New server option -F to force start even when state looks bad

[empserver] / src / lib / subs / fileinit.c

diff --git a/src/lib/subs/fileinit.c b/src/lib/subs/fileinit.c
index 57ed53e1de933481940c5fea12e255ca79b30788..b3c3129290e661dd7c6caf6206b975933b4fef21 100644 (file)
--- a/src/lib/subs/fileinit.c
+++ b/src/lib/subs/fileinit.c
@@ -1,11 +1,11 @@
 /*
  *  Empire - A multi-player, client/server Internet based war game.
- *  Copyright (C) 1986-2006, Dave Pare, Jeff Bailey, Thomas Ruschak,
- *                           Ken Stevens, Steve McClure
+ *  Copyright (C) 1986-2011, Dave Pare, Jeff Bailey, Thomas Ruschak,
+ *                Ken Stevens, Steve McClure, Markus Armbruster
  *
- *  This program is free software; you can redistribute it and/or modify
+ *  Empire 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
+ *  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,
@@ -14,8 +14,7 @@
  *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  *
  *  ---
  *
@@ -26,61 +25,62 @@
  *  ---
  *
  *  fileinit.c: Initialize Empire tables for full server operations.
- * 
+ *
  *  Known contributors to this file:
  *     Ron Koenderink, 2005
+ *     Markus Armbruster, 2005-2011
  */
 
 #include <config.h>
 
 #include "file.h"
+#include "nsc.h"
 #include "prototypes.h"
+#include "unit.h"
 
 struct fileinit {
     int ef_type;
-    void (*init) (int, void *);
-    int (*postread) (int, void *);
-    int (*prewrite) (int, void *);
+    void (*postread)(int, void *);
+    void (*prewrite)(int, void *, void *);
+    void (*onresize)(int);
 };
 
 static struct fileinit fileinit[] = {
-    {EF_SECTOR, NULL, sct_postread, sct_prewrite},
-    {EF_SHIP, shp_init, shp_postread, shp_prewrite},
-    {EF_PLANE, pln_init, pln_postread, pln_prewrite},
-    {EF_LAND, lnd_init, lnd_postread, lnd_prewrite},
-    {EF_NUKE, nuk_init, nuk_postread, nuk_prewrite}
+    {EF_SECTOR, sct_postread, sct_prewrite, NULL},
+    {EF_SHIP, shp_postread, shp_prewrite, unit_onresize},
+    {EF_PLANE, pln_postread, pln_prewrite, unit_onresize},
+    {EF_LAND, lnd_postread, lnd_prewrite, unit_onresize},
+    {EF_NUKE, nuk_postread, nuk_prewrite, unit_onresize}
 };
 
 static void ef_open_srv(void);
 static void ef_close_srv(void);
-static int ef_init_view(int, int);
-static void ef_fina_view(int);
 
 /*
  * Initialize empfile for full server operations.
- * ef_init() must be called first.
  */
 void
-ef_init_srv(void)
+ef_init_srv(int force_bad_state)
 {
     unsigned i;
 
     for (i = 0; i < sizeof(fileinit) / sizeof(fileinit[0]); i++) {
-       empfile[fileinit[i].ef_type].init = fileinit[i].init;
        empfile[fileinit[i].ef_type].postread = fileinit[i].postread;
        empfile[fileinit[i].ef_type].prewrite = fileinit[i].prewrite;
+       empfile[fileinit[i].ef_type].onresize = fileinit[i].onresize;
     }
 
-    for (i = 0; nat_ca[i].ca_name; i++) {
-       cou_ca[i] = nat_ca[i];
-       cou_ca[i].ca_flags |= NSC_CONST | (i < 5 ? 0 : NSC_DEITY);
-    }
-    cou_ca[i] = nat_ca[i];
-
+    nsc_init();
+    if (ef_verify_config() < 0)
+       exit(EXIT_FAILURE);
     ef_open_srv();
-    if (ef_verify() < 0)
+    if (ef_verify_state(1) < 0 && !force_bad_state) {
+       fprintf(stderr, "You can try -F to force running anyway,"
+               " but that's risky; see the manual page\n");
        exit(EXIT_FAILURE);
+    }
     global_init();
+    unit_cargo_init();
 }
 
 void
@@ -93,11 +93,13 @@ static void
 ef_open_srv(void)
 {
     int failed = 0;
+
     failed |= !ef_open(EF_NATION, EFF_MEM);
     failed |= !ef_open(EF_SECTOR, EFF_MEM);
     failed |= !ef_open(EF_SHIP, EFF_MEM);
     failed |= !ef_open(EF_PLANE, EFF_MEM);
     failed |= !ef_open(EF_LAND, EFF_MEM);
+    failed |= !ef_open(EF_GAME, EFF_MEM);
     failed |= !ef_open(EF_NEWS, 0);
     failed |= !ef_open(EF_LOAN, 0);
     failed |= !ef_open(EF_TREATY, 0);
@@ -110,7 +112,7 @@ ef_open_srv(void)
     failed |= !ef_open(EF_LOST, 0);
     failed |= !ef_open(EF_REALM, EFF_MEM);
     if (!failed)
-       failed |= ef_init_view(EF_COUNTRY, EF_NATION);
+       failed |= ef_open_view(EF_COUNTRY);
     if (failed) {
        logerror("Missing files, giving up");
        exit(EXIT_FAILURE);
@@ -120,12 +122,13 @@ ef_open_srv(void)
 static void
 ef_close_srv(void)
 {
-    ef_fina_view(EF_COUNTRY);
+    ef_close(EF_COUNTRY);
     ef_close(EF_NATION);
     ef_close(EF_SECTOR);
     ef_close(EF_SHIP);
     ef_close(EF_PLANE);
     ef_close(EF_LAND);
+    ef_close(EF_GAME);
     ef_close(EF_NEWS);
     ef_close(EF_LOAN);
     ef_close(EF_TREATY);
@@ -138,23 +141,3 @@ ef_close_srv(void)
     ef_close(EF_LOST);
     ef_close(EF_REALM);
 }
-
-static int
-ef_init_view(int type, int base)
-{
-    if (CANT_HAPPEN(!(empfile[base].flags & EFF_MEM)))
-       return -1;
-    empfile[type].cache = empfile[base].cache;
-    empfile[type].csize = empfile[base].csize;
-    empfile[type].flags |= EFF_MEM;
-    empfile[type].baseid = empfile[base].baseid;
-    empfile[type].cids = empfile[base].cids;
-    empfile[type].fids = empfile[base].fids;
-    return 0;
-}
-
-static void
-ef_fina_view(int type)
-{
-    empfile[type].cache = NULL;
-}