VC_ATL

// This is a part of the Active Template Library. // Copyright (C) 1996-1998 Microsoft Corporation // All rights reserved. // // This source code is only intended as a supplement to the // Active Template Library Reference and related // electronic documentation provided with the library. // See these sources for detailed information regarding the // Active Template Library product. #ifndef __ATLBASE_H__ #error atlimpl.cpp requires atlbase.h to be included first #endif ///////////////////////////////////////////////////////////////////////////// // Minimize CRT // Specify DllMain as EntryPoint // Turn off exception handling // Define _ATL_MIN_CRT #ifdef _ATL_MIN_CRT ///////////////////////////////////////////////////////////////////////////// // Startup Code #if defined(_WINDLL) || defined(_USRDLL) // Declare DllMain extern "C" BOOL WINAPI DllMain(HANDLE hDllHandle, DWORD dwReason, LPVOID lpReserved); extern "C" BOOL WINAPI _DllMainCRTStartup(HANDLE hDllHandle, DWORD dwReason, LPVOID lpReserved) { return DllMain(hDllHandle, dwReason, lpReserved); } #else // wWinMain is not defined in winbase.h. extern "C" int WINAPI wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPWSTR lpCmdLine, int nShowCmd); #define SPACECHAR _T(' ') #define DQUOTECHAR _T('\"') #ifdef _UNICODE extern "C" void wWinMainCRTStartup() #else // _UNICODE extern "C" void WinMainCRTStartup() #endif // _UNICODE { LPTSTR lpszCommandLine = ::GetCommandLine(); if(lpszCommandLine == NULL) ::ExitProcess((UINT)-1); // Skip past program name (first token in command line). // Check for and handle quoted program name. if(*lpszCommandLine == DQUOTECHAR) { // Scan, and skip over, subsequent characters until // another double-quote or a null is encountered. do { lpszCommandLine = ::CharNext(lpszCommandLine); } while((*lpszCommandLine != DQUOTECHAR) && (*lpszCommandLine != _T('\0'))); // If we stopped on a double-quote (usual case), skip over it. if(*lpszCommandLine == DQUOTECHAR) lpszCommandLine = ::CharNext(lpszCommandLine); } else { while(*lpszCommandLine > SPACECHAR) lpszCommandLine = ::CharNext(lpszCommandLine); } // Skip past any white space preceeding the second token. while(*lpszCommandLine && (*lpszCommandLine <= SPACECHAR)) lpszCommandLine = ::CharNext(lpszCommandLine); STARTUPINFO StartupInfo; StartupInfo.dwFlags = 0; ::GetStartupInfo(&StartupInfo); int nRet = _tWinMain(::GetModuleHandle(NULL), NULL, lpszCommandLine, (StartupInfo.dwFlags & STARTF_USESHOWWINDOW) ? StartupInfo.wShowWindow : SW_SHOWDEFAULT); ::ExitProcess((UINT)nRet); } #endif // defined(_WINDLL) | defined(_USRDLL) ///////////////////////////////////////////////////////////////////////////// // Heap Allocation #ifndef _DEBUG #ifndef _MERGE_PROXYSTUB //rpcproxy.h does the same thing as this int __cdecl _purecall() { DebugBreak(); return 0; } #endif #if !defined(_M_ALPHA) && !defined(_M_PPC) //RISC always initializes floating point and always defines _fltused extern "C" const int _fltused = 0; #endif static const int nExtraAlloc = 8; static const int nOffsetBlock = nExtraAlloc/sizeof(HANDLE); void* __cdecl malloc(size_t n) { void* pv = NULL; #ifndef _ATL_NO_MP_HEAP if (_Module.m_phHeaps == NULL) #endif { pv = (HANDLE*) HeapAlloc(_Module.m_hHeap, 0, n); } #ifndef _ATL_NO_MP_HEAP else { // overallocate to remember the heap handle int nHeap = _Module.m_nHeap++; HANDLE hHeap = _Module.m_phHeaps[nHeap & _Module.m_dwHeaps]; HANDLE* pBlock = (HANDLE*) HeapAlloc(hHeap, 0, n + nExtraAlloc); if (pBlock != NULL) { *pBlock = hHeap; pv = (void*)(pBlock + nOffsetBlock); } else pv = NULL; } #endif return pv; } void* __cdecl calloc(size_t n, size_t s) { return malloc(n*s); } void* __cdecl realloc(void* p, size_t n) { if (p == NULL) return malloc(n); #ifndef _ATL_NO_MP_HEAP if (_Module.m_phHeaps == NULL) #endif return HeapReAlloc(_Module.m_hHeap, 0, p, n); #ifndef _ATL_NO_MP_HEAP else { HANDLE* pHeap = ((HANDLE*)p)-nOffsetBlock; pHeap = (HANDLE*) HeapReAlloc(*pHeap, 0, pHeap, n + nExtraAlloc); return (pHeap != NULL) ? pHeap + nOffsetBlock : NULL; } #endif } void __cdecl free(void* p) { if (p == NULL) return; #ifndef _ATL_NO_MP_HEAP if (_Module.m_phHeaps == NULL) #endif HeapFree(_Module.m_hHeap, 0, p); #ifndef _ATL_NO_MP_HEAP else { HANDLE* pHeap = ((HANDLE*)p)-nOffsetBlock; HeapFree(*pHeap, 0, pHeap); } #endif } void* __cdecl operator new(size_t n) { return malloc(n); } void __cdecl operator delete(void* p) { free(p); } #endif //_DEBUG #endif //_ATL_MIN_CRT