+ int dkill; // dwarves killed
+ int dtotal; // total dwarves (including pirate) in loc
+ int foobar; // progress in saying "FEE FIE FOE FOO".
+ int holdng; // number of objects being carried
+ int igo; // # uses of "go" instead of a direction
+ int iwest; // # times he's said "west" instead of "w"
+ loc_t knfloc; // knife location; LOC_NOWERE if none, -1 after caveat
+ turn_t limit; // lifetime of lamp
+ loc_t loc; // where player is now
+ loc_t newloc; // where player is going
+ turn_t numdie; // number of times killed so far
+ loc_t oldloc; // where player was
+ loc_t oldlc2; // where player was two moves ago
+ obj_t oldobj; // last object player handled
+ int saved; // point penalty for saves
+ int tally; // count of treasures gained
+ int thresh; // current threshold for endgame scoring tier
+ bool seenbigwords; // have we red the graffiti in the Giant's Room?
+ turn_t trnluz; // # points lost so far due to turns used
+ turn_t turns; // counts commands given (ignores yes/no)
+ char zzword[TOKLEN + 1]; // randomly generated magic word from bird
+ struct {
+ int abbrev; // has location been seen?
+ int atloc; // head of object linked list per location
+ } locs[NLOCATIONS + 1];
+ struct {
+ int seen; // true if dwarf has seen him
+ loc_t loc; // location of dwarves, initially hard-wired in
+ loc_t oldloc; // prior loc of each dwarf, initially garbage
+ } dwarves[NDWARVES + 1];
+ struct {
+ loc_t fixed; // fixed location of object (if not IS_FREE)
+ int prop; // object state */
+ loc_t place; // location of object
+ } objects[NOBJECTS + 1];
+ struct {
+ bool used; // hints[i].used = true iff hint i has been used.
+ int lc; // hints[i].lc = show int at LOC with cond bit i
+ } hints[NHINTS];
+ obj_t link[NOBJECTS * 2 + 1];// object-list links
+};
+
+/*
+ * Game application settings - settings, but not state of the game, per se.
+ * This data is not saved in a saved game.
+ */
+struct settings_t {
+ FILE *logfp;
+ bool oldstyle;
+ bool prompt;
+ char **argv;
+ int argc;
+ int optind;
+ FILE *scriptfp;
+ int debug;
+};
+
+typedef struct {
+ char raw[LINESIZE];
+ vocab_t id;
+ word_type_t type;
+} command_word_t;
+
+typedef enum {EMPTY, RAW, TOKENIZED, GIVEN, PREPROCESSED, PROCESSING, EXECUTED} command_state_t;
+
+typedef struct {
+ enum speechpart part;
+ command_word_t word[2];
+ verb_t verb;
+ obj_t obj;
+ command_state_t state;
+} command_t;
+
+/*
+ * Bump on save format change.
+ *
+ * Note: Verify that the tests run clean before bumping this, then rebuild the check
+ * files afterwards. Otherwise you will get a spurious failure due to the old version
+ * having been generated into a check file.
+ */
+#define SAVE_VERSION 30
+
+/*
+ * Goes at start of file so saves can be identified by file(1) and the like.
+ */
+#define ADVENT_MAGIC "open-adventure\n"
+
+/*
+ * If you change the first three members, the resume function may not properly
+ * reject saves from older versions. Later members can change, but bump the version
+ * when you do that.
+ */
+struct save_t {
+ char magic[sizeof(ADVENT_MAGIC)];
+ int32_t version;
+ int32_t canary;
+ struct game_t game;
+};
+
+extern struct game_t game;
+extern struct save_t save;
+extern struct settings_t settings;
+
+extern char *myreadline(const char *);
+extern bool get_command_input(command_t *);
+extern void clear_command(command_t *);
+extern void speak(const char*, ...);
+extern void sspeak(int msg, ...);
+extern void pspeak(vocab_t, enum speaktype, bool, int, ...);
+extern void rspeak(vocab_t, ...);
+extern void echo_input(FILE*, const char*, const char*);
+extern bool silent_yes_or_no(void);
+extern bool yes_or_no(const char*, const char*, const char*);
+extern void juggle(obj_t);
+extern void move(obj_t, loc_t);
+extern loc_t put(obj_t, loc_t, int);
+extern void carry(obj_t, loc_t);
+extern void drop(obj_t, loc_t);
+extern int atdwrf(loc_t);
+extern int setbit(int);
+extern bool tstbit(int, int);
+extern void set_seed(int32_t);
+extern int32_t randrange(int32_t);
+extern int score(enum termination);
+extern void terminate(enum termination) __attribute__((noreturn));
+extern int savefile(FILE *);
+#if defined ADVENT_AUTOSAVE
+extern void autosave(void);
+#endif
+extern int suspend(void);
+extern int resume(void);
+extern int restore(FILE *);
+extern int initialise(void);
+extern phase_codes_t action(command_t);
+extern void state_change(obj_t, int);
+extern bool is_valid(struct game_t);
+extern void bug(enum bugtype, const char *) __attribute__((__noreturn__));
+
+/* represent an empty command word */
+static const command_word_t empty_command_word = {
+ .raw = "",
+ .id = WORD_EMPTY,
+ .type = NO_WORD_TYPE,
+};
+
+/* end */