path: root/FICS/comproc.c

/* comproc.c
 *
 */

/*
    fics - An internet chess server.
    Copyright (C) 1993  Richard V. Nash

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
*/

/* Revision history:
   name		email		yy/mm/dd	Change
   Richard Nash			93/10/22	Created
   foxbat			95/03/11	Added filters in cmatch
   Markus Uhlin			23/12/09	Fixed implicit ints
*/

#include "stdinclude.h"

#include "board.h"
#include "command.h"
#include "common.h"
#include "comproc.h"
#include "config.h"
#include "eco.h"
#include "ficsmain.h"
#include "formula.h"
#include "gamedb.h"
#include "gameproc.h"
#include "lists.h"
#include "multicol.h"
#include "network.h"
#include "network.h"
#include "obsproc.h"
#include "playerdb.h"
#include "ratings.h"
#include "rmalloc.h"
#include "talkproc.h"
#include "utils.h"
#include "variable.h"

#include <sys/resource.h>

const int none = 0;
const int blitz_rat = 1;
const int std_rat = 2;
const int wild_rat = 3;
const int light_rat = 4;


PUBLIC int com_rating_recalc(int p, param_list param)
{
  ASSERT(parray[p].adminLevel >= ADMIN_ADMIN);
  rating_recalc();
  return COM_OK;
}

PUBLIC int com_more(int p, param_list param)
{
  pmore_file(p);
  return COM_OK;
}

PUBLIC int num_news = -1;

PUBLIC void rscan_news2(FILE *fp, int p, int num)
{
  char junk[MAX_LINE_SIZE], count[10];
  int crtime;
  char *junkp;

  if (num == 0)
    return;

  fgets(junk, MAX_LINE_SIZE, fp);
  if (feof(fp))
    return;
  sscanf(junk, "%d %s", &crtime, count);
  rscan_news2(fp, p, num - 1);
  junkp = junk;
  junkp = nextword(junkp);
  junkp = nextword(junkp);
  pprintf(p, "%3s (%s) %s", count, fix_time(strltime(&crtime)), junkp);
}

PUBLIC int com_news(int p, param_list param)
{
  FILE *fp;
  char filename[MAX_FILENAME_SIZE];
  char junk[MAX_LINE_SIZE];
  char *junkp;
  int crtime, found = 0;
  char count[10];

  sprintf(filename, "%s/newnews.index", news_dir);
  fp = fopen(filename, "r");

  if (!fp) {
    fprintf(stderr, "Can\'t find news index.\n");
    return COM_OK;
  }

  if (param[0].type == 0) {

    /* no params - then just display index of last ten news items */

    pprintf(p,"Index of recent news items:\n");
    fgets(junk, MAX_LINE_SIZE, fp);
    sscanf(junk, "%d %s", &crtime, count);
    rscan_news2(fp, p, 9);
    junkp = junk;
    junkp = nextword(junkp);
    junkp = nextword(junkp);
    pprintf(p, "%3s (%s) %s", count, fix_time(strltime(&crtime)), junkp);
    fclose(fp);

  } else if ((param[0].type == TYPE_WORD) && !strcmp(param[0].val.word,"all")) {

    /* param all - displays index all news items */

    pprintf(p, "Index of all news items:\n");
    fgets(junk, MAX_LINE_SIZE, fp);
    sscanf(junk, "%d %s", &crtime, count);
    rscan_news(fp, p, 0);
    junkp = junk;
    junkp = nextword(junkp);
    junkp = nextword(junkp);
    pprintf(p, "%3s (%s) %s", count, fix_time(strltime(&crtime)), junkp);
    fclose(fp);

  } else {

    /* check if the specific news file exist in index */

    while (!feof(fp) && !found) {
      junkp = junk;
      fgets(junk, MAX_LINE_SIZE, fp);
      if (feof(fp))
	break;
      sscanf(junkp, "%d %s", &crtime, count);
      if (!strcmp(count, param[0].val.word)) {
	found = 1;
	junkp = nextword(junkp);
	junkp = nextword(junkp);
	pprintf(p, "NEWS %3s (%s) %s\n", count, fix_time(strltime(&crtime)),
		junkp);
      }
    }

    fclose(fp);

    if (!found) {
      pprintf(p, "Bad index number!\n");
      return COM_OK;
    }

    /* file exists - show it */
    sprintf(filename, "%s/news.%s", news_dir, param[0].val.word);
    fp = fopen(filename, "r");
    if (!fp) {
      pprintf(p, "No more info.\n");
      return COM_OK;
    }

    fclose(fp);

    sprintf(filename, "news.%s", param[0].val.word);
    if (psend_file(p, news_dir, filename) < 0) {
      pprintf(p, "Internal error - couldn't send news file!\n");
    }
  }

  return COM_OK;
}

PUBLIC int com_quit(int p, param_list param)
{
  if ((parray[p].game >= 0) && (garray[parray[p].game].status == GAME_EXAMINE)) {
    pcommand(p, "unexamine");
  }

  if (parray[p].game >= 0) {
    pprintf(p, "You can't quit while you are playing a game.\nType 'resign' to resign the game, or you can request an abort with 'abort'.\n");
    return COM_OK;
  }
  psend_logoutfile(p, mess_dir, MESS_LOGOUT);
  return COM_LOGOUT;
}

PUBLIC int com_set(int p, param_list param)
{
  int result;
  int which;
  char *val;

  if (param[1].type == TYPE_NULL)
    val = NULL;
  else
    val = param[1].val.string;
  result = var_set(p, param[0].val.word, val, &which);
  switch (result) {
  case VAR_OK:
    break;
  case VAR_BADVAL:
    pprintf(p, "Bad value given for variable %s.\n", param[0].val.word);
    break;
  case VAR_NOSUCH:
    pprintf(p, "No such variable name %s.\n", param[0].val.word);
    break;
  case VAR_AMBIGUOUS:
    pprintf(p, "Ambiguous variable name %s.\n", param[0].val.word);
    break;
  }
  /* player_save(p); */
  return COM_OK;
}

PUBLIC int FindPlayer(int p, char* name, int *p1, int *connected)
{
  *p1 = player_search(p, name);
  if (*p1 == 0)
    return 0;
  if (*p1 < 0) {		/* player had to be connected and will be
			   removed later */
    *connected = 0;
    *p1 = (-*p1) - 1;
  } else {
    *connected = 1;
    *p1 = *p1 - 1;
  }
  return 1;
}

PRIVATE void com_stats_andify(int *numbers, int howmany, char *dest)
{
  char tmp[10];

  *dest = '\0';
  while (howmany--) {
    sprintf(tmp, "%d", numbers[howmany]);
    strcat(dest, tmp);
    if (howmany > 1)
      sprintf(tmp, ", ");
    else if (howmany == 1)
      sprintf(tmp, " and ");
    else
      sprintf(tmp, ".\n");
    strcat(dest, tmp);
  }
  return;
}

