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/* posic-lock-obj.h - Declaration of the POSIX lock object

   Copyright (C) 2014 g10 Code GmbH

   This file is part of libgpg-error.

   libgpg-error is free software; you can redistribute it and/or

   modify it under the terms of the GNU Lesser General Public License

   as published by the Free Software Foundation; either version 2.1 of

   the License, or (at your option) any later version.

   libgpg-error 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

   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public

   License along with this program; if not, see <https://www.gnu.org/licenses/>.

*/

#ifndef POSIX_LOCK_OBJ_H

#define POSIX_LOCK_OBJ_H

#define LOCK_ABI_NOT_AVAILABLE (-1)

#if USE_POSIX_THREADS

# define LOCK_ABI_VERSION 1

#else

# define LOCK_ABI_VERSION LOCK_ABI_NOT_AVAILABLE

#endif

typedef struct

  long vers;

#if USE_POSIX_THREADS

  union {

    pthread_mutex_t mtx;

    long *dummy;

  } u;

#endif

} _gpgrt_lock_t;

#endif /*POSIX_LOCK_OBJ_H*/