refactor and kill dead code.

indentation normalization, copyright update.

src/kernel/curse.c

@@ -1,5 +1,5 @@
 /*
-Copyright (c) 1998-2010, Enno Rehling <enno@eressea.de>
+Copyright (c) 1998-2014, Enno Rehling <enno@eressea.de>
 Katja Zedel <katze@felidae.kn-bremen.de
 Christian Schlittchen <corwin@amber.kn-bremen.de>
 
@@ -126,7 +126,8 @@ int curse_age(attrib * a)
     }
     if (result != 0) {
         c->duration = 0;
-  } else if (c->duration != INT_MAX) {
+    }
+    else if (c->duration != INT_MAX) {
         c->duration = _max(0, c->duration - 1);
     }
     return c->duration;
@@ -198,19 +199,22 @@ int curse_read(attrib * a, void *owner, struct storage *store)
     if (global.data_version >= CURSEVIGOURISFLOAT_VERSION) {
         READ_FLT(store, &flt);
         c->vigour = flt;
-  } else {
+    }
+    else {
         READ_INT(store, &n);
         c->vigour = (float)n;
     }
     if (global.data_version < INTPAK_VERSION) {
         ur = read_reference(&c->magician, store, read_int, resolve_unit);
-  } else {
+    }
+    else {
         ur = read_reference(&c->magician, store, read_unit_reference, resolve_unit);
     }
     if (global.data_version < CURSEFLOAT_VERSION) {
         READ_INT(store, &n);
         c->effect = (float)n;
-  } else {
+    }
+    else {
         READ_FLT(store, &flt);
         c->effect = flt;
     }
@@ -225,7 +229,8 @@ int curse_read(attrib * a, void *owner, struct storage *store)
     }
     if (global.data_version < CURSEFLAGS_VERSION) {
         c_setflag(c, flags);
-  } else {
+    }
+    else {
         c->flags = flags;
     }
     c_clearflag(c, CURSE_ISNEW);
@@ -312,7 +317,8 @@ const curse_type *ct_find(const char *c)
 
         if (strcmp(c, type->cname) == 0) {
             return type;
-    } else {
+        }
+        else {
             size_t k = _min(strlen(c), strlen(type->cname));
             if (!_memicmp(c, type->cname, k)) {
                 return type;
@@ -327,7 +333,7 @@ const curse_type *ct_find(const char *c)
  * einen pointer auf die struct zurück.
  */
 
-bool cmp_curse(const attrib * a, const void *data)
+static bool cmp_curse(const attrib * a, const void *data)
 {
     const curse *c = (const curse *)data;
     if (a->type->flags & ATF_CURSE) {
@@ -337,29 +343,6 @@ bool cmp_curse(const attrib * a, const void *data)
     return false;
 }
 
-bool cmp_cursetype(const attrib * a, const void *data)
-{
-  const curse_type *ct = (const curse_type *)data;
-  if (a->type->flags & ATF_CURSE) {
-    if (!data || ct == ((curse *) a->data.v)->type)
-      return true;
-  }
-  return false;
-}
-
-curse *get_cursex(attrib * ap, const curse_type * ctype, variant data,
-  bool(*compare) (const curse *, variant))
-{
-  attrib *a = a_select(ap, ctype, cmp_cursetype);
-  while (a) {
-    curse *c = (curse *) a->data.v;
-    if (compare(c, data))
-      return c;
-    a = a_select(a->next, ctype, cmp_cursetype);
-  }
-  return NULL;
-}
-
 curse *get_curse(attrib * ap, const curse_type * ctype)
 {
     attrib *a = ap;
@@ -372,7 +355,8 @@ curse *get_curse(attrib * ap, const curse_type * ctype)
                     return c;
                 a = a->next;
             }
-    } else {
+        }
+        else {
             a = a->nexttype;
         }
     }
@@ -388,11 +372,10 @@ curse *findcurse(int cid)
 }
 
 /* ------------------------------------------------------------- */
-void remove_curse(attrib ** ap, const curse * c)
+bool remove_curse(attrib ** ap, const curse * c)
 {
     attrib *a = a_select(*ap, c, cmp_curse);
-  if (a)
+    return a && a_remove(ap, a) == 1;
-    a_remove(ap, a);
 }
 