PRIVATE void com_stats_rating(char *hdr, statistics * stats, char *dest)
{
  char tmp[100];

  sprintf(dest, "%-10s%4s    %5.1f   %4d   %4d   %4d   %4d",
	  hdr, ratstr(stats->rating), stats->sterr, stats->win, stats->los, stats->dra, stats->num);
  if (stats->whenbest) {
    sprintf(tmp, "   %d", stats->best);
    strcat(dest, tmp);
    strftime(tmp, sizeof(tmp), " (%d-%b-%y)", localtime((time_t *) & stats->whenbest));
    strcat(dest, tmp);
  }
  strcat(dest, "\n");
  return;
}

PUBLIC int com_stats(int p, param_list param)
{
  int g, i, t;
  int p1, connected;
  char line[255], tmp[255];
  int numbers[MAX_OBSERVE > MAX_SIMUL ? MAX_OBSERVE : MAX_SIMUL];
  int onTime;

   if (param[0].type == TYPE_WORD) {
    if (!FindPlayer(p, param[0].val.word, &p1, &connected))
      return COM_OK;
  } else {
      p1 = p;
      connected = 1;
  }

  sprintf(line, "\nStatistics for %-11s ", parray[p1].name);
  if ((connected) && (parray[p1].status == PLAYER_PROMPT)) {
    sprintf(tmp, "On for: %s", hms_desc(player_ontime(p1)));
    strcat(line, tmp);
    sprintf(tmp, "   Idle: %s\n", hms_desc(player_idle(p1)));
  } else {
    if ((t = player_lastdisconnect(p1)))
      sprintf(tmp, "(Last disconnected %s):\n", strltime(&t));
    else
      sprintf(tmp, "(Never connected.)\n");
  }
  strcat(line, tmp);
  pprintf(p, "%s", line);
  if (parray[p1].simul_info.numBoards) {
    for (i = 0, t = 0; i < parray[p1].simul_info.numBoards; i++) {
      if ((numbers[t] = parray[p1].simul_info.boards[i] + 1) != 0)
	t++;
    }
    pprintf(p, "%s is giving a simul: game%s ", parray[p1].name, ((t > 1) ? "s" : ""));
    com_stats_andify(numbers, t, tmp);
    pprintf(p, tmp);
  } else if (parray[p1].game >= 0) {
    g = parray[p1].game;
    if (garray[g].status == GAME_EXAMINE) {
      pprintf(p, "(Examining game %d: %s vs. %s)\n", g + 1,
            garray[g].white_name, garray[g].black_name);
    } else {
      pprintf(p, "(playing game %d: %s vs. %s)\n", g + 1,
	    parray[garray[g].white].name, parray[garray[g].black].name);
      if (garray[g].link >= 0) {
	pprintf(p, "(partner is playing game %d: %s vs. %s)\n", garray[g].link + 1,
	    parray[garray[garray[g].link].white].name,
	    parray[garray[garray[g].link].black].name);
      }
    }
  }
  if (parray[p1].num_observe) {
    for (i = 0, t = 0; i < parray[p1].num_observe; i++) {
      g = parray[p1].observe_list[i];
      if ((g != -1) && ((parray[p].adminLevel >= ADMIN_ADMIN) || (garray[g].private == 0)))
	numbers[t++] = g + 1;
    }
    if (t) {
      pprintf(p, "%s is observing game%s ", parray[p1].name, ((t > 1) ? "s" : ""));
      com_stats_andify(numbers, t, tmp);
      pprintf(p, tmp);
    }
  }
  if (parray[p1].busy[0]) {
    pprintf(p, "(%s %s)\n", parray[p1].name, parray[p1].busy);
  }
  if (!parray[p1].registered) {
    pprintf(p, "%s is NOT a registered player.\n\n", parray[p1].name);
  } else {
    pprintf(p, "\n         rating     RD     win   loss   draw  total   best\n");
    com_stats_rating("Blitz", &parray[p1].b_stats, tmp);
    pprintf(p, tmp);
    com_stats_rating("Standard", &parray[p1].s_stats, tmp);
    pprintf(p, tmp);
    com_stats_rating("Lightning", &parray[p1].l_stats, tmp);
    pprintf(p, tmp);
    com_stats_rating("Wild", &parray[p1].w_stats, tmp);
    pprintf(p, tmp);
  }
  pprintf(p, "\n");
  if (parray[p1].adminLevel > 0) {
    pprintf(p, "Admin Level: ");
    switch (parray[p1].adminLevel) {
    case 5:
      pprintf(p, "Authorized Helper Person\n");
      break;
    case 10:
      pprintf(p, "Administrator\n");
      break;
    case 15:
      pprintf(p, "Help File Librarian/Administrator\n");
      break;
    case 20:
      pprintf(p, "Master Administrator\n");
      break;
    case 50:
      pprintf(p, "Master Help File Librarian/Administrator\n");
      break;
    case 60:
      pprintf(p, "Assistant Super User\n");
      break;
    case 100:
      pprintf(p, "Super User\n");
      break;
    default:
      pprintf(p, "%d\n", parray[p1].adminLevel);
      break;
    }
  }
  if (parray[p].adminLevel > 0)
    pprintf(p, "Full Name  : %s\n", (parray[p1].fullName ? parray[p1].fullName : "(none)"));
  if (((p1 == p) && (parray[p1].registered)) || (parray[p].adminLevel > 0))
    pprintf(p, "Address    : %s\n", (parray[p1].emailAddress ? parray[p1].emailAddress : "(none)"));
  if (parray[p].adminLevel > 0) {
    pprintf(p, "Host       : %s\n",
	    dotQuad(connected ? parray[p1].thisHost : parray[p1].lastHost));
  }
  if ((parray[p].adminLevel > 0) && (parray[p1].registered))
    if (parray[p1].num_comments)
      pprintf(p, "Comments   : %d\n", parray[p1].num_comments);

  if (connected && parray[p1].registered && (p==p1 ||
     (parray[p].adminLevel > 0))) {
    char *timeToStr = ctime((time_t *) &parray[p1].timeOfReg);

    timeToStr[strlen(timeToStr)-1]='\0';
    pprintf(p, "\n");
    onTime = (time(0) - parray[p1].logon_time) + parray[p1].totalTime;

    pprintf(p, "Total time on-line: %s\n", hms_desc(onTime) );
    pprintf(p, "%% of life on-line:  %3.1f  (since %s)\n",
           (double)((onTime*100)/(double)(time(0)-parray[p1].timeOfReg)),
           timeToStr);
  }

#ifdef TIMESEAL
  if (connected)
    pprintf(p, "\nTimeseal   : %s\n",
	    (con[parray[p1].socket].timeseal) ? "On" : "Off");
  if ((parray[p].adminLevel > 0) && (connected)) {
    if (findConnection(parray[p1].socket) && con[parray[p1].socket].timeseal) {
      pprintf(p, "Unix acc   : %s\nSystem/OS  : %s\n",
             con[parray[p1].socket].user,
             con[parray[p1].socket].sys);
    }
  }
#endif

  if (parray[p1].num_plan) {
    pprintf(p, "\n");
    for (i = 0; i < parray[p1].num_plan; i++)
      pprintf(p, "%2d: %s\n", i + 1, (parray[p1].planLines[i] != NULL) ? parray[p1].planLines[i] : "");
  }
  if (!connected)
    player_remove(p1);
  return COM_OK;
}

