/bggame.c
@@ -116,7 +116,7 @@ int bggame_next_column(game_t game, int c) {
 
 // determine if a, b, and c are the same piece
 int bggame_match(char a, char b, char c) {
-    return ((0x0F & b) == (0x0F & a)) && ((0x0F & b) == (0x0F & c));
+    return ((0x1F & b) == (0x1F & a)) && ((0x1F & b) == (0x1F & c));
 }
 
 // mark all sets on the board (as capital letters)