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/* RAII wrapper around obstack.
Copyright (C) 2024-2025 Free Software Foundation, Inc.
Contributed by David Malcolm <dmalcolm@redhat.com>.
This file is part of GCC.
GCC 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 3, or (at your option)
any later version.
GCC 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 GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#ifndef GCC_AUTO_OBSTACK_H
#define GCC_AUTO_OBSTACK_H
/* RAII wrapper around obstack. */
struct auto_obstack
{
auto_obstack ()
{
obstack_init (&m_obstack);
}
~auto_obstack ()
{
obstack_free (&m_obstack, NULL);
}
operator obstack & () { return m_obstack; }
void grow (const void *src, size_t length)
{
obstack_grow (&m_obstack, src, length);
}
void *object_base () const
{
return m_obstack.object_base;
}
size_t object_size () const
{
return obstack_object_size (&m_obstack);
}
obstack m_obstack;
};
#endif /* GCC_AUTO_OBSTACK_H */
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