/* ************************************************************************ * File: utils.h Part of CircleMUD * * Usage: header file: utility macros and prototypes of utility funcs * * * * All rights reserved. See license.doc for complete information. * * * * Copyright (C) 1993, 94 by the Trustees of the Johns Hopkins University * * CircleMUD is based on DikuMUD, Copyright (C) 1990, 1991. * ************************************************************************ */ /* external declarations and prototypes **********************************/ extern struct weather_data weather_info; extern FILE *logfile; #define log basic_mud_log #define READ_SIZE 256 /* public functions in utils.c */ void basic_mud_log(const char *format, ...) __attribute__ ((format (printf, 1, 2))); void basic_mud_vlog(const char *format, va_list args); int touch(const char *path); void mudlog(int type, int level, int file, const char *str, ...) __attribute__ ((format (printf, 4, 5))); void log_death_trap(struct char_data *ch); int rand_number(int from, int to); int dice(int number, int size); size_t sprintbit(bitvector_t vektor, const char *names[], char *result, size_t reslen); size_t sprinttype(int type, const char *names[], char *result, size_t reslen); int get_line(FILE *fl, char *buf); int get_filename(char *filename, size_t fbufsize, int mode, const char *orig_name); time_t mud_time_to_secs(struct time_info_data *now); struct time_info_data *age(struct char_data *ch); int num_pc_in_room(struct room_data *room); void core_dump_real(const char *who, int line); int room_is_dark(room_rnum room); #define core_dump() core_dump_real(__FILE__, __LINE__) /* * Only provide our versions if one isn't in the C library. These macro names * will be defined by sysdep.h if a strcasecmp or stricmp exists. */ #ifndef str_cmp int str_cmp(const char *arg1, const char *arg2); #endif #ifndef strn_cmp int strn_cmp(const char *arg1, const char *arg2, int n); #endif /* random functions in random.c */ void circle_srandom(unsigned long initial_seed); unsigned long circle_random(void); /* undefine MAX and MIN so that our functions are used instead */ #ifdef MAX #undef MAX #endif #ifdef MIN #undef MIN #endif int MAX(int a, int b); int MIN(int a, int b); char *CAP(char *txt); /* Followers */ int num_followers_charmed(struct char_data *ch); void die_follower(struct char_data *ch); void add_follower(struct char_data *ch, struct char_data *leader); void stop_follower(struct char_data *ch); bool circle_follow(struct char_data *ch, struct char_data *victim); /* in act.informative.c */ void look_at_room(struct char_data *ch, int mode); /* in act.movmement.c */ int do_simple_move(struct char_data *ch, int dir, int following); int perform_move(struct char_data *ch, int dir, int following); /* in limits.c */ int mana_gain(struct char_data *ch); int hit_gain(struct char_data *ch); int move_gain(struct char_data *ch); void advance_level(struct char_data *ch); void set_title(struct char_data *ch, char *title); void gain_exp(struct char_data *ch, int gain); void gain_exp_regardless(struct char_data *ch, int gain); void gain_condition(struct char_data *ch, int condition, int value); void check_idling(struct char_data *ch); void point_update(void); void