server/server/main.C

/*
 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
 * 
 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
 * Copyright (©) 2001-2003,2007 Mark Wedel & Crossfire Development Team
 * Copyright (©) 1992,2007 Frank Tore Johansen
 * 
 * Deliantra is free software: you can redistribute it and/or modify it under
 * the terms of the Affero GNU General Public License as published by the
 * Free Software Foundation, either version 3 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.
 * 
 * You should have received a copy of the Affero GNU General Public License
 * and the GNU General Public License along with this program. If not, see
 * <http://www.gnu.org/licenses/>.
 * 
 * The authors can be reached via e-mail to <support@deliantra.net>
 */

#include <global.h>
#include <object.h>
#include <tod.h>

#include <sproto.h>
#include <time.h>

#include <glib.h>

#include <../random_maps/random_map.h>
#include <../random_maps/rproto.h>
#include "path.h"

void
version (object *op)
{
  new_draw_info_format (NDI_UNIQUE, 0, op, "This is Deliantra v%s", VERSION);
}

/* This is a basic little function to put the player back to his
 * savebed.  We do some error checking - its possible that the
 * savebed map may no longer exist, so we make sure the player
 * goes someplace.
 */
void
enter_player_savebed (object *op)
{
  op->player_goto (op->contr->savebed_map, op->contr->bed_x, op->contr->bed_y);
}

/*
 * enter_map():  Moves the player and pets from current map (if any) to
 * new map.  map, x, y must be set.  map is the map we are moving the
 * player to - it could be the map he just came from if the load failed for
 * whatever reason.  If default map coordinates are to be used, then
 * the function that calls this should figure them out.
 */
void
object::enter_map (maptile *newmap, int x, int y)
{
  if (destroyed () || !newmap || newmap->in_memory != MAP_ACTIVE)
    return;

  if (out_of_map (newmap, x, y))
    {
      LOG (llevError, "enter_map: supplied coordinates are not within the map! (%s: %d, %d)\n", &newmap->path, x, y);
      x = newmap->enter_x;
      y = newmap->enter_y;
      if (out_of_map (newmap, x, y))
        {
          LOG (llevError, "enter_map: map %s provides invalid default enter location (%d, %d) > (%d, %d)\n",
               &newmap->path, x, y, newmap->width, newmap->height);
          new_draw_info (NDI_UNIQUE, 0, this, "The exit is closed");
          return;
        }
    }

  if (contr && map != newmap && map)
    if (INVOKE_MAP (LEAVE, map, ARG_PLAYER (contr)))
      return;

  // remove, so stupid ob_locked does not trigger a failure
  remove ();

  /* try to find a spot for the player */
  if (blocked (newmap, x, y))
    {                           /* First choice blocked */
      /* We try to find a spot for the player, starting closest in.
       * We could use find_first_free_spot, but that doesn't randomize it at all,
       * So for example, if the north space is free, you would always end up there even
       * if other spaces around are available.
       * Note that for the second and third calls, we could start at a position other
       * than one, but then we could end up on the other side of walls and so forth.
       */
      int i = find_free_spot (this, newmap, x, y, 1, SIZEOFFREE1 + 1);

      if (i == -1)
        {
          i = find_free_spot (this, newmap, x, y, 1, SIZEOFFREE2 + 1);
          if (i == -1)
            i = find_free_spot (this, newmap, x, y, 1, SIZEOFFREE);
        }

      if (i != -1)
        {
          x += freearr_x[i];
          y += freearr_y[i];
        }
      else
        /* not much we can do in this case. */
        LOG (llevInfo, "enter_map: Could not find free spot for player - will dump on top of object (%s: %d, %d)\n", &newmap->path, x, y);
    }

  if (contr && map != newmap)
    {
      if (INVOKE_PLAYER (MAP_CHANGE, contr, ARG_MAP (newmap), ARG_INT (x), ARG_INT (y)))
        return;

      if (INVOKE_MAP (ENTER, newmap, ARG_PLAYER (contr), ARG_INT (x), ARG_INT (y)))
        return;
    }

  this->x = x;
  this->y = y;
  map = newmap;

  insert_ob_in_map (this, map, 0, INS_NO_WALK_ON);

  enemy = 0;

  if (contr)
    {
      contr->maplevel = newmap->path;
      contr->count = 0;
    }

