forked from github/server
81 lines
1.8 KiB
C
81 lines
1.8 KiB
C
/* vi: set ts=2:
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*
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* Eressea PB(E)M host Copyright (C) 1998-2003
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* Christian Schlittchen (corwin@amber.kn-bremen.de)
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* Katja Zedel (katze@felidae.kn-bremen.de)
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* Henning Peters (faroul@beyond.kn-bremen.de)
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* Enno Rehling (enno@eressea.de)
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* Ingo Wilken (Ingo.Wilken@informatik.uni-oldenburg.de)
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*
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* This program may not be used, modified or distributed without
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* prior permission by the authors of Eressea.
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*/
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#include <config.h>
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#include <kernel/eressea.h>
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#include "otherfaction.h"
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#include <kernel/faction.h>
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#include <kernel/unit.h>
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#include <util/attrib.h>
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#include <util/storage.h>
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#include <assert.h>
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/*
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* simple attributes that do not yet have their own file
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*/
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void
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write_of(const struct attrib * a, struct storage * store)
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{
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const faction * f = (faction*)a->data.v;
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store->w_int(store, f->no);
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}
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int
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read_of(struct attrib * a, struct storage * store) /* return 1 on success, 0 if attrib needs removal */
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{
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int of = store->r_int(store);
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a->data.v = findfaction(of);
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if (a->data.v) return AT_READ_OK;
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return AT_READ_FAIL;
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}
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attrib_type at_otherfaction = {
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"otherfaction", NULL, NULL, NULL, write_of, read_of, ATF_UNIQUE
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};
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struct faction *
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get_otherfaction(const struct attrib * a)
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{
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return (faction*)(a->data.v);
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}
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struct attrib *
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make_otherfaction(struct faction * f)
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{
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attrib * a = a_new(&at_otherfaction);
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a->data.v = (void*)f;
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return a;
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}
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void
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init_otherfaction(void)
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{
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at_register(&at_otherfaction);
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}
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faction *
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visible_faction(const faction *f, const unit * u)
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{
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if (f==NULL || !alliedunit(u, f, HELP_FSTEALTH)) {
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attrib *a = a_find(u->attribs, &at_otherfaction);
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if (a) {
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faction *fv = get_otherfaction(a);
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assert (fv != NULL); /* fv should never be NULL! */
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return fv;
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}
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}
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return u->faction;
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}
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