/***************************************************************************
 *  Original Diku Mud copyright (C) 1990, 1991 by Sebastian Hammer,        *
 *  Michael Seifert, Hans Henrik St{rfeldt, Tom Madsen, and Katja Nyboe.   *
 *                                                                         *
 *  Merc Diku Mud improvments copyright (C) 1992, 1993 by Michael          *
 *  Chastain, Michael Quan, and Mitchell Tse.                              *
 *                                                                         *
 *  In order to use any part of this Merc Diku Mud, you must comply with   *
 *  both the original Diku license in 'license.doc' as well the Merc       *
 *  license in 'license.txt'.  In particular, you may not remove either of *
 *  these copyright notices.                                               *
 *                                                                         *
 *  Much time and thought has gone into this software and you are          *
 *  benefitting.  We hope that you share your changes too.  What goes      *
 *  around, comes around.                                                  *
 ***************************************************************************/

#if defined(macintosh)
#include <types.h>
#else
#include <sys/types.h>
#endif
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include "merc.h"
#include "interp.h"


bool    check_social    args( ( CHAR_DATA *ch, char *command,
			    char *argument ) );



/*
 * Command logging types.
 */
#define LOG_NORMAL      0
#define LOG_ALWAYS      1
#define LOG_NEVER       2



/*
 * Log-all switch.
 */
bool                            fLogAll         = FALSE;



/*
 * Command table.
 */
const   struct  cmd_type        cmd_table       [] =
{
    /*
     * Common movement commands.
     */
    { "north",          do_north,       POS_STANDING,    0,  LOG_NEVER, 0 },
    { "east",           do_east,        POS_STANDING,    0,  LOG_NEVER, 0 },
    { "south",          do_south,       POS_STANDING,    0,  LOG_NEVER, 0 },
    { "west",           do_west,        POS_STANDING,    0,  LOG_NEVER, 0 },
    { "up",             do_up,          POS_STANDING,    0,  LOG_NEVER, 0 },
    { "down",           do_down,        POS_STANDING,    0,  LOG_NEVER, 0 },

    /*
     * Common other commands.
     * Placed here so one and two letter abbreviations work.
     */
    { "at",             do_at,          POS_DEAD,       L6,  LOG_NORMAL, 1 },
    { "auction",        do_auction,     POS_SLEEPING,    0,  LOG_NORMAL, 1 },
    { "buy",            do_buy,         POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "cast",           do_cast,        POS_FIGHTING,    0,  LOG_NORMAL, 1 },
    { "channels",       do_channels,    POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "exits",          do_exits,       POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "get",            do_get,         POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "goto",           do_goto,        POS_DEAD,       L8,  LOG_NORMAL, 1 },
    { "heal",           do_heal,        POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "hit",            do_kill,        POS_FIGHTING,    0,  LOG_NORMAL, 0 },
    { "inventory",      do_inventory,   POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "kill",           do_kill,        POS_FIGHTING,    0,  LOG_NORMAL, 1 },
    { "look",           do_look,        POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "last",           do_last,        POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "lastimm",        do_lastimm,     POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "messages",       do_messages,    POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "tq",             do_tq,          POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "music",          do_music,       POS_SLEEPING,    0,  LOG_NORMAL, 1 }, 
    { "order",          do_order,       POS_RESTING,     0,  LOG_ALWAYS, 1 },
    { "practice",       do_practice,    POS_SLEEPING,    0,  LOG_NORMAL, 1 },
    { "rest",           do_rest,        POS_SLEEPING,    0,  LOG_NORMAL, 1 },
    { "sit",            do_sit,         POS_SLEEPING,    0,  LOG_NORMAL, 1 },
    { "scan",           do_scan,        POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "sockets",        do_sockets,     POS_DEAD,       L4,  LOG_NORMAL, 1 },
    { "stand",          do_stand,       POS_SLEEPING,    0,  LOG_NORMAL, 1 },
    { "track",          do_track,       POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "tell",           do_tell,        POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "beep",           do_beep,        POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "wield",          do_wear,        POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "wizhelp",        do_wizhelp,     POS_DEAD,       HE,  LOG_NORMAL, 1 },