  /* Update any golems */
  if (type == PLAYER)
    if (object *golem = contr->golem)
      {
        int i = find_free_spot (golem, newmap, x, y, 1, SIZEOFFREE);

        if (i < 0)
          golem->drop_and_destroy ();
        else
          {
            newmap->insert (golem, x + freearr_x[i], y + freearr_y[i]);
            golem->direction = find_dir_2 (x - golem->x, y - golem->y);
          }
      }

  /* since the players map is already loaded, we don't need to worry
   * about pending objects.
   */
  remove_all_pets (newmap);
}

/* process_players1 and process_players2 do all the player related stuff.
 * I moved it out of process events and process_map.  This was to some
 * extent for debugging as well as to get a better idea of the time used
 * by the various functions.  process_players1() does the processing before
 * objects have been updated, process_players2() does the processing that
 * is needed after the players have been updated.
 */
static void
process_players1 ()
{
  /* Basically, we keep looping until all the players have done their actions. */
  for (int flag = 1; flag != 0;)
    {
      flag = 0;
      for_all_players (pl)
        {
          pl->refcnt_chk ();

          if (expect_false (!pl->ob || !pl->ns || !pl->ob->active))
            continue;

          if (handle_newcs_player (pl->ob))
            flag = 1;
        }
    }

  for_all_players (pl)
    {
      object *ob = pl->ob;

      // process_objects destroys the speed_left value
      pl->speed_left_save = ob->speed_left;

      if (expect_false (!ob || !pl->ns || !ob->active))
        continue;

      do_some_living (ob);
    }
}

static void
process_players2 ()
{
  /* Then check if any players should use weapon-speed instead of speed */
  for_all_players (pl)
    {
      // restore speed_left value saved by process_players1
      pl->ob->speed_left = pl->speed_left_save;

      pl->weapon_sp_left = min (pl->weapon_sp, pl->weapon_sp_left + pl->weapon_sp);
      pl->ob->speed_left = min (pl->ob->speed, pl->ob->speed_left + pl->ob->speed);
    }
}

static void
process_events ()
{
  process_players1 ();

  for_all_actives (op)
    {
      // try to prefetch some stuff we expect to need
      // obviously, it should be grouped into the same cacheline.
      // preliminary results indicate that this gives halves the speed
      // used for the inner loop
      if (_i < actives.size ()) // HACK, rely on _i :/
        {
          object *next = actives [_i + 1];

          prefetch (&next->flag      , 0, 1);
          prefetch (&next->speed     , 0, 1);
          prefetch (&next->anim_speed, 0, 1);
          prefetch (&next->contr     , 0, 1);
        }

      /* Now process op */
      if (expect_false (QUERY_FLAG (op, FLAG_FREED)))
        {
          LOG (llevError, "BUG: process_events(): Free object on list\n");
          op->set_speed (0);
          continue;
        }

      if (expect_false (!op->has_active_speed ()))
        {
          LOG (llevError, "BUG: process_events(): Object %s has no speed (%f), "
                          "but is on active list\n", op->debug_desc (), op->speed);
          op->set_speed (0);
          continue;
        }

      if (expect_false (op->flag [FLAG_REMOVED]))
        {
          LOG (llevError, "BUG: process_events(): removed object is on active list: %s\n",
               op->debug_desc ());
          op->set_speed (0);
          continue;
        }

      //TODO: remove soon
      if (expect_false (op->speed < 0.))
        {
          LOG (llevError, "BUG: process_events(): Object %s has negative speed (%f), "
                          "but is on active list\n", op->debug_desc (), op->speed);
          op->speed = -op->speed;
          continue;
        }