update_pos(struct char_data *victim); /* various constants *****************************************************/ /* defines for mudlog() */ #define OFF 0 #define BRF 1 #define NRM 2 #define CMP 3 /* get_filename() */ #define CRASH_FILE 0 #define ETEXT_FILE 1 #define ALIAS_FILE 2 /* breadth-first searching */ #define BFS_ERROR (-1) #define BFS_ALREADY_THERE (-2) #define BFS_NO_PATH (-3) /* * XXX: These constants should be configurable. See act.informative.c * and utils.c for other places to change. */ /* mud-life time */ #define SECS_PER_MUD_HOUR 75 #define SECS_PER_MUD_DAY (24*SECS_PER_MUD_HOUR) #define SECS_PER_MUD_MONTH (35*SECS_PER_MUD_DAY) #define SECS_PER_MUD_YEAR (17*SECS_PER_MUD_MONTH) /* real-life time (remember Real Life?) */ #define SECS_PER_REAL_MIN 60 #define SECS_PER_REAL_HOUR (60*SECS_PER_REAL_MIN) #define SECS_PER_REAL_DAY (24*SECS_PER_REAL_HOUR) #define SECS_PER_REAL_YEAR (365*SECS_PER_REAL_DAY) /* string utils **********************************************************/ #define YESNO(a) ((a) ? "YES" : "NO") #define ONOFF(a) ((a) ? "ON" : "OFF") #define LOWER(c) (((c)>='A' && (c) <= 'Z') ? ((c)+('a'-'A')) : (c)) #define UPPER(c) (((c)>='a' && (c) <= 'z') ? ((c)+('A'-'a')) : (c) ) #define ISNEWL(ch) ((ch) == '\n' || (ch) == '\r') /* See also: ANA, SANA */ #define AN(string) (strchr("aeiouAEIOU", *string) ? "an" : "a") /* memory utils **********************************************************/ #define CREATE(result, type, number) do {\ if ((number) * sizeof(type) <= 0) \ log("SYSERR: Zero bytes or less requested at %s:%d.", __FILE__, __LINE__); \ if (!((result) = (type *) calloc ((number), sizeof(type)))) \ { perror("SYSERR: malloc failure"); abort(); } } while(0) #define RECREATE(result,type,number) do {\ if (!((result) = (type *) realloc ((result), sizeof(type) * (number))))\ { perror("SYSERR: realloc failure"); abort(); } } while(0) /* * the source previously used the same code in many places to remove an item * from a list: if it's the list head, change the head, else traverse the * list looking for the item before the one to be removed. Now, we have a * macro to do this. To use, just make sure that there is a variable 'temp' * declared as the same type as the list to be manipulated. BTW, this is * a great application for C++ templates but, alas, this is not C++. Maybe * CircleMUD 4.0 will be... */ #define REMOVE_FROM_LIST(item, head, next) \ if ((item) == (head)) \ head = (item)->next; \ else { \ temp = head; \ while (temp && (temp->next != (item))) \ temp = temp->next; \ if (temp) \ temp->next = (item)->next; \ } \ /* basic bitvector utils *************************************************/ #define IS_SET(flag,bit) ((flag) & (bit)) #define SET_BIT(var,bit) ((var) |= (bit)) #define REMOVE_BIT(var,bit) ((var) &= ~(bit)) #define TOGGLE_BIT(var,bit) ((var) ^= (bit)) /* * Accessing player specific data structures on a mobile is a very bad thing * to do. Consider that changing these variables for a single mob will change * it for every other single mob in the game. If we didn't specifically check * for it, 'wimpy' would be an extremely bad thing for a mob to do, as an * example. If you really couldn't care less, change this to a '#if 0'. */ #if 1 /* Subtle bug in the '#var', but