X-Git-Url: https://git.cworth.org/git?p=wordgame;a=blobdiff_plain;f=grid4.c;h=9e686834fa5d29a8555b0c109e96ca51fcc20852;hp=cd1e90b7f245c50e7e9e16ee44c20a22029d3528;hb=HEAD;hpb=c0136554ee870455bf1d1b527d7a724beda989b3

diff --git a/grid4.c b/grid4.c
index cd1e90b..9e68683 100644
--- a/grid4.c
+++ b/grid4.c
@@ -1,7 +1,7 @@
 /*
  * Copyright © 2006 Carl Worth
  *
- * This program is free software; you can redistribute it and\/or modify
+ * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation; either version 2, or (at your option)
  * any later version.
@@ -19,16 +19,28 @@
 #include "grid.h"
 #include "word-game.h"
 
+#include <string.h>
 #include <sys/time.h>
 #include <time.h>
 
 #define GAME_LENGTH (3 * 60)
 int
-main (void)
+main (int argc, char *argv[])
 {
     dict_t dict, solution;
     grid_t grid;
     struct timeval tv;
+    const char *letters = NULL;
+
+    if (argc > 1) {
+	if (argc == 2) {
+	    letters = argv[1];
+	} else {
+	    fprintf (stderr, "Usage: %s [letters]\n", argv[0]);
+	    fprintf (stderr, "Uses the given 16 letters or else a random grid.\n");
+	    return 1;
+	}
+    }
 
     gettimeofday (&tv, NULL);
     srand (tv.tv_sec ^ tv.tv_usec);
@@ -37,6 +49,8 @@ main (void)
     dict_add_words_from_file (&dict, "words.txt");
 
     grid_init (&grid, 4);
+    if (letters)
+	grid_set_letters (&grid, letters);
 
     dict_init (&solution);
     grid_solve (&grid, &dict, &solution);