X-Git-Url: https://git.cworth.org/git?p=mnemon;a=blobdiff_plain;f=mnemon.c;h=ea2e0a1e06c5ecbf1d18da1943cb09ea1ec58871;hp=d28657bfe20d8a4c877bbbb30edf98d2694a74a7;hb=a2a91a3fa4d6cbbfb52b4d6e2233cc39f2488865;hpb=ad1afbd96d6a1de1b49e365a7573af1c1b09f557

diff --git a/mnemon.c b/mnemon.c
index d28657b..ea2e0a1 100644
--- a/mnemon.c
+++ b/mnemon.c
@@ -543,7 +543,7 @@ mnemon_save (mnemon_t *mnemon)
 
 	err = rename (lock_filename, filename);
 	if (err < 0) {
-	    fprintf (stderr, "Error: Failes to rename %s to %s: %s\n",
+	    fprintf (stderr, "Error: Failed to rename %s to %s: %s\n",
 		     lock_filename, filename, strerror (errno));
 	    continue;
 	}
@@ -651,12 +651,18 @@ mnemon_do_challenges (mnemon_t *mnemon)
 	if (correct) {
 	    printf ("Correct! (Moving from %d to ", item->count);
 	    item->count++;
+	    /* We reserve an item count of 0 for an item that has
+	     * never been asked. */
+	    if (item->count == 0)
+		item->count = 1;
 	    printf ("%d)\n\n", item->count);
 	} else {
 	    printf ("  %s is the correct answer. (Moving from %d to ",
 		    item->response, item->count);
 	    item->count--;
-	    if (item->count > 0)
+	    /* Penalize an incorrect response by forcing the count
+	     * negative. */
+	    if (item->count >= 0)
 		item->count = -1;
 	    printf ("%d)\n\n", item->count);
 	}