    /*
     * Informational commands.
     */
    { "affects",        do_effects,     POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "areas",          do_areas,       POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "bug",            do_bug,         POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "changes",        do_changes,     POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "commands",       do_commands,    POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "compare",        do_compare,     POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "consider",       do_consider,    POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "credits",        do_credits,     POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "cwho",           do_cwho,        POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "equipment",      do_equipment,   POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "examine",        do_examine,     POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "effects",        do_effects,     POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "sgroups",        do_groups,      POS_SLEEPING,    0,  LOG_NORMAL, 1 },
    { "help",           do_help,        POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "idea",           do_idea,        POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "info",           do_info,        POS_SLEEPING,    0,  LOG_NORMAL, 1 },
    { "levels",         do_levels,      POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "motd",           do_motd,        POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "news",           do_news,        POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "read",           do_read,        POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "report",         do_report,      POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "rules",          do_rules,       POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "score",          do_score,       POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "search",         do_search,      POS_STANDING,    0,  LOG_NORMAL, 1 },
/*    { "show",         do_show,        POS_DEAD,        0,  LOG_NORMAL, 1 }, */
    { "skills",         do_skills,      POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "socials",        do_socials,     POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "spells",         do_spells,      POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "story",          do_story,       POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "time",           do_time,        POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "typo",           do_typo,        POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "weather",        do_weather,     POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "who",            do_who,         POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "whois",          do_finger,      POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "wizlist",        do_wizlist,     POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "worth",          do_worth,       POS_SLEEPING,    0,  LOG_NORMAL, 1 },

    /*
     * Configuration commands.
     */
    { "afk",            do_afk,         POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "alias",          do_alias,       POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "autolist",       do_autolist,    POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "autoassist",     do_autoassist,  POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "autoexit",       do_autoexit,    POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "autogold",       do_autogold,    POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "autoloot",       do_autoloot,    POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "autosac",        do_autosac,     POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "autosplit",      do_autosplit,   POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "brief",          do_brief,       POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "channels",       do_channels,    POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "combine",        do_combine,     POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "compact",        do_compact,     POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "config",         do_autolist,    POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "description",    do_description, POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "delet",          do_delet,       POS_DEAD,        0,  LOG_ALWAYS, 0 },
    { "delete",         do_delete,      POS_DEAD,        0,  LOG_ALWAYS, 1 },
    { "nofollow",       do_nofollow,    POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "noloot",         do_noloot,      POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "nosummon",       do_nosummon,    POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "color",          do_nocolor,     POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "outfit",         do_outfit,      POS_RESTING,     0,  LOG_ALWAYS, 1 },
    { "password",       do_password,    POS_DEAD,        0,  LOG_NEVER,  1 },
    { "pk",             do_pk,          POS_DEAD,        0,  LOG_ALWAYS,  1 },
    { "prompt",         do_prompt,      POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "scroll",         do_scroll,      POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "title",          do_title,       POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "unalias",        do_unalias,     POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "wimpy",          do_wimpy,       POS_DEAD,        0,  LOG_NORMAL, 1 },

    /*
     * Communication commands.
     */
    { "answer",         do_answer,      POS_SLEEPING,    0,  LOG_NORMAL, 1 },
    { "auction",        do_auction,     POS_SLEEPING,    0,  LOG_NORMAL, 1 },
    { "deaf",           do_deaf,        POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "emote",          do_emote,       POS_RESTING,     0,  LOG_NORMAL, 1 },
    { ".",              do_gossip,      POS_SLEEPING,    0,  LOG_NORMAL, 0 },
    { "gossip",         do_gossip,      POS_SLEEPING,    0,  LOG_NORMAL, 1 },
    { ":",              do_emote,       POS_RESTING,     0,  LOG_NORMAL, 0 },
    { "gtell",          do_gtell,       POS_DEAD,        0,  LOG_NORMAL, 1 },
    { ";",              do_gtell,       POS_DEAD,        0,  LOG_NORMAL, 0 },
    { "music",          do_music,       POS_SLEEPING,    0,  LOG_NORMAL, 1 },
    { "note",           do_note,        POS_SLEEPING,    0,  LOG_NORMAL, 1 },
    { "board",          do_board,       POS_SLEEPING,    0,  LOG_NORMAL, 1 },
    { "pose",           do_pose,        POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "question",       do_question,    POS_SLEEPING,    0,  LOG_NORMAL, 1 },
    { "quiet",          do_quiet,       POS_SLEEPING,    0,  LOG_NORMAL, 1 },
    { "reply",          do_reply,       POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "say",            do_say,         POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "'",              do_say,         POS_RESTING,     0,  LOG_NORMAL, 0 },
    { "shout",          do_shout,       POS_RESTING,     3,  LOG_NORMAL, 1 },
    { "yell",           do_yell,        POS_RESTING,     0,  LOG_NORMAL, 1 },