      /* Animate the object. Bug or feature that anim_speed
       * is based on ticks, and not the creatures speed?
       */
      if (op->anim_speed && op->last_anim >= op->anim_speed)
        {
          animate_object (op, op->contr ? op->facing : op->direction);
          op->last_anim = 1;
        }
      else
        ++op->last_anim;

      if (expect_false (op->speed_left > 0.f))
        {
          --op->speed_left;
          process_object (op);
        }

      // this will destroy the speed_left value for players, but
      // process_players1 and ..2 save/restore the real value,
      // so we can avoid a costly test here.
      op->speed_left = min (op->speed, op->speed_left + op->speed);
    }

  process_players2 ();
}

/* clean up everything before exiting */
void
emergency_save ()
{
  LOG (llevDebug, "emergency save begin.\n");

  cfperl_emergency_save ();

  LOG (llevDebug, "saving book archive.\n");
  write_book_archive ();

  LOG (llevDebug, "emergency save done.\n");
}

// send all clients some informational text
static void
cleanup_inform (const char *cause, bool make_core)
{
  int flags = NDI_REPLY | NDI_UNIQUE | NDI_ALL | (make_core ? NDI_RED : NDI_GREEN);

  new_draw_info_format (flags, 0, 0, "The server will now shutdown.");
  new_draw_info_format (flags, 0, 0, "Cause for this shutdown: %s", cause);

  if (make_core)
    new_draw_info_format (flags, 0, 0, "This is considered a crash, but all maps and players have been saved.");
  else
    new_draw_info_format (flags, 0, 0, "This is considered to be a clean shutdown, and all maps and players will be saved now.");

  new_draw_info_format (flags, 0, 0, "%s", CLEANUP_MESSAGE);

  client::flush_sockets ();
}

/* clean up everything before exiting */
void
cleanup (const char *cause, bool make_core)
{
  if (make_core)
    fork_abort (cause);

  LOG (llevError, "cleanup cause: %s\n", cause);

  if (!make_core)
    cleanup_inform (cause, make_core);

  LOG (llevDebug, "cleanup begin.\n");

  if (init_done && !in_cleanup)
    {
      in_cleanup = true;
      emergency_save ();
    }
  else
    in_cleanup = true;

  LOG (llevDebug, "running cleanup handlers.\n");
  INVOKE_GLOBAL (CLEANUP);

  LOG (llevDebug, "cleanup done.\n");

  log_cleanup ();

  if (make_core)
    cleanup_inform (cause, make_core);
  else
    {
      new_draw_info_format (NDI_REPLY | NDI_UNIQUE | NDI_ALL | NDI_GREEN, 0, 0, "Maps and players successfully saved, exiting.");
      new_draw_info_format (NDI_REPLY | NDI_UNIQUE | NDI_ALL | NDI_GREEN, 0, 0, "And again: " CLEANUP_MESSAGE);
      client::flush_sockets ();
    }

  cfperl_cleanup (make_core);
  _exit (make_core);
}

/*
 * do_specials() is a collection of functions to call from time to time.
 * Modified 2000-1-14 MSW to use the global pticks count to determine how
 * often to do things.  This will allow us to spred them out more often.
 * I use prime numbers for the factor count - in that way, it is less likely
 * these actions will fall on the same tick (compared to say using 500/2500/15000
 * which would mean on that 15,000 tick count a whole bunch of stuff gets
 * done).  Of course, there can still be times where multiple specials are
 * done on the same tick, but that will happen very infrequently
 *
 * I also think this code makes it easier to see how often we really are
 * doing the various things.
 */
static void
do_specials ()
{
  shstr::gc ();
  archetype::gc ();

  if (expect_false (!(pticks % TICKS_PER_HOUR)))
    maptile::adjust_daylight ();

  if (expect_false (!(pticks % 2503)))
    fix_weight ();              /* Hack to fix weightproblems caused by bugs */

  if (expect_false (!(pticks % 5003)))
    write_book_archive ();

  if (expect_false (!(pticks % 5009)))
    clean_friendly_list ();

  if (expect_false (!(pticks % 5011)))
    obsolete_parties ();

  if (expect_false (!(pticks % 12503)))
    fix_luck ();
}

void
server_tick ()
{
  // first do the user visible stuff
  INVOKE_GLOBAL (CLOCK);
  process_events (); // "do" something with objects with speed
  client::clock ();  // draw client maps etc.

