1 // Common/MyInitGuid.h 2 3 #ifndef ZIP7_INC_COMMON_MY_INITGUID_H 4 #define ZIP7_INC_COMMON_MY_INITGUID_H 5 6 /* 7 This file must be included only to one C++ file in project before 8 declarations of COM interfaces with DEFINE_GUID macro. 9 10 Each GUID must be initialized exactly once in project. 11 There are two different versions of the DEFINE_GUID macro in guiddef.h (MyGuidDef.h): 12 - if INITGUID is not defined: DEFINE_GUID declares an external reference to the symbol name. 13 - if INITGUID is defined: DEFINE_GUID initializes the symbol name to the value of the GUID. 14 15 Also we need IID_IUnknown that is initialized in some file for linking: 16 MSVC: by default the linker uses some lib file that contains IID_IUnknown 17 MinGW: add -luuid switch for linker 18 WinCE: we define IID_IUnknown in this file 19 Other: we define IID_IUnknown in this file 20 */ 21 22 // #include "Common.h" 23 /* vc6 without sdk needs <objbase.h> before <initguid.h>, 24 but it doesn't work in new msvc. 25 So we include full "MyWindows.h" instead of <objbase.h> */ 26 // #include <objbase.h> 27 #include "MyWindows.h" 28 29 #ifdef _WIN32 30 31 #ifdef __clang__ 32 // #pragma GCC diagnostic ignored "-Wmissing-variable-declarations" 33 #endif 34 35 #ifdef UNDER_CE 36 #include <basetyps.h> 37 #endif 38 39 // for vc6 without sdk we must define INITGUID here 40 #define INITGUID 41 #include <initguid.h> 42 43 #ifdef UNDER_CE 44 DEFINE_GUID(IID_IUnknown, 45 0x00000000, 0x0000, 0x0000, 0xC0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46); 46 #endif 47 48 #else // _WIN32 49 50 #define INITGUID 51 #include "MyGuidDef.h" 52 DEFINE_GUID(IID_IUnknown, 53 0x00000000, 0x0000, 0x0000, 0xC0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46); 54 55 #endif // _WIN32 56 57 #endif 58