Allow `.' as a wildcard. Makes Scrabble playing easier.

diff --git a/anagram.c b/anagram.c
index c422506535e9afb734737e699846e268f51fa626..521d727955c1e659d81fe29ab0e71e9c4cec8334 100644 (file)
--- a/anagram.c
+++ b/anagram.c
@@ -1,6 +1,6 @@
 /* -*-c-*-
  *
 /* -*-c-*-
  *

- * $Id: anagram.c,v 1.2 2004/04/08 01:36:19 mdw Exp $
+ * $Id$

  *
  * Matches anagrams and subgrams
  *
  *
  * Matches anagrams and subgrams
  *


@@ -78,9 +78,12 @@ static int n_gram(node *nn, const char *p, size_t sz)
   q = p + sz;
   while (p < q) {
     i = (unsigned char)*p++;
   q = p + sz;
   while (p < q) {
     i = (unsigned char)*p++;

-    if (!f[i])
+    if (f[i])
+      f[i]--;
+    else if (f['.'])
+      f['.']--;
+    else

       return (0);
       return (0);

-    f[i]--;

   }
   return (1);
 }
   }
   return (1);
 }