internal bool removeFromSharingList()
{
#if !SQLITE_OMIT_SHARED_CACHE
MutexEx pMaster;
BtShared list;
bool removed = false;
Debug.Assert(MutexEx.NotHeld(Mutex));
pMaster = MutexEx.Alloc(MUTEX.STATIC_MASTER);
MutexEx.Enter(pMaster);
nRef--;
if (nRef <= 0)
{
if (SysEx.getGLOBAL <BtShared>(Btree.s_sqlite3SharedCacheList) == this)
{
SysEx.setGLOBAL <BtShared>(Btree.s_sqlite3SharedCacheList, Next);
}
else
{
list = SysEx.getGLOBAL <BtShared>(Btree.s_sqlite3SharedCacheList);
while (Check.ALWAYS(list) != null && list.Next != this)
{
list = list.Next;
}
if (Check.ALWAYS(list) != null)
{
list.Next = Next;
}
}
if (MutexEx.SQLITE_THREADSAFE)
{
MutexEx.Free(Mutex);
}
removed = true;
}
MutexEx.Leave(pMaster);
return(removed);
#else
return(true);
#endif
}