works well for now. */ #define CHECK_PLAYER_SPECIAL(ch, var) \ (*(((ch)->player_specials == &dummy_mob) ? (log("SYSERR: Mob using '"#var"' at %s:%d.", __FILE__, __LINE__), &(var)) : &(var))) #else #define CHECK_PLAYER_SPECIAL(ch, var) (var) #endif #define MOB_FLAGS(ch) ((ch)->char_specials.saved.act) #define PLR_FLAGS(ch) ((ch)->char_specials.saved.act) #define PRF_FLAGS(ch) CHECK_PLAYER_SPECIAL((ch), ((ch)->player_specials->saved.pref)) #define AFF_FLAGS(ch) ((ch)->char_specials.saved.affected_by) #define ROOM_FLAGS(loc) (world[(loc)].room_flags) #define SPELL_ROUTINES(spl) (spell_info[spl].routines) /* * See http://www.circlemud.org/~greerga/todo/todo.009 to eliminate MOB_ISNPC. * IS_MOB() acts as a VALID_MOB_RNUM()-like function. */ #define IS_NPC(ch) (IS_SET(MOB_FLAGS(ch), MOB_ISNPC)) #define IS_MOB(ch) (IS_NPC(ch) && GET_MOB_RNUM(ch) <= top_of_mobt && \ GET_MOB_RNUM(ch) != NOBODY) #define MOB_FLAGGED(ch, flag) (IS_NPC(ch) && IS_SET(MOB_FLAGS(ch), (flag))) #define PLR_FLAGGED(ch, flag) (!IS_NPC(ch) && IS_SET(PLR_FLAGS(ch), (flag))) #define AFF_FLAGGED(ch, flag) (IS_SET(AFF_FLAGS(ch), (flag))) #define PRF_FLAGGED(ch, flag) (IS_SET(PRF_FLAGS(ch), (flag))) #define ROOM_FLAGGED(loc, flag) (IS_SET(ROOM_FLAGS(loc), (flag))) #define EXIT_FLAGGED(exit, flag) (IS_SET((exit)->exit_info, (flag))) #define OBJAFF_FLAGGED(obj, flag) (IS_SET(GET_OBJ_AFFECT(obj), (flag))) #define OBJVAL_FLAGGED(obj, flag) (IS_SET(GET_OBJ_VAL((obj), 1), (flag))) #define OBJWEAR_FLAGGED(obj, flag) (IS_SET(GET_OBJ_WEAR(obj), (flag))) #define OBJ_FLAGGED(obj, flag) (IS_SET(GET_OBJ_EXTRA(obj), (flag))) #define HAS_SPELL_ROUTINE(spl, flag) (IS_SET(SPELL_ROUTINES(spl), (flag))) /* IS_AFFECTED for backwards compatibility */ #define IS_AFFECTED(ch, skill) (AFF_FLAGGED((ch), (skill))) #define PLR_TOG_CHK(ch,flag) ((TOGGLE_BIT(PLR_FLAGS(ch), (flag))) & (flag)) #define PRF_TOG_CHK(ch,flag) ((TOGGLE_BIT(PRF_FLAGS(ch), (flag))) & (flag)) /* room utils ************************************************************/ #define SECT(room) (VALID_ROOM_RNUM(room) ? \ world[(room)].sector_type : SECT_INSIDE) #define IS_DARK(room) room_is_dark((room)) #define IS_LIGHT(room) (!IS_DARK(room)) #define VALID_ROOM_RNUM(rnum) ((rnum) != NOWHERE && (rnum) <= top_of_world) #define GET_ROOM_VNUM(rnum) \ ((room_vnum)(VALID_ROOM_RNUM(rnum) ? world[(rnum)].number : NOWHERE)) #define GET_ROOM_SPEC(room) \ (VALID_ROOM_RNUM(room) ? world[(room)].func : NULL) /* char utils ************************************************************/ #define IN_ROOM(ch) ((ch)->in_room) #define GET_WAS_IN(ch) ((ch)->was_in_room) #define GET_AGE(ch) (age(ch)->year) #define GET_PC_NAME(ch) ((ch)->player.name) #define GET_NAME(ch) (IS_NPC(ch) ? \ (ch)->player.short_descr : GET_PC_NAME(ch)) #define GET_TITLE(ch) ((ch)->player.title) #define GET_LEVEL(ch) ((ch)->player.level) #define GET_PASSWD(ch) ((ch)->player.passwd) #define GET_PFILEPOS(ch)((ch)->pfilepos) /* * I wonder if this definition of GET_REAL_LEVEL should be the definition * of GET_LEVEL? JE */ #define GET_REAL_LEVEL(ch) \ (ch->desc && ch->desc->original ? GET_LEVEL(ch->desc->original) : \ GET_LEVEL(ch)) #define GET_CLASS(ch) ((ch)->player.chclass) #define GET_RACE(ch) ((ch)->player.race) #define