PUBLIC int com_password(int p, param_list param)
{
  char *oldpassword = param[0].val.word;
  char *newpassword = param[1].val.word;
  char salt[3];

  if (!parray[p].registered) {
    pprintf(p, "Setting a password is only for registered players.\n");
    return COM_OK;
  }
  if (parray[p].passwd) {
    salt[0] = parray[p].passwd[0];
    salt[1] = parray[p].passwd[1];
    salt[2] = '\0';
    if (strcmp(crypt(oldpassword, salt), parray[p].passwd)) {
      pprintf(p, "Incorrect password, password not changed!\n");
      return COM_OK;
    }
    rfree(parray[p].passwd);
    parray[p].passwd = NULL;
  }
  salt[0] = 'a' + rand() % 26;
  salt[1] = 'a' + rand() % 26;
  salt[2] = '\0';
  parray[p].passwd = xstrdup(crypt(newpassword, salt));
  pprintf(p, "Password changed to \"%s\".\n", newpassword);
  return COM_OK;
}

PUBLIC int com_uptime(int p, param_list param)
{
  unsigned long uptime = time(0) - startuptime;
  struct rusage ru;
  int days  = (uptime / (60*60*24));
  int hours = ((uptime % (60*60*24)) / (60*60));
  int mins  = (((uptime % (60*60*24)) % (60*60)) / 60);
  int secs  = (((uptime % (60*60*24)) % (60*60)) % 60);

  pprintf(p, "Server location: %s   Server version : %s\n", fics_hostname,VERS_NUM);
  pprintf(p, "The server has been up since %s.\n", strltime(&startuptime));
  if ((days==0) && (hours==0) && (mins==0)) {
    pprintf(p, "(Up for %d second%s)\n",
               secs, (secs==1) ? "" : "s");
  } else if ((days==0) && (hours==0)) {
    pprintf(p, "(Up for %d minute%s and %d second%s)\n",
               mins, (mins==1) ? "" : "s",
               secs, (secs==1) ? "" : "s");
  } else if (days==0) {
    pprintf(p, "(Up for %d hour%s, %d minute%s and %d second%s)\n",
               hours, (hours==1) ? "" : "s",
               mins, (mins==1) ? "" : "s",
               secs, (secs==1) ? "" : "s");
  } else {
    pprintf(p, "(Up for %d day%s, %d hour%s, %d minute%s and %d second%s)\n",
               days, (days==1) ? "" : "s",
               hours, (hours==1) ? "" : "s",
               mins, (mins==1) ? "" : "s",
               secs, (secs==1) ? "" : "s");
  }
  pprintf(p, "\nAllocs: %u  Frees: %u  Allocs In Use: %u\n",
	  malloc_count, free_count, malloc_count - free_count);
  if (parray[p].adminLevel >= ADMIN_ADMIN) {
    pprintf(p, "\nplayer size:%d, game size:%d, con size:%d, g_num:%d\n",
	    sizeof(player), sizeof(game), net_consize(), g_num);
    getrusage(RUSAGE_SELF, &ru);
    pprintf(p, "pagesize = %d, maxrss = %d, total = %d\n", getpagesize(), ru.ru_maxrss, getpagesize() * ru.ru_maxrss);
  }
  pprintf(p, "\nPlayer limit: %d\n", max_connections-10);
  pprintf(p, "\nThere are currently %d players, with a high of %d since last restart.\n", player_count(1), player_high);
  pprintf(p, "There are currently %d games, with a high of %d since last restart.\n", game_count(), game_high);
  pprintf(p, "\nCompiled on %s\n", COMP_DATE);
  return COM_OK;
}

PUBLIC int com_date(int p, param_list param)
{
  int t = time(0);
  pprintf(p, "Local time     - %s\n", strltime(&t));
  pprintf(p, "Greenwich time - %s\n", strgtime(&t));
  return COM_OK;
}

char *inout_string[] = {
  "login", "logout"
};

PRIVATE int plogins(p, fname)
int p;
char *fname;
{
  FILE *fp;
  int inout, thetime, registered;
  char loginName[MAX_LOGIN_NAME + 1];
  char ipstr[20];

  fp = fopen(fname, "r");
  if (!fp) {
    pprintf(p, "Sorry, no login information available.\n");
    return COM_OK;
  }
  while (!feof(fp)) {
    if (fscanf(fp, "%d %s %d %d %s\n", &inout, loginName, &thetime,
	       &registered, ipstr) != 5) {
      fprintf(stderr, "FICS: Error in login info format. %s\n", fname);
      fclose(fp);
      return COM_OK;
    }
    pprintf(p, "%s: %-17s %-6s", strltime(&thetime), loginName,
	    inout_string[inout]);
    if (parray[p].adminLevel > 0) {
      pprintf(p, " from %s\n", ipstr);
    } else
      pprintf(p, "\n");
  }
  fclose(fp);
  return COM_OK;
}

PUBLIC int com_llogons(int p, param_list param)
{
  char fname[MAX_FILENAME_SIZE];

  sprintf(fname, "%s/%s", stats_dir, STATS_LOGONS);
  return plogins(p, fname);
}

PUBLIC int com_logons(int p, param_list param)
{
  char fname[MAX_FILENAME_SIZE];

  if (param[0].type == TYPE_WORD) {
    sprintf(fname, "%s/player_data/%c/%s.%s", stats_dir, param[0].val.word[0], param[0].val.word, STATS_LOGONS);
  } else {
    sprintf(fname, "%s/player_data/%c/%s.%s", stats_dir, parray[p].login[0], parray[p].login, STATS_LOGONS);
  }
  return plogins(p, fname);
}

#define WHO_OPEN 0x01
#define WHO_CLOSED 0x02
#define WHO_RATED 0x04
#define WHO_UNRATED 0x08
#define WHO_FREE 0x10
#define WHO_PLAYING 0x20
#define WHO_REGISTERED 0x40
#define WHO_UNREGISTERED 0x80
#define WHO_BUGTEAM 0x100

#define WHO_ALL 0xff

void AddPlayerLists (int p1, char *ptmp)
{
  if ((parray[p1].adminLevel >= 10) && (parray[p1].i_admin))
    strcat(ptmp, "(*)");
  if (in_list(p1, L_COMPUTER, parray[p1].name))
    strcat(ptmp, "(C)");
  if (in_list(p1, L_FM, parray[p1].name))
    strcat(ptmp, "(FM)");
  if (in_list(p1, L_IM, parray[p1].name))
    strcat(ptmp, "(IM)");
  if (in_list(p1, L_GM, parray[p1].name))
    strcat(ptmp, "(GM)");
  if (in_list(p1, L_TD, parray[p1].name))
    strcat(ptmp, "(TD)");
  if (in_list(p1, L_TEAMS, parray[p1].name))
    strcat(ptmp, "(T)");
  if (in_list(p1, L_BLIND, parray[p1].name))
    strcat(ptmp, "(B)");
}

