/***************************************************************************
 *  Original Diku Mud copyright (C) 1990, 1991 by Sebastian Hammer,        *
 *  Michael Seifert, Hans Henrik Strfeldt, 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.                                               *
 *                                                                         *
 *  Thanks to abaddon for proof-reading our comm.c and pointing out bugs.  *
 *  Any remaining bugs are, of course, our work, not his.  :)              *
 *                                                                         *
 *  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.                                                  *
 ***************************************************************************/

/***************************************************************************
*	ROM 2.4 is copyright 1993-1998 Russ Taylor			   *
*	ROM has been brought to you by the ROM consortium		   *
*	    Russ Taylor (rtaylor@hypercube.org)				   *
*	    Gabrielle Taylor (gtaylor@hypercube.org)			   *
*	    Brian Moore (zump@rom.org)					   *
*	By using this code, you have agreed to follow the terms of the	   *
*	ROM license, in the file Rom24/doc/rom.license			   *
***************************************************************************/

/*
 * This file contains all of the OS-dependent stuff:
 *   startup, signals, BSD sockets for tcp/ip, i/o, timing.
 *VALIDATE
 * The data flow for input is:
 *    Game_loop ---> Read_from_descriptor ---> Read
 *    Game_loop ---> Read_from_buffer
 *
 * The data flow for output is:
 *    Game_loop ---> Process_Output ---> Write_to_descriptor -> Write
 *
 * The OS-dependent functions are Read_from_descriptor and Write_to_descriptor.
 * -- Furey  26 Jan 1993
 */

#if defined(macintosh)
#include <types.h>
#else
#include <sys/types.h>
#include <sys/time.h>
#endif

#include <ctype.h>
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <time.h>
#include <unistd.h>		/* OLC -- for close read write etc */
#include <stdarg.h>		/* printf_to_char */
#include "merc.h"
#include "interp.h"
#include "recycle.h"
#include "tables.h"

/*
 * Malloc debugging stuff.
 */
#if defined(sun)
#undef MALLOC_DEBUG
#endif

#if defined(MALLOC_DEBUG)
#include <malloc.h>
extern int malloc_debug args ((int));
extern int malloc_verify args ((void));
#endif



/*
 * Signal handling.
 * Apollo has a problem with __attribute(atomic) in signal.h,
 *   I dance around it.
 */
#if defined(apollo)
#define __attribute(x)
#endif

#if defined(unix)
#include <signal.h>
#endif

#if defined(apollo)
#undef __attribute
#endif


/*
 * Socket and TCP/IP stuff.
 */
#if	defined(macintosh) || defined(MSDOS)
const char echo_off_str[] = { '\0' };
const char echo_on_str[] = { '\0' };
const char go_ahead_str[] = { '\0' };
#endif

#if	defined(unix)
#include <fcntl.h>
#include <netdb.h>
#include <netinet/in.h>
#include <sys/socket.h>
#include "telnet.h"
const char echo_off_str[] = { IAC, WILL, TELOPT_ECHO, '\0' };
const char echo_on_str[] = { IAC, WONT, TELOPT_ECHO, '\0' };
const char go_ahead_str[] = { IAC, GA, '\0' };
#endif



/*
 * OS-dependent declarations.
 */
#if	defined(_AIX)
#include <sys/select.h>
int accept args ((int s, struct sockaddr * addr, int *addrlen));
int bind args ((int s, struct sockaddr * name, int namelen));
void bzero args ((char *b, int length));
int getpeername args ((int s, struct sockaddr * name, int *namelen));
int getsockname args ((int s, struct sockaddr * name, int *namelen));
int gettimeofday args ((struct timeval * tp, struct timezone * tzp));
int listen args ((int s, int backlog));
int setsockopt args ((int s, int level, int optname, void *optval,
		      int optlen));
int socket args ((int domain, int type, int protocol));
#endif

#if	defined(apollo)
#include <unistd.h>
void bzero args ((char *b, int length));
#endif

#if	defined(__hpux)
int accept args ((int s, void *addr, int *addrlen));
int bind args ((int s, const void *addr, int addrlen));
void bzero args ((char *b, int length));
int getpeername args ((int s, void *addr, int *addrlen));
int getsockname args ((int s, void *name, int *addrlen));
int gettimeofday args ((struct timeval * tp, struct timezone * tzp));
int listen args ((int s, int backlog));
int setsockopt args ((int s, int level, int optname,
		      const void *optval, int optlen));
int socket args ((int domain, int type, int protocol));
#endif

#if	defined(interactive)
#include <net/errno.h>
#include <sys/fnctl.h>
#endif

#if	defined(linux)
/*
    Linux shouldn't need these. If you have a problem compiling, try
    uncommenting these functions.
*/
/*
int	accept		args( ( int s, struct sockaddr *addr, int *addrlen ) );
int	bind		args( ( int s, struct sockaddr *name, int namelen ) );
int	getpeername	args( ( int s, struct sockaddr *name, int *namelen ) );
int	getsockname	args( ( int s, struct sockaddr *name, int *namelen ) );
int	listen		args( ( int s, int backlog ) );
*/


int close args ((int fd));
int gettimeofday args ((struct timeval * tp, struct timezone * tzp));
/* int	read		args( ( int fd, char *buf, int nbyte ) ); */
int select args ((int width, fd_set * readfds, fd_set * writefds,
		  fd_set * exceptfds, struct timeval * timeout));
int socket args ((int domain, int type, int protocol));
/* int	write		args( ( int fd, char *buf, int nbyte ) ); *//* read,write in unistd.h */
#endif

#if	defined(macintosh)
#include <console.h>
#include <fcntl.h>
#include <unix.h>
struct timeval
{
  time_t tv_sec;
  time_t tv_usec;
};
#if	!defined(isascii)
#define	isascii(c)		( (c) < 0200 )
#endif
static long theKeys[4];

int gettimeofday args ((struct timeval * tp, void *tzp));
#endif

#if	defined(MIPS_OS)
extern int errno;
#endif

#if	defined(MSDOS)
int gettimeofday args ((struct timeval * tp, void *tzp));
int kbhit args ((void));
#endif

#if	defined(NeXT)
int close args ((int fd));
int fcntl args ((int fd, int cmd, int arg));
#if	!defined(htons)
u_short htons args ((u_short hostshort));
#endif
#if	!defined(ntohl)
u_long ntohl args ((u_long hostlong));
#endif
int read args ((int fd, char *buf, int nbyte));
int select args ((int width, fd_set * readfds, fd_set * writefds,
		  fd_set * exceptfds, struct timeval * timeout));
int write args ((int fd, char *buf, int nbyte));
#endif

#if	defined(sequent)
int accept args ((int s, struct sockaddr * addr, int *addrlen));
int bind args ((int s, struct sockaddr * name, int namelen));
int close args ((int fd));
int fcntl args ((int fd, int cmd, int arg));
int getpeername args ((int s, struct sockaddr * name, int *namelen));
int getsockname args ((int s, struct sockaddr * name, int *namelen));
int gettimeofday args ((struct timeval * tp, struct timezone * tzp));
#if	!defined(htons)
u_short htons args ((u_short hostshort));
#endif
int listen args ((int s, int backlog));
#if	!defined(ntohl)
u_long ntohl args ((u_long hostlong));
#endif
int read args ((int fd, char *buf, int nbyte));
int select args ((int width, fd_set * readfds, fd_set * writefds, fd_set * exceptfds, struct timeval * timeout));
int setsockopt args ((int s, int level, int optname, caddr_t optval,
		      int optlen));
int socket args ((int domain, int type, int protocol));
int write args ((int fd, char *buf, int nbyte));
#endif

/* This includes Solaris Sys V as well */
#if defined(sun)
int accept args ((int s, struct sockaddr * addr, int *addrlen));
int bind args ((int s, struct sockaddr * name, int namelen));
void bzero args ((char *b, int length));
int close args ((int fd));
int getpeername args ((int s, struct sockaddr * name, int *namelen));
int getsockname args ((int s, struct sockaddr * name, int *namelen));
int listen args ((int s, int backlog));
int read args ((int fd, char *buf, int nbyte));
int select args ((int width, fd_set * readfds, fd_set * writefds,
		  fd_set * exceptfds, struct timeval * timeout));

#if !defined(__SVR4)
int gettimeofday args ((struct timeval * tp, struct timezone * tzp));

#if defined(SYSV)
int setsockopt args ((int s, int level, int optname,
		      const char *optval, int optlen));
#else
int setsockopt args ((int s, int level, int optname, void *optval,
		      int optlen));
#endif
#endif
int socket args ((int domain, int type, int protocol));
int write args ((int fd, char *buf, int nbyte));
#endif

#if defined(ultrix)
int accept args ((int s, struct sockaddr * addr, int *addrlen));
int bind args ((int s, struct sockaddr * name, int namelen));
void bzero args ((char *b, int length));
int close args ((int fd));
int getpeername args ((int s, struct sockaddr * name, int *namelen));
int getsockname args ((int s, struct sockaddr * name, int *namelen));
int gettimeofday args ((struct timeval * tp, struct timezone * tzp));
int listen args ((int s, int backlog));
int read args ((int fd, char *buf, int nbyte));
int select args ((int width, fd_set * readfds, fd_set * writefds,
		  fd_set * exceptfds, struct timeval * timeout));
int setsockopt args ((int s, int level, int optname, void *optval,
		      int optlen));
int socket args ((int domain, int type, int protocol));
int write args ((int fd, char *buf, int nbyte));
#endif


void init_signals args ((void));
void do_auto_shutdown args ((void));
void sig_handler (int sig);

/*
 * Global variables.
 */
DESCRIPTOR_DATA *descriptor_list;	/* All open descriptors     */
DESCRIPTOR_DATA *d_next;	/* Next descriptor in loop  */
FILE *fpReserve;		/* Reserved file handle     */
bool god;			/* All new chars are gods!  */
bool merc_down;			/* Shutdown         */
bool wizlock;			/* Game is wizlocked        */
bool newlock;			/* Game is newlocked        */
char str_boot_time[MAX_INPUT_LENGTH];
time_t current_time;		/* time of this pulse */
bool MOBtrigger = TRUE;		/* act() switch                 */

char mud_code_base[] = "ROM24";
/*
 * OS-dependent local functions.
 */
#if defined(macintosh) || defined(MSDOS)
void game_loop_mac_msdos args ((void));
bool read_from_descriptor args ((DESCRIPTOR_DATA * d));
bool write_to_descriptor args ((int desc, char *txt, int length));
#endif

#if defined(unix)
void game_loop_unix args ((int control));
int init_socket args ((int port));
void init_descriptor args ((int control));
bool read_from_descriptor args ((DESCRIPTOR_DATA * d));
bool write_to_descriptor args ((int desc, char *txt, int length));
#endif




/*
 * Other local functions (OS-independent).
 */
bool check_parse_name args ((char *name));
bool check_reconnect args ((DESCRIPTOR_DATA * d, char *name, bool fConn));
bool check_playing args ((DESCRIPTOR_DATA * d, char *name));
int main args ((int argc, char **argv));
void nanny args ((DESCRIPTOR_DATA * d, char *argument));
bool process_output args ((DESCRIPTOR_DATA * d, bool fPrompt));
void read_from_buffer args ((DESCRIPTOR_DATA * d));
void stop_idling args ((CHAR_DATA * ch));
void bust_a_prompt args ((CHAR_DATA * ch));
char **r_argv;

  
/* Needs to be global because of do_copyover */
int port, control;

int
main (int argc, char **argv)
{
  struct timeval now_time;
  bool fCopyOver = FALSE;
  extern char **r_argv;
  r_argv = argv;


  /*
   * Memory debugging if needed.
   */
#if defined(MALLOC_DEBUG)
  malloc_debug (2);
#endif

  /*
   * Init time.
   */
  gettimeofday (&now_time, NULL);
  current_time = (time_t) now_time.tv_sec;
  strcpy (str_boot_time, ctime (&current_time));

  /*
   * Reserve one channel for our use.
   */
  if ((fpReserve = fopen (NULL_FILE, "r")) == NULL)
    {
      perror (NULL_FILE);
      exit (1);
    }



  /*
   * Get the port number.
   */
  port = 7001;
  if (argc > 1)
    {
      if (!is_number (argv[1]))
	{
	  fprintf (stderr, "Usage: %s [port #]\n", argv[0]);
	  exit (1);
	}
      else if ((port = atoi (argv[1])) <= 1024)
	{
	  fprintf (stderr, "Port number must be above 1024.\n");
	  exit (1);
	}