GET_HOME(ch) ((ch)->player.hometown) #define GET_HEIGHT(ch) ((ch)->player.height) #define GET_WEIGHT(ch) ((ch)->player.weight) #define GET_SEX(ch) ((ch)->player.sex) #define GET_STR(ch) ((ch)->aff_abils.str) #define GET_ADD(ch) ((ch)->aff_abils.str_add) #define GET_DEX(ch) ((ch)->aff_abils.dex) #define GET_INT(ch) ((ch)->aff_abils.intel) #define GET_WIS(ch) ((ch)->aff_abils.wis) #define GET_CON(ch) ((ch)->aff_abils.con) #define GET_CHA(ch) ((ch)->aff_abils.cha) #define GET_EXP(ch) ((ch)->points.exp) #define GET_AC(ch) ((ch)->points.armor) #define GET_HIT(ch) ((ch)->points.hit) #define GET_MAX_HIT(ch) ((ch)->points.max_hit) #define GET_MOVE(ch) ((ch)->points.move) #define GET_MAX_MOVE(ch) ((ch)->points.max_move) #define GET_MANA(ch) ((ch)->points.mana) #define GET_MAX_MANA(ch) ((ch)->points.max_mana) #define GET_GOLD(ch) ((ch)->points.gold) #define GET_BANK_GOLD(ch) ((ch)->points.bank_gold) #define GET_HITROLL(ch) ((ch)->points.hitroll) #define GET_DAMROLL(ch) ((ch)->points.damroll) #define GET_POS(ch) ((ch)->char_specials.position) #define GET_IDNUM(ch) ((ch)->char_specials.saved.idnum) #define IS_CARRYING_W(ch) ((ch)->char_specials.carry_weight) #define IS_CARRYING_N(ch) ((ch)->char_specials.carry_items) #define FIGHTING(ch) ((ch)->char_specials.fighting) #define HUNTING(ch) ((ch)->char_specials.hunting) #define GET_SAVE(ch, i) ((ch)->char_specials.saved.apply_saving_throw[i]) #define GET_ALIGNMENT(ch) ((ch)->char_specials.saved.alignment) #define GET_COND(ch, i) CHECK_PLAYER_SPECIAL((ch), ((ch)->player_specials->saved.conditions[(i)])) #define GET_LOADROOM(ch) CHECK_PLAYER_SPECIAL((ch), ((ch)->player_specials->saved.load_room)) #define GET_PRACTICES(ch) CHECK_PLAYER_SPECIAL((ch), ((ch)->player_specials->saved.spells_to_learn)) #define GET_INVIS_LEV(ch) CHECK_PLAYER_SPECIAL((ch), ((ch)->player_specials->saved.invis_level)) #define GET_WIMP_LEV(ch) CHECK_PLAYER_SPECIAL((ch), ((ch)->player_specials->saved.wimp_level)) #define GET_FREEZE_LEV(ch) CHECK_PLAYER_SPECIAL((ch), ((ch)->player_specials->saved.freeze_level)) #define GET_BAD_PWS(ch) CHECK_PLAYER_SPECIAL((ch), ((ch)->player_specials->saved.bad_pws)) #define GET_TALK(ch, i) CHECK_PLAYER_SPECIAL((ch), ((ch)->player_specials->saved.talks[i])) #define POOFIN(ch) CHECK_PLAYER_SPECIAL((ch), ((ch)->player_specials->poofin)) #define POOFOUT(ch) CHECK_PLAYER_SPECIAL((ch), ((ch)->player_specials->poofout)) #define GET_LAST_OLC_TARG(ch) CHECK_PLAYER_SPECIAL((ch), ((ch)->player_specials->last_olc_targ)) #define GET_LAST_OLC_MODE(ch) CHECK_PLAYER_SPECIAL((ch), ((ch)->player_specials->last_olc_mode)) #define GET_ALIASES(ch) CHECK_PLAYER_SPECIAL((ch), ((ch)->player_specials->aliases)) #define GET_LAST_TELL(ch) CHECK_PLAYER_SPECIAL((ch), ((ch)->player_specials->last_tell)) #define GET_SKILL(ch, i) CHECK_PLAYER_SPECIAL((ch), ((ch)->player_specials->saved.skills[i])) #define SET_SKILL(ch, i, pct) do { CHECK_PLAYER_SPECIAL((ch), (ch)->player_specials->saved.skills[i]) = pct; } while(0) #define GET_EQ(ch, i) ((ch)->equipment[i]) #define GET_MOB_SPEC(ch) (IS_MOB(ch) ? mob_index[(ch)->nr].func : NULL) #define GET_MOB_RNUM(mob) ((mob)->nr) #define GET_MOB_VNUM(mob) (IS_MOB(mob) ? \ mob_index[GET_MOB_RNUM(mob)].vnum : NOBODY) #define GET_DEFAULT_POS(ch) ((ch)->mob_specials.default_pos) #define MEMORY(ch) ((ch)->mob_specials.memory) #define STRENGTH_APPLY_INDEX(ch) \ ( ((GET_ADD(ch)==0) || (GET_STR(ch) != 18)) ? GET_STR(ch) :\ (GET_ADD(ch) <= 50) ? 