    /*
     * Object manipulation commands.
     */
    { "brandish",       do_brandish,    POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "close",          do_close,       POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "donate",         do_donate,      POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "drink",          do_drink,       POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "drop",           do_drop,        POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "eat",            do_eat,         POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "fill",           do_fill,        POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "give",           do_give,        POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "hold",           do_wear,        POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "list",           do_list,        POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "lock",           do_lock,        POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "open",           do_open,        POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "pick",           do_pick,        POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "pour",           do_pour,        POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "put",            do_put,         POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "quaff",          do_quaff,       POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "recite",         do_recite,      POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "remove",         do_remove,      POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "sell",           do_sell,        POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "take",           do_get,         POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "sacrifice",      do_sacrifice,   POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "junk",           do_junk,        POS_RESTING,     0,  LOG_NORMAL, 0 },
    { "tap",            do_sacrifice,   POS_RESTING,     0,  LOG_NORMAL, 0 },   
    { "unlock",         do_unlock,      POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "value",          do_value,       POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "wear",           do_wear,        POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "zap",            do_zap,         POS_RESTING,     0,  LOG_NORMAL, 1 },

    /*
     * Combat commands.
     */
    { "backstab",       do_backstab,    POS_STANDING,    0,  LOG_NORMAL, 1 },
    { "bash",           do_bash,        POS_FIGHTING,    0,  LOG_NORMAL, 1 },
    { "bs",             do_backstab,    POS_STANDING,    0,  LOG_NORMAL, 0 },
    { "berserk",        do_berserk,     POS_FIGHTING,    0,  LOG_NORMAL, 1 },
    { "dirt",           do_dirt,        POS_FIGHTING,    0,  LOG_NORMAL, 1 },
    { "disarm",         do_disarm,      POS_FIGHTING,    0,  LOG_NORMAL, 1 },
    { "flee",           do_flee,        POS_FIGHTING,    0,  LOG_NORMAL, 1 },
    { "kick",           do_kick,        POS_FIGHTING,    0,  LOG_NORMAL, 1 },
    { "murde",          do_murde,       POS_FIGHTING,   IM,  LOG_NORMAL, 0 },
    { "murder",         do_murder,      POS_FIGHTING,   IM,  LOG_ALWAYS, 1 },
    { "rescue",         do_rescue,      POS_FIGHTING,    0,  LOG_NORMAL, 0 },
    { "trip",           do_trip,        POS_FIGHTING,    0,  LOG_NORMAL, 1 },

    /*
     * Miscellaneous commands.
     */
    { "follow",         do_follow,      POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "gain",           do_gain,        POS_STANDING,    0,  LOG_NORMAL, 1 },
    { "group",          do_group,       POS_SLEEPING,    0,  LOG_NORMAL, 1 },
    { "sgroups",        do_groups,      POS_SLEEPING,    0,  LOG_NORMAL, 1 },
    { "hide",           do_hide,        POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "qui",            do_qui,         POS_DEAD,        0,  LOG_NORMAL, 0 },
    { "quit",           do_quit,        POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "recall",         do_recall,      POS_FIGHTING,    0,  LOG_NORMAL, 1 },
    { "/",              do_recall,      POS_FIGHTING,    0,  LOG_NORMAL, 0 },
    { "save",           do_save,        POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "sleep",          do_sleep,       POS_SLEEPING,    0,  LOG_NORMAL, 1 },
    { "sneak",          do_sneak,       POS_STANDING,    0,  LOG_NORMAL, 1 },
    { "split",          do_split,       POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "steal",          do_steal,       POS_STANDING,    0,  LOG_NORMAL, 1 },
    { "train",          do_train,       POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "visible",        do_visible,     POS_SLEEPING,    0,  LOG_NORMAL, 1 },
    { "wake",           do_wake,        POS_SLEEPING,    0,  LOG_NORMAL, 1 },
    { "where",          do_where,       POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "brew",           do_brew,        POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "scribe",         do_scribe,      POS_RESTING,     0,  LOG_NORMAL, 1 },
    { "comment",        do_comment,     POS_DEAD,        0,  LOG_NORMAL, 1 },
    { "email",          do_email,       POS_DEAD,        0,  LOG_NORMAL, 1 },



    /*
     * Immortal commands.
     */
     { "advance",       do_advance,     POS_DEAD,       ML,  LOG_ALWAYS, 1 },
     { "advance",       do_levelgain,   POS_DEAD,        0,  LOG_NORMAL, 1 },
     { "award",         do_award,       POS_DEAD,       ML,  LOG_ALWAYS, 1 },
     { "hotboot",       do_copyover,    POS_DEAD,       ML,  LOG_ALWAYS, 1 },
     { "dump",          do_dump,        POS_DEAD,       ML,  LOG_ALWAYS, 0 },
     { "trust",         do_trust,       POS_DEAD,       ML,  LOG_ALWAYS, 1 },
     
