server/server/init.C

/*
 * CrossFire, A Multiplayer game
 * 
 * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team
 * Copyright (C) 2002 Mark Wedel & Crossfire Development Team
 * Copyright (C) 1992 Frank Tore Johansen
 * 
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 * The authors can be reached via e-mail at <crossfire@schmorp.de>
 */

#include <global.h>
#include <material.h>
#include <loader.h>
#include <sproto.h>

void
set_logfile (char *val)
{
  settings.logfilename = val;
}

void
call_version (void)
{
  version (NULL);
  exit (0);
}

void
showscores (void)
{
  display_high_score (NULL, 9999, NULL);
  exit (0);
}

void
set_debug (void)
{
  settings.debug = llevDebug;
}

void
unset_debug (void)
{
  settings.debug = llevInfo;
}

void
set_mondebug (void)
{
  settings.debug = llevMonster;
}

void
set_dumpmon1 (void)
{
  settings.dumpvalues = 1;
}

void
set_dumpmon2 (void)
{
  settings.dumpvalues = 2;
}

void
set_dumpmon3 (void)
{
  settings.dumpvalues = 3;
}

void
set_dumpmon4 (void)
{
  settings.dumpvalues = 4;
}

void
set_dumpmon5 (void)
{
  settings.dumpvalues = 5;
}

void
set_dumpmon6 (void)
{
  settings.dumpvalues = 6;
}

void
set_dumpmon7 (void)
{
  settings.dumpvalues = 7;
}

void
set_dumpmon8 (void)
{
  settings.dumpvalues = 8;
}

void
set_dumpmon9 (void)
{
  settings.dumpvalues = 9;
}

void
set_dumpmont (char *name)
{
  settings.dumpvalues = 10;
  settings.dumparg = name;
}

void
set_daemon (void)
{
  settings.daemonmode = 1;
}

void
set_datadir (char *path)
{
  settings.datadir = path;
}

void
set_confdir (char *path)
{
  settings.confdir = path;
}

void
set_localdir (char *path)
{
  settings.localdir = path;
}

void
set_mapdir (char *path)
{
  settings.mapdir = path;
}

void
set_archetypes (char *path)
{
  settings.archetypes = path;
}

void
set_regions (char *path)
{
  settings.regions = path;
}

void
set_treasures (char *path)
{
  settings.treasures = path;
}

void
set_uniquedir (char *path)
{
  settings.uniquedir = path;
}

void
set_templatedir (char *path)
{
  settings.templatedir = path;
}

void
set_playerdir (char *path)
{
  settings.playerdir = path;
}

void
set_tmpdir (char *path)
{
  settings.tmpdir = path;
}

void
showscoresparm (char *data)
{
  display_high_score (NULL, 9999, data);
  exit (0);
}

void
set_csport (char *val)
{
  settings.csport = atoi (val);
  if (settings.csport <= 0 || settings.csport > 32765 || (settings.csport < 1024 && getuid () != 0))
    {
      LOG (llevError, "%d is an invalid csport number.\n", settings.csport);
      exit (1);
    }
}

/* Most of this is shamelessly stolen from XSysStats.  But since that is
 * also my program, no problem.
 */
struct Command_Line_Options
{
  const char *cmd_option;       /* how it is called on the command line */
  uint8 num_args;               /* Number or args it takes */
  uint8 pass;                   /* What pass this should be processed on. */
  void (*func) ();              /* function to call when we match this.
                                 * if num_args is true, than that gets passed
                                 * to the function, otherwise nothing is passed
                                 */
};

/* The way this system works is pretty simple - parse_args takes
 * the options passed to the program and a pass number.  If an option
 * matches both in name and in pass (and we have enough options),
 * we call the associated function.  This makes writing a multi
 * pass system very easy, and it is very easy to add in new options.
 */
struct Command_Line_Options options[] = {

/* Pass 1 functions - STuff that can/should be called before we actually
 * initialise any data.
 */
  {"-h", 0, 1, help},

/* Honor -help also, since it is somewhat common */
  {"-help", 0, 1, help},
  {"-v", 0, 1, call_version},
  {"-d", 0, 1, set_debug},
  {"+d", 0, 1, unset_debug},
  {"-mon", 0, 1, set_mondebug},
  {"-data", 1, 1, (void (*)()) set_datadir},
  {"-conf", 1, 1, (void (*)()) set_confdir},
  {"-local", 1, 1, (void (*)()) set_localdir},
  {"-maps", 1, 1, (void (*)()) set_mapdir},
  {"-arch", 1, 1, (void (*)()) set_archetypes},
  {"-regions", 1, 1, (void (*)()) set_regions},
  {"-playerdir", 1, 1, (void (*)()) set_playerdir},
  {"-treasures", 1, 1, (void (*)()) set_treasures},
  {"-uniquedir", 1, 1, (void (*)()) set_uniquedir},
  {"-templatedir", 1, 1, (void (*)()) set_templatedir},
  {"-tmpdir", 1, 1, (void (*)()) set_tmpdir},
  {"-log", 1, 1, (void (*)()) set_logfile},