      /* Are we recovering from a copyover? */
      if (argv[2] && argv[2][0])
	{
	  fCopyOver = TRUE;
	  control = atoi (argv[3]);
	}
      else
	fCopyOver = FALSE;

    }

  /*
   * Run the game.
   */

  	  fprintf (stderr, "%s %d\n\r", argv[0], argc);
  
  if (!fCopyOver)
    {
      control = init_socket (port);
      init_signals ();
    }




  boot_db (fCopyOver);
  sprintf (log_buf, "Alternate Eternity is ready to rock on port %d.", port);
  log_string (log_buf);

  game_loop_unix (control);
  close (control);


  /*
   * That's all, folks.
   */
  sprintf (log_buf, "Alternate Eternity has been terminated on port %d.",
	   port);
  log_string (log_buf);
  exit (0);
  return 0;
}



#if defined(unix)
int
init_socket (int port)
{
  static struct sockaddr_in sa_zero;
  struct sockaddr_in sa;
  int x = 1;
  int fd;

  if ((fd = socket (AF_INET, SOCK_STREAM, 0)) < 0)
    {
      perror ("Init_socket: socket");
      exit (1);
    }

  if (setsockopt (fd, SOL_SOCKET, SO_REUSEADDR, (char *) &x, sizeof (x)) < 0)
    {
      perror ("Init_socket: SO_REUSEADDR");
      close (fd);
      exit (1);
    }

#if defined(SO_DONTLINGER) && !defined(SYSV)
  {
    struct linger ld;

    ld.l_onoff = 1;
    ld.l_linger = 1000;

    if (setsockopt (fd, SOL_SOCKET, SO_DONTLINGER,
		    (char *) &ld, sizeof (ld)) < 0)
      {
	perror ("Init_socket: SO_DONTLINGER");
	close (fd);
	exit (1);
      }
  }
#endif

  sa = sa_zero;
  sa.sin_family = AF_INET;
  sa.sin_port = htons (port);

  if (bind (fd, (struct sockaddr *) &sa, sizeof (sa)) < 0)
    {
      perror ("Init socket: bind");
      close (fd);
      exit (1);
    }


  if (listen (fd, 3) < 0)
    {
      perror ("Init socket: listen");
      close (fd);
      exit (1);
    }

  return fd;
}
#endif





#if defined(unix)
void
game_loop_unix (int control)
{
  static struct timeval null_time;
  struct timeval last_time;


  signal (SIGPIPE, SIG_IGN);
  gettimeofday (&last_time, NULL);
  current_time = (time_t) last_time.tv_sec;

  /* Main loop */
  while (!merc_down)
    {
      fd_set in_set;
      fd_set out_set;
      fd_set exc_set;
      DESCRIPTOR_DATA *d;
      int maxdesc;

#if defined(MALLOC_DEBUG)
      if (malloc_verify () != 1)
	abort ();
#endif

      /*
       * Poll all active descriptors.
       */
      FD_ZERO (&in_set);
      FD_ZERO (&out_set);
      FD_ZERO (&exc_set);
      FD_SET (control, &in_set);
      maxdesc = control;
      for (d = descriptor_list; d; d = d->next)
	{
	  maxdesc = UMAX (maxdesc, d->descriptor);
	  FD_SET (d->descriptor, &in_set);
	  FD_SET (d->descriptor, &out_set);
	  FD_SET (d->descriptor, &exc_set);
	}

      if (select (maxdesc + 1, &in_set, &out_set, &exc_set, &null_time) < 0)
	{
	  perror ("Game_loop: select: poll");
	  exit (1);
	}

      /*
       * New connection?
       */
      if (FD_ISSET (control, &in_set))
	init_descriptor (control);

      /*
       * Kick out the freaky folks.
       */
      for (d = descriptor_list; d != NULL; d = d_next)
	{
	  d_next = d->next;
	  if (FD_ISSET (d->descriptor, &exc_set))
	    {
	      FD_CLR (d->descriptor, &in_set);
	      FD_CLR (d->descriptor, &out_set);
	      if (d->character && d->connected == CON_PLAYING)
		save_char_obj (d->character);
	      d->outtop = 0;
	      close_socket (d);
	    }
	}

      /*
       * Process input.
       */
      for (d = descriptor_list; d != NULL; d = d_next)
	{
	  d_next = d->next;
	  d->fcommand = FALSE;

	  if (FD_ISSET (d->descriptor, &in_set))
	    {
	      if (d->character != NULL)
		d->character->timer = 0;
	      if (!read_from_descriptor (d))
		{
		  FD_CLR (d->descriptor, &out_set);
		  if (d->character != NULL && d->connected == CON_PLAYING)
		    save_char_obj (d->character);
		  d->outtop = 0;
		  close_socket (d);
		  continue;
		}
	    }

	  if (d->character != NULL && d->character->daze > 0)
	    --d->character->daze;

	  if (d->character != NULL && d->character->wait > 0)
	    {
	      --d->character->wait;
	      continue;
	    }

	  read_from_buffer (d);
	  if (d->incomm[0] != '\0')
	    {
	      d->fcommand = TRUE;
	      stop_idling (d->character);

	      /* OLC */
	      if (d->showstr_point)
		show_string (d, d->incomm);
	      else if (d->pString)
		string_add (d->character, d->incomm);
	      else
		switch (d->connected)
		  {
		  case CON_PLAYING:
		    if (!run_olc_editor (d))
		      substitute_alias (d, d->incomm);
		    break;
		  default:
		    nanny (d, d->incomm);
		    break;
		  }

	      d->incomm[0] = '\0';
	    }
	}



      /*
       * Autonomous game motion.
       */
      update_handler ();



      /*
       * Output.
       */
      for (d = descriptor_list; d != NULL; d = d_next)
	{
	  d_next = d->next;

	  if ((d->fcommand || d->outtop > 0)
	      && FD_ISSET (d->descriptor, &out_set))
	    {
	      if (!process_output (d, TRUE))
		{
		  if (d->character != NULL && d->connected == CON_PLAYING)
		    save_char_obj (d->character);
		  d->outtop = 0;
		  close_socket (d);
		}
	    }
	}



      /*
       * Synchronize to a clock.
       * Sleep( last_time + 1/PULSE_PER_SECOND - now ).
       * Careful here of signed versus unsigned arithmetic.
       */
      {
	struct timeval now_time;
	long secDelta;
	long usecDelta;

	gettimeofday (&now_time, NULL);
	usecDelta = ((int) last_time.tv_usec) - ((int) now_time.tv_usec)
	  + 1000000 / PULSE_PER_SECOND;
	secDelta = ((int) last_time.tv_sec) - ((int) now_time.tv_sec);
	while (usecDelta < 0)
	  {
	    usecDelta += 1000000;
	    secDelta -= 1;
	  }

	while (usecDelta >= 1000000)
	  {
	    usecDelta -= 1000000;
	    secDelta += 1;
	  }

	if (secDelta > 0 || (secDelta == 0 && usecDelta > 0))
	  {
	    struct timeval stall_time;

	    stall_time.tv_usec = usecDelta;
	    stall_time.tv_sec = secDelta;
	    if (select (0, NULL, NULL, NULL, &stall_time) < 0)
	      {
		perror ("Game_loop: select: stall");
		exit (1);
	      }
	  }
      }

      gettimeofday (&last_time, NULL);
      current_time = (time_t) last_time.tv_sec;
    }

  return;
}
#endif



#if defined(unix)

void
init_descriptor (int control)
{
  char buf[MAX_STRING_LENGTH];
  DESCRIPTOR_DATA *dnew;
  struct sockaddr_in sock;
  struct hostent *from;
  int desc;
  int size;
  extern char *help_greeting;

  size = sizeof (sock);
  getsockname (control, (struct sockaddr *) &sock, &size);
  if ((desc = accept (control, (struct sockaddr *) &sock, &size)) < 0)
    {
      perror ("New_descriptor: accept");
      return;
    }

#if !defined(FNDELAY)
#define FNDELAY O_NDELAY
#endif

  if (fcntl (desc, F_SETFL, FNDELAY) == -1)
    {
      perror ("New_descriptor: fcntl: FNDELAY");
      return;
    }

  /*
   * Cons a new descriptor.
   */

  dnew = new_descriptor ();

  dnew->descriptor = desc;
  dnew->connected = CON_GET_NAME;
  dnew->ansi = TRUE;
  dnew->showstr_head = NULL;
  dnew->showstr_point = NULL;
  dnew->outsize = 2000;
  dnew->pEdit = NULL;		/* OLC */
  dnew->pString = NULL;		/* OLC */
  dnew->editor = 0;		/* OLC */
  dnew->outbuf = alloc_mem (dnew->outsize);

  size = sizeof (sock);
  if (getpeername (desc, (struct sockaddr *) &sock, &size) < 0)
    {
      perror ("New_descriptor: getpeername");
      dnew->host = str_dup ("(unknown)");
    }
  else
    {
      /*
       * Would be nice to use inet_ntoa here but it takes a struct arg,
       * which ain't very compatible between gcc and system libraries.
       */
      int addr;

      addr = ntohl (sock.sin_addr.s_addr);
      sprintf (buf, "%d.%d.%d.%d",
	       (addr >> 24) & 0xFF, (addr >> 16) & 0xFF,
	       (addr >> 8) & 0xFF, (addr) & 0xFF);
      sprintf (log_buf, "Sock.sinaddr:  %s", buf);
      log_string (log_buf);
      from = gethostbyaddr ((char *) &sock.sin_addr,
			    sizeof (sock.sin_addr), AF_INET);
      dnew->host = str_dup (from ? from->h_name : buf);
    }

  /*
   * Swiftest: I added the following to ban sites.  I don't
   * endorse banning of sites, but Copper has few descriptors now
   * and some people from certain sites keep abusing access by
   * using automated 'autodialers' and leaving connections hanging.
   *
   * Furey: added suffix check by request of Nickel of HiddenWorlds.
   */
  if (check_ban (dnew->host, BAN_ALL))
    {
      write_to_descriptor (desc,
			   "Your site has been banned from this mud.\n\r", 0);
      close (desc);
      free_descriptor (dnew);
      return;
    }
  /*
   * Init descriptor data.
   */
  dnew->next = descriptor_list;
  descriptor_list = dnew;

  /*
   * First Contact!
   */
  send_to_desc (help_greeting, dnew);


  return;
}
#endif



void
close_socket (DESCRIPTOR_DATA * dclose)
{
  CHAR_DATA *ch;

  if (dclose->outtop > 0)
    process_output (dclose, FALSE);

  if (dclose->snoop_by != NULL)
    {
      write_to_buffer (dclose->snoop_by, "Your victim has left the game.\n\r",
		       0);
    }

  {
    DESCRIPTOR_DATA *d;

    for (d = descriptor_list; d != NULL; d = d->next)
      {
	if (d->snoop_by == dclose)
	  d->snoop_by = NULL;
      }
  }

  if ((ch = dclose->character) != NULL)
    {
      sprintf (log_buf, "Closing link to %s.", ch->name);
      log_string (log_buf);
      /* cut down on wiznet spam when rebooting */
      if (dclose->connected == CON_PLAYING && !merc_down)
	{
	  act ("$n's soul link to this realm has been severed!  .", ch, NULL,
	       NULL, TO_ROOM);
	  wiznet ("$N has lost his Eternal Soul.", ch, NULL, WIZ_LINKS, 0, 0);
	  ch->desc = NULL;
	}
      else
	{
	  free_char (dclose->original ? dclose->original : dclose->character);
	}
    }

  if (d_next == dclose)
    d_next = d_next->next;

  if (dclose == descriptor_list)
    {
      descriptor_list = descriptor_list->next;
    }
  else
    {
      DESCRIPTOR_DATA *d;

      for (d = descriptor_list; d && d->next != dclose; d = d->next);
      if (d != NULL)
	d->next = dclose->next;
      else
	bug ("Close_socket: dclose not found.", 0);
    }

  close (dclose->descriptor);
  free_descriptor (dclose);
#if defined(MSDOS) || defined(macintosh)
  exit (1);
#endif
  return;
}



bool
read_from_descriptor (DESCRIPTOR_DATA * d)
{
  int iStart;

  /* Hold horses if pending command already. */
  if (d->incomm[0] != '\0')
    return TRUE;

