/*
    Copyright 2005-2015 Intel Corporation.  All Rights Reserved.

    This file is part of Threading Building Blocks. Threading Building Blocks is free software;
    you can redistribute it and/or modify it under the terms of the GNU General Public License
    version 2  as  published  by  the  Free Software Foundation.  Threading Building Blocks 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 Threading Building Blocks; if not, write to the
    Free Software Foundation, Inc.,  51 Franklin St,  Fifth Floor,  Boston,  MA 02110-1301 USA

    As a special exception,  you may use this file  as part of a free software library without
    restriction.  Specifically,  if other files instantiate templates  or use macros or inline
    functions from this file, or you compile this file and link it with other files to produce
    an executable,  this file does not by itself cause the resulting executable to be covered
    by the GNU General Public License. This exception does not however invalidate any other
    reasons why the executable file might be covered by the GNU General Public License.
*/

#ifndef _TBB_ITT_NOTIFY
#define _TBB_ITT_NOTIFY

#include "tbb/tbb_stddef.h"

#if DO_ITT_NOTIFY

#if _WIN32||_WIN64
    #ifndef UNICODE
        #define UNICODE
    #endif
#endif /* WIN */

#ifndef INTEL_ITTNOTIFY_API_PRIVATE
#define INTEL_ITTNOTIFY_API_PRIVATE
#endif

#include "tools_api/ittnotify.h"
#include "tools_api/legacy/ittnotify.h"
extern "C" void __itt_fini_ittlib(void);

#if _WIN32||_WIN64
    #undef _T
    #undef __itt_event_create
    #define __itt_event_create __itt_event_createA
#endif /* WIN */


#endif /* DO_ITT_NOTIFY */

#if !ITT_CALLER_NULL
#define ITT_CALLER_NULL ((__itt_caller)0)
#endif

namespace tbb {
//! Unicode support
#if (_WIN32||_WIN64) && !__MINGW32__
    //! Unicode character type. Always wchar_t on Windows.
    /** We do not use typedefs from Windows TCHAR family to keep consistence of TBB coding style. **/
    typedef wchar_t tchar;
    //! Standard Windows macro to markup the string literals. 
    #define _T(string_literal) L ## string_literal
#else /* !WIN */
    typedef char tchar;
    //! Standard Windows style macro to markup the string literals.
    #define _T(string_literal) string_literal
#endif /* !WIN */
} // namespace tbb

#if DO_ITT_NOTIFY
namespace tbb {
    //! Display names of internal synchronization types
    extern const tchar 
            *SyncType_GlobalLock,
            *SyncType_Scheduler;
    //! Display names of internal synchronization components/scenarios
    extern const tchar 
            *SyncObj_SchedulerInitialization,
            *SyncObj_SchedulersList,
            *SyncObj_WorkerLifeCycleMgmt,
            *SyncObj_TaskStealingLoop,
            *SyncObj_WorkerTaskPool,
            *SyncObj_MasterTaskPool,
            *SyncObj_TaskPoolSpinning,
            *SyncObj_Mailbox,
            *SyncObj_TaskReturnList,
            *SyncObj_TaskStream,
            *SyncObj_ContextsList
            ;

    namespace internal {
        void __TBB_EXPORTED_FUNC itt_set_sync_name_v3( void* obj, const tchar* name); 

    } // namespace internal

} // namespace tbb

// const_cast<void*>() is necessary to cast off volatility
#define ITT_NOTIFY(name,obj)            __itt_notify_##name(const_cast<void*>(static_cast<volatile void*>(obj)))
#define ITT_THREAD_SET_NAME(name)       __itt_thread_set_name(name)
#define ITT_FINI_ITTLIB()               __itt_fini_ittlib()
#define ITT_SYNC_CREATE(obj, type, name) __itt_sync_create((void*)(obj), type, name, 2)
#define ITT_SYNC_RENAME(obj, name)      __itt_sync_rename(obj, name)
#define ITT_STACK_CREATE(obj)           obj = __itt_stack_caller_create()
#if __TBB_TASK_GROUP_CONTEXT
#define ITT_STACK(precond, name, obj)   (precond) ? __itt_stack_##name(obj) : ((void)0);
#else
#define ITT_STACK(precond, name, obj)      ((void)0)
#endif /* !__TBB_TASK_GROUP_CONTEXT */

#else /* !DO_ITT_NOTIFY */

#define ITT_NOTIFY(name,obj)            ((void)0)
#define ITT_THREAD_SET_NAME(name)       ((void)0)
#define ITT_FINI_ITTLIB()               ((void)0)
#define ITT_SYNC_CREATE(obj, type, name) ((void)0)
#define ITT_SYNC_RENAME(obj, name)      ((void)0)
#define ITT_STACK_CREATE(obj)           ((void)0)
#define ITT_STACK(precond, name, obj)   ((void)0)

#endif /* !DO_ITT_NOTIFY */

namespace tbb {
namespace internal {
int __TBB_load_ittnotify();
}}

#endif /* _TBB_ITT_NOTIFY */
