Structurize locatiuon info.

actions.c

@@ -303,11 +303,11 @@ static phase_codes_t vcarry(verb_t verb, obj_t obj)
 {
     if (obj == INTRANSITIVE) {
         /*  Carry, no object given yet.  OK if only one object present. */
-        if (game.atloc[game.loc] == NO_OBJECT ||
+        if (game.locs[game.loc].atloc == NO_OBJECT ||
-            game.link[game.atloc[game.loc]] != 0 ||
+            game.link[game.locs[game.loc].atloc] != 0 ||
             atdwrf(game.loc) > 0)
             return GO_UNKNOWN;
-        obj = game.atloc[game.loc];
+        obj = game.locs[game.loc].atloc;
     }
 
     if (TOTING(obj)) {

advent.h

@@ -182,8 +182,10 @@ struct game_t {
     turn_t trnluz;               // # points lost so far due to turns used
     turn_t turns;                // counts commands given (ignores yes/no)
     char zzword[TOKLEN + 1];     // randomly generated magic word from bird
-    int abbrev[NLOCATIONS + 1];  // has location been seen?
+    struct {
-    int atloc[NLOCATIONS + 1];   // head of object linked list per location
+	int abbrev;              // has location been seen?
+	int atloc;               // head of object linked list per location
+    } locs[NLOCATIONS + 1];
     struct {
 	int seen;                // true if dwarf has seen him
 	loc_t loc;               // location of dwarves, initially hard-wired in

init.c

@@ -64,7 +64,7 @@ int initialise(void)
         }
     }
 
-    /*  Set up the game.atloc and game.link arrays.
+    /*  Set up the game.locs atloc and game.link arrays.
      *  We'll use the DROP subroutine, which prefaces new objects on the
      *  lists.  Since we want things in the other order, we'll run the
      *  loop backwards.  If the object is in two locs, we drop it twice.

main.c

@@ -131,9 +131,9 @@ static void checkhints(void)
                     game.hintlc[hint] = 0;
                     return;
                 case 3:	/* maze */
-                    if (game.atloc[game.loc] == NO_OBJECT &&
+                    if (game.locs[game.loc].atloc == NO_OBJECT &&
-                        game.atloc[game.oldloc] == NO_OBJECT &&
+                        game.locs[game.oldloc].atloc == NO_OBJECT &&
-                        game.atloc[game.oldlc2] == NO_OBJECT &&
+                        game.locs[game.oldlc2].atloc == NO_OBJECT &&
                         game.holdng > 1)
                         break;
                     game.hintlc[hint] = 0;
@@ -151,9 +151,9 @@ static void checkhints(void)
                     game.hintlc[hint] = 0;
                     return;
                 case 7:	/* woods */
-                    if (game.atloc[game.loc] == NO_OBJECT &&
+                    if (game.locs[game.loc].atloc == NO_OBJECT &&
-                        game.atloc[game.oldloc] == NO_OBJECT &&
+                        game.locs[game.oldloc].atloc == NO_OBJECT &&
-                        game.atloc[game.oldlc2] == NO_OBJECT)
+                        game.locs[game.oldlc2].atloc == NO_OBJECT)
                         break;
                     return;
                 case 8:	/* ogre */
@@ -458,7 +458,7 @@ static void describe_location(void)
 {
     const char* msg = locations[game.loc].description.small;
 
-    if (MOD(game.abbrev[game.loc], game.abbnum) == 0 || msg == NO_MESSAGE)
+    if (MOD(game.locs[game.loc].abbrev, game.abbnum) == 0 || msg == NO_MESSAGE)
         msg = locations[game.loc].description.big;
 
     if (!FORCED(game.loc) && DARK(game.loc)) {
@@ -551,7 +551,7 @@ static void playermove(int motion)
             rspeak(NO_MORE_DETAIL);
         ++game.detail;
         game.wzdark = false;
-        game.abbrev[game.loc] = 0;
+        game.locs[game.loc].abbrev = 0;
         return;
     } else if (motion == CAVE) {
         /*  Cave.  Different messages depending on whether above ground. */
@@ -910,8 +910,8 @@ static void listobjects(void)
  *  get full score. */
 {
     if (!DARK(game.loc)) {
-        ++game.abbrev[game.loc];
+        ++game.locs[game.loc].abbrev;
-        for (int i = game.atloc[game.loc]; i != 0; i = game.link[i]) {
+        for (int i = game.locs[game.loc].atloc; i != 0; i = game.link[i]) {
             obj_t obj = i;
             if (obj > NOBJECTS)
                 obj = obj - NOBJECTS;

misc.c

@@ -581,7 +581,7 @@ void move(obj_t object, loc_t where)
 /*  Place any object anywhere by picking it up and dropping it.  May
  *  already be toting, in which case the carry is a no-op.  Mustn't
  *  pick up objects which are not at any loc, since carry wants to
- *  remove objects from game.atloc chains. */
+ *  remove objects from game atloc chains. */
 {
     loc_t from;
 
@@ -625,11 +625,11 @@ void carry(obj_t object, loc_t where)
         if (object != BIRD)
             ++game.holdng;
     }
-    if (game.atloc[where] == object) {
+    if (game.locs[where].atloc == object) {
-        game.atloc[where] = game.link[object];
+        game.locs[where].atloc = game.link[object];
         return;
     }
-    temp = game.atloc[where];
+    temp = game.locs[where].atloc;
     while (game.link[temp] != object) {
         temp = game.link[temp];
     }
@@ -637,7 +637,7 @@ void carry(obj_t object, loc_t where)
 }
 
 void drop(obj_t object, loc_t where)
-/*  Place an object at a given loc, prefixing it onto the game.atloc list.  Decr
+/*  Place an object at a given loc, prefixing it onto the game atloc list.  Decr
  *  game.holdng if the object was being toted. No state change on the object. */
 {
     if (object > NOBJECTS)
@@ -656,8 +656,8 @@ void drop(obj_t object, loc_t where)
     }
     if (where == LOC_NOWHERE || where == CARRIED)
         return;
-    game.link[object] = game.atloc[where];
+    game.link[object] = game.locs[where].atloc;
-    game.atloc[where] = object;
+    game.locs[where].atloc = object;
 }
 
 int atdwrf(loc_t where)

saveresume.c

@@ -109,7 +109,7 @@ int resume(void)
 #endif
     FILE *fp = NULL;
 
-    if (game.loc != LOC_START || game.abbrev[LOC_START] != 1) {
+    if (game.loc != LOC_START || game.locs[LOC_START].abbrev != 1) {
         rspeak(RESUME_ABANDON);
         if (!yes_or_no(arbitrary_messages[THIS_ACCEPTABLE], arbitrary_messages[OK_MAN], arbitrary_messages[OK_MAN]))
             return GO_CLEAROBJ;
@@ -258,7 +258,7 @@ bool is_valid(struct game_t valgame)
 
     /* Check that values in linked lists for objects in locations are inside bounds */
     for (loc_t loc = LOC_NOWHERE; loc <= NLOCATIONS; loc++) {
-        if (valgame.atloc[loc] < NO_OBJECT || valgame.atloc[loc] > NOBJECTS * 2) {
+        if (valgame.locs[loc].atloc < NO_OBJECT || valgame.locs[loc].atloc > NOBJECTS * 2) {
             return false;	// LCOV_EXCL_LINE
         }
     }