  /* Check for overflow. */
  iStart = strlen (d->inbuf);
  if (iStart >= sizeof (d->inbuf) - 10)
    {
      sprintf (log_buf, "%s input overflow!", d->host);
      log_string (log_buf);
      write_to_descriptor (d->descriptor,
			   "\n\r*** PUT A LID ON IT!!! ***\n\r", 0);
      return FALSE;
    }

  /* Snarf input. */
#if defined(macintosh)
  for (;;)
    {
      int c;
      c = getc (stdin);
      if (c == '\0' || c == EOF)
	break;
      putc (c, stdout);
      if (c == '\r')
	putc ('\n', stdout);
      d->inbuf[iStart++] = c;
      if (iStart > sizeof (d->inbuf) - 10)
	break;
    }
#endif

#if defined(MSDOS) || defined(unix)
  for (;;)
    {
      int nRead;

      nRead = read (d->descriptor, d->inbuf + iStart,
		    sizeof (d->inbuf) - 10 - iStart);
      if (nRead > 0)
	{
	  iStart += nRead;
	  if (d->inbuf[iStart - 1] == '\n' || d->inbuf[iStart - 1] == '\r')
	    break;
	}
      else if (nRead == 0)
	{
	  log_string ("EOF encountered on read.");
	  return FALSE;
	}
      else if (errno == EWOULDBLOCK)
	break;
      else
	{
	  perror ("Read_from_descriptor");
	  return FALSE;
	}
    }
#endif

  d->inbuf[iStart] = '\0';
  return TRUE;
}



/*
 * Transfer one line from input buffer to input line.
 */
void
read_from_buffer (DESCRIPTOR_DATA * d)
{
  int i, j, k;

  /*
   * Hold horses if pending command already.
   */
  if (d->incomm[0] != '\0')
    return;

  /*
   * Look for at least one new line.
   */
  for (i = 0; d->inbuf[i] != '\n' && d->inbuf[i] != '\r'; i++)
    {
      if (d->inbuf[i] == '\0')
	return;
    }

  /*
   * Canonical input processing.
   */
  for (i = 0, k = 0; d->inbuf[i] != '\n' && d->inbuf[i] != '\r'; i++)
    {
      if (k >= MAX_INPUT_LENGTH - 2)
	{
	  write_to_descriptor (d->descriptor, "Line too long.\n\r", 0);

	  /* skip the rest of the line */
	  for (; d->inbuf[i] != '\0'; i++)
	    {
	      if (d->inbuf[i] == '\n' || d->inbuf[i] == '\r')
		break;
	    }
	  d->inbuf[i] = '\n';
	  d->inbuf[i + 1] = '\0';
	  break;
	}

      if (d->inbuf[i] == '\b' && k > 0)
	--k;
      else if (isascii (d->inbuf[i]) && isprint (d->inbuf[i]))
	d->incomm[k++] = d->inbuf[i];
    }

  /*
   * Finish off the line.
   */
  if (k == 0)
    d->incomm[k++] = ' ';
  d->incomm[k] = '\0';

  /*
   * Deal with bozos with #repeat 1000 ...
   */

  if (k > 1 || d->incomm[0] == '!')
    {
      if (d->incomm[0] != '!' && strcmp (d->incomm, d->inlast))
	{
	  d->repeat = 0;
	}
      else
	{
	  if (++d->repeat >= 25 && d->character
	      && d->connected == CON_PLAYING)
	    {
	      sprintf (log_buf, "%s input spamming!", d->host);
	      log_string (log_buf);
	      wiznet ("Spam spam spam $N spam spam spam spam spam!",
		      d->character, NULL, WIZ_SPAM, 0,
		      get_trust (d->character));
	      if (d->incomm[0] == '!')
		wiznet (d->inlast, d->character, NULL, WIZ_SPAM, 0,
			get_trust (d->character));
	      else
		wiznet (d->incomm, d->character, NULL, WIZ_SPAM, 0,
			get_trust (d->character));

	      d->repeat = 0;

	      write_to_descriptor (d->descriptor,
				   "\n\r*** PUT A LID ON IT!!! ***\n\r", 0);


	    }
	}
    }


  /*
   * Do '!' substitution.
   */
  if (d->incomm[0] == '!')
    strcpy (d->incomm, d->inlast);
  else
    strcpy (d->inlast, d->incomm);

  /*
   * Shift the input buffer.
   */
  while (d->inbuf[i] == '\n' || d->inbuf[i] == '\r')
    i++;
  for (j = 0; (d->inbuf[j] = d->inbuf[i + j]) != '\0'; j++);
  return;
}



/*
 * Low level output function.
 */
bool
process_output (DESCRIPTOR_DATA * d, bool fPrompt)
{

  /*
   * Bust a prompt.
   */
  if (!merc_down)
    {
      if (d->showstr_point)
	write_to_buffer (d, "[Hit Return to continue]\n\r", 0);
      else if (fPrompt && d->pString && d->connected == CON_PLAYING)
	write_to_buffer (d, "> ", 2);
      else if (fPrompt && d->connected == CON_PLAYING)
	{
	  CHAR_DATA *ch;
	  CHAR_DATA *victim;

	  ch = d->character;

	  /* battle prompt */
	  if ((victim = ch->fighting) != NULL && can_see (ch, victim))
	    {
	      int percent;
	      char wound[100];
	      char buf[MAX_STRING_LENGTH];

	      if (victim->max_hit > 0)
		percent = victim->hit * 100 / victim->max_hit;
	      else
		percent = -1;

	      if (percent >= 100)
		sprintf (wound, "is in excellent condition.");
	      else if (percent >= 90)
		sprintf (wound, "has a few scratches.");
	      else if (percent >= 75)
		sprintf (wound, "has some small wounds and bruises.");
	      else if (percent >= 50)
		sprintf (wound, "has quite a few wounds.");
	      else if (percent >= 30)
		sprintf (wound, "has some big nasty wounds and scratches.");
	      else if (percent >= 15)
		sprintf (wound, "looks pretty hurt.");
	      else if (percent >= 0)
		sprintf (wound, "is in awful condition.");
	      else
		sprintf (wound, "is bleeding to death.");

	      sprintf (buf, "%s %s \n\r",
		       IS_NPC (victim) ? victim->short_descr : victim->name,
		       wound);
	      buf[0] = UPPER (buf[0]);
	      send_to_char (buf, d->character);
	    }


	  ch = d->original ? d->original : d->character;
	  if (!IS_SET (ch->comm, COMM_COMPACT))
	    write_to_buffer (d, "\n\r", 2);


	  if (IS_SET (ch->comm, COMM_PROMPT))
	    bust_a_prompt (d->character);

	  if (IS_SET (ch->comm, COMM_TELNET_GA))
	    write_to_buffer (d, go_ahead_str, 0);
	}
    }

  /*
   * Short-circuit if nothing to write.
   */
  if (d->outtop == 0)
    return TRUE;

  /*
   * Snoop-o-rama.
   */
  if (d->snoop_by != NULL)
    {
      if (d->character != NULL)
	write_to_buffer (d->snoop_by, d->character->name, 0);
      write_to_buffer (d->snoop_by, "> ", 2);
      write_to_buffer (d->snoop_by, d->outbuf, d->outtop);
    }

  /*
   * OS-dependent output.
   */
  if (!write_to_descriptor (d->descriptor, d->outbuf, d->outtop))
    {
      d->outtop = 0;
      return FALSE;
    }
  else
    {
      d->outtop = 0;
      return TRUE;
    }
}

/*
 * Bust a prompt (player settable prompt)
 * coded by Morgenes for Aldara Mud
 */
void
bust_a_prompt (CHAR_DATA * ch)
{
  char buf[MAX_STRING_LENGTH];
  char buf2[MAX_STRING_LENGTH];
  const char *str;
  const char *i;
  char *point;
  char *pbuff;
  char buffer[MAX_STRING_LENGTH * 2];
  char doors[MAX_INPUT_LENGTH];
  EXIT_DATA *pexit;
  bool found;
  const char *dir_name[] = { "N", "E", "S", "W", "U", "D" };
  int door;


  /* Battle prompt declarations */
  CHAR_DATA *victim;
  char wound[20];
  int percent;
  int spercent;
  spercent = ch->hit * 100 / ch->max_hit;

  point = buf;
  str = ch->prompt;
  if (str == NULL || str[0] == '\0')
    {
      sprintf (buf, "{p<{W%d{Rhp {W%d{Rm {W%d{Rmv{p>{x %s",
	       ch->hit, ch->mana, ch->move, ch->prefix);
      send_to_char (buf, ch);
      return;
    }

  if (IS_SET (ch->comm, COMM_AFK))
    {
      send_to_char ("{p<{WAFK{p>{x ", ch);
      return;
    }

  while (*str != '\0')
    {
      if (*str != '%')
	{
	  *point++ = *str++;
	  continue;
	}
      ++str;
      switch (*str)
	{
	default:
	  i = " ";
	  break;
	case 'e':
	  found = FALSE;
	  doors[0] = '\0';
	  if ((!is_affected (ch, gsn_blindness)) || IS_IMMORTAL (ch))
	    for (door = 0; door < 6; door++)
	      {
		if ((pexit = ch->in_room->exit[door]) != NULL
		    && pexit->u1.to_room != NULL
		    && (can_see_room (ch, pexit->u1.to_room)
			|| (IS_AFFECTED (ch, AFF_INFRARED)
			    && !IS_AFFECTED (ch, AFF_BLIND)))
		    && !IS_SET (pexit->exit_info, EX_CLOSED))
		  {
		    found = TRUE;
		    strcat (doors, dir_name[door]);
		  }
	      }
	  if (!found)
	    strcat (buf, "none");
	  sprintf (buf2, "%s", doors);
	  i = buf2;
	  break;
	case 'c':
	  sprintf (buf2, "%s", "\n\r");
	  i = buf2;
	  break;
	case 'h':
	  if (ch->hit <= 0)
	    {
	      sprintf (buf2, "{Y<{R!{Y> {D%d{x", ch->hit);
	      i = buf2;
	      break;
	    }


	  if (spercent >= 100)
	    {
	      sprintf (buf2, "{W%d{x", ch->hit);
	      i = buf2;
	      break;
	    }

	  if (spercent >= 75)
	    {
	      sprintf (buf2, "{w%d{x", ch->hit);
	      i = buf2;
	      break;
	    }

	  if (spercent >= 25)
	    {
	      sprintf (buf2, "{Y%d{x", ch->hit);
	      i = buf2;
	      break;
	    }

	  if (spercent >= 10)
	    {
	      sprintf (buf2, "{r%d{x", ch->hit);
	      i = buf2;
	      break;
	    }

	  if (spercent >= 1)
	    {
	      sprintf (buf2, "{Y<{R!{Y> {r%d{x", ch->hit);
	      i = buf2;
	      break;
	    }
	  else
	    {
	      sprintf (buf2, "{Y<{R!{Y> {r%d{x", ch->hit);
	      i = buf2;
	      break;
	    }

