X-Git-Url: https://git.distorted.org.uk/~mdw/anag/blobdiff_plain/6e4032210ea6c167fcf14c70ae6b18661c011310..cdb480951031f64f4785da1787b16fe235b76f13:/anagram.c

diff --git a/anagram.c b/anagram.c
index 5fc9c80..521d727 100644
--- a/anagram.c
+++ b/anagram.c
@@ -1,6 +1,6 @@
 /* -*-c-*-
  *
- * $Id: anagram.c,v 1.1 2001/02/04 17:14:42 mdw Exp $
+ * $Id$
  *
  * Matches anagrams and subgrams
  *
@@ -26,14 +26,6 @@
  * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  */
 
-/*----- Revision history --------------------------------------------------* 
- *
- * $Log: anagram.c,v $
- * Revision 1.1  2001/02/04 17:14:42  mdw
- * Initial checkin
- *
- */
-
 /*----- Header files ------------------------------------------------------*/
 
 #include "anag.h"
@@ -86,9 +78,12 @@ static int n_gram(node *nn, const char *p, size_t sz)
   q = p + sz;
   while (p < q) {
     i = (unsigned char)*p++;
-    if (!f[i])
+    if (f[i])
+      f[i]--;
+    else if (f['.'])
+      f['.']--;
+    else
       return (0);
-    f[i]--;
   }
   return (1);
 }