/* Pass 2 functions.  Most of these could probably be in pass 1, 
 * as they don't require much of anything to bet set up.
 */
  {"-csport", 1, 2, (void (*)()) set_csport},
  {"-detach", 0, 2, set_daemon},

/* Start of pass 3 information. In theory, by pass 3, all data paths
 * and defaults should have been set up. 
 */
  {"-o", 0, 3, compile_info},
  {"-m", 0, 3, set_dumpmon1},
  {"-m2", 0, 3, set_dumpmon2},
  {"-m3", 0, 3, set_dumpmon3},
  {"-m4", 0, 3, set_dumpmon4},
  {"-m5", 0, 3, set_dumpmon5},
  {"-m6", 0, 3, set_dumpmon6},
  {"-m7", 0, 3, set_dumpmon7},
  {"-m8", 0, 3, set_dumpmon8},
  {"-m9", 0, 3, set_dumpmon9},
  {"-mt", 1, 3, (void (*)()) set_dumpmont},
  {"-mexp", 0, 3, dump_experience},
  {"-s", 0, 3, showscores},
  {"-score", 1, 3, (void (*)()) showscoresparm}
};


/* Note since this may be called before the library has been set up,
 * we don't use any of crossfires built in logging functions.
 */
static void
parse_args (int argc, char *argv[], int pass)
{
  size_t i;
  int on_arg = 1;

  while (on_arg < argc)
    {
      for (i = 0; i < sizeof (options) / sizeof (struct Command_Line_Options); i++)
        {
          if (!strcmp (options[i].cmd_option, argv[on_arg]))
            {
              /* Found a matching option, but should not be processed on
               * this pass.  Just skip over it
               */
              if (options[i].pass != pass)
                {
                  on_arg += options[i].num_args + 1;
                  break;
                }
              if (options[i].num_args)
                {
                  if ((on_arg + options[i].num_args) >= argc)
                    {
                      fprintf (stderr, "%s requires an argument.\n", options[i].cmd_option);
                      exit (1);
                    }
                  else
                    {
                      if (options[i].num_args == 1)
                        ((void (*)(char *)) options[i].func) (argv[on_arg + 1]);
                      if (options[i].num_args == 2)
                        ((void (*)(char *, char *)) options[i].func) (argv[on_arg + 1], argv[on_arg + 2]);
                      on_arg += options[i].num_args + 1;
                    }
                }
              else
                {               /* takes no args */
                  options[i].func ();
                  on_arg++;
                }
              break;
            }
        }
      if (i == sizeof (options) / sizeof (struct Command_Line_Options))
        {
          fprintf (stderr, "Unknown option: %s\n", argv[on_arg]);
          usage ();
          exit (1);
        }
    }
}

//TODO: make this a constructor
static materialtype_t *
get_empty_mat (void)
{
  materialtype_t *mt;
  int i;

  mt = new materialtype_t;

  mt->name = NULL;
  mt->description = NULL;
  for (i = 0; i < NROFATTACKS; i++)
    {
      mt->save[i] = 0;
      mt->mod[i] = 0;
    }
  mt->chance = 0;
  mt->difficulty = 0;
  mt->magic = 0;
  mt->damage = 0;
  mt->wc = 0;
  mt->ac = 0;
  mt->sp = 0;
  mt->weight = 100;
  mt->value = 100;
  mt->next = NULL;
  return mt;
}

static void
load_materials (void)
{
  char filename[MAX_BUF];
  materialtype_t *mt;

  sprintf (filename, "%s/materials", settings.datadir);
  LOG (llevDebug, "Reading material type data from %s...\n", filename);

  object_thawer thawer (filename);

  if (!thawer)
    {
      LOG (llevError, "Cannot open %s for reading\n", filename);
      mt = get_empty_mat ();
      mt->next = 0;
      materialt = mt;
      return;
    }

  mt = get_empty_mat ();
  materialt = mt;

  for (;;)
    {
      keyword kw = thawer.get_kv ();

      switch (kw)
        {
          case KW_name:
            /* clean up the previous entry */
            if (mt->next)
              {
                if (!mt->description)
                  mt->description = mt->name;

                mt = mt->next;
              }

            mt->next = get_empty_mat ();
            thawer.get (mt->name);
            break;

          case KW_description:
            thawer.get (mt->description);
            break;

          case KW_material:
            thawer.get (mt->material);
            break;

          case KW_saves:
            {
              const char *cp = thawer.get_str () - 1;

              for (int i = 0; i < NROFATTACKS; i++)
                {
                  if (!cp)
                    {
                      mt->save[i] = 0;
                      continue;
                    }

                  int value;
                  ++cp;
                  sscanf (cp, "%d", &value);
                  mt->save[i] = (sint8) value;
                  cp = strchr (cp, ',');
                }
            }
            break;

          case KW_mods:
            {
              const char *cp = thawer.get_str () - 1;

              for (int i = 0; i < NROFATTACKS; i++)
                {
                  if (!cp)
                    {
                      mt->save[i] = 0;
                      continue;
                    }