26 :( \ (GET_ADD(ch) <= 75) ? 27 :( \ (GET_ADD(ch) <= 90) ? 28 :( \ (GET_ADD(ch) <= 99) ? 29 : 30 ) ) ) \ ) #define CAN_CARRY_W(ch) (str_app[STRENGTH_APPLY_INDEX(ch)].carry_w) #define CAN_CARRY_N(ch) (5 + (GET_DEX(ch) >> 1) + (GET_LEVEL(ch) >> 1)) #define AWAKE(ch) (GET_POS(ch) > POS_SLEEPING) #define CAN_SEE_IN_DARK(ch) \ (AFF_FLAGGED(ch, AFF_INFRAVISION) || (!IS_NPC(ch) && PRF_FLAGGED(ch, PRF_HOLYLIGHT))) #define IS_GOOD(ch) (GET_ALIGNMENT(ch) >= 350) #define IS_EVIL(ch) (GET_ALIGNMENT(ch) <= -350) #define IS_NEUTRAL(ch) (!IS_GOOD(ch) && !IS_EVIL(ch)) /* These three deprecated. */ #define WAIT_STATE(ch, cycle) do { GET_WAIT_STATE(ch) = (cycle); } while(0) #define CHECK_WAIT(ch) ((ch)->wait > 0) #define GET_MOB_WAIT(ch) GET_WAIT_STATE(ch) /* New, preferred macro. */ #define GET_WAIT_STATE(ch) ((ch)->wait) /* descriptor-based utils ************************************************/ /* Hrm, not many. We should make more. -gg 3/4/99 */ #define STATE(d) ((d)->connected) /* object utils **********************************************************/ /* * Check for NOWHERE or the top array index? * If using unsigned types, the top array index will catch everything. * If using signed types, NOTHING will catch the majority of bad accesses. */ #define VALID_OBJ_RNUM(obj) (GET_OBJ_RNUM(obj) <= top_of_objt && \ GET_OBJ_RNUM(obj) != NOTHING) #define GET_OBJ_TYPE(obj) ((obj)->obj_flags.type_flag) #define GET_OBJ_COST(obj) ((obj)->obj_flags.cost) #define GET_OBJ_RENT(obj) ((obj)->obj_flags.cost_per_day) #define GET_OBJ_AFFECT(obj) ((obj)->obj_flags.bitvector) #define GET_OBJ_EXTRA(obj) ((obj)->obj_flags.extra_flags) #define GET_OBJ_WEAR(obj) ((obj)->obj_flags.wear_flags) #define GET_OBJ_VAL(obj, val) ((obj)->obj_flags.value[(val)]) #define GET_OBJ_WEIGHT(obj) ((obj)->obj_flags.weight) #define GET_OBJ_TIMER(obj) ((obj)->obj_flags.timer) #define GET_OBJ_RNUM(obj) ((obj)->item_number) #define GET_OBJ_VNUM(obj) (VALID_OBJ_RNUM(obj) ? \ obj_index[GET_OBJ_RNUM(obj)].vnum : NOTHING) #define GET_OBJ_SPEC(obj) (VALID_OBJ_RNUM(obj) ? \ obj_index[GET_OBJ_RNUM(obj)].func : NULL) #define IS_CORPSE(obj) (GET_OBJ_TYPE(obj) == ITEM_CONTAINER && \ GET_OBJ_VAL((obj), 3) == 1) #define CAN_WEAR(obj, part) OBJWEAR_FLAGGED((obj), (part)) #define IS_BURIED(obj) (IS_SET(GET_OBJ_EXTRA((obj)), ITEM_BURIED)) /* compound utilities and other macros **********************************/ /* * Used to compute CircleMUD version. To see if the code running is newer * than 3.0pl13, you would use: #if _CIRCLEMUD > CIRCLEMUD_VERSION(3,0,13) */ #define CIRCLEMUD_VERSION(major, minor, patchlevel) \ (((major) << 16) + ((minor) << 8) + (patchlevel)) #define HSHR(ch) (GET_SEX(ch) ? (GET_SEX(ch)==SEX_MALE ? "his":"her") :"its") #define HSSH(ch) (GET_SEX(ch) ? (GET_SEX(ch)==SEX_MALE ? "he" :"she") : "it") #define HMHR(ch) (GET_SEX(ch) ? (GET_SEX(ch)==SEX_MALE ? "him":"her") : "it") #define ANA(obj) (strchr("aeiouAEIOU", *(obj)->name) ? "An" : "A") #define SANA(obj) (strchr("aeiouAEIOU", *(obj)->name) ? "an" : "a") /* Various macros building up to CAN_SEE */ #define