     { "allow",         do_allow,       POS_DEAD,       L2,  LOG_ALWAYS, 1 },
     { "ban",           do_ban,         POS_DEAD,       L2,  LOG_ALWAYS, 1 },
     { "cut",           do_new_discon,  POS_DEAD,       ML,  LOG_ALWAYS, 1 },
     { "deny",          do_deny,        POS_DEAD,       L1,  LOG_ALWAYS, 1 },
     { "disconnect",    do_disconnect,  POS_DEAD,       L3,  LOG_ALWAYS, 1 },
     { "freeze",                do_freeze,      POS_DEAD,       L3,  LOG_ALWAYS, 1 },
     { "reboo",         do_reboo,       POS_DEAD,       L1,  LOG_NORMAL, 0 },
     { "reboot",                do_reboot,      POS_DEAD,       L1,  LOG_ALWAYS, 1 },
     { "repop",         do_repop,       POS_DEAD,       L8,  LOG_ALWAYS, 1 },
     { "sinfo",         do_sendinfo,    POS_DEAD,       L1,  LOG_ALWAYS, 1 },
     { "set",           do_set,         POS_DEAD,       L2,  LOG_ALWAYS, 1 },
     { "shutdow",       do_shutdow,     POS_DEAD,       L1,  LOG_NORMAL, 0 },
     { "shutdown",      do_shutdown,    POS_DEAD,       L1,  LOG_ALWAYS, 1 },
     { "wizlock",       do_wizlock,     POS_DEAD,       L2,  LOG_ALWAYS, 1 },
     
     { "force",         do_force,       POS_DEAD,       L7,  LOG_ALWAYS, 1 },
     { "load",          do_load,        POS_DEAD,       L7,  LOG_ALWAYS, 1 },
     { "newlock",       do_newlock,     POS_DEAD,       L4,  LOG_ALWAYS, 1 },
     { "nochannels",    do_nochannels,  POS_DEAD,       L5,  LOG_ALWAYS, 1 },
     { "noemote",       do_noemote,     POS_DEAD,       L5,  LOG_ALWAYS, 1 },
     { "noshout",       do_noshout,     POS_DEAD,       L5,  LOG_ALWAYS, 1 },
     { "notell",                do_notell,      POS_DEAD,       L5,  LOG_ALWAYS, 1 },
     { "pecho",         do_pecho,       POS_DEAD,       L4,  LOG_ALWAYS, 1 }, 
     { "pardon",                do_pardon,      POS_DEAD,       L3,  LOG_ALWAYS, 1 },
     { "purge",         do_purge,       POS_DEAD,       L7,  LOG_ALWAYS, 1 },
     { "restore",       do_restore,     POS_DEAD,       L4,  LOG_ALWAYS, 1 },
     { "sla",           do_sla,         POS_DEAD,       L3,  LOG_NORMAL, 0 },
     { "slay",          do_slay,        POS_DEAD,       L3,  LOG_ALWAYS, 1 },
     { "teleport",      do_transfer,    POS_DEAD,       L5,  LOG_ALWAYS, 1 },   
     { "transfer",      do_transfer,    POS_DEAD,       L5,  LOG_ALWAYS, 1 },
     