                  ++cp;
                  int value;
                  sscanf (cp, "%d", &value);
                  mt->mod[i] = (sint8) value;
                  cp = strchr (cp, ',');
                }
            }
            break;

          case KW_chance:  thawer.get (mt->chance);     break;
          case KW_difficulty: // cf+ alias, not original cf
          case KW_diff:    thawer.get (mt->difficulty); break;
          case KW_magic:   thawer.get (mt->magic);      break;
          case KW_dam:        // cf+ alias, not original cf
          case KW_damage:  thawer.get (mt->damage);     break;
          case KW_wc:      thawer.get (mt->wc);         break;
          case KW_ac:      thawer.get (mt->ac);         break;
          case KW_sp:      thawer.get (mt->sp);         break;
          case KW_weight:  thawer.get (mt->weight);     break;
          case KW_value:   thawer.get (mt->value);      break;
          case KW_density: thawer.get (mt->density);    break;

          case KW_EOF:
            goto done;

          default:
            if (!thawer.parse_error (kw, "materials file", "materials"))
              goto done;
            break;
        }
    }

done:
  if (mt->next)
    {
      delete mt->next;

      mt->next = 0;
    }

  LOG (llevDebug, "Done.\n");
}

/* This loads the settings file.  There could be debate whether this should
 * be here or in the common directory - but since only the server needs this
 * information, having it here probably makes more sense.
 */
static void
load_settings (void)
{
  char buf[MAX_BUF], *cp;
  int has_val, comp;
  FILE *fp;

  sprintf (buf, "%s/settings", settings.confdir);

  /* We don't require a settings file at current time, but down the road,
   * there will probably be so many values that not having a settings file
   * will not be a good thing.
   */
  if ((fp = open_and_uncompress (buf, 0, &comp)) == NULL)
    {
      LOG (llevError, "Warning: No settings file found\n");
      return;
    }
  while (fgets (buf, MAX_BUF - 1, fp) != NULL)
    {
      if (buf[0] == '#')
        continue;
      /* eliminate newline */
      if ((cp = strrchr (buf, '\n')) != NULL)
        *cp = '\0';

      /* Skip over empty lines */
      if (buf[0] == 0)
        continue;

      /* Skip all the spaces and set them to nulls.  If not space,
       * set cp to "" to make strcpy's and the like easier down below.
       */
      if ((cp = strchr (buf, ' ')) != NULL)
        {
          while (*cp == ' ')
            *cp++ = 0;
          has_val = 1;
        }
      else
        {
          cp = "";
          has_val = 0;
        }

      if (!strcasecmp (buf, "motd"))
        {
          if (has_val)
            strcpy (settings.motd, cp);
          else
            LOG (llevError, "load_settings: motd must have a value.\n");
        }
      else if (!strcasecmp (buf, "dm_mail"))
        {
          if (has_val)
            strcpy (settings.dm_mail, cp);
          else
            LOG (llevError, "load_settings: dm_mail must have a value.\n");
        }
      else if (!strcasecmp (buf, "worldmapstartx"))
        {
          int size = atoi (cp);

          if (size < 0)
            LOG (llevError, "load_settings: worldmapstartx must be at least " "0, %d is invalid\n", size);
          else
            settings.worldmapstartx = size;
        }
      else if (!strcasecmp (buf, "worldmapstarty"))
        {
          int size = atoi (cp);

          if (size < 0)
            LOG (llevError, "load_settings: worldmapstarty must be at least " "0, %d is invalid\n", size);
          else
            settings.worldmapstarty = size;
        }
      else if (!strcasecmp (buf, "worldmaptilesx"))
        {
          int size = atoi (cp);

          if (size < 1)
            LOG (llevError, "load_settings: worldmaptilesx must be greater " "than 1, %d is invalid\n", size);
          else
            settings.worldmaptilesx = size;
        }
      else if (!strcasecmp (buf, "worldmaptilesy"))
        {
          int size = atoi (cp);

          if (size < 1)
            LOG (llevError, "load_settings: worldmaptilesy must be greater " "than 1, %d is invalid\n", size);
          else
            settings.worldmaptilesy = size;
        }
      else if (!strcasecmp (buf, "worldmaptilesizex"))
        {
          int size = atoi (cp);

          if (size < 1)
            LOG (llevError, "load_settings: worldmaptilesizex must be " "greater than 1, %d is invalid\n", size);
          else
            settings.worldmaptilesizex = size;
        }
      else if (!strcasecmp (buf, "worldmaptilesizey"))
        {
          int size = atoi (cp);

          if (size < 1)
            LOG (llevError, "load_settings: worldmaptilesizey must be " "greater than 1, %d is invalid\n", size);
          else
            settings.worldmaptilesizey = size;
        }
      else if (!strcasecmp (buf, "dynamiclevel"))
        {
          int lev = atoi (cp);

          if (lev < 0)
            LOG (llevError, "load_settings: dynamiclevel must be " "at least 0, %d is invalid\n", lev);
          else
            settings.dynamiclevel = lev;
        }
      else if (!strcasecmp (buf, "fastclock"))
        {
          int lev = atoi (cp);