	case 'H':
	  sprintf (buf2, "%d", ch->max_hit);
	  i = buf2;
	  break;
	case 'm':
	  sprintf (buf2, "%d", ch->mana);
	  i = buf2;
	  break;
	case 'M':
	  sprintf (buf2, "%d", ch->max_mana);
	  i = buf2;
	  break;
	case 'v':
	  sprintf (buf2, "%d", ch->move);
	  i = buf2;
	  break;
	case 'V':
	  sprintf (buf2, "%d", ch->max_move);
	  i = buf2;
	  break;
	case 'x':
	  sprintf (buf2, "%d", ch->exp);
	  i = buf2;
	  break;
	case 'X':
	  sprintf (buf2, "%d", IS_NPC (ch) ? 0 :
		   (ch->level + 1) * exp_per_level (ch,
						    ch->pcdata->points) -
		   ch->exp);
	  i = buf2;
	  break;
	case 'g':
	  sprintf (buf2, "%ld", ch->gold);
	  i = buf2;
	  break;
	case 's':
	  sprintf (buf2, "%ld", ch->silver);
	  i = buf2;
	  break;
/*
 * New prompts by TAKA
 */
	case 'S':
	  sprintf (buf2, "(Shares - %3d %3d %3d %3d)", share_value1,
		   share_value2, share_value3, share_value4);
	  i = buf2;
	  break;
	case 'O':
	  sprintf (buf2, "%d", (ch->hit * 100) / ch->max_hit);
	  i = buf2;
	  break;
	case 'P':
	  sprintf (buf2, "%d", (ch->mana * 100) / ch->max_mana);
	  i = buf2;
	  break;
	case 'Q':
	  sprintf (buf2, "%d", (ch->move * 100) / ch->max_move);
	  i = buf2;
	  break;
/* End new prompts TAKA    */
	case 'a':
	  if (ch->level > 9)
	    sprintf (buf2, "%d", ch->alignment);
	  else
	    sprintf (buf2, "%s", IS_GOOD (ch) ? "good" : IS_EVIL (ch) ?
		     "evil" : "neutral");
	  i = buf2;
	  break;
	case 'r':
	  if (ch->in_room != NULL)
	    sprintf (buf2, "%s",
		     ((!IS_NPC (ch) && IS_SET (ch->act, PLR_HOLYLIGHT)) ||
		      (!IS_AFFECTED (ch, AFF_BLIND)
		       && !room_is_dark (ch->in_room))) ? ch->in_room->
		     name : "darkness");
	  else
	    sprintf (buf2, " ");
	  i = buf2;
	  break;
	case 'R':
	  if (IS_IMMORTAL (ch) && ch->in_room != NULL)
	    sprintf (buf2, "%ld", ch->in_room->vnum);
	  else
	    sprintf (buf2, " ");
	  i = buf2;
	  break;
	case 'z':
	  if (IS_IMMORTAL (ch) && ch->in_room != NULL)
	    sprintf (buf2, "%s", ch->in_room->area->name);
	  else
	    sprintf (buf2, " ");
	  i = buf2;
	  break;
	case '%':
	  sprintf (buf2, "%%");
	  i = buf2;
	  break;
	  /* <SNIP>
	     * the other prompt options
	     *  <- Gothar 1997 ->  */
	case 'b':
	  /*    this is the graphical battle damage prompt
	   *
	   *    <- TAKA     March, 2000 ->  */
	  if ((victim = ch->fighting) != NULL)
	    {
	      if (victim->max_hit > 0)
		percent = victim->hit * 100 / victim->max_hit;
	      else
		percent = -1;

	      if (percent >= 96)
		sprintf (wound, "{wEnemy: {W[{C++++++++++{W]{x\n\r");
	      else if (percent >= 91)
		sprintf (wound, "{wEnemy: {W[{C-+++++++++{W]{x\n\r");
	      else if (percent >= 86)
		sprintf (wound, "{wEnemy: {W[{c +++++++++{W]{x\n\r");
	      else if (percent >= 81)
		sprintf (wound, "{wEnemy: {W[{c -++++++++{W]{x\n\r");
	      else if (percent >= 76)
		sprintf (wound, "{wEnemy: {W[{B  ++++++++{W]{x\n\r");
	      else if (percent >= 71)
		sprintf (wound, "{wEnemy: {W[{B  -+++++++{W]{x\n\r");
	      else if (percent >= 66)
		sprintf (wound, "{wEnemy: {W[{b   +++++++{W]{x\n\r");
	      else if (percent >= 61)
		sprintf (wound, "{wEnemy: {W[{b   -++++++{W]{x\n\r");
	      else if (percent >= 56)
		sprintf (wound, "{wEnemy: {W[{W    ++++++{W]{x\n\r");
	      else if (percent >= 51)
		sprintf (wound, "{wEnemy: {W[{W    -+++++{W]{x\n\r");
	      else if (percent >= 46)
		sprintf (wound, "{wEnemy: {W[{w     +++++{W]{x\n\r");
	      else if (percent >= 41)
		sprintf (wound, "{wEnemy: {W[{w     -++++{W]{x\n\r");
	      else if (percent >= 36)
		sprintf (wound, "{wEnemy: {W[{Y      ++++{W]{x\n\r");
	      else if (percent >= 31)
		sprintf (wound, "{wEnemy: {W[{Y      -+++{W]{x\n\r");
	      else if (percent >= 26)
		sprintf (wound, "{wEnemy: {W[{y       +++{W]{x\n\r");
	      else if (percent >= 21)
		sprintf (wound, "{wEnemy: {W[{y       -++{W]{x\n\r");
	      else if (percent >= 16)
		sprintf (wound, "{wEnemy: {W[{R        ++{W]{x\n\r");
	      else if (percent >= 11)
		sprintf (wound, "{wEnemy: {W[{R        -+{W]{x\n\r");
	      else if (percent >= 6)
		sprintf (wound, "{wEnemy: {W[{r         +{W]{x\n\r");
	      else if (percent >= 1)
		sprintf (wound, "{wEnemy: {W[{r         -{W]{x\n\r");
	      else
		sprintf (wound, "{wEnemy: {W[{D          {W]{x\n\r");
	      sprintf (buf2, " %s", wound);
	      i = buf2;
	    }
	  else
	    i = "";
	  break;
	case 'B':
	  /*    this is the percentage battle damage prompt
	   *    The prompt changes colour to show the
	   *    condition of the mob.
	   *    <- Gothar 1997 ->   SOME IMPROVEMENTS BY TAKA     3/2000 */
	  if ((victim = ch->fighting) != NULL)
	    {
	      percent = victim->hit * 100 / victim->max_hit;
	      if (percent >= 75)
		sprintf (buf2, " {wEnemy: {g%d{x%%", percent);
	      else if (percent >= 50 && percent < 75)
		sprintf (buf2, " {wEnemy: {Y%d{x%%", percent);
	      else if (percent >= 25 && percent < 50)
		sprintf (buf2, " {wEnemy: {r%d{x%%", percent);
	      else
		sprintf (buf2, " {wEnemy: {R%d{x%%", percent);
	      i = buf2;
	    }
	  else
	    i = "";
	  break;
	}
      ++str;
      while ((*point = *i) != '\0')
	++point, ++i;
    }
  *point = '\0';
  pbuff = buffer;
  colourconv (pbuff, buf, ch);
  send_to_char ("{p", ch);
  write_to_buffer (ch->desc, buffer, 0);
  send_to_char ("{x", ch);


  if (ch->prefix[0] != '\0')
    write_to_buffer (ch->desc, ch->prefix, 0);
  return;
}


/*
 * Append onto an output buffer.
 */
void
write_to_buffer (DESCRIPTOR_DATA * d, const char *txt, int length)
{
  /*
   * Find length in case caller didn't.
   */
  if (length <= 0)
    length = strlen (txt);

  /*
   * Initial \n\r if needed.
   */
  if (d->outtop == 0 && !d->fcommand)
    {
      d->outbuf[0] = '\n';
      d->outbuf[1] = '\r';
      d->outtop = 2;
    }

  /*
   * Expand the buffer as needed.
   */
  while (d->outtop + length >= d->outsize)
    {
      char *outbuf;

      if (d->outsize >= 32000)
	{
	  bug ("Buffer overflow. Closing.\n\r", 0);
	  close_socket (d);
	  return;
	}
      outbuf = alloc_mem (2 * d->outsize);
      strncpy (outbuf, d->outbuf, d->outtop);
      free_mem (d->outbuf, d->outsize);
      d->outbuf = outbuf;
      d->outsize *= 2;
    }

  /*
   * Copy.
   */
  strncpy (d->outbuf + d->outtop, txt, length);
  d->outtop += length;
  return;
}



/*
 * Lowest level output function.
 * Write a block of text to the file descriptor.
 * If this gives errors on very long blocks (like 'ofind all'),
 *   try lowering the max block size.
 */
bool
write_to_descriptor (int desc, char *txt, int length)
{
  int iStart;
  int nWrite;
  int nBlock;

#if defined(macintosh) || defined(MSDOS)
  if (desc == 0)
    desc = 1;
#endif

  if (length <= 0)
    length = strlen (txt);

  for (iStart = 0; iStart < length; iStart += nWrite)
    {
      nBlock = UMIN (length - iStart, 4096);
      if ((nWrite = write (desc, txt + iStart, nBlock)) < 0)
	{
	  perror ("Write_to_descriptor");
	  return FALSE;
	}
    }

  return TRUE;
}



void
logf (char *fmt, ...)
{
  char buf[2 * MSL];
  va_list args;
  va_start (args, fmt);
  vsprintf (buf, fmt, args);
  va_end (args);

  log_string (buf);
}


/*
 * Deal with sockets that haven't logged in yet.
 */

void
nanny (DESCRIPTOR_DATA * d, char *argument)
{
  DESCRIPTOR_DATA *d_old, *d_next;
  char buf[MAX_STRING_LENGTH];
  char arg[MAX_INPUT_LENGTH];
  CHAR_DATA *ch;
  char *pwdnew;
  char *p;
  int iClass, race, i, weapon, species;
  bool fOld;
  char pwdbuf[MAX_STRING_LENGTH];
  CHAR_DATA *gch;
  extern char *help_species;




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

  ch = d->character;

  switch (d->connected)
    {

    default:
      bug ("Nanny: bad d->connected %d.", d->connected);
      close_socket (d);
      return;




    case CON_IMM_FLAG:
      if (argument[0] == '\0' || UPPER (argument[0]) == 'N')
	{
	  do_help (ch, "imotd");
	  d->connected = CON_READ_IMOTD;
	  break;
	}
      else
	{
	  if (UPPER (argument[0]) == 'I')
	    LOGIN_STATUS = 1;
	  else
	    LOGIN_STATUS = 0;
	}

      d->connected = CON_IMM_FLAG_LEVEL;
      send_to_desc ("{YWhat Level ?{x\n\r", d);
      break;


    case CON_IMM_FLAG_LEVEL:
      if (LOGIN_STATUS == 1)
	{
	  do_incognito (ch, argument);
	}
      else
	{
	  do_invis (ch, argument);
	}

      do_help (ch, "imotd");
      d->connected = CON_READ_IMOTD;
      break;

    case CON_GET_NAME:
      d->ansi = TRUE;


      if (argument[0] == '\0')
	{
	  send_to_desc ("{RThat is not a name!{x\n\r{GName: {x", d);
	  return;
	}

      argument[0] = UPPER (argument[0]);
      if (!check_parse_name (argument))
	{
	  send_to_desc ("{RIllegal name, try another.{x\n\r{GName: {x", d);
	  return;
	}

      fOld = load_char_obj (d, argument);
      ch = d->character;

      if (IS_SET (ch->act, PLR_DENY))
	{
	  sprintf (log_buf, "Denying access to %s@%s.", argument, d->host);
	  log_string (log_buf);
	  send_to_desc ("{RYou are denied access.{x\n\r", d);
	  close_socket (d);
	  return;
	}

      if (check_ban (d->host, BAN_PERMIT) && !IS_SET (ch->act, PLR_PERMIT))
	{
	  send_to_desc ("{RYour site has been banned from this mud.{x\n\r",
			d);
	  close_socket (d);
	  return;
	}

      if (check_reconnect (d, argument, FALSE))
	{
	  fOld = TRUE;
	}
      else
	{
	  if (wizlock && !IS_IMMORTAL (ch))
	    {
	      send_to_desc ("{RThe game is wizlocked.{x\n\r", d);
	      close_socket (d);
	      return;
	    }
	}

      if (fOld)
	{
	  /* Old player */
	  send_to_desc ("\n\r{RPassword: {x", d);
	  write_to_buffer (d, echo_off_str, 0);
	  d->connected = CON_GET_OLD_PASSWORD;
	  return;
	}
      else
	{
	  /* New player */
	  if (newlock)
	    {
	      send_to_desc ("{RThe game is newlocked.{x\n\r", d);
	      close_socket (d);
	      return;
	    }

	  if (check_ban (d->host, BAN_NEWBIES))
	    {
	      send_to_desc
		("{RNew players are not allowed from your site.{x\n\r", d);
	      close_socket (d);
	      return;
	    }

	  sprintf (buf, "\n\r{RDid I get that right, {W%s {G(Y/N)? {W",
		   argument);
	  send_to_desc (buf, d);
	  d->connected = CON_CONFIRM_NEW_NAME;
	  return;
	}
      break;

    case CON_GET_OLD_PASSWORD:
#if defined(unix)
      write_to_buffer (d, "\n\r", 2);
#endif

      if (strcmp
	  ((char *) crypt (argument, ch->pcdata->pwd), ch->pcdata->pwd))
	{
	  send_to_desc ("{RWrong password.{x\n\r", d);
	  sprintf (log_buf, "%s. Bad Password. IP: %s> %s", ch->name, d->host,
		   argument);
	  log_string (log_buf);
	  sprintf (log_buf, "%s@%s bad password.", ch->name, d->host);
	  wiznet (log_buf, NULL, NULL, WIZ_PWORD, 0, get_trust (ch));
	  if ((gch = get_char_world (ch, ch->name)) != NULL)
	    {
	      send_to_char
		("{R>{r>{D>{* {wBAD {WPASSWORD {wATTEMPT {D<{r<{R<{x\n\r{x",
		 gch);
	      sprintf (pwdbuf,
		       "{w%s tried to log in with a bad password.\n\r{x",
		       d->host);
	      send_to_char (pwdbuf, gch);
	    }
	  close_socket (d);
	  return;
	}

      write_to_buffer (d, echo_on_str, 0);

      if (check_playing (d, ch->name))
	return;

      if (check_reconnect (d, ch->name, TRUE))
	return;

      sprintf (log_buf, "%s@%s has connected.", ch->name, d->host);
      log_string (log_buf);
      wiznet (log_buf, NULL, NULL, WIZ_SITES, 0, get_trust (ch));
      if (ch->desc->ansi)
	SET_BIT (ch->act, PLR_COLOUR);
      else
	REMOVE_BIT (ch->act, PLR_COLOUR);


      if (IS_IMMORTAL (ch))
	{
//        send_to_desc
//          ("{RHow would you like to enter {wAlternate Eternity {R(Wizi/Incog/Normal)? {x",
//           d);
//        d->connected = CON_IMM_FLAG;
	  do_help (ch, "imotd");
	  d->connected = CON_READ_IMOTD;
	  break;