     { "poofin",                do_bamfin,      POS_DEAD,       L8,  LOG_NORMAL, 1 },
     { "poofout",       do_bamfout,     POS_DEAD,       L8,  LOG_NORMAL, 1 },
     { "gecho",         do_echo,        POS_DEAD,       L4,  LOG_ALWAYS, 1 },
     { "holylight",     do_holylight,   POS_DEAD,       IM,  LOG_NORMAL, 1 },
     { "log",           do_log,         POS_DEAD,       L1,  LOG_ALWAYS, 1 },
     { "memory",                do_memory,      POS_DEAD,       IM,  LOG_NORMAL, 1 },
     { "mwhere",                do_mwhere,      POS_DEAD,       IM,  LOG_NORMAL, 1 },
     { "peace",         do_peace,       POS_DEAD,       L5,  LOG_NORMAL, 1 },
     { "echo",          do_recho,       POS_DEAD,       L6,  LOG_ALWAYS, 1 },
     { "return",         do_return,      POS_DEAD,       L6,  LOG_NORMAL, 1 },
     { "snoop",         do_snoop,       POS_DEAD,       L5,  LOG_ALWAYS, 1 },
     { "stat",          do_stat,        POS_DEAD,       IM,  LOG_NORMAL, 1 },
     { "string",                do_string,      POS_DEAD,       L5,  LOG_ALWAYS, 1 },
     { "switch",                do_switch,      POS_DEAD,       L6,  LOG_ALWAYS, 1 },
     { "wizinvis",      do_invis,       POS_DEAD,       IM,  LOG_NORMAL, 1 },
     { "vnum",          do_vnum,        POS_DEAD,       L7,  LOG_NORMAL, 1 },
     { "clone",         do_clone,       POS_DEAD,       L5,  LOG_ALWAYS, 1 },
     { "immtalk",       do_immtalk,     POS_DEAD,       HE,  LOG_NORMAL, 1 },
     { "imotd",          do_imotd,       POS_DEAD,       HE,  LOG_NORMAL, 1 },
     { ",",             do_immtalk,     POS_DEAD,       HE,  LOG_NORMAL, 0 },
     { "beacon",         do_beacon,      POS_DEAD,       L7,  LOG_NORMAL, 1 },
     { "chaos",         do_chaos,       POS_DEAD,       ML,  LOG_ALWAYS, 1 },
/*     { "clan",                do_clan,        POS_DEAD,       ML,  LOG_ALWAYS, 0 }, */
     { "rlist",         do_rlist,       POS_DEAD,       90,  LOG_NORMAL, 0 },
     { "raffect",       do_raffect,     POS_DEAD,       IM,  LOG_ALWAYS, 1 },

    /*
     * OLC
     */
    { "edit",           do_olc,         POS_DEAD,    90,  LOG_NORMAL, 1 },
    { "asave",          do_asave,       POS_DEAD,    HE,  LOG_NORMAL, 1 },
    { "alist",          do_alist,       POS_DEAD,    90,  LOG_NORMAL, 1 },
    { "resets",         do_resets,      POS_DEAD,    90,  LOG_NORMAL, 1 },

    /*
     * MOBprogram commands.
     */
    { "mpstat",         do_mpstat,      POS_DEAD,       L7,  LOG_NORMAL, 1 },
    { "mpasound",       do_mpasound,    POS_DEAD,        0,  LOG_NORMAL, 0 },
    { "mpjunk",         do_mpjunk,      POS_DEAD,        0,  LOG_NORMAL, 0 },
    { "mpecho",         do_mpecho,      POS_DEAD,        0,  LOG_NORMAL, 0 },
    { "mpechoat",       do_mpechoat,    POS_DEAD,        0,  LOG_NORMAL, 0 },
    { "mpechoaround",   do_mpechoaround,POS_DEAD,        0,  LOG_NORMAL, 0 },
    { "mpkill",         do_mpkill      ,POS_DEAD,        0,  LOG_NORMAL, 0 },
    { "mpmload",        do_mpmload     ,POS_DEAD,        0,  LOG_NORMAL, 0 },
    { "mpoload",        do_mpoload     ,POS_DEAD,        0,  LOG_NORMAL, 0 },
    { "mppurge",        do_mppurge     ,POS_DEAD,        0,  LOG_NORMAL, 0 },
    { "mpgoto",         do_mpgoto      ,POS_DEAD,        0,  LOG_NORMAL, 0 },
    { "mpat",           do_mpat        ,POS_DEAD,        0,  LOG_NORMAL, 0 },
    { "mptransfer",     do_mptransfer  ,POS_DEAD,        0,  LOG_NORMAL, 0 },
    { "mpforce",        do_mpforce     ,POS_DEAD,        0,  LOG_NORMAL, 0 },
    { "mpremember",     do_mpremember  ,POS_DEAD,        0,  LOG_NORMAL, 0 },
    { "mpforget",       do_mpforget    ,POS_DEAD,        0,  LOG_NORMAL, 0 },

    /*
     * End of list.
     */
    { "",               0,              POS_DEAD,        0,  LOG_NORMAL, 0 }
};




/*
 * The main entry point for executing commands.
 * Can be recursively called from 'at', 'order', 'force'.
 */
void interpret( CHAR_DATA *ch, char *argument )
{
    char command[MAX_INPUT_LENGTH];
    char logline[MAX_INPUT_LENGTH];
    int cmd;
    int trust;
    bool found;

    /*
     * Strip leading spaces.
     */
    while ( isspace(*argument) )
	argument++;
    if ( argument[0] == '\0' )
	return;

    /*
     * No hiding.
     */
    REMOVE_BIT( ch->affected_by, AFF_HIDE );

    /*
     * Implement freeze command.
     */
    if ( !IS_NPC(ch) && IS_SET(ch->act, PLR_FREEZE) )
    {
	send_to_char( "You're totally frozen!\n\r", ch );
	return;
    }