          if (lev < 0)
            LOG (llevError, "load_settings: fastclock must be at least 0" ", %d is invalid\n", lev);
          else
            settings.fastclock = lev;
        }
      else if (!strcasecmp (buf, "not_permadeth"))
        {
          if (!strcasecmp (cp, "on") || !strcasecmp (cp, "true"))
            {
              settings.not_permadeth = TRUE;
            }
          else if (!strcasecmp (cp, "off") || !strcasecmp (cp, "false"))
            {
              settings.not_permadeth = FALSE;
            }
          else
            {
              LOG (llevError, "load_settings: Unknown value for not_permadeth" ": %s\n", cp);
            }
        }
      else if (!strcasecmp (buf, "resurrection"))
        {
          if (!strcasecmp (cp, "on") || !strcasecmp (cp, "true"))
            {
              settings.resurrection = TRUE;
            }
          else if (!strcasecmp (cp, "off") || !strcasecmp (cp, "false"))
            {
              settings.resurrection = FALSE;
            }
          else
            {
              LOG (llevError, "load_settings: Unknown value for resurrection" ": %s\n", cp);
            }
        }
      else if (!strcasecmp (buf, "set_title"))
        {
          if (!strcasecmp (cp, "on") || !strcasecmp (cp, "true"))
            {
              settings.set_title = TRUE;
            }
          else if (!strcasecmp (cp, "off") || !strcasecmp (cp, "false"))
            {
              settings.set_title = FALSE;
            }
          else
            {
              LOG (llevError, "load_settings: Unknown value for set_title" ": %s\n", cp);
            }
        }
      else if (!strcasecmp (buf, "search_items"))
        {
          if (!strcasecmp (cp, "on") || !strcasecmp (cp, "true"))
            {
              settings.search_items = TRUE;
            }
          else if (!strcasecmp (cp, "off") || !strcasecmp (cp, "false"))
            {
              settings.search_items = FALSE;
            }
          else
            {
              LOG (llevError, "load_settings: Unknown value for search_items" ": %s\n", cp);
            }
        }
      else if (!strcasecmp (buf, "spell_encumbrance"))
        {
          if (!strcasecmp (cp, "on") || !strcasecmp (cp, "true"))
            {
              settings.spell_encumbrance = TRUE;
            }
          else if (!strcasecmp (cp, "off") || !strcasecmp (cp, "false"))
            {
              settings.spell_encumbrance = FALSE;
            }
          else
            {
              LOG (llevError, "load_settings: Unknown value for " "spell_encumbrance: %s\n", cp);
            }
        }
      else if (!strcasecmp (buf, "spell_failure_effects"))
        {
          if (!strcasecmp (cp, "on") || !strcasecmp (cp, "true"))
            {
              settings.spell_failure_effects = TRUE;
            }
          else if (!strcasecmp (cp, "off") || !strcasecmp (cp, "false"))
            {
              settings.spell_failure_effects = FALSE;
            }
          else
            {
              LOG (llevError, "load_settings: Unknown value for " "spell_failure_effects: %s\n", cp);
            }
        }
      else if (!strcasecmp (buf, "casting_time"))
        {
          if (!strcasecmp (cp, "on") || !strcasecmp (cp, "true"))
            {
              settings.casting_time = TRUE;
            }
          else if (!strcasecmp (cp, "off") || !strcasecmp (cp, "false"))
            {
              settings.casting_time = FALSE;
            }
          else
            {
              LOG (llevError, "load_settings: Unknown value for " "casting_time: %s\n", cp);
            }
        }
      else if (!strcasecmp (buf, "real_wiz"))
        {
          if (!strcasecmp (cp, "on") || !strcasecmp (cp, "true"))
            {
              settings.real_wiz = TRUE;
            }
          else if (!strcasecmp (cp, "off") || !strcasecmp (cp, "false"))
            {
              settings.real_wiz = FALSE;
            }
          else
            {
              LOG (llevError, "load_settings: Unknown value for " "real_wiz: %s\n", cp);
            }
        }
      else if (!strcasecmp (buf, "spellpoint_level_depend"))
        {
          if (!strcasecmp (cp, "on") || !strcasecmp (cp, "true"))
            {
              settings.spellpoint_level_depend = TRUE;
            }
          else if (!strcasecmp (cp, "off") || !strcasecmp (cp, "false"))
            {
              settings.spellpoint_level_depend = FALSE;
            }
          else
            {
              LOG (llevError, "load_settings: Unknown value for " "spellpoint_level_depend: %s\n", cp);
            }
        }
      else if (!strcasecmp (buf, "stat_loss_on_death"))
        {
          if (!strcasecmp (cp, "on") || !strcasecmp (cp, "true"))
            {
              settings.stat_loss_on_death = TRUE;
            }
          else if (!strcasecmp (cp, "off") || !strcasecmp (cp, "false"))
            {
              settings.stat_loss_on_death = FALSE;
            }
          else
            {
              LOG (llevError, "load_settings: Unknown value for " "stat_loss_on_death: %s\n", cp);
            }
        }
      else if (!strcasecmp (buf, "use_permanent_experience"))
        {
          LOG (llevError, "use_permanent_experience is deprecated, use" "permenent_experience_percentage instead\n");
        }
      else if (!strcasecmp (buf, "permanent_experience_percentage"))
        {
          int val = atoi (cp);