LIGHT_OK(sub) (!AFF_FLAGGED(sub, AFF_BLIND) && \ (IS_LIGHT(IN_ROOM(sub)) || AFF_FLAGGED((sub), AFF_INFRAVISION))) #define INVIS_OK(sub, obj) \ ((!AFF_FLAGGED((obj),AFF_INVISIBLE) || AFF_FLAGGED(sub,AFF_DETECT_INVIS)) && \ (!AFF_FLAGGED((obj), AFF_HIDE) || AFF_FLAGGED(sub, AFF_SENSE_LIFE))) #define MORT_CAN_SEE(sub, obj) (LIGHT_OK(sub) && INVIS_OK(sub, obj)) #define IMM_CAN_SEE(sub, obj) \ (MORT_CAN_SEE(sub, obj) || (!IS_NPC(sub) && PRF_FLAGGED(sub, PRF_HOLYLIGHT))) #define SELF(sub, obj) ((sub) == (obj)) /* Can subject see character "obj"? */ #define CAN_SEE(sub, obj) (SELF(sub, obj) || \ ((GET_REAL_LEVEL(sub) >= (IS_NPC(obj) ? 0 : GET_INVIS_LEV(obj))) && \ IMM_CAN_SEE(sub, obj))) /* End of CAN_SEE */ #define INVIS_OK_OBJ(sub, obj) \ (!OBJ_FLAGGED((obj), ITEM_INVISIBLE) || AFF_FLAGGED((sub), AFF_DETECT_INVIS)) /* Is anyone carrying this object and if so, are they visible? */ #define CAN_SEE_OBJ_CARRIER(sub, obj) \ ((!obj->carried_by || CAN_SEE(sub, obj->carried_by)) && \ (!obj->worn_by || CAN_SEE(sub, obj->worn_by))) #define MORT_CAN_SEE_OBJ(sub, obj) \ (LIGHT_OK(sub) && INVIS_OK_OBJ(sub, obj) && CAN_SEE_OBJ_CARRIER(sub, obj) ) #define CAN_SEE_OBJ(sub, obj) \ ((MORT_CAN_SEE_OBJ(sub, obj) && !IS_BURIED(obj)) || (!IS_NPC(sub) && PRF_FLAGGED((sub), PRF_HOLYLIGHT))) #define CAN_CARRY_OBJ(ch,obj) \ (((IS_CARRYING_W(ch) + GET_OBJ_WEIGHT(obj)) <= CAN_CARRY_W(ch)) && \ ((IS_CARRYING_N(ch) + 1) <= CAN_CARRY_N(ch))) #define CAN_GET_OBJ(ch, obj) \ (CAN_WEAR((obj), ITEM_WEAR_TAKE) && CAN_CARRY_OBJ((ch),(obj)) && \ CAN_SEE_OBJ((ch),(obj))) #define PERS(ch, vict) (CAN_SEE(vict, ch) ? GET_NAME(ch) : "someone") #define OBJS(obj, vict) (CAN_SEE_OBJ((vict), (obj)) ? \ (obj)->short_description : "something") #define OBJN(obj, vict) (CAN_SEE_OBJ((vict), (obj)) ? \ fname((obj)->name) : "something") #define EXIT(ch, door) (world[IN_ROOM(ch)].dir_option[door]) #define CAN_GO(ch, door) (EXIT(ch,door) && \ (EXIT(ch,door)->to_room != NOWHERE) && \ !IS_SET(EXIT(ch, door)->exit_info, EX_CLOSED)) #define CLASS_ABBR(ch) (IS_NPC(ch) ? "--" : class_abbrevs[(int)GET_CLASS(ch)]) #define RACE_ABBR(ch) (IS_NPC(ch) ? "--" : race_abbrevs[(int)GET_RACE(ch)]) #define IS_MAGIC_USER(ch) (!IS_NPC(ch) && \ (GET_CLASS(ch) == CLASS_MAGIC_USER)) #define IS_CLERIC(ch) (!IS_NPC(ch) && \ (GET_CLASS(ch) == CLASS_CLERIC)) #define IS_THIEF(ch) (!IS_NPC(ch) && \ (GET_CLASS(ch) == CLASS_THIEF)) #define IS_WARRIOR(ch) (!IS_NPC(ch) && \ (GET_CLASS(ch) == CLASS_WARRIOR)) #define OUTSIDE(ch) (!ROOM_FLAGGED(IN_ROOM(ch), ROOM_INDOORS)) /* OS compatibility ******************************************************/ /* there could be some strange OS which doesn't have NULL... */ #ifndef NULL #define NULL (void *)0 #endif #if !defined(FALSE) #define FALSE 0 #endif #if !defined(TRUE) #define TRUE (!FALSE) #endif /* defines for fseek */ #ifndef SEEK_SET #define SEEK_SET 0 #define SEEK_CUR 1 #define SEEK_END 2 #endif /* * NOCRYPT can be defined by an implementor manually in sysdep.h. * CIRCLE_CRYPT is a variable that the 'configure' script * automatically sets when it determines whether or not the system is * capable of encrypting. */ #if defined(NOCRYPT) || !defined(CIRCLE_CRYPT) #define CRYPT(a,b) (a) #else #define CRYPT(a,b) ((char *) crypt((a),(b))) #endif