Changed itemdb_reload to clear the database before reloading, so it is possible can remove an item from the DB without restarting the server (bugreport:1348)

git-svn-id: https://svn.code.sf.net/p/rathena/svn/trunk@12635 54d463be-8e91-2dee-dedb-b68131a5f0ec

Changelog-Trunk.txt

@@ -4,6 +4,8 @@ AS OF SVN REV. 5091, WE ARE NOW USING TRUNK.  ALL UNTESTED BUGFIXES/FEATURES GO
 IF YOU HAVE A WORKING AND TESTED BUGFIX PUT IT INTO STABLE AS WELL AS TRUNK.
 
 2008/04/22
+	* Changed itemdb_reload to clear the database before reloading, so it is possible
+	  can remove an item from the DB without restarting the server (bugreport:1348) (r12635). [Kevin]
 	* Fixed a "bug" in sv_readdb under windows and cygwin configured as "Unix/binary" for text
 	  files ('\r' is read and empty lines are not skipped) bugreport:1382 bugreport:1401 [Toms]
 2008/04/21

db/item_db.txt

@@ -5,7 +5,7 @@
 //
 // Healing Items
 //=============================================================
-501,Red_Potion,Red Potion,0,50,,70,,,,,0xFFFFFFFF,7,2,,,,,,{ itemheal rand(45,65),0; },{},{}
+501,Red_Potion,Red Potion,0,50,,70,,,,,0xFFFFFFFF,7,2,,,,,,{ itemheal rand(45,65),0; },{},{}`
 502,Orange_Potion,Orange Potion,0,200,,100,,,,,0xFFFFFFFF,7,2,,,,,,{ itemheal rand(105,145),0; },{},{}
 503,Yellow_Potion,Yellow Potion,0,550,,130,,,,,0xFFFFFFFF,7,2,,,,,,{ itemheal rand(175,235),0; },{},{}
 504,White_Potion,White Potion,0,1200,,150,,,,,0xFFFFFFFF,7,2,,,,,,{ itemheal rand(325,405),0; },{},{}

src/map/itemdb.c

@@ -1018,7 +1018,17 @@ static int itemdb_final_sub(DBKey key,void *data,va_list ap)
 
 void itemdb_reload(void)
 {
-	//Just read, the function takes care of freeing scripts.
+
+	int i;
+
+	for( i = 0; i < ARRAYLENGTH(itemdb_array); ++i )
+		if( itemdb_array[i] )
+			destroy_item_data(itemdb_array[i], 1);
+
+	itemdb_other->clear(itemdb_other, itemdb_final_sub);
+
+	memset(itemdb_array, 0, sizeof(itemdb_array));
+
 	itemdb_read();
 }