    /*
     * Grab the command word.
     * Special parsing so ' can be a command,
     *   also no spaces needed after punctuation.
     */
    strcpy( logline, argument );
    if ( !isalpha(argument[0]) && !isdigit(argument[0]) )
    {
	command[0] = argument[0];
	command[1] = '\0';
	argument++;
	while ( isspace(*argument) )
	    argument++;
    }
    else
    {
	argument = one_argument( argument, command );
    }

    /*
     * Look for command in command table.
     */
    found = FALSE;
    trust = get_trust( ch );
    for ( cmd = 0; cmd_table[cmd].name[0] != '\0'; cmd++ )
    {
	if ( command[0] == cmd_table[cmd].name[0]
	&&   !str_prefix( command, cmd_table[cmd].name )
	&&   cmd_table[cmd].level <= trust )
	{
	    found = TRUE;
	    break;
	}
    }

    if (IS_SET(ch->act,PLR_AFK) && !IS_NPC(ch) )
      {
	 char buff[MAX_STRING_LENGTH];
	 
	 if (str_prefix(command,"afk"))
	   {
	      sprintf(buff,"`RYou're still AFK!`w - %d message%s waiting.\n\r",
		      ch->pcdata->messages,
		      ((ch->pcdata->messages>1)||(ch->pcdata->messages<1)) ?
		      "s" : "");
	      send_to_char(buff,ch);
	   }
      }
   
    /*
     * Log and snoop.
     */
    if ( cmd_table[cmd].log == LOG_NEVER )
	strcpy( logline, "" );

    if ( ( !IS_NPC(ch) && IS_SET(ch->act, PLR_LOG) )
    ||   fLogAll
    ||   cmd_table[cmd].log == LOG_ALWAYS )
    {
	sprintf( log_buf, "Log %s: %s", ch->name, logline );
	log_string( log_buf );
    }

    if ( ch->desc != NULL && ch->desc->snoop_by != NULL )
    {
	write_to_buffer( ch->desc->snoop_by, "% ",    2 );
	write_to_buffer( ch->desc->snoop_by, logline, 0 );
	write_to_buffer( ch->desc->snoop_by, "\n\r",  2 );
    }

    if ( !found )
    {
	/*
	 * Look for command in socials table.
	 */
	if ( !check_social( ch, command, argument ) )
	    send_to_char( "Huh?\n\r", ch );
	return;
    }

    /*
     * Character not in position for command?
     */
    if ( ch->position < cmd_table[cmd].position )
    {
	switch( ch->position )
	{
	case POS_DEAD:
	    send_to_char( "Lie still; you are DEAD.\n\r", ch );
	    break;

	case POS_MORTAL:
	case POS_INCAP:
	    send_to_char( "You are hurt far too bad for that.\n\r", ch );
	    break;

	case POS_STUNNED:
	    send_to_char( "You are too stunned to do that.\n\r", ch );
	    break;

	case POS_SLEEPING:
	    send_to_char( "In your dreams, or what?\n\r", ch );
	    break;

	case POS_RESTING:
	    send_to_char( "Nah... You feel too relaxed...\n\r", ch);
	    break;

	case POS_SITTING:
	    send_to_char( "Better stand up first.\n\r",ch);
	    break;

	case POS_FIGHTING:
	    send_to_char( "No way!  You are still fighting!\n\r", ch);
	    break;

	}
	return;
    }

    /*
     * Dispatch the command.
     */
    (*cmd_table[cmd].do_fun) ( ch, argument );

    tail_chain( );
    return;
}



bool check_social( CHAR_DATA *ch, char *command, char *argument )
{
   char arg[MAX_INPUT_LENGTH];
   CHAR_DATA *victim;
    int cmd;
    bool found;

    found  = FALSE;
    for ( cmd = 0; social_table[cmd].name[0] != '\0'; cmd++ )
    {
	if ( command[0] == social_table[cmd].name[0]
	&&   !str_prefix( command, social_table[cmd].name ) )
	{
	    found = TRUE;
	    break;
	}
    }

    if ( !found )
	return FALSE;

    if ( !IS_NPC(ch) && IS_SET(ch->comm, COMM_NOEMOTE) )
    {
	send_to_char( "You are anti-social!\n\r", ch );
	return TRUE;
    }

    switch ( ch->position )
    {
    case POS_DEAD:
	send_to_char( "Lie still; you are DEAD.\n\r", ch );
	return TRUE;

    case POS_INCAP:
    case POS_MORTAL:
	send_to_char( "You are hurt far too bad for that.\n\r", ch );
	return TRUE;

    case POS_STUNNED:
	send_to_char( "You are too stunned to do that.\n\r", ch );
	return TRUE;

    case POS_SLEEPING:
	/*
	 * I just know this is the path to a 12" 'if' statement.  :(
	 * But two players asked for it already!  -- Furey
	 */
	if ( !str_cmp( social_table[cmd].name, "snore" ) )
	    break;
	send_to_char( "In your dreams, or what?\n\r", ch );
	return TRUE;