PRIVATE void who_terse(int p, int num, int *plist, int type)
{
  char ptmp[80 + 20];		/* for highlight */
  multicol *m = multicol_start(PARRAY_SIZE);
  int i;
  int p1;
  int rat;

  /* altered DAV 3/15/95 */

  for (i = 0; i < num; i++) {
    p1 = plist[i];

    if (type == blitz_rat)
      rat = parray[p1].b_stats.rating;
    else if (type == wild_rat)
      rat = parray[p1].w_stats.rating;
    else if (type == std_rat)
      rat = parray[p1].s_stats.rating;
    else if (type == light_rat)
      rat = parray[p1].l_stats.rating;

    if (type == none) {
      sprintf(ptmp, "     ");
    } else {
      sprintf(ptmp, "%-4s", ratstrii(rat, parray[p1].registered));
      if (parray[p1].simul_info.numBoards) {
	strcat(ptmp, "~");
      } else if ((parray[p1].game >= 0) && (garray[parray[p1].game].status == GAME_EXAMINE)) {
        strcat(ptmp, "#");
      } else if (parray[p1].game >= 0) {
	strcat(ptmp, "^");
      } else if (!parray[p1].open) {
	strcat(ptmp, ":");
      } else if (player_idle(p1) > 300) {
	strcat(ptmp, ".");
      } else {
	strcat(ptmp, " ");
      }
    }

    if (p == p1) {
      psprintf_highlight(p, ptmp + strlen(ptmp), "%s", parray[p1].name);
    } else {
      strcat(ptmp, parray[p1].name);
    }

    AddPlayerLists(p1, ptmp);
    multicol_store(m, ptmp);
  }
  multicol_pprint(m, p, 80, 2);
  multicol_end(m);
  pprintf(p, "\n %d players displayed (of %d). (*) indicates system administrator.\n", num, player_count(1));
}

PRIVATE void
who_verbose(int p, int num, int plist[])
{
	char	 p1WithAttrs[255];
	char	 playerLine[255];
	char	 tmp[255];
	int	 p1;
	int	 ret, too_long;

	pprintf(p, " +---------------------------------------------------------------+\n");
	pprintf(p, " |      User              Standard    Blitz        On for   Idle |\n");
	pprintf(p, " +---------------------------------------------------------------+\n");

	for (int i = 0; i < num; i++) {
		p1 = plist[i];
		strcpy(playerLine, " |");

		if (parray[p1].game >= 0)
			sprintf(tmp, "%3d", parray[p1].game + 1);
		else
			sprintf(tmp, "   ");

		strcat(playerLine, tmp);

		if (!parray[p1].open)
			sprintf(tmp, "X");
		else
			sprintf(tmp, " ");

		strcat(playerLine, tmp);

		if (parray[p1].registered) {
			if (parray[p1].rated)
				sprintf(tmp, " ");
			else
				sprintf(tmp, "u");
		} else {
			sprintf(tmp, "U");
		}

		strcat(playerLine, tmp);
		strcpy(p1WithAttrs, parray[p1].name);
		AddPlayerLists(p1, p1WithAttrs);
		p1WithAttrs[17] = '\0';

		if (p == p1) {
			strcpy(tmp, " ");
			psprintf_highlight(p, tmp + strlen(tmp), "%-17s",
			    p1WithAttrs);
		} else {
			ret = snprintf(tmp, sizeof tmp, " %-17s", p1WithAttrs);
			too_long = (ret < 0 || (size_t)ret >= sizeof tmp);
			if (too_long) {
				fprintf(stderr, "FICS: %s: warning: "
				    "snprintf truncated\n", __func__);
			}
		}

		strcat(playerLine, tmp);
		sprintf(tmp, " %4s        %-4s        %5s  ",
		    ratstrii(parray[p1].s_stats.rating,
		    parray[p1].registered),
		    ratstrii(parray[p1].b_stats.rating,
		    parray[p1].registered),
		    hms(player_ontime(p1), 0, 0, 0));
		strcat(playerLine, tmp);

		if (player_idle(p1) >= 60) {
			sprintf(tmp, "%5s   |\n",
			    hms(player_idle(p1), 0, 0, 0));
		} else {
			sprintf(tmp, "        |\n");
		}

		strcat(playerLine, tmp);
		pprintf(p, "%s", playerLine);
	}

	pprintf(p, " |                                                               |\n");
	pprintf(p, " |    %3d Players Displayed                                      |\n", num);
	pprintf(p, " +---------------------------------------------------------------+\n");
}

PRIVATE void who_winloss(p, num, plist)
int p;
int num;
int plist[];
{
  int i, p1;
  char playerLine[255], tmp[255];	/* for highlight */
  char p1WithAttrs[255];

  pprintf(p,
	  "Name               Stand     win loss draw   Blitz    win loss draw    idle\n"
    );
  pprintf(p,
	  "----------------   -----     -------------   -----    -------------    ----\n"
    );

  for (i = 0; i < num; i++) {
    playerLine[0] = '\0';
    p1 = plist[i];

    /* Modified by hersco to include lists in 'who n.' */
    strcpy (p1WithAttrs, parray[p1].name);
    AddPlayerLists(p1, p1WithAttrs);
    p1WithAttrs[17] = '\0';

    if (p1 == p) {
      psprintf_highlight(p, playerLine, "%-17s", p1WithAttrs);
    } else {
      sprintf(playerLine, "%-17s", p1WithAttrs);
    }
    sprintf(tmp, "  %4s     %4d %4d %4d   ",
	    ratstrii(parray[p1].s_stats.rating, parray[p1].registered),
	    (int) parray[p1].s_stats.win,
	    (int) parray[p1].s_stats.los,
	    (int) parray[p1].s_stats.dra);
    strcat(playerLine, tmp);

    sprintf(tmp, "%4s    %4d %4d %4d   ",
	    ratstrii(parray[p1].b_stats.rating, parray[p1].registered),
	    (int) parray[p1].b_stats.win,
	    (int) parray[p1].b_stats.los,
	    (int) parray[p1].b_stats.dra);
    strcat(playerLine, tmp);

    if (player_idle(p1) >= 60) {
      sprintf(tmp, "%5s\n", hms(player_idle(p1), 0, 0, 0));
    } else {
      sprintf(tmp, "     \n");
    }
    strcat(playerLine, tmp);

    pprintf(p, "%s", playerLine);
  }
  pprintf(p, "    %3d Players Displayed.\n", num);
}

