From: Simon Tatham <anakin@pobox.com>
Date: Wed, 18 May 2005 17:25:30 +0000 (+0000)
Subject: It's a good idea to validate presets received from the environment.
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?a=commitdiff_plain;h=981b831c21fb21d9ab04abf6a3bf330aa7a14dc5;p=sgt-puzzles.git

It's a good idea to validate presets received from the environment.

[originally from svn r5805]
---

diff --git a/midend.c b/midend.c
index 192d7e5..6e0a362 100644
--- a/midend.c
+++ b/midend.c
@@ -585,6 +585,12 @@ int midend_num_presets(midend_data *me)
                 preset = me->ourgame->default_params();
                 me->ourgame->decode_params(preset, val);
 
+		if (me->ourgame->validate_params(preset)) {
+		    /* Drop this one from the list. */
+		    me->ourgame->free_params(preset);
+		    continue;
+		}
+
                 if (me->presetsize <= me->npresets) {
                     me->presetsize = me->npresets + 10;
                     me->presets = sresize(me->presets, me->presetsize,