  // then do some bookkeeping, should not really be here
  do_specials ();               /* Routines called from time to time. */
  attachable::check_mortals ();

  ++pticks;
}

// normal main
int
main (int argc, char **argv)
{
  settings.argc = argc;
  settings.argv = argv;
  
  rndm.seed (time (0));
  g_thread_init (0); // for the slice allocator only

  init (argc, argv);

  for (;;)
    cfperl_main ();
}

Revision:	1.146
Committed:	Sun Nov 29 10:55:18 2009 UTC (14 years, 5 months ago) by root
Content type:	text/plain
Branch:	MAIN
Changes since 1.145:	+1 -1 lines
Log Message:	indent (remove useless use of void)
#	User	Rev	Content
1	elmex	1.1	/*
2	root	1.120	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	root	1.108	*
4	root	1.129	* Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	root	1.108	* Copyright (©) 2001-2003,2007 Mark Wedel & Crossfire Development Team
6			* Copyright (©) 1992,2007 Frank Tore Johansen
7			*
8	root	1.139	* Deliantra is free software: you can redistribute it and/or modify it under
9			* the terms of the Affero GNU General Public License as published by the
10			* Free Software Foundation, either version 3 of the License, or (at your
11			* option) any later version.
12	root	1.108	*
13	root	1.112	* This program is distributed in the hope that it will be useful,
14			* but WITHOUT ANY WARRANTY; without even the implied warranty of
15			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16			* GNU General Public License for more details.
17	root	1.108	*
18	root	1.139	* You should have received a copy of the Affero GNU General Public License
19			* and the GNU General Public License along with this program. If not, see
20			* <http://www.gnu.org/licenses/>.
21	root	1.108	*
22	root	1.120	* The authors can be reached via e-mail to <support@deliantra.net>
23	root	1.84	*/
24	elmex	1.1
25			#include <global.h>
26			#include <object.h>
27			#include <tod.h>
28
29	root	1.47	#include <sproto.h>
30			#include <time.h>
31	elmex	1.1
32	root	1.126	#include <glib.h>
33
34	elmex	1.1	#include <../random_maps/random_map.h>
35			#include <../random_maps/rproto.h>
36			#include "path.h"
37
38	root	1.20	void
39	root	1.23	version (object *op)
40	root	1.20	{
41	root	1.121	new_draw_info_format (NDI_UNIQUE, 0, op, "This is Deliantra v%s", VERSION);
42	root	1.20	}
43
44	elmex	1.1	/* This is a basic little function to put the player back to his
45			* savebed. We do some error checking - its possible that the
46			* savebed map may no longer exist, so we make sure the player
47			* goes someplace.
48			*/
49	root	1.20	void
50	root	1.23	enter_player_savebed (object *op)
51	elmex	1.1	{
52	root	1.128	op->player_goto (op->contr->savebed_map, op->contr->bed_x, op->contr->bed_y);
53	elmex	1.1	}
54
55			/*
56	root	1.62	* enter_map(): Moves the player and pets from current map (if any) to
57	elmex	1.1	* new map. map, x, y must be set. map is the map we are moving the
58			* player to - it could be the map he just came from if the load failed for
59			* whatever reason. If default map coordinates are to be used, then
60			* the function that calls this should figure them out.
61			*/
62	root	1.62	void
63			object::enter_map (maptile *newmap, int x, int y)
64	root	1.20	{
