Mercurial > hg > orthanc
view OrthancFramework/Sources/Compatibility.h @ 5115:0a9d36187a91
merge
author | Alain Mazy <am@osimis.io> |
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date | Fri, 02 Dec 2022 15:05:33 +0100 |
parents | 43e613a7756b |
children | 0ea402b4d901 |
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/** * Orthanc - A Lightweight, RESTful DICOM Store * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017-2022 Osimis S.A., Belgium * Copyright (C) 2021-2022 Sebastien Jodogne, ICTEAM UCLouvain, Belgium * * 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 3 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, see * <http://www.gnu.org/licenses/>. **/ #pragma once // Macro "ORTHANC_FORCE_INLINE" forces a function/method to be inlined #if defined(_MSC_VER) # define ORTHANC_FORCE_INLINE __forceinline #elif defined(__GNUC__) || defined(__clang__) || defined(__EMSCRIPTEN__) # define ORTHANC_FORCE_INLINE inline __attribute((always_inline)) #else # error Please support your compiler here #endif // Macro "ORTHANC_DEPRECATED" tags a function as having been deprecated #if (__cplusplus >= 201402L) // C++14 # define ORTHANC_DEPRECATED(f) [[deprecated]] f #elif defined(__GNUC__) || defined(__clang__) # define ORTHANC_DEPRECATED(f) f __attribute__((deprecated)) #elif defined(_MSC_VER) # define ORTHANC_DEPRECATED(f) __declspec(deprecated) f #else # define ORTHANC_DEPRECATED #endif // Macros "ORTHANC_OVERRIDE" and "ORTHANC_FINAL" wrap the "override" // and "final" keywords introduced in C++11, to do compile-time // checking of virtual methods // The __cplusplus macro is broken in Visual Studio up to 15.6 and, in // later versions, require the usage of the /Zc:__cplusplus flag // We thus use an alternate way of checking for 'override' support #ifdef ORTHANC_OVERRIDE_SUPPORTED # error ORTHANC_OVERRIDE_SUPPORTED cannot be defined at this point #endif #if __cplusplus >= 201103L // C++11 # define ORTHANC_OVERRIDE_SUPPORTED 1 #else # ifdef _MSC_VER # if _MSC_VER >= 1600 // Visual Studio 2010 (10.0) # define ORTHANC_OVERRIDE_SUPPORTED 1 # endif # endif #endif #if ORTHANC_OVERRIDE_SUPPORTED // The override keyword (C++11) is enabled # define ORTHANC_OVERRIDE override # define ORTHANC_FINAL final #else // The override keyword (C++11) is not available # define ORTHANC_OVERRIDE # define ORTHANC_FINAL #endif //#define Orthanc_Compatibility_h_STR2(x) #x //#define Orthanc_Compatibility_h_STR1(x) Orthanc_Compatibility_h_STR2(x) //#pragma message("__cplusplus = " Orthanc_Compatibility_h_STR1(__cplusplus)) #if (defined _MSC_VER) //# pragma message("_MSC_VER = " Orthanc_Compatibility_h_STR1(_MSC_VER)) //# pragma message("_MSVC_LANG = " Orthanc_Compatibility_h_STR1(_MSVC_LANG)) // The __cplusplus macro cannot be used in Visual C++ < 1914 (VC++ 15.7) // However, even in recent versions, __cplusplus will only be correct (that is, // correctly defines the supported C++ version) if a special flag is passed to // the compiler ("/Zc:__cplusplus") // To make this header more robust, we use the _MSVC_LANG equivalent macro. // please note that not all C++11 features are supported when _MSC_VER == 1600 // (or higher). This header file can be made for fine-grained, if required, // based on specific _MSC_VER values # if _MSC_VER >= 1600 // Visual Studio 2010 (10.0) # define ORTHANC_Cxx03_DETECTED 0 # else # define ORTHANC_Cxx03_DETECTED 1 # endif #else // of _MSC_VER is not defined, we assume __cplusplus is correctly defined // if __cplusplus is not defined (very old compilers??), then the following // test will compare 0 < 201103L and will be true --> safe. # if __cplusplus < 201103L // C++11 # define ORTHANC_Cxx03_DETECTED 1 # else # define ORTHANC_Cxx03_DETECTED 0 # endif #endif #if ORTHANC_Cxx03_DETECTED == 1 //#pragma message("C++ 11 support is not present.") /** * "std::unique_ptr" was introduced in C++11, and "std::auto_ptr" was * removed in C++17. We emulate "std::auto_ptr" using boost: "The * smart pointer unique_ptr [is] a drop-in replacement for * std::unique_ptr, usable also from C++03 compilers." This is only * available if Boost >= 1.57.0 (from November 2014). * https://www.boost.org/doc/libs/1_57_0/doc/html/move/reference.html#header.boost.move.unique_ptr_hpp **/ #include <boost/move/unique_ptr.hpp> namespace std { template <typename T> class unique_ptr : public boost::movelib::unique_ptr<T> { public: explicit unique_ptr() : boost::movelib::unique_ptr<T>() { } explicit unique_ptr(T* p) : boost::movelib::unique_ptr<T>(p) { } }; } #else //# pragma message("C++ 11 support is present.") # include <memory> #endif