          if (val < 0 || val > 100)
            LOG (llevError, "load_settings: permenent_experience_percentage" "must be between 0 and 100, %d is invalid\n", val);
          else
            settings.permanent_exp_ratio = val;
        }
      else if (!strcasecmp (buf, "death_penalty_percentage"))
        {
          int val = atoi (cp);

          if (val < 0 || val > 100)
            LOG (llevError, "load_settings: death_penalty_percentage" "must be between 0 and 100, %d is invalid\n", val);
          else
            settings.death_penalty_ratio = val;
        }
      else if (!strcasecmp (buf, "death_penalty_levels"))
        {
          int val = atoi (cp);

          if (val < 0 || val > 255)
            LOG (llevError, "load_settings: death_penalty_levels" "can not be negative, %d is invalid\n", val);
          else
            settings.death_penalty_level = val;
        }
      else if (!strcasecmp (buf, "balanced_stat_loss"))
        {
          if (!strcasecmp (cp, "on") || !strcasecmp (cp, "true"))
            {
              settings.balanced_stat_loss = TRUE;
            }
          else if (!strcasecmp (cp, "off") || !strcasecmp (cp, "false"))
            {
              settings.balanced_stat_loss = FALSE;
            }
          else
            {
              LOG (llevError, "load_settings: Unknown value for " "balanced_stat_loss: %s\n", cp);
            }
        }
      else if (!strcasecmp (buf, "simple_exp"))
        {
          if (!strcasecmp (cp, "on") || !strcasecmp (cp, "true"))
            {
              settings.simple_exp = TRUE;
            }
          else if (!strcasecmp (cp, "off") || !strcasecmp (cp, "false"))
            {
              settings.simple_exp = FALSE;
            }
          else
            {
              LOG (llevError, "load_settings: Unknown value for simple_exp: %s\n", cp);
            }
        }
      else if (!strcasecmp (buf, "item_power_factor"))
        {
          float tmp = atof (cp);

          if (tmp < 0)
            LOG (llevError, "load_settings: item_power_factor must be a positive number (%f < 0)\n", tmp);
          else
            settings.item_power_factor = tmp;
        }
      else if (!strcasecmp (buf, "pk_luck_penalty"))
        {
          sint16 val = atoi (cp);

          if (val < -100 || val > 100)
            LOG (llevError, "load_settings: pk_luck_penalty must be between -100 and 100" ", %d is invalid\n", val);
          else
            settings.pk_luck_penalty = val;
        }
      else if (!strcasecmp (buf, "set_friendly_fire"))
        {
          int val = atoi (cp);

#if COZY_SERVER
          if (val < 0 || val > 100)
            LOG (llevError, "load_settings: set_friendly_fire must be between 0 an 100" ", %d is invalid\n", val);
#else
          if (val < 1 || val > 100)
            LOG (llevError, "load_settings: set_friendly_fire must be between 1 an 100" ", %d is invalid\n", val);
#endif
          else
            settings.set_friendly_fire = val;
        }
      else if (!strcasecmp (buf, "armor_max_enchant"))
        {
          int max_e = atoi (cp);

          if (max_e <= 0)
            LOG (llevError, "load_settings: armor_max_enchant is %d\n", max_e);
          else
            settings.armor_max_enchant = max_e;
        }
      else if (!strcasecmp (buf, "armor_weight_reduction"))
        {
          int wr = atoi (cp);

          if (wr < 0)
            LOG (llevError, "load_settings: armor_weight_reduction is %d\n", wr);
          else
            settings.armor_weight_reduction = wr;
        }
      else if (!strcasecmp (buf, "armor_weight_linear"))
        {
          if (!strcasecmp (cp, "on") || !strcasecmp (cp, "true"))
            {
              settings.armor_weight_linear = TRUE;
            }
          else if (!strcasecmp (cp, "off") || !strcasecmp (cp, "false"))
            {
              settings.armor_weight_linear = FALSE;
            }
          else
            {
              LOG (llevError, "load_settings: unknown value for armor_weight_linear: %s\n", cp);
            }

        }
      else if (!strcasecmp (buf, "armor_speed_improvement"))
        {
          int wr = atoi (cp);

          if (wr < 0)
            LOG (llevError, "load_settings: armor_speed_improvement is %d\n", wr);
          else
            settings.armor_speed_improvement = wr;
        }
      else if (!strcasecmp (buf, "armor_speed_linear"))
        {
          if (!strcasecmp (cp, "on") || !strcasecmp (cp, "true"))
            {
              settings.armor_speed_linear = TRUE;
            }
          else if (!strcasecmp (cp, "off") || !strcasecmp (cp, "false"))
            {
              settings.armor_speed_linear = FALSE;
            }
          else
            {
              LOG (llevError, "load_settings: unknown value for armor_speed_linear: %s\n", cp);
            }

