void DArray_Erase( DArray *self, daoint start, daoint n )
{
void **buf = self->items.pVoid - self->offset;
daoint rest, locked;
if( start >= self->size ) return;
if( n < 0 ) n = self->size;
if( n > self->size - start ) n = self->size - start;
if( n == 1 ){
if( start == 0 ){
DArray_PopFront( self );
return;
}else if( start == self->size -1 ){
DArray_PopBack( self );
return;
}
}
DArray_DeleteItems( self, start, start+n );
rest = self->size - start - n;
locked = self->type == DAO_DATA_VALUE ? DaoGC_LockArray( self ) : 0;
memmove( self->items.pVoid + start, self->items.pVoid + start + n, rest * sizeof(void*) );
self->size -= n;
if( self->size < 0.5*self->bufsize && self->size + 10 < self->bufsize ){
if( self->offset ) memmove( buf, self->items.pVoid, self->size * sizeof(void*));
self->bufsize = 0.6 * self->bufsize + 1;
self->items.pVoid = (void**) dao_realloc( buf, (self->bufsize+1)*sizeof(void*) );
self->offset = 0;
}
DaoGC_UnlockArray( self, locked );
}
static DaoTaskEvent* DaoCallServer_MakeEvent()
{
DaoTaskEvent *event;
DaoCallServer *server = daoCallServer;
DMutex_Lock( & server->mutex );
event = (DaoTaskEvent*) DArray_PopBack( server->caches );
if( event == NULL ) event = DaoTaskEvent_New();
DMutex_Unlock( & server->mutex );
return event;
}
DaoxDataColumn* DaoxDataFrame_MakeColumn( DaoxDataFrame *self, DaoType *type )
{
DaoxDataColumn *column = (DaoxDataColumn*) DArray_Back( self->caches );
if( self->caches->size ){
DaoxDataColumn_SetType( column, type );
DArray_PopBack( self->caches );
return column;
}
return DaoxDataColumn_New( type );
}