use race::flags|RCF_NOGIVE instead of race::ec_flags|GIVEITEM

None of this has tests, it'd going to be years before a change like this can be made without fear D-:

src/economy.c

@@ -776,7 +776,7 @@ static void give_cmd(unit * u, order * ord)
 
   else if (p == P_HERBS) {
     bool given = false;
-    if (!(u_race(u)->ec_flags & GIVEITEM) && u2 != NULL) {
+    if (fval(u_race(u), RCF_NOGIVE) && u2 != NULL) {
       ADDMSG(&u->faction->msgs,
         msg_feedback(u, ord, "race_nogive", "race", u_race(u)));
       return;
@@ -847,7 +847,7 @@ static void give_cmd(unit * u, order * ord)
     if (*s == 0) {              /* GIVE ALL items that you have */
 
       /* do these checks once, not for each item we have: */
-      if (!(u_race(u)->ec_flags & GIVEITEM) && u2 != NULL) {
+      if (fval(u_race(u), RCF_NOGIVE) && u2 != NULL) {
         ADDMSG(&u->faction->msgs,
           msg_feedback(u, ord, "race_nogive", "race", u_race(u)));
         return;
@@ -885,7 +885,8 @@ static void give_cmd(unit * u, order * ord)
           n = u->number;
           give_men(n, u, u2, ord);
         }
-      } else if (!(u_race(u)->ec_flags & GIVEITEM) && u2 != NULL) {
+      }
+      else if (fval(u_race(u), RCF_NOGIVE) && u2 != NULL) {
         ADDMSG(&u->faction->msgs,
           msg_feedback(u, ord, "race_nogive", "race", u_race(u)));
       } else if (u2 && !(u_race(u2)->ec_flags & GETITEM)) {
@@ -935,7 +936,7 @@ static void give_cmd(unit * u, order * ord)
   }
 
   if (u2 != NULL) {
-    if (!(u_race(u)->ec_flags & GIVEITEM) && u2 != NULL) {
+    if (fval(u_race(u), RCF_NOGIVE) && u2 != NULL) {
       ADDMSG(&u->faction->msgs,
         msg_feedback(u, ord, "race_nogive", "race", u_race(u)));
       return;

src/kernel/battle.c

@@ -214,7 +214,7 @@ int armedmen(const unit * u, bool siege_weapons)
 {
   item *itm;
   int n = 0;
-  if (!(urace(u)->flags & RCF_NOWEAPONS)) {
+  if (!fval(u_race(u), RCF_NOWEAPONS)) {
     if (effskill(u, SK_WEAPONLESS) >= 1) {
       /* kann ohne waffen bewachen: fuer drachen */
       n = u->number;
@@ -784,7 +784,7 @@ weapon_effskill(troop t, troop enemy, const weapon * w, bool attacking,
     skill += CavalryBonus(tu, enemy, BONUS_SKILL);
     if (wtype)
       skill =
-        skillmod(urace(tu)->attribs, tu, tu->region, wtype->skill, skill,
+        skillmod(u_race(tu)->attribs, tu, tu->region, wtype->skill, skill,
         SMF_RIDING);
   }
 

src/kernel/jsonconf.c

@@ -332,7 +332,8 @@ static void json_race(cJSON *json, race *rc) {
         "noteach", "horse", "desert",
         "illusionary", "absorbpeasants", "noheal", 
         "noweapons", "shapeshift", "", "undead", "dragon",
-        "coastal", "", "cansail", 0
+        "coastal", "", "cansail", "invisible", "shipspeed",
+        "stonegolem", "irongolem", "nogive", 0
     };
     if (json->type!=cJSON_Object) {
         log_error_n("race %s is not a json object: %d", json->string, json->type);

src/kernel/jsonconf.test.c

@@ -39,6 +39,7 @@ static void test_flags(CuTest *tc) {
     check_flag(tc, "undead", RCF_UNDEAD);
     check_flag(tc, "dragon", RCF_DRAGON);
     check_flag(tc, "fly", RCF_FLY);
+    check_flag(tc, "nogive", RCF_NOGIVE);
     test_cleanup();
 }
 

src/kernel/pool.c

@@ -182,7 +182,7 @@ get_pooled(const unit * u, const resource_type * rtype, unsigned int mode,
 
         if (v->items == NULL && rtype->uget == NULL)
           continue;
-        if ((urace(v)->ec_flags & GIVEITEM) == 0)
+        if (fval(u_race(v), RCF_NOGIVE))
           continue;
 
         if (v->faction == f) {
@@ -232,7 +232,7 @@ use_pooled(unit * u, const resource_type * rtype, unsigned int mode, int count)
     for (v = r->units; use > 0 && v != NULL; v = v->next)
       if (u != v) {
         int mask;
-        if ((urace(v)->ec_flags & GIVEITEM) == 0)
+        if (fval(u_race(v), RCF_NOGIVE))
           continue;
         if (v->items == NULL && rtype->uget == NULL)
           continue;

src/kernel/race.h

@@ -213,6 +213,7 @@ extern "C" {
 #define RCF_SHIPSPEED      (1<<26)      /* race gets +1 on shipspeed */
 #define RCF_STONEGOLEM     (1<<27)      /* race gets stonegolem properties */
 #define RCF_IRONGOLEM      (1<<28)      /* race gets irongolem properties */
+#define RCF_NOGIVE         (1<<29)      /* will not GIVE anything away */
 