        }
      else if (!strcasecmp (buf, "no_player_stealing"))
        {
          if (!strcasecmp (cp, "on") || !strcasecmp (cp, "true"))
            {
              settings.no_player_stealing = TRUE;
            }
          else if (!strcasecmp (cp, "off") || !strcasecmp (cp, "false"))
            {
              settings.no_player_stealing = FALSE;
            }
          else
            {
              LOG (llevError, "load_settings: unknown value for no_player_stealing: %s\n", cp);
            }

        }
      else if (!strcasecmp (buf, "create_home_portals"))
        {
          if (!strcasecmp (cp, "on") || !strcasecmp (cp, "true"))
            {
              settings.create_home_portals = TRUE;
            }
          else if (!strcasecmp (cp, "off") || !strcasecmp (cp, "false"))
            {
              settings.create_home_portals = FALSE;
            }
          else
            {
              LOG (llevError, "load_settings: Unknown value for create_home_portals: %s\n", cp);
            }

        }
      else
        {
          LOG (llevError, "Unknown value in settings file: %s\n", buf);
        }
    }

  close_and_delete (fp, comp);
}

/*
 * init() is called only once, when starting the program.
 */

void
init (int argc, char **argv)
{
  init_done = 0;                /* Must be done before init_signal() */
  rndm.seed (time (0));

  logfile = stderr;
  parse_args (argc, argv, 1);   /* First arg pass - right now it does
                                 * nothing, but in future specifying the
                                 * LibDir in this pass would be reasonable*/

  cfperl_init ();
  init_library ();              /* Must be called early */
  load_settings ();             /* Load the settings file */
  load_materials ();
  parse_args (argc, argv, 2);
  fprintf (logfile, "Welcome to CrossFire, v%s\n", VERSION);
  fprintf (logfile, "Copyright (C) 2005, 2006, 2007 Marc Lehmann.\n");
  fprintf (logfile, "Copyright (C) 1994 Mark Wedel.\n");
  fprintf (logfile, "Copyright (C) 1992 Frank Tore Johansen.\n");

  if (strcmp (settings.dm_mail, "") != 0)
    {
      fprintf (logfile, "Maintained locally by: %s\n", settings.dm_mail);
      fprintf (logfile, "Questions and bugs should be mailed to above address.\n");
    }

  init_startup ();              /* Write (C), check shutdown/forbid files */
  init_uuid ();
  init_signals ();              /* Sets up signal interceptions */
  init_commands ();             /* Sort command tables */
  init_skills ();

  parse_args (argc, argv, 3);

  if (settings.daemonmode)
    logfile = BecomeDaemon (settings.logfilename[0] == '\0' ? "logfile" : settings.logfilename);

  init_beforeplay ();
  init_ericserver ();
  init_done = 1;
}

void
usage (void)
{
  (void) fprintf (logfile, "Usage: crossfire [-h] [-<flags>]...\n");
}

void
help (void)
{

/* The information in usage is redundant with what is given below, so why call it? */

/*    usage();*/
  printf ("Flags:\n");
  printf (" -csport <port> Specifies the port to use for the new client/server code.\n");
  printf (" -d          Turns on some debugging.\n");
  printf (" +d          Turns off debugging (useful if server compiled with debugging\n");
  printf ("             as default).\n");
  printf (" -detach     The server will go in the background, closing all\n");
  printf ("             connections to the tty.\n");
  printf (" -h          Display this information.\n");
  printf (" -log <file> Specifies which file to send output to.\n");
  printf ("             Only has meaning if -detach is specified.\n");
  printf (" -mon        Turns on monster debugging.\n");
  printf (" -o          Prints out info on what was defined at compile time.\n");
  printf (" -s          Display the high-score list.\n");
  printf (" -score <name or class> Displays all high scores with matching name/class.\n");
  printf (" -v          Print version and contributors.\n");
  printf (" -data       Sets the lib dir (archetypes, treasures, etc.)\n");
  printf (" -local      Read/write local data (hiscore, unique items, etc.)\n");
  printf (" -maps       Sets the directory for maps.\n");
  printf (" -arch       Sets the archetype file to use.\n");
  printf (" -regions    Sets the regions file to use.\n");
  printf (" -playerdir  Sets the directory for the player files.\n");
  printf (" -templatedir Sets the directory for template generate maps.\n");
  printf (" -treasures   Sets the treasures file to use.\n");
  printf (" -uniquedir  Sets the unique items/maps directory.\n");
  printf (" -tmpdir     Sets the directory for temporary files (mostly maps.)\n");
  printf (" -m          Lists out suggested experience for all monsters.\n");
  printf (" -m2         Dumps out abilities.\n");
  printf (" -m3         Dumps out artifact information.\n");
  printf (" -m4         Dumps out spell information.\n");
  printf (" -m5         Dumps out skill information.\n");
  printf (" -m6         Dumps out race information.\n");
  printf (" -m7         Dumps out alchemy information.\n");
  printf (" -m8         Dumps out gods information.\n");
  printf (" -m9         Dumps out more alchemy information (formula checking).\n");
  printf (" -mt <name>  Dumps out list of treasures for a monster.\n");
  exit (0);
}

