1 files changed, 79 insertions, 0 deletions
diff --git a/mutex/impl/simpleops-mutex-impl-os2.h b/mutex/impl/simpleops-mutex-impl-os2.h
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+++ b/mutex/impl/simpleops-mutex-impl-os2.h
@@ -0,0 +1,79 @@
+/* -*- Mode: c; c-basic-offset: 4; indent-tabs-mode: t; tab-width: 8; -*- */
+/*
+ * Copyright 2010-2011 Andrea Canciani
+ *
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use, copy,
+ * modify, merge, publish, distribute, sublicense, and/or sell copies
+ * of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Author(s): Andrea Canciani <ranma42@gmail.com>
+ */
+
+#ifndef SIMPLEOPS_MUTEX_IMPL_OS2_H
+#define SIMPLEOPS_MUTEX_IMPL_OS2_H
+
+#ifndef SIMPLEOPS_MUTEX_IMPL_H
+#error Private header used directly
+#endif
+
+#if ! SIMPLEOPS_HAVE_MUTEX_IMPL && \
+    __OS2__
+
+#define SIMPLEOPS_HAVE_MUTEX_IMPL 1
+#define SIMPLEOPS_HAVE_MUTEX_IMPL_OS2 1
+
+#define INCL_BASE
+#define INCL_PM
+#include <os2.h>
+
+typedef HMTX simpleops_mutex_t;
+
+static simpleops_always_inline void
+simpleops_mutex_init (simpleops_mutex_t *mutex)
+{
+    DosCreateMutexSem (NULL, mutex, 0L, FALSE);
+}
+
+static simpleops_always_inline void
+simpleops_mutex_init_recursive (simpleops_mutex_t *mutex)
+{
+    DosCreateMutexSem (NULL, mutex, 0L, FALSE);
+}
+
+static simpleops_always_inline void
+simpleops_mutex_fini (simpleops_mutex_t *mutex)
+{
+    DosCloseMutexSem (*mutex);
+}
+
+static simpleops_always_inline void
+simpleops_mutex_lock (simpleops_mutex_t *mutex)
+{
+    DosRequestMutexSem (*mutex, SEM_INDEFINITE_WAIT);
+}
+
+static simpleops_always_inline void
+simpleops_mutex_unlock (simpleops_mutex_t *mutex)
+{
+    DosReleaseMutexSem (*mutex);
+}
+
+#endif
+
+#endif