	}
      else
	{
	  do_help (ch, "motd");
	  d->connected = CON_READ_MOTD;
	  /* TAKA     GREET CHARACTER */
	  sprintf (buf,
		   "{WAlternate Eternity {rwelcomes {R%s {rto our world!{x",
		   ch->name);
	  do_echo (ch, buf);
	  /* global greeting */
	}
      break;

/* RT code for breaking link */

    case CON_BREAK_CONNECT:
      switch (*argument)
	{
	case 'y':
	case 'Y':
	  for (d_old = descriptor_list; d_old != NULL; d_old = d_next)
	    {
	      d_next = d_old->next;
	      if (d_old == d || d_old->character == NULL)
		continue;

	      if (str_cmp (ch->name, d_old->original ?
			   d_old->original->name : d_old->character->name))
		continue;

	      close_socket (d_old);
	    }
	  if (check_reconnect (d, ch->name, TRUE))
	    return;
	  send_to_desc ("{RReconnect attempt failed.{x\n\rName: ", d);
	  if (d->character != NULL)
	    {
	      nuke_pets (d->character);
	      free_char (d->character);
	      d->character = NULL;
	    }
	  d->connected = CON_GET_NAME;
	  break;

	case 'n':
	case 'N':
	  send_to_desc ("{RName: {x", d);
	  if (d->character != NULL)
	    {
	      nuke_pets (d->character);
	      free_char (d->character);
	      d->character = NULL;
	    }
	  d->connected = CON_GET_NAME;
	  break;

	default:
	  send_to_desc ("{RPlease type Y or N? {x", d);
	  break;
	}
      break;

    case CON_CONFIRM_NEW_NAME:
      switch (*argument)
	{
	case 'y':
	case 'Y':
	  sprintf (buf,
		   "\n\r{RNew character.\n\r{W%s's {Rnew {Rpassword: {x %s",
		   ch->name, echo_off_str);
	  send_to_desc (buf, d);
	  d->connected = CON_GET_NEW_PASSWORD;
	  if (ch->desc->ansi)
	    SET_BIT (ch->act, PLR_COLOUR);

	  break;

	case 'n':
	case 'N':
	  send_to_desc ("{ROk, what IS it, then? {x", d);
	  nuke_pets (d->character);
	  free_char (d->character);
	  d->character = NULL;
	  d->connected = CON_GET_NAME;
	  break;

	default:
	  send_to_desc ("{RPlease type Yes or No? {x", d);
	  break;
	}
      break;

    case CON_GET_NEW_PASSWORD:
#if defined(unix)
      write_to_buffer (d, "\n\r", 2);
#endif


      if (strlen (argument) < 5)
	{
	  send_to_desc
	    ("{RPassword must be at least five characters long.\n\r{RPassword: {x",
	     d);
	  return;
	}

      pwdnew = (char *) crypt (argument, ch->name);
      for (p = pwdnew; *p != '\0'; p++)
	{
	  if (*p == '~')
	    {
	      send_to_desc
		("{RNew password not acceptable, try again.{R\n\rPassword: {x",
		 d);
	      return;
	    }
	}

      free_string (ch->pcdata->pwd);
      ch->pcdata->pwd = str_dup (pwdnew);
      send_to_desc ("{RPlease retype password: {x", d);
      d->connected = CON_CONFIRM_NEW_PASSWORD;
      break;

    case CON_CONFIRM_NEW_PASSWORD:
#if defined(unix)
      write_to_buffer (d, "\n\r", 2);
#endif

      if (strcmp ((char *) crypt (argument, ch->pcdata->pwd), ch->pcdata->pwd))
	{
	  send_to_desc ("{RPasswords don't match.{G\n\rRetype password: {x",d);
	  d->connected = CON_GET_NEW_PASSWORD;
	  return;
	}

      send_to_desc (help_species, d);
      send_to_desc ("\n\r{RWhat is your species?{x", d);

      d->connected = CON_GET_NEW_SPECIES;
      break;


    case CON_GET_NEW_SPECIES:
      

      one_argument (argument, arg);

      if (!strcmp (arg, "help"))
	{
	  argument = one_argument (argument, arg);
	  if (argument[0] == '\0')
	    do_help (ch, "species help");
	  else
	    do_help (ch, argument);
	  send_to_desc ("{RWhat is your species (help for more information)? {x",
			d);
	  break;
	}

      species = (species_lookup (argument));

      if (species == 0 || !species_table[species].pc_race)
	{
	  send_to_desc ("{RThat is not a valid species.{x\n\r", d);
	  send_to_desc ("{RThe following speciess are available:{W\n\r  ", d);
      send_to_desc (help_species, d);
      send_to_desc ("{RWhat is your species (help for more information)? {x",d);
      break;
	 }
      
      ch->species = species;
      sprintf (buf,"{wYou chose{w: {c%s{x\n\r", species_table[ch->species].name);
      send_to_desc(buf, d);
      /* initialize stats */
      ch->affected_by = ch->affected_by | species_table[species].aff;
      ch->imm_flags = ch->imm_flags | species_table[species].imm;
      ch->res_flags = ch->res_flags | species_table[species].res;
      ch->vuln_flags = ch->vuln_flags | species_table[species].vuln;
      SET_BIT(ch->form, species_table[species].form);
      SET_BIT(ch->parts, species_table[species].parts);

      /* add skills 
      for (i = 0; i < 5; i++)
	{
	  if (pc_species_table[species].skills[i] == NULL)
	    break;
	  group_add (ch, pc_species_table[species].skills[i], FALSE);
	}
       add cost 
      ch->pcdata->points = pc_species_table[species].points;
      ch->size = pc_species_table[species].size;*/
      ////////////////////
          
	write_to_buffer (d, echo_on_str, 0);
	send_to_desc ("{RThe following races are available:{W\n\r  ", d);
	for (race = 1; race_table[race].name != NULL; race++)
	  {
	    if (!race_table[race].pc_race)
	      break;
	      
//	    if (race_table[race].species != ch->species)
//	      break;  
        if (race_table[race].species == ch->species)
            {
	    if ((race_table[race].remort_race == 0)
		|| (race_table[race].remort_race <=
		    (ch->pcdata->incarnations - 1)))
	      {
		send_to_desc (capitalize (race_table[race].name), d);
		write_to_buffer (d, " {D-{x ", 1);
	      }
            }
	  }
	write_to_buffer (d, "\n\r", 0);
	send_to_desc ("{RWhat is your race (help for more information)? {x",d);
	d->connected = CON_GET_NEW_RACE;
	break;
        

    case CON_GET_NEW_RACE:
      one_argument (argument, arg);

      if (!strcmp (arg, "help"))
	{
	  argument = one_argument (argument, arg);
	  if (argument[0] == '\0')
	    do_help (ch, "race help");
	  else
	    do_help (ch, argument);
	  send_to_desc ("{RWhat is your race (help for more information)? {x",
			d);
	  break;
	}

      race = race_lookup_by_spec(argument, ch);

      if (race == 0 || !race_table[race].pc_race)
	{
	  send_to_desc ("{RThat is not a valid race.{x\n\r", d);
	  send_to_desc ("{RThe following races are available:{W\n\r  ", d);
	  for (race = 1; race_table[race].name != NULL; race++)
	    {
	      if (!race_table[race].pc_race)
		break;

        if (race_table[race].species == ch->species)
            {
	      if ((race_table[race].remort_race == 0)
		  || (race_table[race].remort_race <=
		      (ch->pcdata->incarnations - 1)))
	        {
	      send_to_desc (capitalize (race_table[race].name), d);
		  write_to_buffer (d, " {D-{x ", 1);
		}
            }

	    }
	  write_to_buffer (d, "\n\r", 0);
	  send_to_desc ("{RWhat is your race? (help for more information) {x",
			d);
	  break;
	}

      ch->race = race;
      sprintf (buf,"{wYou chose{w: {c%s{x\n\r", race_table[ch->race].name);
      send_to_desc(buf, d);
      /* initialize stats */
      for (i = 0; i < MAX_STATS; i++)
      ch->perm_stat[i] = pc_race_table[race].stats[i];
      ch->affected_by = ch->affected_by | race_table[race].aff;
      ch->imm_flags = ch->imm_flags | race_table[race].imm;
      ch->res_flags = ch->res_flags | race_table[race].res;
      ch->vuln_flags = ch->vuln_flags | race_table[race].vuln;
      ch->form = race_table[race].form;
      ch->parts = race_table[race].parts;

      /* add skills */
      for (i = 0; i < 5; i++)
	{
	  if (pc_race_table[race].skills[i] == NULL)
	    break;
	  group_add (ch, pc_race_table[race].skills[i], FALSE);
	}
      /* add cost */
      ch->pcdata->points = pc_race_table[race].points;
      ch->size = pc_race_table[race].size;

      send_to_desc ("{RWhat is your sex (M/F)? {x", d);
      d->connected = CON_GET_NEW_SEX;
      break;


    case CON_GET_NEW_SEX:
      switch (argument[0])
	{
	case 'm':
	case 'M':
	  ch->sex = SEX_MALE;
	  ch->pcdata->true_sex = SEX_MALE;
	  break;
	case 'f':
	case 'F':
	  ch->sex = SEX_FEMALE;
	  ch->pcdata->true_sex = SEX_FEMALE;
	  break;
	default:
	  send_to_desc ("{RThat's not a sex.{RWhat IS your sex? {x\n\r", d);
	  return;
	}

      strcpy (buf, "{RSelect a class: \n\r{M[{W");
      for (iClass = 0; iClass < MAX_CLASS; iClass++)
	{
	  if ((class_table[iClass].remort_class == 0)
	      || (class_table[iClass].remort_class <=
		  (ch->pcdata->incarnations - 1)))
	    {
	      if (pc_race_table[ch->race].class_mult[iClass] == 0)
		continue;
	      else if (iClass > 0)
		strcat (buf, " ");
	      strcat (buf, class_table[iClass].name);
	    }
	}
      strcat (buf, "{M]{G: {x");
      send_to_desc (buf, d);
      d->connected = CON_GET_NEW_CLASS;
      break;

    case CON_GET_NEW_CLASS:
      iClass = class_lookup (argument);

      if (pc_race_table[ch->race].class_mult[iClass] == 0)
	{
	  write_to_buffer (d,
			   "That's not a selectable class.\n\rWhat IS your class? ",
			   0);
	  return;
	}

      if (iClass == -1 || ((class_table[iClass].remort_class >= 1)
			   && (!IS_SET (ch->act, PLR_REMORT))
			   && (class_table[iClass].remort_class <= 99)))

	if (pc_race_table[ch->race].class_mult[iClass] == 0)
	  {
	    write_to_buffer (d,
			     "That's not a selectable class.\n\rWhat IS your class? ",
			     0);
	    return;
	  }

      ch->class = iClass;

      sprintf (log_buf, "%s@%s new player. Class %s Race %s", ch->name,
	       d->host, class_table[iClass].name,
	       pc_race_table[ch->race].name);
      log_string (log_buf);
      wiznet ("Newbie alert!  $N sighted.", ch, NULL, WIZ_NEWBIE, 0, 0);
      wiznet (log_buf, NULL, NULL, WIZ_SITES, 0, get_trust (ch));

      write_to_buffer (d, "\n\r", 2);
      send_to_desc ("{RYou may be good, neutral, or evil.{x\n\r", d);
      send_to_desc ("{RWhich alignment (G/N/E)? {x", d);
      d->connected = CON_GET_ALIGNMENT;
      break;

    case CON_GET_ALIGNMENT:
      switch (argument[0])
	{
	case 'g':
	case 'G':
	  ch->alignment = 750;
	  break;
	case 'n':
	case 'N':
	  ch->alignment = 0;
	  break;
	case 'e':
	case 'E':
	  ch->alignment = -750;
	  break;
	default:
	  send_to_desc ("{RThat's not a valid alignment.{x\n\r", d);
	  send_to_desc ("{RWhich alignment (G/N/E)? {x", d);
	  return;
	}
      group_add (ch, "rom basics", FALSE);
      group_add (ch, class_table[ch->class].base_group, FALSE);
      ch->pcdata->learned[gsn_recall] = 50;
	  group_add (ch, class_table[ch->class].default_group, TRUE);
	  write_to_buffer (d, "\n\r", 2);
	  send_to_desc
	    ("{RPlease pick a weapon from the following choices:{W\n\r", d);
	  buf[0] = '\0';
	  for (i = 0; weapon_table[i].name != NULL; i++)
	    if (ch->pcdata->learned[*weapon_table[i].gsn] > 0)
	      {
		strcat (buf, weapon_table[i].name);
		strcat (buf, " ");
	      }
	  strcat (buf, "\n\r{xYour choice?{x");
	  send_to_desc (buf, d);
	  d->connected = CON_PICK_WEAPON;
	  break;