void
init_beforeplay (void)
{
  init_archetypes ();           /* If not called before, reads all archetypes from file */
  init_artifacts ();            /* If not called before, reads all artifacts from file */
  init_spells ();               /* If not called before, links archtypes used by spells */
  init_regions ();              /* If not called before, reads all regions from file */
  init_archetype_pointers ();   /* Setup global pointers to archetypes */
  init_races ();                /* overwrite race designations using entries in lib/races file */
  init_gods ();                 /* init linked list of gods from archs */
  init_readable ();             /* inits useful arrays for readable texts */
  init_formulae ();             /* If not called before, reads formulae from file */

  switch (settings.dumpvalues)
    {
      case 1:
        print_monsters ();
        exit (0);
      case 2:
        dump_abilities ();
        exit (0);
      case 3:
        dump_artifacts ();
        exit (0);
      case 4:
        dump_spells ();
        exit (0);
      case 5:
        exit (0);
      case 6:
        dump_races ();
        exit (0);
      case 7:
        dump_alchemy ();
        exit (0);
      case 9:
        dump_alchemy_costs ();
        exit (0);
      case 10:
        dump_monster_treasure (settings.dumparg);
        exit (0);
    }
}

void
init_startup (void)
{
  char buf[MAX_BUF];
  FILE *fp;
  int comp;

#ifdef SHUTDOWN_FILE
  sprintf (buf, "%s/%s", settings.confdir, SHUTDOWN_FILE);
  if ((fp = open_and_uncompress (buf, 0, &comp)) != NULL)
    {
      while (fgets (buf, MAX_BUF - 1, fp) != NULL)
        printf ("%s", buf);
      close_and_delete (fp, comp);
      exit (1);
    }
#endif

  if (forbid_play ())
    {                           /* Maybe showing highscore should be allowed? */
      LOG (llevError, "CrossFire: Playing not allowed.\n");
      exit (-1);
    }
}

/*
 * compile_info(): activated with the -o flag.
 * It writes out information on how Imakefile and config.h was configured
 * at compile time.
 */

void
compile_info (void)
{
  int i = 0;

  printf ("Non-standard include files:\n");
#if !defined (__STRICT_ANSI__) || defined (__sun__)
# if !defined (Mips)
  printf ("<stdlib.h>\n");
  i = 1;
# endif
# if !defined (MACH) && !defined (sony)
  printf ("<malloc.h>\n");
  i = 1;
# endif
#endif
#ifndef __STRICT_ANSI__
# ifndef MACH
  printf ("<memory.h\n");
  i = 1;
# endif
#endif
#ifndef sgi
  printf ("<sys/timeb.h>\n");
  i = 1;
#endif
  if (!i)
    printf ("(none)\n");
  printf ("Datadir:\t\t%s\n", settings.datadir);
  printf ("Localdir:\t\t%s\n", settings.localdir);
#ifdef PERM_FILE
  printf ("Perm file:\t<ETC>/%s\n", PERM_FILE);
#endif
#ifdef SHUTDOWN_FILE
  printf ("Shutdown file:\t<ETC>/%s\n", SHUTDOWN_FILE);
#endif
  printf ("Save player:\t<true>\n");
  printf ("Save mode:\t%4.4o\n", SAVE_MODE);
  printf ("Playerdir:\t<VAR>/%s\n", settings.playerdir);
  printf ("Itemsdir:\t<VAR>/%s\n", settings.uniquedir);
  printf ("Tmpdir:\t\t%s\n", settings.tmpdir);
#ifdef USE_CALLOC
  printf ("Use_calloc:\t<true>\n");
#else
  printf ("Use_calloc:\t<false>\n");
#endif

#ifdef X_EDITOR
  printf ("Editor:\t\t%s\n", X_EDITOR);
#endif

  printf ("Max_time:\t%d\n", MAX_TIME);

  execl ("/bin/uname", "uname", "-a", NULL);
  LOG (llevError, "Oops, shouldn't have gotten here: execl(/bin/uname) failed: %s\n", strerror (errno));
  exit (-1);
}

/* Signal handlers: */

void
rec_sigabrt (int i)
{
  signal (SIGABRT, SIG_DFL);

  LOG (llevError, "SIGABRT received.\n");
  cleanup ("SIGABRT received", 1);
}

void
rec_sigsegv (int i)
{
  signal (SIGSEGV, SIG_DFL);

  LOG (llevError, "SIGSEGV received.\n");
  cleanup ("SIGSEGV received", 1);
}

void
rec_sigquit (int i)
{
  signal (SIGQUIT, SIG_IGN);

  LOG (llevInfo, "SIGQUIT received\n");
  cleanup ("SIGQUIT received", 1);
}

void
rec_sigbus (int i)
{
  signal (SIGBUS, SIG_DFL);