 /* gibt die allgemeine Stärke der Verzauberung zurück. id2 wird wie
@@ -423,7 +406,8 @@ float curse_changevigour(attrib ** ap, curse * c, float vigour)
     if (vigour <= 0) {
         remove_curse(ap, c);
         vigour = 0;
-  } else {
+    }
+    else {
         set_cursevigour(c, vigour);
     }
     return vigour;
@@ -576,7 +560,8 @@ curse *create_curse(unit * magician, attrib ** ap, const curse_type * ct,
             }
         }
         set_curseingmagician(magician, *ap, ct);
-  } else {
+    }
+    else {
         c = make_curse(magician, ap, ct, vigour, duration, effect, men);
     }
     return c;
@@ -798,16 +783,19 @@ float destr_curse(curse * c, int cast_level, float force)
             force -= c->vigour;
             if (c->type->change_vigour) {
                 c->type->change_vigour(c, -((float)cast_level + 1) / 2);
-      } else {
+            }
+            else {
                 c->vigour -= cast_level + 1 / 2;
             }
         }
-  } else {                      /* Zauber ist stärker als curse */
+    }
+    else {                      /* Zauber ist stärker als curse */
         if (force >= c->vigour) {   /* reicht die Kraft noch aus? */
             force -= c->vigour;
             if (c->type->change_vigour) {
                 c->type->change_vigour(c, -c->vigour);
-      } else {
+            }
+            else {
                 c->vigour = 0;
             }
 

src/kernel/curse.h

@@ -1,5 +1,5 @@
 /*
-Copyright (c) 1998-2010, Enno Rehling <enno@eressea.de>
+Copyright (c) 1998-2014, Enno Rehling <enno@eressea.de>
                          Katja Zedel <katze@felidae.kn-bremen.de
                          Christian Schlittchen <corwin@amber.kn-bremen.de>
 
@@ -251,7 +251,7 @@ extern "C" {
   bool is_cursed_internal(struct attrib *ap, const curse_type * ctype);
   /* ignoriert CURSE_ISNEW */
 
-  extern void remove_curse(struct attrib **ap, const struct curse *c);
+  bool remove_curse(struct attrib **ap, const struct curse *c);
   /* löscht einen konkreten Spruch auf einem Objekt.
    */
 
@@ -280,11 +280,6 @@ extern "C" {
    * unterschiedlich gewünscht sein
    * */
 
-  extern struct curse *get_cursex(struct attrib *ap, const curse_type * ctype,
-    variant data, bool(*compare) (const struct curse *, variant));
-  /* gibt pointer auf die erste curse-struct zurück, deren Typ ctype ist,
-   * und für die compare() true liefert, oder einen NULL-pointer.
-   * */
   extern struct curse *get_curse(struct attrib *ap, const curse_type * ctype);
   /* gibt pointer auf die erste curse-struct zurück, deren Typ ctype ist,
    * oder einen NULL-pointer
@@ -303,9 +298,6 @@ extern "C" {
   extern void curse_done(struct attrib *a);
   extern int curse_age(struct attrib *a);
 
-  extern bool cmp_curse(const struct attrib *a, const void *data);
-  extern bool cmp_cursetype(const struct attrib *a, const void *data);
-
   extern float destr_curse(struct curse *c, int cast_level, float force);
 
   extern int resolve_curse(variant data, void *address);

src/triggers/removecurse.c

@@ -1,5 +1,5 @@
 /*
-Copyright (c) 1998-2010, Enno Rehling <enno@eressea.de>
+Copyright (c) 1998-2014, Enno Rehling <enno@eressea.de>
 Katja Zedel <katze@felidae.kn-bremen.de
 Christian Schlittchen <corwin@amber.kn-bremen.de>
 
@@ -62,12 +62,10 @@ static int removecurse_handle(trigger * t, void *data)
      */
     removecurse_data *td = (removecurse_data *)t->data.v;
     if (td->curse && td->target) {
-    attrib *a = a_select(td->target->attribs, td->curse, cmp_curse);
+        if (!remove_curse(&td->target->attribs, td->curse)) {
-    if (a) {
-      a_remove(&td->target->attribs, a);
-    } else
             log_error("could not perform removecurse::handle()\n");
         }
+    }
     unused_arg(data);
     return 0;
 }