//Customize removed: Xeric
/*      write_to_buffer (d, "\n\r", 0);

      group_add (ch, "rom basics", FALSE);
      group_add (ch, class_table[ch->class].base_group, FALSE);
      ch->pcdata->learned[gsn_recall] = 50;
      send_to_desc ("{RDo you wish to customize this character?{x\n\r", d);
      send_to_desc
	("{RCustomization takes time, but allows a wider range of skills and abilities.{x\n\r",
	 d);
      send_to_desc ("{RCustomize (Y/N)? {x", d);*/
      d->connected = CON_PICK_WEAPON;
      break;

    case CON_DEFAULT_CHOICE:
      write_to_buffer (d, "\n\r", 2);
      switch (argument[0])
	{
	case 'y':
	case 'Y':
	  ch->gen_data = new_gen_data ();
	  ch->gen_data->points_chosen = ch->pcdata->points;
	  do_help (ch, "group header");
	  list_group_costs (ch);
	  send_to_desc ("{RYou already have the following skills:{W\n\r", d);
	  do_skills (ch, "");
	  do_help (ch, "menu choice");
	  d->connected = CON_GEN_GROUPS;
	  break;
	case 'n':
	case 'N':
	  group_add (ch, class_table[ch->class].default_group, TRUE);
	  write_to_buffer (d, "\n\r", 2);
	  send_to_desc
	    ("{RPlease pick a weapon from the following choices:{W\n\r", d);
	  buf[0] = '\0';
	  for (i = 0; weapon_table[i].name != NULL; i++)
	    if (ch->pcdata->learned[*weapon_table[i].gsn] > 0)
	      {
		strcat (buf, weapon_table[i].name);
		strcat (buf, " ");
	      }
	  strcat (buf, "\n\r{xYour choice?{x");
	  send_to_desc (buf, d);
	  d->connected = CON_PICK_WEAPON;
	  break;
	default:
	  write_to_buffer (d, "{RPlease answer (Y/N)? {x", 0);
	  return;
	}
      break;

    case CON_PICK_WEAPON:
      write_to_buffer (d, "\n\r", 2);
      SET_BIT (ch->act, PLR_AUTOASSIST);
      SET_BIT (ch->act, PLR_AUTOEXIT);
      SET_BIT (ch->act, PLR_AUTOGOLD);
      SET_BIT (ch->act, PLR_AUTOLOOT);
      SET_BIT (ch->act, PLR_AUTOSAC);
      SET_BIT (ch->act, PLR_AUTOSPLIT);
      SET_BIT (ch->act, PLR_AUTODAMAGE);
      SET_BIT (ch->act, PLR_AUTOWEATHER);
      weapon = weapon_lookup (argument);
      if (weapon == -1 || ch->pcdata->learned[*weapon_table[weapon].gsn] <= 0)
	{
	  send_to_desc ("{RThat's not a valid selection. Choices are:{W\n\r",
			d);
	  buf[0] = '\0';
	  for (i = 0; weapon_table[i].name != NULL; i++)
	    if (ch->pcdata->learned[*weapon_table[i].gsn] > 0)
	      {
		strcat (buf, weapon_table[i].name);
		strcat (buf, " ");
	      }
	  strcat (buf, "\n\rYour choice?");
	  write_to_buffer (d, buf, 0);
	  return;
	}

      ch->pcdata->learned[*weapon_table[weapon].gsn] = 40;
      write_to_buffer (d, "\n\r", 2);
      do_help (ch, "motd");
      d->connected = CON_READ_MOTD;
      break;

    case CON_GEN_GROUPS:
      send_to_char ("\n\r", ch);
      if (!str_cmp (argument, "done"))
	{
	  sprintf (buf, "{GCreation points: {W%d{x\n\r", ch->pcdata->points);
	  send_to_char (buf, ch);
	  sprintf (buf, "{GExperience per level: {W%d{x\n\r",
		   exp_per_level (ch, ch->gen_data->points_chosen));
	  if (ch->pcdata->points < 40)
	    ch->train = (40 - ch->pcdata->points + 1) / 2;
	  free_gen_data (ch->gen_data);
	  ch->gen_data = NULL;
	  send_to_char (buf, ch);
	  write_to_buffer (d, "\n\r", 2);
	  send_to_desc
	    ("{GPlease pick a weapon from the following choices:{x\n\r", d);
	  buf[0] = '\0';
	  for (i = 0; weapon_table[i].name != NULL; i++)
	    if (ch->pcdata->learned[*weapon_table[i].gsn] > 0)
	      {
		strcat (buf, weapon_table[i].name);
		strcat (buf, " ");
	      }
	  strcat (buf, "\n\rYour choice?");
	  write_to_buffer (d, buf, 0);
	  d->connected = CON_PICK_WEAPON;
	  break;
	}

      if (!parse_gen_groups (ch, argument))
	send_to_char
	  ("{GChoices are: list,learned,premise,add,drop,info,help, and done.{x\n\r",
	   ch);
      /*do_help(ch,"menu choice"); */
      break;

    case CON_BEGIN_REMORT:
      send_to_desc ("{RNow beginning the remorting process.{x\n\r\n\r", d);
      send_to_desc ("{RThe following races are available:{x\n\r  ", d);
      for (race = 1; race_table[race].name != NULL; race++)
	{
	  if (!race_table[race].pc_race)
	    break;
	  write_to_buffer (d, race_table[race].name, 0);
	  write_to_buffer (d, " ", 1);
	}
      write_to_buffer (d, "\n\r", 0);
      send_to_desc ("{GWhat is your race (help for more information)? {x", d);
      d->connected = CON_GET_NEW_RACE;
      break;


    case CON_READ_IMOTD:
      write_to_buffer (d, "\n\r", 2);
      do_help (ch, "motd");
      d->connected = CON_READ_MOTD;
      break;

    case CON_READ_MOTD:
      if (ch->pcdata == NULL || ch->pcdata->pwd[0] == '\0')
	{
	  write_to_buffer (d, "{RWarning! Null password!{x\n\r", 0);
	  write_to_buffer (d, "{RPlease report old password with bug.{x\n\r",
			   0);
	  write_to_buffer (d,
			   "{RType {G'{Ypassword {wnull {C<{Gnew password{C>{G' to fix.{x\n\r",
			   0);
	}

      send_to_desc
	("\n\r{rWelcome to {WAlternate Eternity {r.  {rA ROM 2.4 code base.{x\n\r",
	 d);
      ch->next = char_list;
      char_list = ch;
      d->connected = CON_PLAYING;
      reset_char (ch);

      if (ch->level == 0)
	{

	  ch->perm_stat[class_table[ch->class].attr_prime] += 3;

	  ch->level = 1;
	  ch->exp = exp_per_level (ch, ch->pcdata->points);
	  ch->hit = ch->max_hit;
	  ch->mana = ch->max_mana;
	  ch->move = ch->max_move;
	  ch->train = 3;
	  ch->practice = 5;
	  /*
	     This code replaced by TAKA     to add mud time to a file for better
	     tracking :) Also for our own birthday code logic!
	   */
	  ch->startyear = time_info.year;
	  ch->startmonth = time_info.month;
	  ch->startday = time_info.day;
	  /* End TAKA     time mods */
	  sprintf (buf, "the %s",
		   title_table[ch->class][ch->level]
		   [ch->sex == SEX_FEMALE ? 1 : 0]);
	  set_title (ch, buf);

	  do_outfit (ch, "");
	  obj_to_char (create_object (get_obj_index (OBJ_VNUM_MAP), 0), ch);

	  char_to_room (ch, get_room_index (ROOM_VNUM_SCHOOL));
	  send_to_char ("\n\r", ch);
	  do_help (ch, "NEWBIE INFO");
	  send_to_char ("\n\r", ch);
	}
      else if (ch->in_room != NULL)
	{
	  char_to_room (ch, ch->in_room);
	}
      else if (IS_IMMORTAL (ch))
	{
	  char_to_room (ch, get_room_index (ROOM_VNUM_CHAT));
	}
      else
	{
	  char_to_room (ch, get_room_index (ROOM_VNUM_TEMPLE));
	}

      if (!IS_IMMORTAL (ch))
	{
	  act ("$n has entered the game.", ch, NULL, NULL, TO_ROOM);
	  do_look (ch, "auto");
	}

      wiznet ("$N has left real life behind.", ch, NULL,
	      WIZ_LOGINS, WIZ_SITES, get_trust (ch));

      if (ch->pet != NULL)
	{
	  char_to_room (ch->pet, ch->in_room);
	  act ("$n walks through a shifting portal and rejoins the realm.",
	       ch->pet, NULL, NULL, TO_ROOM);
	}

      if (ch->mount != NULL)
	{
	  char_to_room (ch->mount, ch->in_room);
	  act ("$n walks through a shifting portal and rejoins the realm.",
	       ch->mount, NULL, NULL, TO_ROOM);
	  add_follower (ch->mount, ch);
	  do_mount (ch, ch->mount->name);
	}

      do_unread (ch, "");
      break;
      break;
    }

  return;
}



/*
 * Parse a name for acceptability.
 */
bool
check_parse_name (char *name)
{
  int clan;

  /*
   * Reserved words.
   */
  if (is_exact_name (name,
		     "all auto alternate eternity immortal self someone something the you loner none"))
    {
      return FALSE;
    }

  /* check clans */
  for (clan = 0; clan < MAX_CLAN; clan++)
    {
      if (LOWER (name[0]) == LOWER (clan_table[clan].name[0])
	  && !str_cmp (name, clan_table[clan].name))
	return FALSE;
    }

  if (str_cmp (capitalize (name), "Alander")
      && (!str_prefix ("Alan", name) || !str_suffix ("Alander", name)))
    return FALSE;

  /*
   * Length restrictions.
   */

  if (strlen (name) < 2)
    return FALSE;

#if defined(MSDOS)
  if (strlen (name) > 8)
    return FALSE;
#endif

#if defined(macintosh) || defined(unix)
  if (strlen (name) > 12)
    return FALSE;
#endif

  /*
   * Alphanumerics only.
   * Lock out IllIll twits.
   */
  {
    char *pc;
    bool fIll, adjcaps = FALSE, cleancaps = FALSE;
    int total_caps = 0;

    fIll = TRUE;
    for (pc = name; *pc != '\0'; pc++)
      {
	if (!isalpha (*pc))
	  return FALSE;

	if (isupper (*pc))
	  {			/* ugly anti-caps hack */
	    if (adjcaps)
	      cleancaps = TRUE;
	    total_caps++;
	    adjcaps = TRUE;
	  }
	else
	  adjcaps = FALSE;

	if (LOWER (*pc) != 'i' && LOWER (*pc) != 'l')
	  fIll = FALSE;
      }

    if (fIll)
      return FALSE;

    if (cleancaps || (total_caps > (strlen (name)) / 2 && strlen (name) < 3))
      return FALSE;
  }

