void RString::CloneString(void)
{
//takes the current string (presumably shared) and makes a new copy of it,
//setting _this_ CBaseStr to it
SetRefCount(RefCount()-1);
char *nstring = new char[StrLen()+2];
nstring++;
strcpy(nstring,myString);
myString = nstring;
SetRefCount(0);
}
bool BackupStoreRefCountDatabase::RemoveReference(int64_t ObjectID)
{
refcount_t refcount = GetRefCount(ObjectID); // must exist in database
ASSERT(refcount > 0);
refcount--;
SetRefCount(ObjectID, refcount);
return (refcount > 0);
}
void CMapLocation::load(IReader &stream)
{
u16 c = stream.r_u16();
xr_string hint;
stream.r_stringZ(hint);
SetHint (hint.c_str());
SetRefCount (c);
m_flags.flags = stream.r_u32 ();
}
void RString::Clone(RString& clone_to)
{
/* makes shared copy */
clone_to.SafeDealloc();
if(!myString)
return (void)(clone_to.myString = NULL);
if(RefCount() > 250)
CloneString();
SetRefCount(RefCount() == 0 ? 2 : RefCount() + 1);
clone_to.myString = myString;
return;
}
RString& RString::operator +=(const char *str)
{
if(!str)
return *this;
char *nstring = new char[StrLen() + strlen(str) + 2];
nstring++;
*nstring = '\0';
if(myString)
strcpy(nstring, myString);
strcat(nstring, str);
SafeDealloc();
myString = nstring;
SetRefCount(0);
return *this;
}
void RString::SafeDealloc(void)
{
if(!myString)
return;
if(RefCount() > 0)
{
SetRefCount(RefCount() - 1);
myString = NULL;
return;
}
//hack
int i;
if((int *)myString > &i)
return;
myString--;
delete[] myString;
}
void BackupStoreRefCountDatabase::AddReference(int64_t ObjectID)
{
refcount_t refcount;
if (ObjectID > GetLastObjectIDUsed())
{
// new object, assume no previous references
refcount = 0;
}
else
{
// read previous value from database
refcount = GetRefCount(ObjectID);
}
refcount++;
SetRefCount(ObjectID, refcount);
}
RString::RString(const RString& nStr)
{
/* copy constructor called by RString new = me*/
myString = nStr.myString;
SetRefCount(RefCount()+1);
}
