Fix some format string warnings

git-svn-id: svn://svn.code.sf.net/p/sc2/code/trunk@3349 8092fc87-c524-0410-9efc-e669fe64eaf9

sc2/src/uqm.c

@@ -306,7 +306,7 @@ main (int argc, char *argv[])
 
 	if (errBuffer[0] != '\0')
 	{	// Have some saved error to log
-		log_add (log_Error, errBuffer);
+            log_add (log_Error, "%s", errBuffer);
 		errBuffer[0] = '\0';
 	}
 

sc2/src/uqm/gameopt.c

@@ -1041,7 +1041,7 @@ ChangeGameSelection:
 
 				t.baseline.x = r.corner.x + 3;
 				if (((SUMMARY_DESC *)pMS->Extra)[NewState - SHIFT + i].year_index == 0)
-					sprintf (buf, GAME_STRING (SAVEGAME_STRING_BASE + 3)); // "Empty Slot"
+                                    sprintf (buf, "%s", GAME_STRING (SAVEGAME_STRING_BASE + 3)); // "Empty Slot"
 				else
 				{
 					DateToString (buf2, sizeof buf2,