Remove the use of the spelldaten[] array. Replace with registration of spells.

First step towards getting the spell implementations out of the kernel and into gamecode (separate spells from the spell datatype)

src/common/gamecode/report.c

@@ -179,10 +179,7 @@ int
 season(int turn)
 {
 	int year,month;
-	int t = turn;
-#ifdef FIRST_TURN
-	t -= FIRST_TURN;
-#endif
+	int t = turn - FirstTurn();
 
 	year  = t/(months_per_year * weeks_per_month) + 1;
 	month = (t - (year-1) * months_per_year * weeks_per_month)/weeks_per_month;
@@ -198,7 +195,7 @@ gamedate(const struct locale * lang)
 {
 	int year,month,week,r;
 	static char buf[256];
-	int t = turn - FIRST_TURN;
+	int t = turn - FirstTurn();
 
 	if (t<0) t = turn;
 	assert(lang);
@@ -222,10 +219,7 @@ gamedate_season(const struct locale * lang)
 {
 	int year,month,week,r;
 	static char buf[256];
-	int t = turn;
-#ifdef FIRST_TURN
-	t -= FIRST_TURN;
-#endif
+	int t = turn - FirstTurn();
 
 	if (t<0) t = turn;
 	assert(lang);
@@ -249,10 +243,7 @@ gamedate2(const struct locale * lang)
 {
 	int year,month,week,r;
 	static char buf[256];
-	int t = turn;
-#ifdef FIRST_TURN
-	t -= FIRST_TURN;
-#endif
+	int t = turn - FirstTurn();
 
 	if (t<0) t = turn;
 
@@ -273,10 +264,7 @@ gamedate_short(const struct locale * lang)
 {
 	int year,month,week,r;
 	static char buf[256];
-	int t = turn;
-#ifdef FIRST_TURN
-	t -= FIRST_TURN;
-#endif
+	int t = turn - FirstTurn();
 
 	if (t<0) t = turn;
 

src/common/kernel/eressea.c

@@ -117,6 +117,17 @@ MaxAge(void) {
   return value;
 }
 
+int 
+FirstTurn(void)
+{
+  static int value = -1;
+  if (value<0) {
+    const char * str = get_param(global.parameters, "hunger.long");
+    value = str?atoi(str):0;
+  }
+  return value;
+}
+
 int
 LongHunger(void) {
   static int value = -1;
@@ -2876,11 +2887,9 @@ int months_per_year;
 int
 month(int offset)
 {
-	int t = turn + offset;
+	int t = turn + offset - FirstTurn();
 	int year, r, month;
-#ifdef FIRST_TURN
-	t -= FIRST_TURN;
-#endif
+
         if (t<0) t = turn;
 
 	year  = t/(months_per_year * weeks_per_month) + 1;

src/common/kernel/eressea.h

@@ -1172,6 +1172,7 @@ extern const char * dbrace(const struct race * rc);
 extern void set_param(struct param ** p, const char * name, const char * data);
 extern const char* get_param(const struct param * p, const char * name);
 
+extern int FirstTurn(void);
 extern int NMRTimeout(void);
 extern int LongHunger(void);
 extern boolean TradeDisabled(void);

src/common/kernel/magic.c

@@ -292,20 +292,19 @@ find_magetype(const unit * u)
 static void
 createspelllist(unit *u, magic_t mtyp)
 {
-	int sk, i;
-	if (mtyp == M_GRAU)
-		return;
+  spell_list * slist;
+  int sk;
+
+  if (mtyp == M_GRAU) return;
 
   sk = effskill(u, SK_MAGIC);
-	if (sk == 0)
-		return;
+  if (sk == 0) return;
 