PRIVATE int who_ok(int p, unsigned int sel_bits)
{
  int p2;
  if (parray[p].status != PLAYER_PROMPT)
    return 0;
  if (sel_bits == WHO_ALL)
    return 1;
  if (sel_bits & WHO_OPEN)
    if (!parray[p].open)
      return 0;
  if (sel_bits & WHO_CLOSED)
    if (parray[p].open)
      return 0;
  if (sel_bits & WHO_RATED)
    if (!parray[p].rated)
      return 0;
  if (sel_bits & WHO_UNRATED)
    if (parray[p].rated)
      return 0;
  if (sel_bits & WHO_FREE)
    if (parray[p].game >= 0)
      return 0;
  if (sel_bits & WHO_PLAYING)
    if (parray[p].game < 0)
      return 0;
  if (sel_bits & WHO_REGISTERED)
    if (!parray[p].registered)
      return 0;
  if (sel_bits & WHO_UNREGISTERED)
    if (parray[p].registered)
      return 0;
  if (sel_bits & WHO_BUGTEAM) {
    p2 = parray[p].partner;
    if (p2 < 0 || parray[p2].partner != p)
      return 0;
    }
  return 1;
}


PRIVATE int blitz_cmp(const void *pp1, const void *pp2)
{
  register int p1 = *(int *) pp1;
  register int p2 = *(int *) pp2;
  if (parray[p1].status != PLAYER_PROMPT) {
    if (parray[p2].status != PLAYER_PROMPT)
      return 0;
    else
      return -1;
  }
  if (parray[p2].status != PLAYER_PROMPT)
    return 1;
  if (parray[p1].b_stats.rating > parray[p2].b_stats.rating)
    return -1;
  if (parray[p1].b_stats.rating < parray[p2].b_stats.rating)
    return 1;
  if (parray[p1].registered > parray[p2].registered)
    return -1;
  if (parray[p1].registered < parray[p2].registered)
    return 1;
  return strcmp(parray[p1].login, parray[p2].login);
}

PRIVATE int light_cmp(const void *pp1, const void *pp2)
{
  register int p1 = *(int *) pp1;
  register int p2 = *(int *) pp2;
  if (parray[p1].status != PLAYER_PROMPT) {
    if (parray[p2].status != PLAYER_PROMPT)
      return 0;
    else
      return -1;
  }
  if (parray[p2].status != PLAYER_PROMPT)
    return 1;
  if (parray[p1].l_stats.rating > parray[p2].l_stats.rating)
    return -1;
  if (parray[p1].l_stats.rating < parray[p2].l_stats.rating)
    return 1;
  if (parray[p1].registered > parray[p2].registered)
    return -1;
  if (parray[p1].registered < parray[p2].registered)
    return 1;
  return strcmp(parray[p1].login, parray[p2].login);
}

PRIVATE int stand_cmp(const void *pp1, const void *pp2)
{
  register int p1 = *(int *) pp1;
  register int p2 = *(int *) pp2;
  if (parray[p1].status != PLAYER_PROMPT) {
    if (parray[p2].status != PLAYER_PROMPT)
      return 0;
    else
      return -1;
  }
  if (parray[p2].status != PLAYER_PROMPT)
    return 1;
  if (parray[p1].s_stats.rating > parray[p2].s_stats.rating)
    return -1;
  if (parray[p1].s_stats.rating < parray[p2].s_stats.rating)
    return 1;
  if (parray[p1].registered > parray[p2].registered)
    return -1;
  if (parray[p1].registered < parray[p2].registered)
    return 1;
  return strcmp(parray[p1].login, parray[p2].login);
}

PRIVATE int wild_cmp(const void *pp1, const void *pp2)
{
  register int p1 = *(int *) pp1;
  register int p2 = *(int *) pp2;
  if (parray[p1].status != PLAYER_PROMPT) {
    if (parray[p2].status != PLAYER_PROMPT)
      return 0;
    else
      return -1;
  }
  if (parray[p2].status != PLAYER_PROMPT)
    return 1;
  if (parray[p1].w_stats.rating > parray[p2].w_stats.rating)
    return -1;
  if (parray[p1].w_stats.rating < parray[p2].w_stats.rating)
    return 1;
  if (parray[p1].registered > parray[p2].registered)
    return -1;
  if (parray[p1].registered < parray[p2].registered)
    return 1;
  return strcmp(parray[p1].login, parray[p2].login);
}

PRIVATE int alpha_cmp(const void *pp1, const void *pp2)
{
  register int p1 = *(int *) pp1;
  register int p2 = *(int *) pp2;
  if (parray[p1].status != PLAYER_PROMPT) {
    if (parray[p2].status != PLAYER_PROMPT)
      return 0;
    else
      return -1;
  }
  if (parray[p2].status != PLAYER_PROMPT)
    return 1;
  return strcmp(parray[p1].login, parray[p2].login);
}

PUBLIC void sort_players(int players[PARRAY_SIZE],
			  int ((*cmp_func) (const void *, const void *)))
{
  int i;

  for (i = 0; i < p_num; i++) {
    players[i] = i;
  }
  qsort(players, p_num, sizeof(int), cmp_func);
}

/* This is the of the most compliclicated commands in terms of parameters */
PUBLIC int com_who(int p, param_list param)
{
  int style = 0;
  float stop_perc = 1.0;
  float start_perc = 0;
  unsigned int sel_bits = WHO_ALL;
  int sortlist[PARRAY_SIZE], plist[PARRAY_SIZE];
  int ((*cmp_func) (const void *, const void *)) = blitz_cmp;
  int startpoint;
  int stoppoint;
  int i, len;
  int tmpI, tmpJ;
  char c;
  int p1, count, num_who;
  int sort_type = blitz_rat;

