--- a/srogue/options.c	Thu Nov 25 12:21:41 2010 +0000
+++ b/srogue/options.c	Thu Nov 25 17:28:29 2010 +0000
@@ -185,6 +185,9 @@
 			continue;
 		len = sp - str;
 		for (op = optlist; op < &optlist[NUM_OPTS]; op++) {
+			/* For security, some options can't be changed. */
+			if (!allowchange(op))
+				continue;
 			if (EQSTR(str, op->o_name, len)) {
 				reg char *start;
 	
@@ -228,3 +231,14 @@
 	}
 	*s1 = '\0';
 }
+
+int allowchange(OPTION *opt)
+{
+	if (!use_savedir)
+		return 1;
+	if (!strcmp(opt->o_name, "name"))
+		return 0;
+	if (!strcmp(opt->o_name, "file"))
+		return 0;
+	return 1;
+}