    }

    one_argument( argument, arg );
    victim = NULL;
    if ( arg[0] == '\0' )
    {
	act( social_table[cmd].others_no_arg, ch, NULL, victim, TO_ROOM    );
	act( social_table[cmd].char_no_arg,   ch, NULL, victim, TO_CHAR    );
    }
    else if ( ( victim = get_char_room( ch, arg ) ) == NULL )
    {
	send_to_char( "They aren't here.\n\r", ch );
    }
    else if ( victim == ch )
    {
	act( social_table[cmd].others_auto,   ch, NULL, victim, TO_ROOM    );
	act( social_table[cmd].char_auto,     ch, NULL, victim, TO_CHAR    );
    }
    else
    {
	act( social_table[cmd].others_found,  ch, NULL, victim, TO_NOTVICT );
	act( social_table[cmd].char_found,    ch, NULL, victim, TO_CHAR    );
	act( social_table[cmd].vict_found,    ch, NULL, victim, TO_VICT    );

	if ( !IS_NPC(ch) && IS_NPC(victim)
	&&   !IS_AFFECTED(victim, AFF_CHARM)
	&&   IS_AWAKE(victim) 
	&&   victim->desc == NULL)
	{
	    switch ( number_bits( 4 ) )
	    {
	    case 0:

	    case 1: case 2: case 3: case 4:
	    case 5: case 6: case 7: case 8:
		act( social_table[cmd].others_found,
		    victim, NULL, ch, TO_NOTVICT );
		act( social_table[cmd].char_found,
		    victim, NULL, ch, TO_CHAR    );
		act( social_table[cmd].vict_found,
		    victim, NULL, ch, TO_VICT    );
		break;

	    case 9: case 10: case 11: case 12:
		act( "$n slaps $N.",  victim, NULL, ch, TO_NOTVICT );
		act( "You slap $N.",  victim, NULL, ch, TO_CHAR    );
		act( "$n slaps you.", victim, NULL, ch, TO_VICT    );
		break;
	    }
	}
    }

    return TRUE;
}



/*
 * Return true if an argument is completely numeric.
 */
bool is_number ( char *arg )
{
 
    if ( *arg == '\0' )
	return FALSE;
 
    if ( *arg == '+' || *arg == '-' )
	arg++;
 
    for ( ; *arg != '\0'; arg++ )
    {
	if ( !isdigit( *arg ) )
	    return FALSE;
    }
 
    return TRUE;
}



/*
 * Given a string like 14.foo, return 14 and 'foo'
 */
int number_argument( char *argument, char *arg )
{
    char *pdot;
    int number;
    
    for ( pdot = argument; *pdot != '\0'; pdot++ )
    {
	if ( *pdot == '.' )
	{
	    *pdot = '\0';
	    number = atoi( argument );
	    *pdot = '.';
	    strcpy( arg, pdot+1 );
	    return number;
	}
    }

    strcpy( arg, argument );
    return 1;
}



/*
 * Pick off one argument from a string and return the rest.
 * Understands quotes.
 */
char *one_argument( char *argument, char *arg_first )
{
    char cEnd;

    while ( isspace(*argument) )
	argument++;

    cEnd = ' ';
    if ( *argument == '\'' || *argument == '"' )
	cEnd = *argument++;

    while ( *argument != '\0' )
    {
	if ( *argument == cEnd )
	{
	    argument++;
	    break;
	}
	*arg_first = LOWER(*argument);
	arg_first++;
	argument++;
    }
    *arg_first = '\0';

    while ( isspace(*argument) )
	argument++;

    return argument;
}

/* chk_command function coded by Laurie Zenner.  */
void chk_command( CHAR_DATA *ch, char *argument )
{
   char workstr[MAX_INPUT_LENGTH];
   char command[MAX_INPUT_LENGTH];
   char arg[MAX_INPUT_LENGTH];
   CHAR_DATA *victim;
   int pos;
   int var;
   int cmd;
   int trust;
   bool found;

   strcpy( workstr, argument );
   argument[0] = '\0';

   /*
    * Strip leading spaces.
    */
   pos = 0;
   while ( isspace(workstr[pos]) )
      pos++;
   
   if ( workstr[pos] == '\0' )
      return;
   
