sitkMacro.h

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/*=========================================================================
 *
 *  Copyright NumFOCUS
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
#ifndef sitkMacro_h
#define sitkMacro_h
 
#include <stdint.h>
#include <stddef.h>
#include <cassert>
#include <sstream>
#include <limits>
 
#include "sitkConfigure.h"
 
 
// Setup symbol exports
//
#if defined _WIN32 || defined __CYGWIN__
#  ifdef __GNUC__
#    define SITK_ABI_EXPORT __attribute__((dllexport))
#    define SITK_ABI_IMPORT __attribute__((dllimport))
#    define SITK_ABI_HIDDEN
#  else
#    define SITK_ABI_EXPORT __declspec(dllexport) // Note: actually gcc seems to also supports this syntax.
#    define SITK_ABI_IMPORT __declspec(dllimport) // Note: actually gcc seems to also supports this syntax.
#    define SITK_ABI_HIDDEN
#  endif
#else
#  if __GNUC__ >= 4
#    define SITK_ABI_EXPORT __attribute__((visibility("default")))
#    define SITK_ABI_IMPORT __attribute__((visibility("default")))
#    define SITK_ABI_HIDDEN __attribute__((visibility("hidden")))
#  else
#    define SITK_ABI_EXPORT
#    define SITK_ABI_IMPORT
#    define SITK_ABI_HIDDEN
#  endif
#endif
 
#if defined(SITK_HAS_TEMPLATE_DISAMBIGUATOR_DEPENDENT_NAME)
#  define CLANG_TEMPLATE template
#else
#  define CLANG_TEMPLATE
#endif
 
 
#if !defined(SITK_RETURN_SELF_TYPE_HEADER)
#  define SITK_RETURN_SELF_TYPE_HEADER Self &
#endif
 
namespace itk::simple
{
 
class GenericException;
 
#define sitkExceptionMacro(x)                                                         \
  {                                                                                   \
    std::ostringstream message;                                                       \
    message << "sitk::ERROR: " x;                                                     \
    throw ::itk::simple::GenericException(__FILE__, __LINE__, message.str().c_str()); \
  }
 
#define sitkWarningMacro(x)                                 \
  {                                                         \
    std::ostringstream msg;                                 \
    msg << this->GetName() << " (" << this << "): " x;      \
    itk::OutputWindowDisplayWarningText(msg.str().c_str()); \
  }
 
 
#define sitkDebugMacro(x)                                                       \
  {                                                                             \
    if (this->GetDebug())                                                       \
    {                                                                           \
      std::ostringstream msg;                                                   \
      msg << "Debug: " << this->GetName() << " (" << this << "): " x << "\n\n"; \
      ::itk::OutputWindowDisplayDebugText(msg.str().c_str());                   \
    }                                                                           \
  }
 
#define sitkMacroJoin(X, Y) sitkDoMacroJoin(X, Y)
#define sitkDoMacroJoin(X, Y) sitkDoMacroJoin2(X, Y)
#define sitkDoMacroJoin2(X, Y) X##Y
 
} // namespace itk::simple
 
#define sitkPragma(x) _Pragma(#x)
 
#if defined(__clang__) && defined(__has_warning)
#  define sitkClangDiagnosticPush() sitkPragma(clang diagnostic push)
#  define sitkClangDiagnosticPop() sitkPragma(clang diagnostic pop)
#  define sitkClangWarningIgnore_0(x)
#  define sitkClangWarningIgnore_1(x) sitkPragma(clang diagnostic ignored x)
#  define sitkClangWarningIgnore(x) sitkMacroJoin(sitkClangWarningIgnore_, __has_warning(x))(x)
#else
#  define sitkClangDiagnosticPush()
#  define sitkClangDiagnosticPop()
#  define sitkClangWarningIgnore(x)
#endif
 
 
#endif