65	root	1.124	if (destroyed () \|\| !newmap \|\| newmap->in_memory != MAP_ACTIVE)
66	root	1.69	return;
67
68	root	1.20	if (out_of_map (newmap, x, y))
69			{
70	root	1.62	LOG (llevError, "enter_map: supplied coordinates are not within the map! (%s: %d, %d)\n", &newmap->path, x, y);
71	root	1.58	x = newmap->enter_x;
72			y = newmap->enter_y;
73	root	1.20	if (out_of_map (newmap, x, y))
74			{
75			LOG (llevError, "enter_map: map %s provides invalid default enter location (%d, %d) > (%d, %d)\n",
76	root	1.62	&newmap->path, x, y, newmap->width, newmap->height);
77			new_draw_info (NDI_UNIQUE, 0, this, "The exit is closed");
78	root	1.20	return;
79			}
80			}
81	root	1.31
82	root	1.78	if (contr && map != newmap && map)
83	root	1.65	if (INVOKE_MAP (LEAVE, map, ARG_PLAYER (contr)))
84			return;
85
86	root	1.82	// remove, so stupid ob_locked does not trigger a failure
87	root	1.65	remove ();
88
89	root	1.20	/* try to find a spot for the player */
90	root	1.117	if (blocked (newmap, x, y))
91	root	1.20	{ /* First choice blocked */
92			/* We try to find a spot for the player, starting closest in.
93			* We could use find_first_free_spot, but that doesn't randomize it at all,
94			* So for example, if the north space is free, you would always end up there even
95			* if other spaces around are available.
96			* Note that for the second and third calls, we could start at a position other
97			* than one, but then we could end up on the other side of walls and so forth.
98			*/
99	root	1.62	int i = find_free_spot (this, newmap, x, y, 1, SIZEOFFREE1 + 1);
100	root	1.23
101	root	1.20	if (i == -1)
102			{
103	root	1.62	i = find_free_spot (this, newmap, x, y, 1, SIZEOFFREE2 + 1);
104	root	1.20	if (i == -1)
105	root	1.62	i = find_free_spot (this, newmap, x, y, 1, SIZEOFFREE);
106	root	1.20	}
107	root	1.31
108	root	1.20	if (i != -1)
109			{
110			x += freearr_x[i];
111			y += freearr_y[i];
112			}
113			else
114	root	1.62	/* not much we can do in this case. */
115			LOG (llevInfo, "enter_map: Could not find free spot for player - will dump on top of object (%s: %d, %d)\n", &newmap->path, x, y);
116			}
117	elmex	1.1
118	root	1.78	if (contr && map != newmap)
119	root	1.69	{
120			if (INVOKE_PLAYER (MAP_CHANGE, contr, ARG_MAP (newmap), ARG_INT (x), ARG_INT (y)))
121			return;
122	root	1.31
123	root	1.69	if (INVOKE_MAP (ENTER, newmap, ARG_PLAYER (contr), ARG_INT (x), ARG_INT (y)))
124			return;
125			}
126	root	1.20
127	root	1.62	this->x = x;
128			this->y = y;
129			map = newmap;
130	root	1.20
131	root	1.62	insert_ob_in_map (this, map, 0, INS_NO_WALK_ON);
132	root	1.20
133	root	1.82	enemy = 0;
134	root	1.20
135	root	1.62	if (contr)
136	root	1.20	{
137	root	1.70	contr->maplevel = newmap->path;
138	root	1.62	contr->count = 0;
139	root	1.20	}
140
141			/* Update any golems */
142	root	1.99	if (type == PLAYER)
143	root	1.100	if (object *golem = contr->golem)
144	root	1.99	{
145			int i = find_free_spot (golem, newmap, x, y, 1, SIZEOFFREE);
146
147			if (i < 0)
148	root	1.133	golem->drop_and_destroy ();
149	root	1.99	else
150			{
151			newmap->insert (golem, x + freearr_x[i], y + freearr_y[i]);
152			golem->direction = find_dir_2 (x - golem->x, y - golem->y);
153			}
154			}
155	root	1.31
156	root	1.20	/* since the players map is already loaded, we don't need to worry
