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/* -*- C++ -*- */
/* Copyright (C) 2002 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#ifndef _SP_RCONTEXT_H_
#define _SP_RCONTEXT_H_
class sp_rcontext : public Sql_alloc
{
sp_rcontext(const sp_rcontext &); /* Prevent use of these */
void operator=(sp_rcontext &);
public:
sp_rcontext(uint size)
: m_count(0), m_size(size)
{
m_frame = (Item **)sql_alloc(size * sizeof(Item*));
m_outs = (int *)sql_alloc(size * sizeof(int));
}
~sp_rcontext()
{
// Not needed?
//sql_element_free(m_frame);
}
inline void
push_item(Item *i)
{
if (m_count < m_size)
m_frame[m_count++] = i;
}
inline void
set_item(uint idx, Item *i)
{
if (idx < m_count)
m_frame[idx] = i;
}
inline Item *
get_item(uint idx)
{
return m_frame[idx];
}
inline void
set_oindex(uint idx, int oidx)
{
m_outs[idx] = oidx;
}
inline int
get_oindex(uint idx)
{
return m_outs[idx];
}
private:
uint m_count;
uint m_size;
Item **m_frame;
int *m_outs;
}; // class sp_rcontext : public Sql_alloc
#endif /* _SP_RCONTEXT_H_ */
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