1 files changed, 69 insertions, 0 deletions
diff --git a/posix/JackPosixSemaphore.h b/posix/JackPosixSemaphore.h
new file mode 100644
index 00000000..8b97691d
--- /dev/null
+++ b/posix/JackPosixSemaphore.h
@@ -0,0 +1,69 @@
+/*
+Copyright (C) 2004-2008 Grame
+
+This program 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.
+
+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 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, write to the Free Software 
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+*/
+
+#ifndef __JackPosixSemaphore__
+#define __JackPosixSemaphore__
+
+#include "JackSynchro.h"
+#include "JackCompilerDeps.h"
+#include <semaphore.h>
+#include <time.h>
+#include <assert.h>
+
+namespace Jack
+{
+
+/*!
+\brief Inter process synchronization using POSIX semaphore.
+*/
+
+class EXPORT JackPosixSemaphore : public detail::JackSynchro
+{
+
+    private:
+
+        sem_t* fSemaphore;
+
+    protected:
+
+        void BuildName(const char* name, const char* server_name, char* res);
+
+    public:
+
+        JackPosixSemaphore(): fSemaphore(NULL)
+        {}
+
+        bool Signal();
+        bool SignalAll();
+        bool Wait();
+        bool TimedWait(long usec);
+
+        bool Allocate(const char* name, const char* server_name, int value);
+        bool Connect(const char* name, const char* server_name);
+        bool ConnectInput(const char* name, const char* server_name);
+        bool ConnectOutput(const char* name, const char* server_name);
+        bool Disconnect();
+        void Destroy();
+};
+
+} // end of namespace
+
+
+#endif
+