-	for (i = 0; spelldaten[i].id != SPL_NOSPELL; i++) {
-		if (spelldaten[i].magietyp == mtyp
-			&& spelldaten[i].level <= sk)
-		{
-			if (!getspell(u, spelldaten[i].id))
-				addspell(u, spelldaten[i].id);
+  for (slist=spells;slist!=NULL;slist=slist->next) {
+    spell * sp = slist->data;
+    if (sp->magietyp == mtyp && sp->level <= sk) {
+      if (!has_spell(u, sp))
+        addspell(u, sp->id);
     }
   }
 }
@@ -367,23 +366,20 @@ updatespelllist(unit * u)
 {
   int max = eff_skill(u, SK_MAGIC, u->region);
   int sk = max;
+  spell_list * slist;
   spell * sp;
   magic_t gebiet = find_magetype(u);
   boolean ismonster = u->faction->no==MONSTER_FACTION;
 
   /* Nur Orkmagier bekommen den Keuschheitsamulettzauber */
-	if (old_race(u->race) == RC_ORC
-			&& !getspell(u, SPL_ARTEFAKT_CHASTITYBELT)
-			&& find_spellbyid(SPL_ARTEFAKT_CHASTITYBELT)->level <= max)
-	{
+  sp = find_spellbyid(SPL_ARTEFAKT_CHASTITYBELT);
+  if (old_race(u->race)==RC_ORC && !has_spell(u, sp) && sp->level<=max) {
     addspell(u, SPL_ARTEFAKT_CHASTITYBELT);
   }
 
   /* Nur Wyrm-Magier bekommen den Wyrmtransformationszauber */
-	if (fspecial(u->faction, FS_WYRM)
-			&& !getspell(u, SPL_BECOMEWYRM)
-			&& find_spellbyid(SPL_BECOMEWYRM)->level <= max)
-	{
+  sp = find_spellbyid(SPL_BECOMEWYRM);
+  if (fspecial(u->faction, FS_WYRM) && !has_spell(u, sp) && sp->level<=max) {
     addspell(u, SPL_BECOMEWYRM);
   }
 
@@ -394,17 +390,17 @@ updatespelllist(unit * u)
       /* keine breaks! Wyrme sollen alle drei Zauber können.*/
     case RC_WYRM:
       sp = find_spellbyid(SPL_WYRMODEM);
-        if (sp!=NULL && !getspell(u, sp->id) && sp->level<=max) {
+      if (sp!=NULL && !has_spell(u, sp) && sp->level<=max) {
         addspell(u, sp->id);
       }
     case RC_DRAGON:
       sp = find_spellbyid(SPL_DRAGONODEM);
-        if (sp!=NULL && !getspell(u, sp->id) && sp->level<=max) {
+      if (sp!=NULL && !has_spell(u, sp) && sp->level<=max) {
         addspell(u, sp->id);
       }
     case RC_FIREDRAGON:
       sp = find_spellbyid(SPL_FIREDRAGONODEM);
-        if (sp!=NULL && getspell(u, sp->id) && sp->level<=max) {
+      if (sp!=NULL && has_spell(u, sp) && sp->level<=max) {
         addspell(u, sp->id);
       }
       break;
@@ -415,8 +411,9 @@ updatespelllist(unit * u)
   * neue Sprüche in ihre List-of-known-spells. Das sind zb alle alten
   * Drachen, die noch den Skill Magie haben */
 
-  for (sp = spelldaten; sp->id != SPL_NOSPELL; ++sp) {
-    boolean know = getspell(u, sp->id);
+  for (slist=spells;slist!=NULL;slist=slist->next) {
+    spell * sp = slist->data;
+    boolean know = has_spell(u, sp);
 
     if (know || (gebiet!=M_GRAU && sp->magietyp == gebiet && sp->level <= sk)) {
       faction * f = u->faction;
@@ -451,104 +448,17 @@ addspell(unit *u, spellid_t spellid)
 }
 
