From 470a054c061bbe8d3ec9160a52f79f6314bfa86a Mon Sep 17 00:00:00 2001
From: tron <tron@openttd.org>
Date: Sat, 28 Oct 2006 11:43:56 +0000
Subject: (svn r6982) Use the pool macros for the Sign pool

---
 oldloader.c |  2 +-
 openttd.c   |  2 +-
 signs.c     | 20 +++++++-------------
 signs.h     | 20 ++------------------
 4 files changed, 11 insertions(+), 33 deletions(-)

diff --git a/oldloader.c b/oldloader.c
index 65a03767a..d9faba895 100644
--- a/oldloader.c
+++ b/oldloader.c
@@ -1245,7 +1245,7 @@ static const OldChunks sign_chunk[] = {
 
 static bool LoadOldSign(LoadgameState *ls, int num)
 {
-	if (!AddBlockIfNeeded(&_sign_pool, num))
+	if (!AddBlockIfNeeded(&_Sign_pool, num))
 		error("Signs: failed loading savegame: too many signs");
 
 	return LoadChunk(ls, GetSign(num), sign_chunk);
diff --git a/openttd.c b/openttd.c
index ba19bbf3e..ca41e23e5 100644
--- a/openttd.c
+++ b/openttd.c
@@ -258,7 +258,7 @@ static void UnInitializeDynamicVariables(void)
 	CleanPool(&_Industry_pool);
 	CleanPool(&_station_pool);
 	CleanPool(&_Vehicle_pool);
-	CleanPool(&_sign_pool);
+	CleanPool(&_Sign_pool);
 	CleanPool(&_Order_pool);
 
 	free((void*)_town_sort);
diff --git a/signs.c b/signs.c
index f6d796d52..7c7c85f32 100644
--- a/signs.c
+++ b/signs.c
@@ -12,12 +12,6 @@
 
 static Sign *_new_sign;
 
-enum {
-	/* Max signs: 64000 (4 * 16000) */
-	SIGN_POOL_BLOCK_SIZE_BITS = 2,       /* In bits, so (1 << 2) == 4 */
-	SIGN_POOL_MAX_BLOCKS      = 16000,
-};
-
 /**
  * Called if a new block is added to the sign-pool
  */
@@ -27,11 +21,11 @@ static void SignPoolNewBlock(uint start_item)
 
 	/* We don't use FOR_ALL here, because FOR_ALL skips invalid items.
 	 * TODO - This is just a temporary stage, this will be removed. */
-	for (si = GetSign(start_item); si != NULL; si = (si->index + 1 < GetSignPoolSize()) ? GetSign(si->index + 1) : NULL) si->index = start_item++;
+	for (si = GetSign(start_item); si != NULL; si = (si->index + 1U < GetSignPoolSize()) ? GetSign(si->index + 1U) : NULL) si->index = start_item++;
 }
 
 /* Initialize the sign-pool */
-MemoryPool _sign_pool = { "Signs", SIGN_POOL_MAX_BLOCKS, SIGN_POOL_BLOCK_SIZE_BITS, sizeof(Sign), &SignPoolNewBlock, NULL, 0, 0, NULL };
+DEFINE_POOL(Sign, Sign, SignPoolNewBlock, NULL)
 
 /**
  *
@@ -85,7 +79,7 @@ static Sign *AllocateSign(void)
 
 	/* We don't use FOR_ALL here, because FOR_ALL skips invalid items.
 	 * TODO - This is just a temporary stage, this will be removed. */
-	for (si = GetSign(0); si != NULL; si = (si->index + 1 < GetSignPoolSize()) ? GetSign(si->index + 1) : NULL) {
+	for (si = GetSign(0); si != NULL; si = (si->index + 1U < GetSignPoolSize()) ? GetSign(si->index + 1U) : NULL) {
 		if (!IsValidSign(si)) {
 			uint index = si->index;
 
@@ -97,7 +91,7 @@ static Sign *AllocateSign(void)
 	}
 
 	/* Check if we can add a block to the pool */
-	if (AddBlockToPool(&_sign_pool))
+	if (AddBlockToPool(&_Sign_pool))
 		return AllocateSign();
 
 	return NULL;
@@ -227,8 +221,8 @@ void PlaceProc_Sign(TileIndex tile)
  */
 void InitializeSigns(void)
 {
-	CleanPool(&_sign_pool);
-	AddBlockToPool(&_sign_pool);
+	CleanPool(&_Sign_pool);
+	AddBlockToPool(&_Sign_pool);
 }
 
 static const SaveLoad _sign_desc[] = {
@@ -268,7 +262,7 @@ static void Load_SIGN(void)
 	while ((index = SlIterateArray()) != -1) {
 		Sign *si;
 
-		if (!AddBlockIfNeeded(&_sign_pool, index))
+		if (!AddBlockIfNeeded(&_Sign_pool, index))
 			error("Signs: failed loading savegame: too many signs");
 
 		si = GetSign(index);
diff --git a/signs.h b/signs.h
index 8ae34f52e..bfcf9d95a 100644
--- a/signs.h
+++ b/signs.h
@@ -16,23 +16,7 @@ typedef struct Sign {
 	SignID       index;
 } Sign;
 
-extern MemoryPool _sign_pool;
-
-/**
- * Get the pointer to the sign with index 'index'
- */
-static inline Sign *GetSign(SignID index)
-{
-	return (Sign *)GetItemFromPool(&_sign_pool, index);
-}
-
-/**
- * Get the current size of the SignPool
- */
-static inline uint16 GetSignPoolSize(void)
-{
-	return _sign_pool.total_items;
-}
+DECLARE_POOL(Sign, Sign, 2, 16000)
 
 static inline SignID GetSignArraySize(void)
 {
@@ -65,7 +49,7 @@ static inline void DeleteSign(Sign *si)
 	si->str = STR_NULL;
 }
 
-#define FOR_ALL_SIGNS_FROM(ss, start) for (ss = GetSign(start); ss != NULL; ss = (ss->index + 1 < GetSignPoolSize()) ? GetSign(ss->index + 1) : NULL) if (IsValidSign(ss))
+#define FOR_ALL_SIGNS_FROM(ss, start) for (ss = GetSign(start); ss != NULL; ss = (ss->index + 1U < GetSignPoolSize()) ? GetSign(ss->index + 1U) : NULL) if (IsValidSign(ss))
 #define FOR_ALL_SIGNS(ss) FOR_ALL_SIGNS_FROM(ss, 0)
 
 VARDEF bool _sign_sort_dirty;
-- 
cgit v1.2.3-70-g09d2