  if (param[0].type != TYPE_NULL) {
    len = strlen(param[0].val.string);
    for (i = 0; i < len; i++) {
      c = param[0].val.string[i];
      if (isdigit(c)) {
	if (i == 0 || !isdigit(param[0].val.string[i - 1])) {
	  tmpI = c - '0';
	  if (tmpI == 1) {
	    start_perc = 0.0;
	    stop_perc = 0.333333;
	  } else if (tmpI == 2) {
	    start_perc = 0.333333;
	    stop_perc = 0.6666667;
	  } else if (tmpI == 3) {
	    start_perc = 0.6666667;
	    stop_perc = 1.0;
	  } else if ((i == len - 1) || (!isdigit(param[0].val.string[i + 1])))
	    return COM_BADPARAMETERS;
	} else {
	  tmpI = c - '0';
	  tmpJ = param[0].val.string[i - 1] - '0';
	  if (tmpI == 0)
	    return COM_BADPARAMETERS;
	  if (tmpJ > tmpI)
	    return COM_BADPARAMETERS;
	  start_perc = ((float) tmpJ - 1.0) / (float) tmpI;
	  stop_perc = ((float) tmpJ) / (float) tmpI;
	}
      } else {
	switch (c) {
        case ' ':
        case '\n':
        case '\t':
          break;
	case 'o':
	  if (sel_bits == WHO_ALL)
	    sel_bits = WHO_OPEN;
	  else
	    sel_bits |= WHO_OPEN;
	  break;
	case 'r':
	  if (sel_bits == WHO_ALL)
	    sel_bits = WHO_RATED;
	  else
	    sel_bits |= WHO_RATED;
	  break;
	case 'f':
	  if (sel_bits == WHO_ALL)
	    sel_bits = WHO_FREE;
	  else
	    sel_bits |= WHO_FREE;
	  break;
	case 'a':
	  if (sel_bits == WHO_ALL)
	    sel_bits = WHO_FREE | WHO_OPEN;
	  else
	    sel_bits |= (WHO_FREE | WHO_OPEN);
	  break;
	case 'R':
	  if (sel_bits == WHO_ALL)
	    sel_bits = WHO_REGISTERED;
	  else
	    sel_bits |= WHO_REGISTERED;
	  break;
	case 'l':		/* Sort order */
	  cmp_func = alpha_cmp;
	  sort_type = none;
	  break;
	case 'A':		/* Sort order */
	  cmp_func = alpha_cmp;
	  break;
	case 'w':		/* Sort order */
	  cmp_func = wild_cmp;
	  sort_type = wild_rat;
	  break;
	case 's':		/* Sort order */
	  cmp_func = stand_cmp;
	  sort_type = std_rat;
	  break;
	case 'b':		/* Sort order */
	  cmp_func = blitz_cmp;
	  sort_type = blitz_rat;
	  break;
        case 'L':               /* Sort order */
          cmp_func = light_cmp;
          sort_type = light_rat;
          break;
	case 't':		/* format */
	  style = 0;
	  break;
	case 'v':		/* format */
	  style = 1;
	  break;
	case 'n':		/* format */
	  style = 2;
	  break;
	case 'U':
	  if (sel_bits == WHO_ALL)
	    sel_bits = WHO_UNREGISTERED;
	  else
	    sel_bits |= WHO_UNREGISTERED;
	  break;
	case 'B':
	  if (sel_bits == WHO_ALL)
	    sel_bits = WHO_BUGTEAM;
	  else
	    sel_bits |= WHO_BUGTEAM;
	  break;
	default:
	  return COM_BADPARAMETERS;
	  break;
	}
      }
    }
  }
  sort_players(sortlist, cmp_func);
  count = 0;
  for (p1 = 0; p1 < p_num; p1++) {
    if (!who_ok(sortlist[p1], sel_bits))
      continue;
    count++;
  }
  startpoint = floor((float) count * start_perc);
  stoppoint = ceil((float) count * stop_perc) - 1;
  num_who = 0;
  count = 0;
  for (p1 = 0; p1 < p_num; p1++) {
    if (!who_ok(sortlist[p1], sel_bits))
      continue;
    if ((count >= startpoint) && (count <= stoppoint)) {
      plist[num_who++] = sortlist[p1];
    }
    count++;
  }

  if (num_who == 0) {
    pprintf(p, "No logged in players match the flags in your who request.\n");
    return COM_OK;
  }

  switch (style) {
  case 0:			/* terse */
    who_terse(p, num_who, plist, sort_type);
    break;
  case 1:			/* verbose */
    who_verbose(p, num_who, plist);
    break;
  case 2:			/* win-loss */
    who_winloss(p, num_who, plist);
    break;
  default:
    return COM_BADPARAMETERS;
    break;
  }

  return COM_OK;
}

PUBLIC int com_refresh(int p, param_list param)
{
  int g, p1;

  if (param[0].type == TYPE_NULL) {
    if (parray[p].game >= 0) {
      send_board_to(parray[p].game, p);
    } else {			/* Do observing in here */
      if (parray[p].num_observe) {
	for (g = 0; g < parray[p].num_observe; g++) {
	  send_board_to(parray[p].observe_list[g], p);
	}
      } else {
        pprintf(p, "You are neither playing, observing nor examining a game.\n");
        return COM_OK;
      }
    }
  } else {
    g = GameNumFromParam (p, &p1, &param[0]);
    if (g < 0)
      return COM_OK;
    if ((g >= g_num) || ((garray[g].status != GAME_ACTIVE)
                        && (garray[g].status != GAME_EXAMINE))) {
      pprintf(p, "No such game.\n");
    } else if (garray[g].private && parray[p].adminLevel==ADMIN_USER) {
      pprintf (p, "Sorry, game %d is a private game.\n", g+1);
    } else {
      if (garray[g].private)
        pprintf(p, "Refreshing PRIVATE game %d\n", g+1);
      send_board_to(g, p);
    }
  }
  return COM_OK;
}

PUBLIC int com_prefresh(int p, param_list param)
{
  int retval, part = parray[p].partner;

  if (part < 0) {
    pprintf(p, "You do not have a partner.\n");
    return COM_OK;
  }
  retval = pcommand (p, "refresh %s", parray[part].name);
  if (retval == COM_OK)
    return COM_OK_NOPROMPT;
  else
    return retval;
}

PUBLIC int com_open(int p, param_list param)
{
  int retval;
  ASSERT(param[0].type == TYPE_NULL);
  if ((retval = pcommand(p, "set open")) != COM_OK)
    return retval;
  else
    return COM_OK_NOPROMPT;
}

PUBLIC int com_simopen(int p, param_list param)
{
  int retval;
  ASSERT(param[0].type == TYPE_NULL);
  if ((retval = pcommand(p, "set simopen")) != COM_OK)
    return retval;
  else
    return COM_OK_NOPROMPT;
}

PUBLIC int com_bell(int p, param_list param)
{
  int retval;
  ASSERT(param[0].type == TYPE_NULL);
  if ((retval = pcommand(p, "set bell")) != COM_OK)
    return retval;
  else
    return COM_OK_NOPROMPT;
}

PUBLIC int com_flip(int p, param_list param)
{
  int retval;
  ASSERT(param[0].type == TYPE_NULL);
  if ((retval = pcommand(p, "set flip")) != COM_OK)
    return retval;
  else
    return COM_OK_NOPROMPT;
}

PUBLIC int com_highlight(int p, param_list param)
{
  pprintf(p, "Obsolete command. Please do set highlight <0-15>.\n");
  return COM_OK;
}

PUBLIC int com_style(int p, param_list param)
{
  int retval;
  ASSERT(param[0].type == TYPE_INT);
  if ((retval = pcommand(p, "set style %d", param[0].val.integer)) != COM_OK)
    return retval;
  else
    return COM_OK_NOPROMPT;
}

PUBLIC int com_promote(int p, param_list param)
{
  int retval;
  ASSERT(param[0].type == TYPE_WORD);
  if ((retval = pcommand(p, "set promote %s", param[0].val.word)) != COM_OK)
    return retval;
  else
    return COM_OK_NOPROMPT;
}