 boolean
-getspell(const unit *u, spellid_t spellid)
-{
-	sc_mage *m;
-	spell_ptr *spt;
-
-  m = get_mage(u);
-  if (!m) {
-		return false;
-	}
-	for (spt = m->spellptr; spt; spt = spt->next) {
-		if (spt->spellid == spellid) {
-			return true;
-		}
-	}
-	return false;
-}
-
-/* ------------------------------------------------------------- */
-/* Spruch identifizieren */
-
-#include "umlaut.h"
-
-typedef struct spell_names {
-	struct spell_names * next;
-	const struct locale * lang;
-	magic_t mtype;
-	struct tnode names;
-} spell_names;
-
-static spell_names * spellnames;
-
-static spell_names *
-init_spellnames(const struct locale * lang, magic_t mtype)
-{
-	int i;
-	spell_names * sn = calloc(sizeof(spell_names), 1);
-	sn->next = spellnames;
-	sn->lang = lang;
-	sn->mtype = mtype;
-	for (i=0; spelldaten[i].id != SPL_NOSPELL; i++) {
-		const char * n = spelldaten[i].sname;
-		if (spelldaten[i].magietyp!=mtype) continue;
-		if (spelldaten[i].info==NULL) n = locale_string(lang, mkname("spell", n));
-		addtoken(&sn->names, n, (void*)(spelldaten+i));
-	}
-	return spellnames = sn;
-}
-
-static spell_names *
-get_spellnames(const struct locale * lang, magic_t mtype)
-{
-	spell_names * sn = spellnames;
-	while (sn) {
-		if (sn->mtype==mtype && sn->lang==lang) break;
-		sn=sn->next;
-	}
-	if (!sn) return init_spellnames(lang, mtype);
-  return sn;
-}
-
-spell *
-find_spellbyname(unit *u, const char *name, const struct locale * lang)
+has_spell(const unit *u, const spell * sp)
 {
   spell_ptr *spt;
   sc_mage * m = get_mage(u);
-	spell * sp = NULL;
-	spell_names * sn;
 
-	if (!m) return NULL;
-	sn = get_spellnames(lang, m->magietyp);
-	if (findtoken(&sn->names, name, (void**)&sp)==E_TOK_NOMATCH) {
-		magic_t mtype;
-		for(mtype=0;mtype!=MAXMAGIETYP;++mtype) {
-			sn = get_spellnames(lang, mtype);
-			if (findtoken(&sn->names, name, (void**)&sp)!=E_TOK_NOMATCH) break;
-		}
-	}
+  if (m==NULL) return false;
 
-	if (sp!=NULL) {
   for (spt = m->spellptr; spt; spt = spt->next) {
-			if (sp->id==spt->spellid) return sp;
+    if (spt->spellid == sp->id) return true;
   }
-	}
-	if (lang==default_locale) return NULL;
-	return find_spellbyname(u, name, default_locale);
-}
-
-spell *
-find_spellbyid(spellid_t id)
-{
-	int i;
-
-	for (i = 0; spelldaten[i].id != SPL_NOSPELL; i++) {
-		if (spelldaten[i].id == id) {
-			return &spelldaten[i];
-		}
-	}
-	return (spell *) NULL;
+  return false;
 }
 
 /* ------------------------------------------------------------- */
@@ -601,7 +511,7 @@ set_combatspell(unit *u, spell *sp, const char * cmd, int level)
 		cmistake(u, cmd, 173, MSG_MAGIC);
 		return;
 	}
-	if (getspell(u, sp->id) == false) {
+	if (has_spell(u, sp) == false) {
 		/* Diesen Zauber kennt die Einheit nicht */
 		cmistake(u, cmd, 169, MSG_MAGIC);
 		return;
@@ -957,7 +867,7 @@ knowsspell(const region * r, const unit * u, const spell * sp)
 		return false;
 	}
 	/* steht der Spruch in der Spruchliste? */
-	if (getspell(u, sp->id) == false){
+	if (has_spell(u, sp) == false){
 		/* ist der Spruch aus einem anderen Magiegebiet? */
 		if (find_magetype(u) != sp->magietyp){
 			return false;

src/common/kernel/magic.h

@@ -125,25 +125,9 @@ typedef struct sc_mage {
 	struct spell_ptr *spellptr;
 } sc_mage;
 
-/* ------------------------------------------------------------- */
-/* Spruchstukturdefinition:
- * id:
- *  SPL_NOSPELL muss der letzte Spruch in der Liste spelldaten[] sein,
- *  denn nicht auf die Reihenfolge in der Liste sondern auf die id wird
- *  geprüft
- * rank:
- *  gibt die Priorität und damit die Reihenfolge an, in der der Spruch
- *  gezaubert wird.
- * sptyp:
- *  besondere Spruchtypen (Artefakt, Regionszauber, Kampfzauber ..)
- * Komponenten[Anzahl mögl. Items][Art:Anzahl:Faktor]
- *
- */
-
 /* ------------------------------------------------------------- */
 /* Zauberliste */
 
