YAML/yaml-cpp/dll.h

0001 #ifndef DLL_H_62B23520_7C8E_11DE_8A39_0800200C9A66
0002 #define DLL_H_62B23520_7C8E_11DE_8A39_0800200C9A66
0003
0004 #if defined(_MSC_VER) ||                                            \
0005     (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
0006      (__GNUC__ >= 4))  // GCC supports "pragma once" correctly since 3.4
0007 #pragma once
0008 #endif
0009
0010 // The following ifdef block is the standard way of creating macros which make
0011 // exporting from a DLL simpler. All files within this DLL are compiled with the
0012 // yaml_cpp_EXPORTS symbol defined on the command line. This symbol should not
0013 // be defined on any project that uses this DLL. This way any other project
0014 // whose source files include this file see YAML_CPP_API functions as being
0015 // imported from a DLL, whereas this DLL sees symbols defined with this macro as
0016 // being exported.
0017 #undef YAML_CPP_API
0018
0019 #ifdef YAML_CPP_DLL      // Using or Building YAML-CPP DLL (definition defined
0020                          // manually)
0021 #ifdef yaml_cpp_EXPORTS  // Building YAML-CPP DLL (definition created by CMake
0022                          // or defined manually)
0023 //  #pragma message( "Defining YAML_CPP_API for DLL export" )
0024 #define YAML_CPP_API __declspec(dllexport)
0025 #else  // yaml_cpp_EXPORTS
0026 //  #pragma message( "Defining YAML_CPP_API for DLL import" )
0027 #define YAML_CPP_API __declspec(dllimport)
0028 #endif  // yaml_cpp_EXPORTS
0029 #else   // YAML_CPP_DLL
0030 #define YAML_CPP_API
0031 #endif  // YAML_CPP_DLL
0032
0033 #endif  // DLL_H_62B23520_7C8E_11DE_8A39_0800200C9A66