   /*
    * Implement freeze command.
    */
   if ( !IS_NPC(ch) && IS_SET(ch->act, PLR_FREEZE) )
      return;

   /*
    * Grab the command word.
    * Special parsing so ' can be a command,
    *   also no spaces needed after punctuation.
    */
   if ( !isalpha(workstr[pos]) && !isdigit(workstr[pos]) )
   {
      command[0] = workstr[pos];
      command[1] = '\0';
      while ( isspace(workstr[pos]) )
	 pos++;
   }
   else
   {
      var = 0;
      while (!isspace(workstr[pos]))
      {
	 if (workstr[pos] == '\0')
	    break;

	 command[var] = workstr[pos];
	 var++;
	 pos++;
      }
      command[pos] = '\0';
      while (isspace(workstr[pos]))
	 pos++;
   }   

   /*
    * Look for command in command table.
    */
   found = FALSE;
   trust = get_trust( ch );
   for ( cmd = 0; cmd_table[cmd].name[0] != '\0'; cmd++ )
   {
      if ( command[0] == cmd_table[cmd].name[0]
      &&   !str_prefix( command, cmd_table[cmd].name )
      &&   cmd_table[cmd].level <= trust )
      {
	 found = TRUE;
	 sprintf( argument, "%s", cmd_table[cmd].name );
	 break;
      }
   }

   if (found)
   {
      if ( ch->position < cmd_table[cmd].position )
	 found = FALSE;    /* Character not in position for command */
   }  
   else
   {
      /* Look for command in social table */
      for ( cmd = 0; social_table[cmd].name[0] != '\0'; cmd++ )
      {
	 if ( (command[0] == social_table[cmd].name[0]) &&
	      (!str_prefix( command, social_table[cmd].name)) )
	 {
	    found = TRUE;
	    sprintf( argument, "%s", social_table[cmd].name );
	    break;
	 }
      }

      if (found)
      {
	 if ( !IS_NPC(ch) && IS_SET(ch->comm, COMM_NOEMOTE) )
	    found = FALSE;
	 else
	 {
	    switch ( ch->position )
	    {
	    case POS_DEAD:
	    case POS_INCAP:
	    case POS_MORTAL:
	    case POS_STUNNED: 
	       found = FALSE;
	       break;

	    case POS_SLEEPING:
	       if ( str_cmp( social_table[cmd].name, "snore" ) )
		  found = FALSE;
	       break;
	    }
	 }
      }
      if (found)
      {
	 var = 0;
	 while (!isspace( workstr[pos] ))
	 {
	    if (workstr[pos] == '\0')
	       exit;

	    arg[var] = workstr[pos];
	    pos++;
	    var++;
	 }
	 arg[var] = '\0';

	 victim = NULL;
	 if ( arg[0] != '\0' )
	 {
	    victim = get_char_room( ch, arg );
	    if ( victim == NULL )
	       found = FALSE;
	 }
      }  
   }

   if (!found)
      argument[0] = '\0';   

   return;
}


/*
 * Contributed by Alander.
 */
void do_commands( CHAR_DATA *ch, char *argument )
{
   char buf[MAX_STRING_LENGTH];
   int cmd;
    int col;
 
    col = 0;
    for ( cmd = 0; cmd_table[cmd].name[0] != '\0'; cmd++ )
    {
	if ( cmd_table[cmd].level <  LEVEL_HERO
	&&   cmd_table[cmd].level <= get_trust( ch ) 
	&&   cmd_table[cmd].show)
	{
	    sprintf( buf, "%-12s", cmd_table[cmd].name );
	    send_to_char( buf, ch );
	    if ( ++col % 6 == 0 )
		send_to_char( "\n\r", ch );
	}
    }
 
    if ( col % 6 != 0 )
	send_to_char( "\n\r", ch );
    return;
}

void do_wizhelp( CHAR_DATA *ch, char *argument )
{
   char buf[MAX_STRING_LENGTH];
    int cmd;
    int col;
 
    col = 0;
    for ( cmd = 0; cmd_table[cmd].name[0] != '\0'; cmd++ )
    {
	if ( cmd_table[cmd].level >= LEVEL_HERO
	&&   cmd_table[cmd].level <= get_trust( ch ) 
	&&   cmd_table[cmd].show)
	{
	    sprintf( buf, "%-12s", cmd_table[cmd].name );
	    send_to_char( buf, ch );
	    if ( ++col % 6 == 0 )
		send_to_char( "\n\r", ch );
	}
    }
 
    if ( col % 6 != 0 )
	send_to_char( "\n\r", ch );
    return;
}