  /*
   * Prevent players from naming themselves after mobs.
   */
  {
    extern MOB_INDEX_DATA *mob_index_hash[MAX_KEY_HASH];
    MOB_INDEX_DATA *pMobIndex;
    int iHash;

    for (iHash = 0; iHash < MAX_KEY_HASH; iHash++)
      {
	for (pMobIndex = mob_index_hash[iHash];
	     pMobIndex != NULL; pMobIndex = pMobIndex->next)
	  {
	    if (is_name (name, pMobIndex->player_name))
	      return FALSE;
	  }
      }
  }

  return TRUE;
}



/*
 * Look for link-dead player to reconnect.
 */
bool
check_reconnect (DESCRIPTOR_DATA * d, char *name, bool fConn)
{
  CHAR_DATA *ch;

  for (ch = char_list; ch != NULL; ch = ch->next)
    {
      if (!IS_NPC (ch)
	  && (!fConn || ch->desc == NULL)
	  && !str_cmp (d->character->name, ch->name))
	{
	  if (fConn == FALSE)
	    {
	      free_string (d->character->pcdata->pwd);
	      d->character->pcdata->pwd = str_dup (ch->pcdata->pwd);
	    }
	  else
	    {
	      free_char (d->character);
	      d->character = ch;
	      ch->desc = d;
	      ch->timer = 0;
	      send_to_char
		("{RReconnecting. {GType {Wreplay {Gto see missed tells.{x\n\r",
		 ch);
	      act ("$n has reconnected.", ch, NULL, NULL, TO_ROOM);

	      sprintf (log_buf, "%s@%s reconnected.", ch->name, d->host);
	      log_string (log_buf);
	      wiznet ("$N groks the fullness of $S link.",
		      ch, NULL, WIZ_LINKS, 0, 0);
	      d->connected = CON_PLAYING;
	    }
	  return TRUE;
	}
    }

  return FALSE;
}



/*
 * Check if already playing.
 */
bool
check_playing (DESCRIPTOR_DATA * d, char *name)
{
  DESCRIPTOR_DATA *dold;

  for (dold = descriptor_list; dold; dold = dold->next)
    {
      if (dold != d
	  && dold->character != NULL
	  && dold->connected != CON_GET_NAME
	  && dold->connected != CON_GET_OLD_PASSWORD
	  && !str_cmp (name, dold->original
		       ? dold->original->name : dold->character->name))
	{
	  send_to_desc ("{RThat character is already playing.{x\n\r", d);
	  send_to_desc ("{GDo you wish to connect anyway (Y/N)?{x", d);
	  d->connected = CON_BREAK_CONNECT;
	  return TRUE;
	}
    }

  return FALSE;
}



void
stop_idling (CHAR_DATA * ch)
{
  if (ch == NULL
      || ch->desc == NULL
      || ch->desc->connected != CON_PLAYING
      || ch->was_in_room == NULL
      || ch->in_room != get_room_index (ROOM_VNUM_LIMBO))
    return;

  ch->timer = 0;
  char_from_room (ch);
  char_to_room (ch, ch->was_in_room);
  ch->was_in_room = NULL;
  act ("$n has returned from the void.", ch, NULL, NULL, TO_ROOM);
  return;
}



/*
 * Write to one char.
 */
void
send_to_char_bw (const char *txt, CHAR_DATA * ch)
{
  if (txt != NULL && ch->desc != NULL)
    write_to_buffer (ch->desc, txt, strlen (txt));
  return;
}

/*
 * Send a page to one char.
 */
void
page_to_char_bw (const char *txt, CHAR_DATA * ch)
{
  if (txt == NULL || ch->desc == NULL)
    return;

  if (ch->lines == 0)
    {
      send_to_char_bw (txt, ch);
      return;
    }

#if defined(macintosh)
  send_to_char_bw (txt, ch);
#else
  ch->desc->showstr_head = alloc_mem (strlen (txt) + 1);
  strcpy (ch->desc->showstr_head, txt);
  ch->desc->showstr_point = ch->desc->showstr_head;
  show_string (ch->desc, "");
#endif
}

/*
 * Page to one char, new colour version, by Lope.
 */
void
send_to_char (const char *txt, CHAR_DATA * ch)
{
  const char *point;
  char *point2;
  char buf[MAX_STRING_LENGTH * 4];
  int skip = 0;

  buf[0] = '\0';
  point2 = buf;
  if (txt && ch->desc)
    {
      if (IS_SET (ch->act, PLR_COLOUR))
	{
	  for (point = txt; *point; point++)
	    {
	      if (*point == '{')
		{
		  point++;
		  skip = colour (*point, ch, point2);
		  while (skip-- > 0)
		    ++point2;
		  continue;
		}
	      *point2 = *point;
	      *++point2 = '\0';
	    }
	  *point2 = '\0';
	  write_to_buffer (ch->desc, buf, point2 - buf);
	}
      else
	{
	  for (point = txt; *point; point++)
	    {
	      if (*point == '{')
		{
		  point++;
		  continue;
		}
	      *point2 = *point;
	      *++point2 = '\0';
	    }
	  *point2 = '\0';
	  write_to_buffer (ch->desc, buf, point2 - buf);
	}
    }
  return;
}

/*
 * Page to one descriptor using Lope's color.
 */
void
send_to_desc (const char *txt, DESCRIPTOR_DATA * d)
{
  const char *point;
  char *point2;
  char buf[MAX_STRING_LENGTH * 4];
  int skip = 0;

  buf[0] = '\0';
  point2 = buf;
  if (txt && d)
    {
      if (d->ansi == TRUE)
	{
	  for (point = txt; *point; point++)
	    {
	      if (*point == '{')
		{
		  point++;
		  skip = colour (*point, NULL, point2);
		  while (skip-- > 0)
		    ++point2;
		  continue;
		}
	      *point2 = *point;
	      *++point2 = '\0';
	    }
	  *point2 = '\0';
	  write_to_buffer (d, buf, point2 - buf);
	}
      else
	{
	  for (point = txt; *point; point++)
	    {
	      if (*point == '{')
		{
		  point++;
		  continue;
		}
	      *point2 = *point;
	      *++point2 = '\0';
	    }
	  *point2 = '\0';
	  write_to_buffer (d, buf, point2 - buf);
	}
    }
  return;
}

void
page_to_char (const char *txt, CHAR_DATA * ch)
{
  const char *point;
  char *point2;
  char buf[MAX_STRING_LENGTH * 4];
  int skip = 0;

#if defined(macintosh)
  send_to_char (txt, ch);
#else
  buf[0] = '\0';
  point2 = buf;
  if (txt && ch->desc)
    {
      if (IS_SET (ch->act, PLR_COLOUR))
	{
	  for (point = txt; *point; point++)
	    {
	      if (*point == '{')
		{
		  point++;
		  skip = colour (*point, ch, point2);
		  while (skip-- > 0)
		    ++point2;
		  continue;
		}
	      *point2 = *point;
	      *++point2 = '\0';
	    }
	  *point2 = '\0';
	  ch->desc->showstr_head = alloc_mem (strlen (buf) + 1);
	  strcpy (ch->desc->showstr_head, buf);
	  ch->desc->showstr_point = ch->desc->showstr_head;
	  show_string (ch->desc, "");
	}
      else
	{
	  for (point = txt; *point; point++)
	    {
	      if (*point == '{')
		{
		  point++;
		  continue;
		}
	      *point2 = *point;
	      *++point2 = '\0';
	    }
	  *point2 = '\0';
	  ch->desc->showstr_head = alloc_mem (strlen (buf) + 1);
	  strcpy (ch->desc->showstr_head, buf);
	  ch->desc->showstr_point = ch->desc->showstr_head;
	  show_string (ch->desc, "");
	}
    }
#endif
  return;
}

/* string pager */
void
show_string (struct descriptor_data *d, char *input)
{
  char buffer[4 * MAX_STRING_LENGTH];
  char buf[MAX_INPUT_LENGTH];
  register char *scan, *chk;
  int lines = 0, toggle = 1;
  int show_lines;

  one_argument (input, buf);
  if (buf[0] != '\0')
    {
      if (d->showstr_head)
	{
	  free_mem (d->showstr_head, strlen (d->showstr_head));
	  d->showstr_head = 0;
	}
      d->showstr_point = 0;
      return;
    }

  if (d->character)
    show_lines = d->character->lines;
  else
    show_lines = 0;

  for (scan = buffer;; scan++, d->showstr_point++)
    {
      if (((*scan = *d->showstr_point) == '\n' || *scan == '\r')
	  && (toggle = -toggle) < 0)
	lines++;

      else if (!*scan || (show_lines > 0 && lines >= show_lines))
	{
	  *scan = '\0';
	  write_to_buffer (d, buffer, strlen (buffer));
	  for (chk = d->showstr_point; isspace (*chk); chk++);
	  {
	    if (!*chk)
	      {
		if (d->showstr_head)
		  {
		    free_mem (d->showstr_head, strlen (d->showstr_head));
		    d->showstr_head = 0;
		  }
		d->showstr_point = 0;
	      }
	  }
	  return;
	}
    }
  return;
}


/* quick sex fixer */
void
fix_sex (CHAR_DATA * ch)
{
  if (ch->sex < 0 || ch->sex > 2)
    ch->sex = IS_NPC (ch) ? 0 : ch->pcdata->true_sex;
}

void
act_new (const char *format, CHAR_DATA * ch, const void *arg1,
	 const void *arg2, int type, int min_pos)
{
  static char *const he_she[] = { "it", "he", "she" };
  static char *const him_her[] = { "it", "him", "her" };
  static char *const his_her[] = { "its", "his", "her" };

  char buf[MAX_STRING_LENGTH];
  char fname[MAX_INPUT_LENGTH];
  CHAR_DATA *to;
  CHAR_DATA *vch = (CHAR_DATA *) arg2;
  OBJ_DATA *obj1 = (OBJ_DATA *) arg1;
  OBJ_DATA *obj2 = (OBJ_DATA *) arg2;
  const char *str;
  const char *i;
  char *point;
  char *pbuff;
  char buffer[MAX_STRING_LENGTH * 2];
  bool fColour = FALSE;


  /*
   * Discard null and zero-length messages.
   */
  if (format == NULL || format[0] == '\0')
    return;

  /* discard null rooms and chars */
  if (ch == NULL || ch->in_room == NULL)
    return;

  to = ch->in_room->people;
  if (type == TO_VICT)
    {
      if (vch == NULL)
	{
	  bug ("Act: null vch with TO_VICT.", 0);
	  return;
	}

      if (vch->in_room == NULL)
	return;

      to = vch->in_room->people;
    }

  for (; to != NULL; to = to->next_in_room)
    {
	    /*
	     * MOBProgram fix to allow MOBs to see acts()
	     *   -- Thunder (thunder1@fast.net)
	     */
        if ( (to->desc == NULL
        &&    (!IS_NPC(to) || !HAS_TRIGGER_MOB(to, TRIG_ACT)))
        ||   to->position < min_pos )
        continue;


      if ((type == TO_CHAR) && to != ch)
	continue;
      if (type == TO_VICT && (to != vch || to == ch))
	continue;
      if (type == TO_ROOM && to == ch)
	continue;
      if (type == TO_NOTVICT && (to == ch || to == vch))
	continue;

      point = buf;
      str = format;
      while (*str != '\0')
	{
	  if (*str != '$')
	    {
	      *point++ = *str++;
	      continue;
	    }
	  fColour = TRUE;
	  ++str;
	  i = " <@@@> ";

	  if (arg2 == NULL && *str >= 'A' && *str <= 'Z')
	    {
	      bug ("Act: missing arg2 for code %d.", *str);
	      i = " <@@@> ";
	    }
	  else
	    {
	      switch (*str)
		{
		default:
		  bug ("Act: bad code %d.", *str);
		  i = " <@@@> ";
		  break;
		  /* Thx alex for 't' idea */
		case 't':
		  i = (char *) arg1;
		  break;
		case 'T':
		  i = (char *) arg2;
		  break;
		case 'n':
		  i = PERS (ch, to);
		  break;
		case 'N':
		  i = PERS (vch, to);
		  break;
		case 'e':
		  i = he_she[URANGE (0, ch->sex, 2)];
		  break;
		case 'E':
		  i = he_she[URANGE (0, vch->sex, 2)];
		  break;
		case 'm':
		  i = him_her[URANGE (0, ch->sex, 2)];
		  break;
		case 'M':
		  i = him_her[URANGE (0, vch->sex, 2)];
		  break;
		case 's':
		  i = his_her[URANGE (0, ch->sex, 2)];
		  break;
		case 'S':
		  i = his_her[URANGE (0, vch->sex, 2)];
		  break;

		case 'p':
		  i = can_see_obj (to, obj1)
		    ? obj1->short_descr : "something";
		  break;

		case 'P':
		  i = can_see_obj (to, obj2)
		    ? obj2->short_descr : "something";
		  break;

		case 'd':
		  if (arg2 == NULL || ((char *) arg2)[0] == '\0')
		    {
		      i = "door";
		    }
		  else
		    {
		      one_argument ((char *) arg2, fname);
		      i = fname;
		    }
		  break;
		}
	    }