157			* about pending objects.
158			*/
159			remove_all_pets (newmap);
160	elmex	1.1	}
161
162			/* process_players1 and process_players2 do all the player related stuff.
163			* I moved it out of process events and process_map. This was to some
164			* extent for debugging as well as to get a better idea of the time used
165			* by the various functions. process_players1() does the processing before
166			* objects have been updated, process_players2() does the processing that
167			* is needed after the players have been updated.
168			*/
169	root	1.46	static void
170			process_players1 ()
171	elmex	1.1	{
172	root	1.20	/* Basically, we keep looping until all the players have done their actions. */
173	root	1.94	for (int flag = 1; flag != 0;)
174	root	1.20	{
175			flag = 0;
176	root	1.56	for_all_players (pl)
177	root	1.20	{
178	root	1.56	pl->refcnt_chk ();
179	elmex	1.1
180	root	1.109	if (expect_false (!pl->ob \|\| !pl->ns \|\| !pl->ob->active))
181	root	1.20	continue;
182
183	root	1.106	if (handle_newcs_player (pl->ob))
184			flag = 1;
185			}
186			}
187	root	1.46
188	root	1.55	for_all_players (pl)
189	root	1.20	{
190	root	1.102	object *ob = pl->ob;
191
192	root	1.144	// process_objects destroys the speed_left value
193			pl->speed_left_save = ob->speed_left;
194
195	root	1.109	if (expect_false (!ob \|\| !pl->ns \|\| !ob->active))
196	root	1.56	continue;
197
198	root	1.102	do_some_living (ob);
199	elmex	1.1	}
200			}
201
202	root	1.46	static void
203			process_players2 ()
204	elmex	1.1	{
205	root	1.20	/* Then check if any players should use weapon-speed instead of speed */
206	root	1.55	for_all_players (pl)
207	root	1.20	{
208	root	1.144	// restore speed_left value saved by process_players1
209			pl->ob->speed_left = pl->speed_left_save;
210
211	root	1.106	pl->weapon_sp_left = min (pl->weapon_sp, pl->weapon_sp_left + pl->weapon_sp);
212			pl->ob->speed_left = min (pl->ob->speed, pl->ob->speed_left + pl->ob->speed);
213	elmex	1.1	}
214			}
215
216	root	1.142	static void
217	root	1.46	process_events ()
218	root	1.20	{
219	root	1.46	process_players1 ();
220	elmex	1.1
221	root	1.81	for_all_actives (op)
222	root	1.20	{
223	root	1.144	// try to prefetch some stuff we expect to need
224			// obviously, it should be grouped into the same cacheline.
225			// preliminary results indicate that this gives halves the speed
226			// used for the inner loop
227			if (_i < actives.size ()) // HACK, rely on _i :/
228			{
229			object *next = actives [_i + 1];
230
231			prefetch (&next->flag , 0, 1);
232			prefetch (&next->speed , 0, 1);
233			prefetch (&next->anim_speed, 0, 1);
234			prefetch (&next->contr , 0, 1);
235			}
236
237	root	1.20	/* Now process op */
238	root	1.109	if (expect_false (QUERY_FLAG (op, FLAG_FREED)))
239	root	1.20	{
240			LOG (llevError, "BUG: process_events(): Free object on list\n");
241	root	1.59	op->set_speed (0);
242	root	1.20	continue;
243			}
244
245	root	1.109	if (expect_false (!op->has_active_speed ()))
246	root	1.20	{
247	elmex	1.66	LOG (llevError, "BUG: process_events(): Object %s has no speed (%f), "
248			"but is on active list\n", op->debug_desc (), op->speed);
249	root	1.59	op->set_speed (0);
250	root	1.20	continue;
251	root	1.14	}
252
253	root	1.109	if (expect_false (op->flag [FLAG_REMOVED]))
