+static void execSetupGame_setSnapshotModes()
+{
+ if (snapshot_modes == NULL)
+ {
+ int i;
+
+ for (i = 0; snapshot_modes_list[i].value != NULL; i++)
+ {
+ TreeInfo *ti = newTreeInfo_setDefaults(TREE_TYPE_UNDEFINED);
+ char identifier[32], name[32];
+ char *value = snapshot_modes_list[i].value;
+ char *text = snapshot_modes_list[i].text;
+
+ ti->node_top = &snapshot_modes;
+ ti->sort_priority = i;
+
+ sprintf(identifier, "%s", value);
+ sprintf(name, "%s", text);
+
+ setString(&ti->identifier, identifier);
+ setString(&ti->name, name);
+ setString(&ti->name_sorting, name);
+ setString(&ti->infotext, "Snapshot Mode");
+
+ pushTreeInfo(&snapshot_modes, ti);
+ }
+
+ /* sort snapshot mode values to start with lowest snapshot mode value */
+ sortTreeInfo(&snapshot_modes);
+
+ /* set current snapshot mode value to configured snapshot mode value */
+ snapshot_mode_current =
+ getTreeInfoFromIdentifier(snapshot_modes, setup.engine_snapshot_mode);
+
+ /* if that fails, set current snapshot mode to reliable default value */
+ if (snapshot_mode_current == NULL)
+ snapshot_mode_current =
+ getTreeInfoFromIdentifier(snapshot_modes, STR_SNAPSHOT_MODE_DEFAULT);
+
+ /* if that also fails, set current snapshot mode to first available value */
+ if (snapshot_mode_current == NULL)
+ snapshot_mode_current = snapshot_modes;
+ }
+
+ setup.engine_snapshot_mode = snapshot_mode_current->identifier;
+
+ /* needed for displaying snapshot mode text instead of identifier */
+ snapshot_mode_text = snapshot_mode_current->name;
+}
+