1// Common/MyInitGuid.h 2 3#ifndef ZIP7_INC_COMMON_MY_INITGUID_H 4#define ZIP7_INC_COMMON_MY_INITGUID_H 5 6/* 7This file must be included only to one C++ file in project before 8declarations of COM interfaces with DEFINE_GUID macro. 9 10Each GUID must be initialized exactly once in project. 11There 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 15Also 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 44DEFINE_GUID(IID_IUnknown, 450x00000000, 0x0000, 0x0000, 0xC0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46); 46#endif 47 48#else // _WIN32 49 50#define INITGUID 51#include "MyGuidDef.h" 52DEFINE_GUID(IID_IUnknown, 530x00000000, 0x0000, 0x0000, 0xC0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46); 54 55#endif // _WIN32 56 57#endif 58