-
 typedef struct castorder {
   struct castorder *next;
   void *magician;        /* Magier (kann vom Typ struct unit oder fighter sein) */
@@ -300,7 +284,7 @@ void unset_combatspell(struct unit *u, spell *sp);
 	/* 	löscht Kampfzauber */
 void addspell(struct unit *u, spellid_t spellid);
 	/* fügt den Spruch mit der Id spellid der Spruchliste der Einheit hinzu. */
-boolean getspell(const struct unit *u, spellid_t spellid);
+boolean has_spell(const struct unit *u, const struct spell * sp);
 	/* prüft, ob der Spruch in der Spruchliste der Einheit steht. */
 void updatespelllist(struct unit *u);
 	/* fügt alle Zauber des Magiegebietes der Einheit, deren Stufe kleiner

src/common/kernel/save.c

@@ -2145,19 +2145,22 @@ readfaction(FILE * F)
     set_ursprung(f, id, ux, uy);
   }
   f->newbies = 0;
-	f->options = ri(F);
   
-	if (((f->options & Pow(O_REPORT)) == 0)
-		&& (f->options & Pow(O_COMPUTER)) == 0) {
+  i = f->options = ri(F);
+
+  if ((i & Pow(O_REPORT))==0 && (i & Pow(O_COMPUTER))==0) {
     /* Kein Report eingestellt, Fehler */
     f->options = f->options | Pow(O_REPORT) | Pow(O_ZUGVORLAGE);
   }
 
   if (global.data_version < TYPES_VERSION) {
-		int i, sk = ri(F); /* f->seenspell überspringen */
-		for (i = 0; spelldaten[i].id != SPL_NOSPELL; i++) {
-			if (spelldaten[i].magietyp == f->magiegebiet && spelldaten[i].level <= sk) {
-				a_add(&f->attribs, a_new(&at_seenspell))->data.i = spelldaten[i].id;
+    int sk = ri(F); /* f->seenspell überspringen */
+    spell_list * slist;
+    for (slist=spells;slist!=NULL;slist=slist->next) {
+      spell * sp = slist->data;
+
+      if (sp->magietyp==f->magiegebiet && sp->level<=sk) {
+        a_add(&f->attribs, a_new(&at_seenspell))->data.i = sp->id;
       }
     }
   }

src/common/kernel/spell.h

@@ -286,7 +286,10 @@ extern struct attrib_type at_unitdissolve;
 #ifdef WDW_PYRAMIDSPELL
   extern struct attrib_type at_wdwpyramid;
 #endif
-extern struct spell spelldaten[];
+
+  extern struct spell_list * spells;
+  extern void init_spells(void);
+  extern void register_spell(struct spell * sp);
 
 #ifdef __cplusplus
 }

src/common/kernel/xmlreader.c

@@ -62,7 +62,7 @@ xml_to_locale(const xmlChar * xmlStr)
   static char zText[1024];
   char * inbuf = (char*)xmlStr;
   char * outbuf = zText;
-  size_t inbytes = strlen(xmlStr)+1;
+  size_t inbytes = strlen((const char*)xmlStr)+1;
   size_t outbytes = sizeof(zText);
 
   if (context==(iconv_t)-1) {
@@ -927,7 +927,7 @@ xml_readstrings(xmlXPathContextPtr xpath, xmlNodePtr * nodeTab, int nodeNr, bool
 
       xml_readtext(textNode, &lang, &text);
       if (text!=NULL) {
-		assert(strcmp(zName, xml_cleanup_string(zName))==0);
+        assert(strcmp(zName, (const char*)xml_cleanup_string(BAD_CAST zName))==0);
         xml_cleanup_string(text);
         locale_setstring(lang, zName, xml_to_locale(text));
         xmlFree(text);
@@ -946,7 +946,6 @@ parse_strings(xmlDocPtr doc)
   xmlXPathContextPtr xpath = xmlXPathNewContext(doc);
   xmlXPathObjectPtr strings;
 