PUBLIC int com_alias(int p, param_list param)
{
  int al;

  if (param[0].type == TYPE_NULL) {
    for (al = 0; al < parray[p].numAlias; al++) {
      pprintf(p, "%s -> %s\n", parray[p].alias_list[al].comm_name,
	      parray[p].alias_list[al].alias);
    }
    return COM_OK;
  }
  al = alias_lookup(param[0].val.word, parray[p].alias_list, parray[p].numAlias);
  if (param[1].type == TYPE_NULL) {
    if (al < 0) {
      pprintf(p, "You have no alias named '%s'.\n", param[0].val.word);
    } else {
      pprintf(p, "%s -> %s\n", parray[p].alias_list[al].comm_name,
	      parray[p].alias_list[al].alias);
    }
  } else {
    if (al < 0) {
      if (parray[p].numAlias >= MAX_ALIASES - 1) {
	pprintf(p, "You have your maximum of %d aliases.\n", MAX_ALIASES - 1);
      } else {

	if (!strcmp(param[0].val.string, "quit")) {	/* making sure they
							   can't alias quit */
	  pprintf(p, "You can't alias this command.\n");
	} else if (!strcmp(param[0].val.string, "unalias")) {	/* making sure they
								   can't alias unalias
								   :) */
	  pprintf(p, "You can't alias this command.\n");
	} else {
	  parray[p].alias_list[parray[p].numAlias].comm_name =
	    xstrdup(param[0].val.word);
	  parray[p].alias_list[parray[p].numAlias].alias =
	    xstrdup(param[1].val.string);
	  parray[p].numAlias++;
	  pprintf(p, "Alias set.\n");

	}
      }
    } else {
      rfree(parray[p].alias_list[al].alias);
      parray[p].alias_list[al].alias = xstrdup(param[1].val.string);
      pprintf(p, "Alias replaced.\n");
    }
    parray[p].alias_list[parray[p].numAlias].comm_name = NULL;
  }
  return COM_OK;
}

PUBLIC int com_unalias(int p, param_list param)
{
  int al;
  int i;

  ASSERT(param[0].type == TYPE_WORD);
  al = alias_lookup(param[0].val.word, parray[p].alias_list, parray[p].numAlias);
  if (al < 0) {
    pprintf(p, "You have no alias named '%s'.\n", param[0].val.word);
  } else {
    rfree(parray[p].alias_list[al].comm_name);
    rfree(parray[p].alias_list[al].alias);
    for (i = al; i < parray[p].numAlias; i++) {
      parray[p].alias_list[i].comm_name = parray[p].alias_list[i + 1].comm_name;
      parray[p].alias_list[i].alias = parray[p].alias_list[i + 1].alias;
    }
    parray[p].numAlias--;
    parray[p].alias_list[parray[p].numAlias].comm_name = NULL;
    pprintf(p, "Alias removed.\n");
  }
  return COM_OK;
}

PUBLIC int com_servers(int p, param_list param)
{
/*
  int i;

  ASSERT(param[0].type == TYPE_NULL);
  if (numServers == 0) {
         */ pprintf(p, "There are no other servers known to this server.\n");
  return COM_OK;
}
 /* pprintf(p, "There are %d known servers.\n", numServers); pprintf(p, "(Not
    all of these may be active)\n"); pprintf(p, "%-30s%-7s\n", "HOST",
    "PORT"); for (i = 0; i < numServers; i++) pprintf(p, "%-30s%-7d\n",
    serverNames[i], serverPorts[i]); return COM_OK; } */

PUBLIC int com_index(int p, param_list param)
{
  int i;
  char index_default[] = "_index";
  char *iwant, *filenames[100];	/* enough for all index filenames */

  if (param[0].type == TYPE_NULL) {
    iwant = index_default;
  } else {
    iwant = param[0].val.word;
    if (!safestring(iwant)) {
      pprintf(p, "Illegal character in category %s.\n", iwant);
      return COM_OK;
    }
  }

  i = search_directory(index_dir, iwant, filenames, 1000);
  if (i == 0) {
    pprintf(p, "No index entry for \"%s\".\n", iwant);
  } else if ((i == 1) || !strcmp(*filenames, iwant)) {
    if (psend_file(p, index_dir, *filenames)) {
      /* we should never reach this unless the file was just deleted */
      pprintf(p, "Index file %s could not be found! ", *filenames);
      pprintf(p, "Please inform an admin of this. Thank you.\n");
    }
  } else {
    pprintf(p, "Matches:");
    display_directory(p, filenames, i);
  }
  return COM_OK;
}

PUBLIC int com_help(int p, param_list param)
{
  int i, UseLang = parray[p].language;
  char help_default[] = "_help";
  char *iwant, *filenames[1000];	/* enough for all helpfile names */

  if (param[0].type == TYPE_NULL) {
    iwant = help_default;
  } else {
    iwant = param[0].val.word;
    if (!safestring(iwant)) {
      pprintf(p, "Illegal character in command %s.\n", iwant);
      return COM_OK;
    }
  }
  i = search_directory(help_dir[UseLang], iwant, filenames, 1000);
  if (i == 0) {
    if (UseLang != LANG_DEFAULT) {
      i += search_directory(help_dir[LANG_DEFAULT], iwant, filenames, 1000);
      if (i > 0) {
        pprintf(p, "No help available in %s; using %s instead.\n",
                Language(UseLang), Language(LANG_DEFAULT));
        UseLang = LANG_DEFAULT;
      }
    }
    if (i==0) {
      pprintf(p, "No help available on \"%s\".\n", iwant);
      return COM_OK;
    }
  }
  if ((i == 1) || !strcmp(*filenames, iwant)) {
    if (psend_file(p, help_dir[UseLang], *filenames)) {
      /* we should never reach this unless the file was just deleted */
      pprintf(p, "Helpfile %s could not be found! ", *filenames);
      pprintf(p, "Please inform an admin of this. Thank you.\n");
    }
  } else {
    pprintf(p, "Matches:");
    display_directory(p, filenames, i);
    pprintf(p, "[Type \"info\" for a list of FICS general information files.]\n");
  }
  return COM_OK;
}

PUBLIC int com_info(int p, param_list param)
{
  int n;
  char *filenames[1000];

  if ((n = search_directory(info_dir, NULL, filenames, 1000)) > 0)
    display_directory(p, filenames, n);
  return COM_OK;
}

PRIVATE int FindAndShowFile(int p, param_list param, char *dir)
{
  int i;
  static char nullify = '\0';
  char *iwant, *filenames[1000];	/* enough for all helpfile names */

  if (param[0].type == TYPE_NULL) {
    iwant = &nullify;
  } else {
    iwant = param[0].val.word;
    if (!safestring(iwant)) {
      pprintf(p, "Illegal character in filename %s.\n", iwant);
      return COM_OK;
    }
  }

  i = search_directory(dir, iwant, filenames, 1000);
  if (i == 0) {
    pprintf(p, "No information available on \"%s\".\n", iwant);
  } else if ((i == 1) || !strcmp(*filenames, iwant)) {
    if (psend_file(p, dir, *filenames)) {
      /* we should never reach this unless the file was just deleted */
      pprintf(p, "File %s could not be found! ", *filenames);
      pprintf(p, "Please inform an admin of this. Thank you.\n");
    }
  } else {
    if (*iwant)
      pprintf(p, "Matches:\n");
    display_directory(p, filenames, i);
  }
  return COM_OK;
}

PUBLIC int com_uscf(int p, param_list param)
{
  return FindAndShowFile (p, param, uscf_dir);
}

