/usr/include/freehdl/vaul-ref.h is in libfreehdl0-dev 0.0.8-2.2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 | /* reference counting
Copyright (C) 1994-1997 University of Dortmund
Department of Electrical Engineering, AG SIV
VAUL is free software; you can redistribute it and/or modify it
under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
VAUL 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 Library General
Public License for more details.
You should have received a copy of the GNU Library General Public
License along with VAUL; see the file COPYING.LIB. If not, write
to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
Boston, MA 02111-1307 USA.
*/
#ifndef FREEHDL_VAUL_REF_H
#define FREEHDL_VAUL_REF_H
typedef void vaul_weak_notify (void *data);
struct vaul_ref {
vaul_ref();
virtual ~vaul_ref();
void retain();
void release();
void retain_weak (vaul_weak_notify *notify, void *data);
void release_weak (vaul_weak_notify *notify, void *data);
unsigned long get_ref_count () { return ref_count; }
private:
unsigned int ref_count;
struct weak {
weak *link;
vaul_weak_notify *notify;
void *data;
};
weak *weaks;
};
inline void retain_ref (vaul_ref *r) { if (r) r->retain(); }
inline void release_ref (vaul_ref *r) { if (r) r->release(); }
#endif
|