-  /* TODO: remember namespaces */
   /* reading eressea/strings/string */
   strings = xmlXPathEvalExpression(BAD_CAST "/eressea/strings/string", xpath);
   xml_readstrings(xpath, strings->nodesetval->nodeTab, strings->nodesetval->nodeNr, false);

src/common/settings-eressea.h

@@ -49,7 +49,3 @@
 
 #define MAILITPATH	"/usr/sbin:$HOME/eressea/bin:/bin:/usr/bin:/usr/local/bin"
 
-/* Krücke für die Berechnung der Jahreszeiten in Eressea */
-
-#define FIRST_TURN 184
-

src/common/spells/spells.c

@@ -20,9 +20,6 @@
 
 #include <curse.h>
 
-/*
-#include "firewall.h" 
-*/
 struct curse_type;
 extern const struct curse_type ct_firewall;
 extern void ct_register(const struct curse_type * ct);

src/eressea/korrektur.c

@@ -274,13 +274,6 @@ show_newspells(void)
   * terminieren */
 
   spellid_t newspellids[] = {
-#ifdef WDW_PHOENIX
-		SPL_WDWPYRAMID_TRAUM,
-		SPL_WDWPYRAMID_ASTRAL,
-		SPL_WDWPYRAMID_DRUIDE,
-		SPL_WDWPYRAMID_BARDE,
-		SPL_WDWPYRAMID_CHAOS,
-#endif
     SPL_NOSPELL
   };
 
@@ -302,7 +295,7 @@ show_newspells(void)
 
           if (!sp) continue;
 
-					if (m->magietyp == sp->magietyp || getspell(u, sp->id)) {
+          if (m->magietyp == sp->magietyp || has_spell(u, sp)) {
             attrib * a = a_find(u->faction->attribs, &at_reportspell);
             while (a && a->data.i != sp->id) a = a->nexttype;
             if (!a) {
@@ -316,7 +309,6 @@ show_newspells(void)
       }
     }
   }
-
 }
 
 static int

src/eressea/lua/unit.cpp

@@ -149,14 +149,15 @@ static void
 unit_addspell(unit& u, const char * name)
 {
   bool add = false;
-  spell * sp = spelldaten;
-  while (sp->id!=SPL_NOSPELL) {
+  spell_list * slist = spells;
+  while (slist!=NULL) {
+    spell * sp = slist->data;
     if (strcmp(name, sp->sname)==0) {
       if (add) log_error(("two spells are called %s.\n", name));
       addspell(&u, sp->id);
       add = true;
     }
-    ++sp;
+    slist=slist->next;
   }
   if (!add) log_error(("spell %s could not be found\n", name));
 }
@@ -164,7 +165,7 @@ unit_addspell(unit& u, const char * name)
 static bool
 unit_isfamiliar(const unit& u)
 {
-  return is_familiar(&u);
+  return is_familiar(&u)!=0;
 }
 
 static void

src/eressea/main.c

@@ -178,6 +178,7 @@ game_init(void)
 
   init_locales();
   init_attributes();
+  init_spells();
   init_races();
   init_items();
   init_races();

src/eressea/server.cpp

@@ -65,6 +65,7 @@
 #include <kernel/building.h>
 #include <kernel/faction.h>
 #include <kernel/item.h>
+#include <kernel/spell.h>
 #include <kernel/message.h>
 #include <kernel/plane.h>
 #include <kernel/race.h>
@@ -182,6 +183,7 @@ game_init(void)
   /*  init_resources(); must be done inside the xml-read, because requirements use items */
 
   init_attributes();
+  init_spells();
   init_races();
   init_items();
   init_economy();

src/mapper/mapper.c

@@ -1724,6 +1724,7 @@ main(int argc, char *argv[])
 
   init_locales();
   init_attributes();
+  init_spells();
 
   init_resources();
 #if NEW_RESOURCEGROWTH