PUBLIC int com_adhelp(int p, param_list param)
{
  return FindAndShowFile (p, param, adhelp_dir);
}

PUBLIC int
com_mailsource(int p, param_list param)
{
	char		*buffer[1000];
	char		*iwant;
	char		 fname[MAX_FILENAME_SIZE];
	char		 subj[120];
	int		 count;
	static char	 nullify = '\0';

	if (!parray[p].registered) {
		pprintf(p, "Only registered people can use the mailsource "
		    "command.\n");
		return COM_OK;
	}

	if (param[0].type == TYPE_NULL)
		iwant = &nullify;
	else
		iwant = param[0].val.word;

	if ((count = search_directory(source_dir, iwant, buffer, 1000)) == 0) {
		pprintf(p, "Found no source file matching \"%s\".\n", iwant);
	} else if ((count == 1) || !strcmp(iwant, *buffer)) {
		snprintf(subj, sizeof subj, "FICS source file from server "
		    "%s: %s",
		    fics_hostname,
		    *buffer);
		snprintf(fname, sizeof fname, "%s/%s",
		    source_dir,
		    *buffer);

		mail_file_to_user(p, subj, fname);

		pprintf(p, "Source file %s sent to %s\n", *buffer,
		    parray[p].emailAddress);
	} else {
		pprintf(p, "Found %d source files matching that:\n", count);

		if (*iwant) {
			display_directory(p, buffer, count);
		} else { // this junk is to get *.c *.h
			char		*s;
			multicol	*m = multicol_start(count);

			for (int i = 0; i < count; i++) {
				s = (buffer[i] + strlen(buffer[i]) - 2);

				if (s >= buffer[i] &&
				    (!strcmp(s, ".c") || !strcmp(s, ".h")))
					multicol_store(m, buffer[i]);
			}

			multicol_pprint(m, p, 78, 1);
			multicol_end(m);
		}
	}

	return COM_OK;
}

PUBLIC int
com_mailhelp(int p, param_list param)
{
	char		*buffer[1000];
	char		*iwant;
	char		 fname[MAX_FILENAME_SIZE];
	char		 subj[120];
	int		 count;
	int		 lang = parray[p].language;
	static char	 nullify = '\0';

	if (!parray[p].registered) {
		pprintf(p, "Only registered people can use the mailhelp "
		    "command.\n");
		return COM_OK;
	}

	if (param[0].type == TYPE_NULL)
		iwant = &nullify;
	else
		iwant = param[0].val.word;

	count = search_directory(help_dir[lang], iwant, buffer, 1000);

	if (count == 0 && lang != LANG_DEFAULT) {
		count += search_directory(help_dir[LANG_DEFAULT], iwant, buffer,
		    1000);

		if (count > 0) {
			pprintf(p, "No help available in %s; "
			    "using %s instead.\n",
			    Language(lang),
			    Language(LANG_DEFAULT));
			lang = LANG_DEFAULT;
		}
	}

	if (count == 0) {
		pprintf(p, "Found no help file matching \"%s\".\n", iwant);
	} else if (count == 1 || !strcmp(*buffer, iwant)) {
		snprintf(subj, sizeof subj, "FICS help file from server %s: %s",
		    fics_hostname,
		    *buffer);
		snprintf(fname, sizeof fname, "%s/%s",
		    help_dir[lang],
		    *buffer);

		mail_file_to_user(p, subj, fname);

		pprintf(p, "Help file %s sent to %s\n", *buffer,
		    parray[p].emailAddress);
	} else {
		pprintf(p, "Found %d helpfiles matching that:\n", count);
		display_directory(p, buffer, count);
	}

	return COM_OK;
}

PUBLIC int com_handles(int p, param_list param)
{
  char *buffer[1000];
  char pdir[MAX_FILENAME_SIZE];
  int count;

  sprintf(pdir, "%s/%c", player_dir, param[0].val.word[0]);
  count = search_directory(pdir, param[0].val.word, buffer, 1000);
  pprintf(p, "Found %d names.\n", count);
  if (count > 0)
    display_directory(p, buffer, count);
  return COM_OK;
}

PUBLIC int com_getpi(int p, param_list param)
{
  int p1;

  if (!in_list(p, L_TD, parray[p].name)) {
    pprintf(p, "Only TD programs are allowed to use this command.\n");
    return COM_OK;
  }
  if (((p1 = player_find_bylogin(param[0].val.word)) < 0) || (parray[p1].registered == 0)) {
    /* Darkside suggested not to return anything */
    return COM_OK;
  }
  if (!parray[p1].registered) {
    pprintf(p, "*getpi %s -1 -1 -1*\n", parray[p1].name);
  } else {
    pprintf(p, "*getpi %s %d %d %d*\n", parray[p1].name,
	    parray[p1].w_stats.rating,
	    parray[p1].b_stats.rating,
	    parray[p1].s_stats.rating);
  }
  return COM_OK;
}

PUBLIC int com_getps(int p, param_list param)
{
  int p1;

  if ((((p1 = player_find_bylogin(param[0].val.word)) < 0) || (parray[p1].registered == 0)) || (parray[p1].game < 0)) {

    pprintf(p, "*status %s 1*\n", param[0].val.word);
    return COM_OK;
  }
  pprintf(p, "*status %s 0 %s*\n", parray[p1].name, parray[(parray[p1].opponent)].name);
  return COM_OK;
}
PUBLIC int com_limits(int p, param_list param)
{
  pprintf(p, "\nCurrent hardcoded limits:\n");
  pprintf(p, "  Max number of players: %d\n", MAX_PLAYER);
  pprintf(p, "  Max number of channels and max capacity: %d\n", MAX_CHANNELS);
  pprintf(p, "  Max number of channels one can be in: %d\n", MAX_INCHANNELS);
  pprintf(p, "  Max number of people on the notify list: %d\n", MAX_NOTIFY);
  pprintf(p, "  Max number of aliases: %d\n", MAX_ALIASES - 1);
  pprintf(p, "  Max number of games you can observe at a time: %d\n", MAX_OBSERVE);
  pprintf(p, "  Max number of requests pending: %d\n", MAX_PENDING);
  pprintf(p, "  Max number of people on the censor list: %d\n", MAX_CENSOR);
  pprintf(p, "  Max number of people in a simul game: %d\n", MAX_SIMUL);
  pprintf(p, "  Max number of messages one can receive: %d\n", MAX_MESSAGES);
  pprintf(p, "  Min number of games to be active: %d\n", PROVISIONAL);
  if ((parray[p].adminLevel < ADMIN_ADMIN) && (!titled_player(p,parray[p].login))) {
    pprintf(p, "  Size of journal (entries): %d\n", MAX_JOURNAL);
  } else {
    pprintf(p, "  Size of journal (entries): 26\n");
  }
  pprintf(p, "\nAdmin settable limits:\n");
  pprintf(p, "  Shout quota gives two shouts per %d seconds.\n", quota_time);
  return COM_OK;
}