  LOG (llevError, "SIGBUS received\n");
  cleanup ("SIGBUS received", 1);
}

void
init_signals (void)
{
  // large stack, but it's important data we want to save, and it is not usually
  // being physically allocated anyways
  const size_t stacksize = 8 * 1024 * 1024 + SIGSTKSZ;

  stack_t ss;
  ss.ss_sp = malloc (stacksize);
  ss.ss_flags = 0;
  ss.ss_size = stacksize;
  sigaltstack (&ss, 0);

  struct sigaction sa;

  sigfillset (&sa.sa_mask);
  sa.sa_flags = SA_ONSTACK | SA_RESTART;

  sa.sa_handler = SIG_IGN;     sigaction (SIGPIPE, &sa, 0);
  sa.sa_handler = rec_sigabrt; sigaction (SIGABRT, &sa, 0);
  sa.sa_handler = rec_sigquit; sigaction (SIGQUIT, &sa, 0);
  sa.sa_handler = rec_sigsegv; sigaction (SIGSEGV, &sa, 0);
  sa.sa_handler = rec_sigbus;  sigaction (SIGBUS,  &sa, 0);
}

/* init_races() - reads the races file in the lib/ directory, then
 * overwrites old 'race' entries. This routine allow us to quickly
 * re-configure the 'alignment' of monsters, objects. Useful for
 * putting together lists of creatures, etc that belong to gods.
 */
void
init_races (void)
{
  FILE *file;
  char race[MAX_BUF], fname[MAX_BUF], buf[MAX_BUF], *cp, variable[MAX_BUF];
  archetype *mon = NULL;
  static int init_done = 0;

  if (init_done)
    return;
  init_done = 1;
  first_race = 0;

  sprintf (fname, "%s/races", settings.datadir);
  LOG (llevDebug, "Reading races from %s...\n", fname);
  if (!(file = fopen (fname, "r")))
    {
      LOG (llevError, "Cannot open races file %s: %s\n", fname, strerror (errno));
      return;
    }

  while (fgets (buf, MAX_BUF, file) != NULL)
    {
      int set_race = 1, set_list = 1;

      if (*buf == '#')
        continue;

      if ((cp = strchr (buf, '\n')) != NULL)
        *cp = '\0';

      cp = buf;
      while (*cp == ' ' || *cp == '!' || *cp == '@')
        {
          if (*cp == '!')
            set_race = 0;
          if (*cp == '@')
            set_list = 0;
          cp++;
        }

      if (sscanf (cp, "RACE %s", variable))
        /* set new race value */
        strcpy (race, variable);
      else
        {
          char *cp1;

          /* Take out beginning spaces */
          for (cp1 = cp; *cp1 == ' '; cp1++)
            ;
          /* Remove newline and trailing spaces */
          for (cp1 = cp + strlen (cp) - 1; *cp1 == '\n' || *cp1 == ' '; cp1--)
            {
              *cp1 = '\0';
              if (cp == cp1)
                break;
            }

          if (cp[strlen (cp) - 1] == '\n')
            cp[strlen (cp) - 1] = '\0';

          /* set creature race to race value */
          if ((mon = archetype::find (cp)) == NULL)
            LOG (llevError, "Creature %s in race file lacks archetype\n", cp);
          else
            {
              if (set_race && (!mon->clone.race || strcmp (mon->clone.race, race)))
                {
                  if (mon->clone.race)
                    LOG (llevDebug, "Resetting race to %s from %s for archetype %s\n", race, &mon->clone.race, &mon->name);

                  mon->clone.race = race;
                }

              /* if the arch is a monster, add it to the race list */
              if (set_list && QUERY_FLAG (&mon->clone, FLAG_MONSTER))
                add_to_racelist (race, &mon->clone);
            }
        }
    }

  fclose (file);
  LOG (llevDebug, "done.\n");
}

void
dump_races (void)
{
  racelink *list;
  objectlink *tmp;

  for (list = first_race; list; list = list->next)
    {
      fprintf (stderr, "\nRACE %s:\t", &list->name);
      for (tmp = list->member; tmp; tmp = tmp->next)
        fprintf (stderr, "%s(%d), ", &tmp->ob->arch->name, tmp->ob->level);
    }

  fprintf (stderr, "\n");
}

void
add_to_racelist (const char *race_name, object *op)
{
  racelink *race;

  if (!op || !race_name)
    return;

  race = find_racelink (race_name);

  if (!race)
    {                           /* add in a new race list */
      race = get_racelist ();
      race->next = first_race;
      first_race = race;
      race->name = race_name;
    }

  if (race->member->ob)
    {
      objectlink *tmp = get_objectlink ();

      tmp->next = race->member;
      race->member = tmp;
    }

  race->nrof++;
  race->member->ob = op;
}

racelink *
get_racelist ()
{
  racelink *list = new racelink;

  list->name = 0;
  list->nrof = 0;
  list->next = 0;
  list->member = get_objectlink ();

  return list;
}

racelink *
find_racelink (const char *name)
{
  if (name)
    for (racelink *link = first_race; link; link = link->next)
      if (!link->name || !strcmp (name, link->name))
        return link;

  return 0;
}
Revision:	1.40
Committed:	Tue Feb 13 16:23:32 2007 UTC (17 years, 4 months ago) by root
Content type:	text/plain
Branch:	MAIN
Changes since 1.39:	+2 -3 lines
Log Message:	- make server more fragile w.r.t. watchdog on freeze - try to make a perl backtrace on crash, too.