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Diffstat (limited to 'lib/windows-mutex.h')
| -rw-r--r-- | lib/windows-mutex.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/lib/windows-mutex.h b/lib/windows-mutex.h new file mode 100644 index 0000000..748b988 --- /dev/null +++ b/lib/windows-mutex.h @@ -0,0 +1,51 @@ +/* Plain mutexes (native Windows implementation). + Copyright (C) 2005-2020 Free Software Foundation, Inc. + + 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 3, 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, see <https://www.gnu.org/licenses/>. */ + +/* Written by Bruno Haible <bruno@clisp.org>, 2005. + Based on GCC's gthr-win32.h. */ + +#ifndef _WINDOWS_MUTEX_H +#define _WINDOWS_MUTEX_H + +#define WIN32_LEAN_AND_MEAN /* avoid including junk */ +#include <windows.h> + +#include "windows-initguard.h" + +typedef struct + { + glwthread_initguard_t guard; /* protects the initialization */ + CRITICAL_SECTION lock; + } + glwthread_mutex_t; + +#define GLWTHREAD_MUTEX_INIT { GLWTHREAD_INITGUARD_INIT } + +#ifdef __cplusplus +extern "C" { +#endif + +extern void glwthread_mutex_init (glwthread_mutex_t *mutex); +extern int glwthread_mutex_lock (glwthread_mutex_t *mutex); +extern int glwthread_mutex_trylock (glwthread_mutex_t *mutex); +extern int glwthread_mutex_unlock (glwthread_mutex_t *mutex); +extern int glwthread_mutex_destroy (glwthread_mutex_t *mutex); + +#ifdef __cplusplus +} +#endif + +#endif /* _WINDOWS_MUTEX_H */ |