Add -c for disable savefile check

Author: dexta

rogue/init.c

@@ -65,6 +65,7 @@ boolean cant_int = 0;
 boolean did_int = 0;
 boolean score_only;
 boolean have_fun;
+boolean save_cheat;
 boolean init_curses = 0;
 boolean save_is_interactive = 1;
 boolean ask_quit = 1;
@@ -270,6 +271,9 @@ do_args(argc, argv)
 				case 'f':
 					have_fun = 1;
 					break;
+				case 'c':
+					save_cheat = 1;
+					break;
 				}
 			}
 		} else {

rogue/rogue.h

@@ -757,6 +757,7 @@ extern	boolean	r_teleport;
 extern	boolean	save_is_interactive;
 extern	boolean	score_only;
 extern	boolean	have_fun;
+extern	boolean	save_cheat;
 extern	boolean	see_invisible;
 extern	boolean	sustain_strength;
 extern	boolean	trap_door;

rogue/save.c

@@ -185,7 +185,7 @@ restore(fname)
 	read_pack(&level_monsters, fp, 0);
 	read_pack(&level_objects, fp, 0);
 	r_read(fp, (char *) &saved_file_id, sizeof(saved_file_id));
-	if (new_file_id != saved_file_id) {
+	if ( (!save_cheat) && (new_file_id != saved_file_id) ) {
 		clean_up("sorry, saved game is not in the same file");
 	}
 	rw_dungeon(fp, 0);
@@ -221,7 +221,7 @@ restore(fname)
 
 	md_gfmt(fname, &mod_time);	/* get file modification time */
 
-	if (has_been_touched(&saved_time, &mod_time)) {
+	if ( (!save_cheat) && (has_been_touched(&saved_time, &mod_time)) ) {
 		clear();
 		clean_up("sorry, file has been touched");
 	}