/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkAutoInit.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef vtkAutoInit_h
#define vtkAutoInit_h

#include "vtkDebugLeaksManager.h" // DebugLeaks exists longer.
#include "vtkTimeStamp.h" // Here so that TimeStamp Schwarz initializer works

#define VTK_MODULE_AUTOINIT VTK_AUTOINIT

#define VTK_AUTOINIT(M) VTK_AUTOINIT0(M,M##_AUTOINIT)
#define VTK_AUTOINIT0(M,T) VTK_AUTOINIT1(M,T)
#define VTK_AUTOINIT1(M, T)                                                    \
  /* Declare every <mod>_AutoInit_Construct function.  */                      \
  VTK_AUTOINIT_DECLARE_##T namespace {                                         \
    static struct M##_AutoInit {                                               \
      /* Call every <mod>_AutoInit_Construct during initialization.  */        \
      M##_AutoInit() { VTK_AUTOINIT_CONSTRUCT_##T }                            \
    } M##_AutoInit_Instance;                                                   \
  }

#define VTK_AUTOINIT_DECLARE_0()
#define VTK_AUTOINIT_DECLARE_1(t1) VTK_AUTOINIT_DECLARE_0() VTK_AUTOINIT_DECLARE(t1)
#define VTK_AUTOINIT_DECLARE_2(t1,t2) VTK_AUTOINIT_DECLARE_1(t1) VTK_AUTOINIT_DECLARE(t2)
#define VTK_AUTOINIT_DECLARE_3(t1,t2,t3) VTK_AUTOINIT_DECLARE_2(t1,t2) VTK_AUTOINIT_DECLARE(t3)
#define VTK_AUTOINIT_DECLARE_4(t1,t2,t3,t4) VTK_AUTOINIT_DECLARE_3(t1,t2,t3) VTK_AUTOINIT_DECLARE(t4)
#define VTK_AUTOINIT_DECLARE_5(t1,t2,t3,t4,t5) VTK_AUTOINIT_DECLARE_4(t1,t2,t3,t4) VTK_AUTOINIT_DECLARE(t5)
#define VTK_AUTOINIT_DECLARE_6(t1,t2,t3,t4,t5,t6) VTK_AUTOINIT_DECLARE_5(t1,t2,t3,t4,t5) VTK_AUTOINIT_DECLARE(t6)
#define VTK_AUTOINIT_DECLARE_7(t1,t2,t3,t4,t5,t6,t7) VTK_AUTOINIT_DECLARE_6(t1,t2,t3,t4,t5,t6) VTK_AUTOINIT_DECLARE(t7)
#define VTK_AUTOINIT_DECLARE_8(t1,t2,t3,t4,t5,t6,t7,t8) VTK_AUTOINIT_DECLARE_7(t1,t2,t3,t4,t5,t6,t7) VTK_AUTOINIT_DECLARE(t8)
#define VTK_AUTOINIT_DECLARE_9(t1,t2,t3,t4,t5,t6,t7,t8,t9) VTK_AUTOINIT_DECLARE_8(t1,t2,t3,t4,t5,t6,t7,t8) VTK_AUTOINIT_DECLARE(t9)
#define VTK_AUTOINIT_DECLARE(M) \
  void M##_AutoInit_Construct();

#define VTK_AUTOINIT_CONSTRUCT_0()
#define VTK_AUTOINIT_CONSTRUCT_1(t1) VTK_AUTOINIT_CONSTRUCT_0() VTK_AUTOINIT_CONSTRUCT(t1)
#define VTK_AUTOINIT_CONSTRUCT_2(t1,t2) VTK_AUTOINIT_CONSTRUCT_1(t1) VTK_AUTOINIT_CONSTRUCT(t2)
#define VTK_AUTOINIT_CONSTRUCT_3(t1,t2,t3) VTK_AUTOINIT_CONSTRUCT_2(t1,t2) VTK_AUTOINIT_CONSTRUCT(t3)
#define VTK_AUTOINIT_CONSTRUCT_4(t1,t2,t3,t4) VTK_AUTOINIT_CONSTRUCT_3(t1,t2,t3) VTK_AUTOINIT_CONSTRUCT(t4)
#define VTK_AUTOINIT_CONSTRUCT_5(t1,t2,t3,t4,t5) VTK_AUTOINIT_CONSTRUCT_4(t1,t2,t3,t4) VTK_AUTOINIT_CONSTRUCT(t5)
#define VTK_AUTOINIT_CONSTRUCT_6(t1,t2,t3,t4,t5,t6) VTK_AUTOINIT_CONSTRUCT_5(t1,t2,t3,t4,t5) VTK_AUTOINIT_CONSTRUCT(t6)
#define VTK_AUTOINIT_CONSTRUCT_7(t1,t2,t3,t4,t5,t6,t7) VTK_AUTOINIT_CONSTRUCT_6(t1,t2,t3,t4,t5,t6) VTK_AUTOINIT_CONSTRUCT(t7)
#define VTK_AUTOINIT_CONSTRUCT_8(t1,t2,t3,t4,t5,t6,t7,t8) VTK_AUTOINIT_CONSTRUCT_7(t1,t2,t3,t4,t5,t6,t7) VTK_AUTOINIT_CONSTRUCT(t8)
#define VTK_AUTOINIT_CONSTRUCT_9(t1,t2,t3,t4,t5,t6,t7,t8,t9) VTK_AUTOINIT_CONSTRUCT_8(t1,t2,t3,t4,t5,t6,t7,t8) VTK_AUTOINIT_CONSTRUCT(t9)
#define VTK_AUTOINIT_CONSTRUCT(M) \
  M##_AutoInit_Construct();

// Description:
// Initialize the named module, ensuring its object factory is correctly
// registered. This call must be made in global scope in the
// translation unit of your executable (which can include a shared library, but
// will not work as expected in a static library).
//
// @code{.cpp}
// #include "vtkAutoInit.h"
// VTK_MODULE_INIT(vtkRenderingOpenGL2);
// @endcode
//
// The above snippet if included in the global scope will ensure the object
// factories for vtkRenderingOpenGL2 are correctly registered and unregistered.
#define VTK_MODULE_INIT(M)                                                     \
  VTK_AUTOINIT_DECLARE(M) namespace {                                          \
    static struct M##_ModuleInit {                                             \
      /* Call <mod>_AutoInit_Construct during initialization.  */              \
      M##_ModuleInit() { VTK_AUTOINIT_CONSTRUCT(M) }                           \
    } M##_ModuleInit_Instance;                                                 \
  }

#endif
// VTK-HeaderTest-Exclude: vtkAutoInit.h