	  ++str;
	  while ((*point = *i) != '\0')
	    ++point, ++i;
	}

      *point++ = '\n';
      *point++ = '\r';
      *point = '\0';
      pbuff = buffer;
      colourconv (pbuff, buf, to);
      buf[0] = UPPER (buf[0]);
      if (to->desc != NULL)	/*
				   write_to_buffer( to->desc, buf, point - buf ); */
	write_to_buffer (to->desc, buffer, 0);
      else if (MOBtrigger)
	p_act_trigger (buf, to, NULL, NULL, ch, arg1, arg2, TRIG_ACT);
      if (type == TO_ROOM || type == TO_NOTVICT)
	{
	  OBJ_DATA *obj, *obj_next;
	  CHAR_DATA *tch, *tch_next;

	  point = buf;
	  str = format;
	  while (*str != '\0')
	    {
	      *point++ = *str++;
	    }
	  *point = '\0';

	  for (obj = ch->in_room->contents; obj; obj = obj_next)
	    {
	      obj_next = obj->next_content;
	      if (HAS_TRIGGER_OBJ (obj, TRIG_ACT))
		p_act_trigger (buf, NULL, obj, NULL, ch, NULL, NULL,
			       TRIG_ACT);
	    }

	  for (tch = ch; tch; tch = tch_next)
	    {
	      tch_next = tch->next_in_room;

	      for (obj = tch->carrying; obj; obj = obj_next)
		{
		  obj_next = obj->next_content;
		  if (HAS_TRIGGER_OBJ (obj, TRIG_ACT))
		    p_act_trigger (buf, NULL, obj, NULL, ch, NULL, NULL,
				   TRIG_ACT);
		}
	    }

	  if (HAS_TRIGGER_ROOM (ch->in_room, TRIG_ACT))
	    p_act_trigger (buf, NULL, NULL, ch->in_room, ch, NULL, NULL,
			   TRIG_ACT);
	}

    }
  return;
}


int
colour (char type, CHAR_DATA * ch, char *string)
{
  PC_DATA *col;
  char code[20];
  char *p = '\0';

  if (ch && IS_NPC (ch))
    return (0);

  col = ch ? ch->pcdata : NULL;

  switch (type)
    {
    default:
      strcpy (code, CLEAR);
      break;
    case 'x':
      strcpy (code, CLEAR);
      break;
    case 'p':
      if (col->prompt[2])
	sprintf (code, "\e[%d;3%dm%c", col->prompt[0], col->prompt[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->prompt[0], col->prompt[1]);
      break;
    case 's':
      if (col->room_title[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->room_title[0], col->room_title[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->room_title[0], col->room_title[1]);
      break;
    case 'S':
      if (col->room_text[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->room_text[0], col->room_text[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->room_text[0], col->room_text[1]);
      break;
    case 'd':
      if (col->gossip[2])
	sprintf (code, "\e[%d;3%dm%c", col->gossip[0], col->gossip[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->gossip[0], col->gossip[1]);
      break;
    case '9':
      if (col->gossip_text[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->gossip_text[0], col->gossip_text[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->gossip_text[0],
		 col->gossip_text[1]);
      break;
    case 'Z':
      if (col->wiznet[2])
	sprintf (code, "\e[%d;3%dm%c", col->wiznet[0], col->wiznet[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->wiznet[0], col->wiznet[1]);
      break;
    case 'o':
      if (col->room_exits[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->room_exits[0], col->room_exits[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->room_exits[0], col->room_exits[1]);
      break;
    case 'O':
      if (col->room_things[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->room_things[0], col->room_things[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->room_things[0],
		 col->room_things[1]);
      break;
    case 'i':
      if (col->immtalk_text[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->immtalk_text[0], col->immtalk_text[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm",
		 col->immtalk_text[0], col->immtalk_text[1]);
      break;
    case 'I':
      if (col->immtalk_type[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->immtalk_type[0], col->immtalk_type[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm",
		 col->immtalk_type[0], col->immtalk_type[1]);
      break;
    case '2':
      if (col->fight_yhit[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->fight_yhit[0], col->fight_yhit[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->fight_yhit[0], col->fight_yhit[1]);
      break;
    case '3':
      if (col->fight_ohit[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->fight_ohit[0], col->fight_ohit[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->fight_ohit[0], col->fight_ohit[1]);
      break;
    case '4':
      if (col->fight_thit[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->fight_thit[0], col->fight_thit[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->fight_thit[0], col->fight_thit[1]);
      break;
    case '5':
      if (col->fight_skill[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->fight_skill[0], col->fight_skill[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->fight_skill[0],
		 col->fight_skill[1]);
      break;
    case '1':
      if (col->fight_death[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->fight_death[0], col->fight_death[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->fight_death[0],
		 col->fight_death[1]);
      break;
    case '6':
      if (col->say[2])
	sprintf (code, "\e[%d;3%dm%c", col->say[0], col->say[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->say[0], col->say[1]);
      break;
    case '7':
      if (col->say_text[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->say_text[0], col->say_text[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->say_text[0], col->say_text[1]);
      break;
    case 'k':
      if (col->tell[2])
	sprintf (code, "\e[%d;3%dm%c", col->tell[0], col->tell[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->tell[0], col->tell[1]);
      break;
    case 'K':
      if (col->tell_text[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->tell_text[0], col->tell_text[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->tell_text[0], col->tell_text[1]);
      break;
    case 'l':
      if (col->reply[2])
	sprintf (code, "\e[%d;3%dm%c", col->reply[0], col->reply[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->reply[0], col->reply[1]);
      break;
    case 'L':
      if (col->reply_text[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->reply_text[0], col->reply_text[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->reply_text[0], col->reply_text[1]);
      break;
    case 'n':
      if (col->gtell_text[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->gtell_text[0], col->gtell_text[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->gtell_text[0], col->gtell_text[1]);
      break;
    case 'N':
      if (col->gtell_type[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->gtell_type[0], col->gtell_type[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->gtell_type[0], col->gtell_type[1]);
      break;
    case 'a':
      if (col->auction[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->auction[0], col->auction[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->auction[0], col->auction[1]);
      break;
    case 'A':
      if (col->auction_text[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->auction_text[0], col->auction_text[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->auction_text[0],
		 col->auction_text[1]);
      break;
    case 'q':
      if (col->question[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->question[0], col->question[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->question[0], col->question[1]);
      break;
    case 'Q':
      if (col->question_text[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->question_text[0], col->question_text[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm",
		 col->question_text[0], col->question_text[1]);
      break;
    case 'f':
      if (col->answer[2])
	sprintf (code, "\e[%d;3%dm%c", col->answer[0], col->answer[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->answer[0], col->answer[1]);
      break;
    case 'F':
      if (col->answer_text[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->answer_text[0], col->answer_text[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->answer_text[0],
		 col->answer_text[1]);
      break;
    case 'e':
      if (col->music[2])
	sprintf (code, "\e[%d;3%dm%c", col->music[0], col->music[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->music[0], col->music[1]);
      break;
    case 'E':
      if (col->music_text[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->music_text[0], col->music_text[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->music_text[0], col->music_text[1]);
      break;
    case 'h':
      if (col->quote[2])
	sprintf (code, "\e[%d;3%dm%c", col->quote[0], col->quote[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->quote[0], col->quote[1]);
      break;
    case 'H':
      if (col->quote_text[2])
	sprintf (code, "\e[%d;3%dm%c",
		 col->quote_text[0], col->quote_text[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->quote_text[0], col->quote_text[1]);
      break;
    case 'j':
      if (col->info[2])
	sprintf (code, "\e[%d;3%dm%c", col->info[0], col->info[1], '\a');
      else
	sprintf (code, "\e[%d;3%dm", col->info[0], col->info[1]);
      break;
    case 'b':
      strcpy (code, C_BLUE);
      break;
    case 'c':
      strcpy (code, C_CYAN);
      break;
    case 'g':
      strcpy (code, C_GREEN);
      break;
    case 'm':
      strcpy (code, C_MAGENTA);
      break;
    case 'r':
      strcpy (code, C_RED);
      break;
    case 'w':
      strcpy (code, C_WHITE);
      break;
    case 'y':
      strcpy (code, C_YELLOW);
      break;
    case 'B':
      strcpy (code, C_B_BLUE);
      break;
    case 'C':
      strcpy (code, C_B_CYAN);
      break;
    case 'G':
      strcpy (code, C_B_GREEN);
      break;
    case 'M':
      strcpy (code, C_B_MAGENTA);
      break;
    case 'R':
      strcpy (code, C_B_RED);
      break;
    case 'W':
      strcpy (code, C_B_WHITE);
      break;
    case 'Y':
      strcpy (code, C_B_YELLOW);
      break;
    case 'D':
      strcpy (code, C_D_GREY);
      break;
    case '*':
      sprintf (code, "%c", '\a');
      break;
    case '`':
      strcpy (code, "\n\r");
      break;
    case '-':
      sprintf (code, "%c", '~');
      break;
    case '{':
      sprintf (code, "%c", '{');
      break;
    case '/':
      strcpy (code, "\n\r");
      break;
    case '(':
      strcpy (code, "{");
      break;
    }




  p = code;
  while (*p != '\0')
    {
      *string = *p++;
      *++string = '\0';
    }

  return (strlen (code));
}

void
colourconv (char *buffer, const char *txt, CHAR_DATA * ch)
{
  const char *point;
  int skip = 0;

  if (ch->desc && txt)
    {
      if (IS_SET (ch->act, PLR_COLOUR))
	{
	  for (point = txt; *point; point++)
	    {
	      if (*point == '{')
		{
		  point++;
		  skip = colour (*point, ch, buffer);
		  while (skip-- > 0)
		    ++buffer;
		  continue;
		}
	      *buffer = *point;
	      *++buffer = '\0';
	    }
	  *buffer = '\0';
	}
      else
	{
	  for (point = txt; *point; point++)
	    {
	      if (*point == '{')
		{
		  point++;
		  continue;
		}
	      *buffer = *point;
	      *++buffer = '\0';
	    }
	  *buffer = '\0';
	}
    }
  return;
}



/*
 * Macintosh support functions.
 */
#if defined(macintosh)
int
gettimeofday (struct timeval *tp, void *tzp)
{
  tp->tv_sec = time (NULL);
  tp->tv_usec = 0;
}
#endif

/* source: EOD, by John Booth <???> */

void
printf_to_char (CHAR_DATA * ch, char *fmt, ...)
{
  char buf[MAX_STRING_LENGTH];
  va_list args;
  va_start (args, fmt);
  vsprintf (buf, fmt, args);
  va_end (args);

  send_to_char (buf, ch);
}

void
bugf (char *fmt, ...)
{
  char buf[2 * MSL];
  va_list args;
  va_start (args, fmt);
  vsprintf (buf, fmt, args);
  va_end (args);

  bug (buf, 0);
}


void
init_signals ()
{
  signal (SIGBUS, sig_handler);
  signal (SIGTERM, sig_handler);
  signal (SIGABRT, sig_handler);
  signal (SIGSEGV, sig_handler);

}

void
sig_handler (int sig)
{
  extern bool merc_down;

  if (!merc_down)
    {
      switch (sig)
	{
	case SIGBUS:
	  bug ("Sig handler SIGBUS.", 0);
	  do_auto_shutdown ();
	  merc_down = TRUE;
	  break;
	case SIGTERM:
	  bug ("Sig handler SIGTERM.", 0);
	  do_auto_shutdown ();
	  merc_down = TRUE;
	  break;
	case SIGABRT:
	  bug ("Sig handler SIGABRT", 0);
	  do_auto_shutdown ();
	  merc_down = TRUE;
	  break;
	case SIGSEGV:
	  bug ("Sig handler SIGSEGV", 0);
	  do_auto_shutdown ();
	  merc_down = TRUE;
	  break;
	}
    }
  else
    {
      exit (0);
    }
}