254	root	1.20	{
255	root	1.96	LOG (llevError, "BUG: process_events(): removed object is on active list: %s\n",
256			op->debug_desc ());
257	root	1.59	op->set_speed (0);
258	root	1.20	continue;
259	root	1.14	}
260
261	root	1.145	//TODO: remove soon
262			if (expect_false (op->speed < 0.))
263			{
264			LOG (llevError, "BUG: process_events(): Object %s has negative speed (%f), "
265			"but is on active list\n", op->debug_desc (), op->speed);
266			op->speed = -op->speed;
267			continue;
268			}
269
270	root	1.46	/* Animate the object. Bug or feature that anim_speed
271	root	1.20	* is based on ticks, and not the creatures speed?
272			*/
273			if (op->anim_speed && op->last_anim >= op->anim_speed)
274			{
275	root	1.102	animate_object (op, op->contr ? op->facing : op->direction);
276	root	1.20	op->last_anim = 1;
277			}
278			else
279	root	1.102	++op->last_anim;
280	elmex	1.1
281	root	1.127	if (expect_false (op->speed_left > 0.f))
282	root	1.20	{
283			--op->speed_left;
284			process_object (op);
285	root	1.14	}
286	root	1.28
287	root	1.144	// this will destroy the speed_left value for players, but
288			// process_players1 and ..2 save/restore the real value,
289			// so we can avoid a costly test here.
290	root	1.145	op->speed_left = min (op->speed, op->speed_left + op->speed);
291	elmex	1.1	}
292
293	root	1.46	process_players2 ();
294	elmex	1.1	}
295
296	root	1.62	/* clean up everything before exiting */
297	root	1.20	void
298	root	1.62	emergency_save ()
299	root	1.20	{
300	root	1.62	LOG (llevDebug, "emergency save begin.\n");
301	elmex	1.1
302	root	1.83	cfperl_emergency_save ();
303	root	1.62
304			LOG (llevDebug, "saving book archive.\n");
305			write_book_archive ();
306	root	1.47
307	root	1.62	LOG (llevDebug, "emergency save done.\n");
308	elmex	1.1	}
309
310	root	1.79	// send all clients some informational text
311			static void
312			cleanup_inform (const char *cause, bool make_core)
313			{
314	root	1.114	int flags = NDI_REPLY \| NDI_UNIQUE \| NDI_ALL \| (make_core ? NDI_RED : NDI_GREEN);
315	root	1.83
316	root	1.111	new_draw_info_format (flags, 0, 0, "The server will now shutdown.");
317			new_draw_info_format (flags, 0, 0, "Cause for this shutdown: %s", cause);
318	root	1.79
319			if (make_core)
320	root	1.111	new_draw_info_format (flags, 0, 0, "This is considered a crash, but all maps and players have been saved.");
321	root	1.79	else
322	root	1.111	new_draw_info_format (flags, 0, 0, "This is considered to be a clean shutdown, and all maps and players will be saved now.");
323	root	1.79
324	root	1.111	new_draw_info_format (flags, 0, 0, "%s", CLEANUP_MESSAGE);
325	root	1.79
326	root	1.113	client::flush_sockets ();
327	root	1.79	}
328
329	elmex	1.1	/* clean up everything before exiting */
330	root	1.20	void
331	root	1.79	cleanup (const char *cause, bool make_core)
332	elmex	1.1	{
333	root	1.84	if (make_core)
334	root	1.85	fork_abort (cause);
335	root	1.84
336	root	1.79	LOG (llevError, "cleanup cause: %s\n", cause);
337
338			if (!make_core)
339			cleanup_inform (cause, make_core);
340
341	root	1.62	LOG (llevDebug, "cleanup begin.\n");
342
343	root	1.65	if (init_done && !in_cleanup)
344	root	1.67	{
345			in_cleanup = true;
346			emergency_save ();
347			}
348			else