 /* Economic flags */
 #define GIVEITEM       (1<<1)   /* gibt Gegenstände weg */

src/kernel/unit.c

@@ -196,10 +196,9 @@ static buddy *get_friends(const unit * u, int *numfriends)
             nf->unit = u2;
             nf->number = 0;
             *fr = nf;
-          } else if (nf->faction == u2->faction
+          } else if (nf->faction == u2->faction && !fval(u_race(u2), RCF_NOGIVE)) {
-            && (u_race(u2)->ec_flags & GIVEITEM)) {
             /* we don't like to gift it to units that won't give it back */
-            if ((u_race(nf->unit)->ec_flags & GIVEITEM) == 0) {
+            if (fval(u_race(nf->unit), RCF_NOGIVE)) {
               nf->unit = u2;
             }
           }
@@ -239,20 +238,20 @@ int gift_items(unit * u, int flags)
             flags -= GIFT_SELF;
     }
 
-    if (u->items == NULL || fval(u_race(u), RCF_ILLUSIONARY))
+    if (u->items == NULL || fval(u_race(u), RCF_ILLUSIONARY) || fval(u_race(u), RCF_NOGIVE)) {
-        return 0;
-    if ((u_race(u)->ec_flags & GIVEITEM) == 0)
         return 0;
+    }
     
   /* at first, I should try giving my crap to my own units in this region */
   if (u->faction && (u->faction->flags & FFL_QUIT) == 0 && (flags & GIFT_SELF)) {
     unit *u2, *u3 = NULL;
     for (u2 = r->units; u2; u2 = u2->next) {
       if (u2 != u && u2->faction == u->faction && u2->number > 0) {
+        const race * rc = u_race(u2);
         /* some units won't take stuff: */
-        if (u_race(u2)->ec_flags & GETITEM) {
+        if (rc->ec_flags & GETITEM) {
           /* we don't like to gift it to units that won't give it back */
-          if (u_race(u2)->ec_flags & GIVEITEM) {
+          if (!fval(rc, RCF_NOGIVE)) {
             i_merge(&u2->items, &u->items);
             u->items = NULL;
             break;
@@ -861,11 +860,6 @@ bool leave(unit * u, bool force)
   return true;
 }
 
-const struct race *urace(const struct unit *u)
-{
-  return u->race_;
-}
-
 bool can_survive(const unit * u, const region * r)
 {
   if ((fval(r->terrain, WALK_INTO) && (u_race(u)->flags & RCF_WALK))

src/kernel/unit.h

@@ -141,8 +141,6 @@ extern "C" {
   struct unit *utarget(const struct unit *u);
   void usettarget(struct unit *u, const struct unit *b);
 
-  extern const struct race *urace(const struct unit *u);
-
   const char *uprivate(const struct unit *u);
   void usetprivate(struct unit *u, const char *c);
 

src/kernel/xmlreader.c

@@ -1721,8 +1721,9 @@ static int parse_races(xmlDocPtr doc)
     if (xml_bvalue(node, "irongolem", false))
       rc->flags |= RCF_IRONGOLEM;
 
-    if (xml_bvalue(node, "giveitem", false))
+    if (xml_bvalue(node, "giveitem", false)) {
-      rc->ec_flags |= GIVEITEM;
+        rc->flags |= RCF_NOGIVE;
+    }
     if (xml_bvalue(node, "giveperson", false))
       rc->ec_flags |= GIVEPERSON;
     if (xml_bvalue(node, "giveunit", false))

src/laws.c

@@ -138,9 +138,7 @@ static void checkorders(void)
 
 static bool help_money(const unit * u)
 {
-  if (u_race(u)->ec_flags & GIVEITEM)
+    return !fval(u_race(u), RCF_NOGIVE);
-    return true;
-  return false;
 }
 
 static void help_feed(unit * donor, unit * u, int *need_p)
@@ -3263,7 +3261,7 @@ static building *age_building(building * b)
     bt_blessed = bt_find("blessedstonecircle");
     ct_astralblock = ct_find("astralblock");
 
-  /* blesses stone circles create an astral protection in the astral region 
+  /* blessed stone circles create an astral protection in the astral region 
    * above the shield, which prevents chaos suction and other spells. 
    * The shield is created when a magician enters the blessed stone circle,
    * and lasts for as long as his skill level / 2 is, at no mana cost.
@@ -3279,7 +3277,7 @@ static building *age_building(building * b)
      * find out if there's a magician in there. */
     for (u = r->units; u; u = u->next) {
       if (b == u->building && inside_building(u)) {
-        if (!(u_race(u)->ec_flags & GIVEITEM) == 0) {
+        if (!fval(u_race(u), RCF_NOGIVE)) {
           int n, unicorns = 0;
           for (n = 0; n != u->number; ++n) {
             if (chance(0.02)) {
@@ -4041,7 +4039,7 @@ int pay_cmd(unit * u, struct order *ord)
 
 int reserve_cmd(unit * u, struct order *ord)
 {
-  if (u->number > 0 && (urace(u)->ec_flags & GETITEM)) {
+  if (u->number > 0 && (u_race(u)->ec_flags & GETITEM)) {
     int use, count;
     const resource_type *rtype;
     const char *s;