git.pond.sub.org Git - empserver/blob - src/lib/commands/mobq.c

   1 /*
   2  *  Empire - A multi-player, client/server Internet based war game.
   3  *  Copyright (C) 1986-2000, Dave Pare, Jeff Bailey, Thomas Ruschak,
   4  *                           Ken Stevens, Steve McClure
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  *
  20  *  ---
  21  *
  22  *  See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
  23  *  related information and legal notices. It is expected that any future
  24  *  projects/authors will amend these files as needed.
  25  *
  26  *  ---
  27  *
  28  *  mobq.c: Set the sailing mobility quota for a ship
  29  *
  30  *  Known contributors to this file:
  31  *     Robert Forsman
  32  */
  33
  34 #include <ctype.h>
  35 #include "misc.h"
  36 #include "player.h"
  37 #include "var.h"
  38 #include "ship.h"
  39 #include "xy.h"
  40 #include "nsc.h"
  41 #include "file.h"
  42 #include "nat.h"
  43 #include "commands.h"
  44 #include "optlist.h"
  45
  46
  47 int
  48 mobq(void)
  49 {
  50         extern  int ship_mob_max;
  51         extern  float ship_mob_scale;
  52         extern  int etu_per_update;
  53         struct shpstr ship;
  54         s_char  *cp,*oldmq;
  55         int     good,mobquota,count=0;
  56         struct  nstr_item nstr;
  57         s_char  buf[1024];
  58
  59         if (!opt_SAIL) {
  60             pr("The SAIL option is not enabled, so this command is not valid.\n");
  61             return RET_FAIL;
  62         }
  63 /*      getstarg(player->argp[1], "ships? ");*/
  64         if (!snxtitem(&nstr, EF_SHIP, player->argp[1]))
  65                 return RET_SYN;
  66         oldmq = player->argp[2];
  67         if (oldmq)
  68           {
  69             good = sscanf(oldmq,"%d",&mobquota);
  70             if  (!good)
  71               return RET_SYN;
  72             if (mobquota<0 || mobquota>ship_mob_max)
  73               {
  74                 pr("Bad mobility quota value %d.\n",mobquota);
  75                 return RET_SYN;
  76               }
  77             if (mobquota+(ship_mob_scale*(float)etu_per_update) > ship_mob_max)
  78               {
  79                 pr("warning: %d less than optimal\n",mobquota);
  80               }
  81           }
  82         while (nxtitem(&nstr, (s_char *)&ship)) {
  83           if (!player->owner)
  84             continue;
  85           if (!oldmq)
  86             pr("Ship #%d at %s.  Old value %d.\n",ship.shp_uid,xyas(ship.shp_x,ship.shp_y,player->cnum),ship.shp_mobquota);
  87           cp = getstarg(player->argp[2],"mobility quota?", buf);
  88           if (!cp)
  89                   return RET_SYN;
  90           if (!check_ship_ok(&ship))
  91               continue;
  92           good = sscanf(cp,"%d",&mobquota);
  93             if  (!good)
  94               {
  95                 pr("Huh?\n");
  96                 continue;
  97               }
  98           if (!oldmq)
  99             {
 100               if (mobquota<0 || mobquota>ship_mob_max)
 101                 {
 102                   pr("Bad mobility quota value %d.\n",mobquota);
 103                   continue;
 104                 }
 105               if (mobquota+(ship_mob_scale*(float)etu_per_update)> ship_mob_max)
 106                 {
 107                   pr("warning: %d less than optimal\n",mobquota);
 108                 }
 109             }
 110           ship.shp_mobquota = mobquota;
 111           count ++;
 112           putship(ship.shp_uid, &ship);
 113         }
 114         if (count == 0) {
 115                 if (player->argp[1])
 116                         pr("%s: No ship(s)\n", player->argp[1]);
 117                 else
 118                         pr("%s: No ship(s)\n", "");
 119                 return RET_FAIL;
 120         }else
 121                 pr("%d ship%s\n", count, splur(count));
 122         return RET_OK;
 123 }