349			in_cleanup = true;
350	root	1.29
351	root	1.62	LOG (llevDebug, "running cleanup handlers.\n");
352			INVOKE_GLOBAL (CLEANUP);
353	root	1.23
354	root	1.62	LOG (llevDebug, "cleanup done.\n");
355	root	1.25
356	root	1.123	log_cleanup ();
357
358	root	1.49	if (make_core)
359	root	1.130	cleanup_inform (cause, make_core);
360	root	1.49	else
361	root	1.88	{
362	root	1.115	new_draw_info_format (NDI_REPLY \| NDI_UNIQUE \| NDI_ALL \| NDI_GREEN, 0, 0, "Maps and players successfully saved, exiting.");
363			new_draw_info_format (NDI_REPLY \| NDI_UNIQUE \| NDI_ALL \| NDI_GREEN, 0, 0, "And again: " CLEANUP_MESSAGE);
364	root	1.113	client::flush_sockets ();
365	root	1.88	}
366	root	1.130
367			cfperl_cleanup (make_core);
368			_exit (make_core);
369	elmex	1.1	}
370
371			/*
372	root	1.73	* do_specials() is a collection of functions to call from time to time.
373	elmex	1.1	* Modified 2000-1-14 MSW to use the global pticks count to determine how
374			* often to do things. This will allow us to spred them out more often.
375			* I use prime numbers for the factor count - in that way, it is less likely
376			* these actions will fall on the same tick (compared to say using 500/2500/15000
377			* which would mean on that 15,000 tick count a whole bunch of stuff gets
378			* done). Of course, there can still be times where multiple specials are
379			* done on the same tick, but that will happen very infrequently
380			*
381			* I also think this code makes it easier to see how often we really are
382			* doing the various things.
383			*/
384	root	1.141	static void
385	root	1.146	do_specials ()
386	root	1.20	{
387	root	1.122	shstr::gc ();
388	root	1.125	archetype::gc ();
389	root	1.122
390	root	1.109	if (expect_false (!(pticks % TICKS_PER_HOUR)))
391	root	1.134	maptile::adjust_daylight ();
392	elmex	1.1
393	root	1.109	if (expect_false (!(pticks % 2503)))
394	root	1.20	fix_weight (); /* Hack to fix weightproblems caused by bugs */
395	elmex	1.1
396	root	1.109	if (expect_false (!(pticks % 5003)))
397	root	1.20	write_book_archive ();
398	elmex	1.1
399	root	1.109	if (expect_false (!(pticks % 5009)))
400	root	1.20	clean_friendly_list ();
401	elmex	1.1
402	root	1.109	if (expect_false (!(pticks % 5011)))
403	root	1.20	obsolete_parties ();
404	elmex	1.1
405	root	1.109	if (expect_false (!(pticks % 12503)))
406	root	1.20	fix_luck ();
407	elmex	1.1	}
408
409	root	1.20	void
410			server_tick ()
411	root	1.2	{
412	root	1.44	// first do the user visible stuff
413	root	1.12	INVOKE_GLOBAL (CLOCK);
414	root	1.113	process_events (); // "do" something with objects with speed
415			client::clock (); // draw client maps etc.
416	root	1.44
417			// then do some bookkeeping, should not really be here
418	root	1.20	do_specials (); /* Routines called from time to time. */
419	root	1.56	attachable::check_mortals ();
420	root	1.5
421			++pticks;
422	root	1.2	}
423
424	root	1.87	// normal main
425	root	1.20	int
426			main (int argc, char **argv)
427	elmex	1.1	{
428	root	1.6	settings.argc = argc;
429			settings.argv = argv;
430	root	1.137
431	root	1.136	rndm.seed (time (0));
432	root	1.126	g_thread_init (0); // for the slice allocator only
433
434	root	1.6	init (argc, argv);
435
436			for (;;)
437			cfperl_main ();
438	root	1.64	}
439	root	1.116