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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: DllMain.cpp,v $
* $Revision: 1.9 $
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#define WIN32_LEAN_AND_MEAN
#ifdef _MSC_VER
#pragma warning(push,1) // disable warnings within system headers
#endif
#include <windows.h>
#ifdef _MSC_VER
#pragma warning(pop)
#endif
#include <malloc.h>
#define _MBCS
#include <tchar.h>
HMODULE UWINAPI_BaseAddress = NULL;
const CHAR szUnicowsModuleName[] = "UNICOWS.DLL";
static HMODULE WINAPI _LoadUnicowsLibrary(VOID)
{
CHAR szModulePath[MAX_PATH];
HMODULE hModuleUnicows = NULL;
// First search in the same directory as UWINAPI.DLL was loaded from. This is because
// UWINAPI.DLL not always resides in the same directory as the actual application.
if ( UWINAPI_BaseAddress && GetModuleFileNameA( UWINAPI_BaseAddress, szModulePath, MAX_PATH ) )
{
char *lpLastBkSlash = _tcsrchr( szModulePath, '\\' );
if ( lpLastBkSlash )
{
size_t nParentDirSize = (size_t) (_tcsinc( lpLastBkSlash ) - szModulePath);
LPSTR lpUnicowsModulePath = (LPTSTR)_alloca( nParentDirSize + sizeof(szUnicowsModuleName) );
if ( lpUnicowsModulePath )
{
_tcsncpy( lpUnicowsModulePath, szModulePath, nParentDirSize );
_tcscpy( lpUnicowsModulePath + nParentDirSize, szUnicowsModuleName );
hModuleUnicows = LoadLibraryA( lpUnicowsModulePath );
}
}
}
// Search at the common places
if ( !hModuleUnicows )
hModuleUnicows = LoadLibraryA(szUnicowsModuleName);
return hModuleUnicows;
}
static HMODULE WINAPI LoadUnicowsLibrary(VOID)
{
HMODULE hModuleUnicows;
int idMsg = IDOK;
do
{
hModuleUnicows = _LoadUnicowsLibrary();
if ( !hModuleUnicows )
{
LPVOID lpMsgBuf;
FormatMessageA(
FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL,
ERROR_DLL_NOT_FOUND /* GetLastError() */,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
(LPSTR)&lpMsgBuf,
0,
NULL
);
// Process any inserts in lpMsgBuf.
CHAR szModuleFileName[MAX_PATH];
GetModuleFileNameA( NULL, szModuleFileName, sizeof(szModuleFileName) );
LPSTR lpMessage = (LPSTR)_alloca( strlen( (LPCSTR)lpMsgBuf ) + sizeof(szUnicowsModuleName) + 1 );
strcpy( lpMessage, (LPCSTR)lpMsgBuf );
strcat( lpMessage, "\n" );
strcat( lpMessage, szUnicowsModuleName );
// Free the buffer.
LocalFree( lpMsgBuf );
// Display the string.
idMsg = MessageBoxA( NULL, lpMessage,
szModuleFileName, MB_ABORTRETRYIGNORE | MB_ICONERROR | MB_TASKMODAL );
if ( IDABORT == idMsg )
TerminateProcess( GetCurrentProcess(), 255 );
}
} while ( !hModuleUnicows && IDRETRY == idMsg );
return hModuleUnicows;
}
extern "C" {
FARPROC _PfnLoadUnicows = (FARPROC)LoadUnicowsLibrary;
}
#ifdef __MINGW32__
extern "C" {
typedef void (*func_ptr) (void);
extern func_ptr __CTOR_LIST__[];
extern func_ptr __DTOR_LIST__[];
static void do_startup(void);
static void do_cleanup(void);
HMODULE hModuleUnicowsDLL;
void
__do_global_dtors (void)
{
static func_ptr *p = __DTOR_LIST__ + 1;
/*
* Call each destructor in the destructor list until a null pointer
* is encountered.
*/
while (*p)
{
(*(p)) ();
p++;
}
}
void
__do_global_ctors (void)
{
unsigned long nptrs = (unsigned long) __CTOR_LIST__[0];
unsigned i;
/*
* If the first entry in the constructor list is -1 then the list
* is terminated with a null entry. Otherwise the first entry was
* the number of pointers in the list.
*/
if (nptrs == static_cast<unsigned long>(-1))
{
for (nptrs = 0; __CTOR_LIST__[nptrs + 1] != 0; nptrs++)
;
}
/*
* Go through the list backwards calling constructors.
*/
for (i = nptrs; i >= 1; i--)
{
__CTOR_LIST__[i] ();
}
/*
* Register the destructors for processing on exit.
*/
atexit (__do_global_dtors);
}
static int initialized = 0;
void
__main (void)
{
if (!initialized)
{
initialized = 1;
do_startup();
__do_global_ctors ();
}
}
static void do_startup( void )
{
if (((LONG)GetVersion()&0x800000ff) == 0x80000004)
{
hModuleUnicowsDLL = LoadUnicowsLibrary();
if (hModuleUnicowsDLL)
atexit(do_cleanup);
}
}
void do_cleanup( void )
{
FreeLibrary(hModuleUnicowsDLL);
}
}
#endif
extern "C" BOOL WINAPI DllMain( HMODULE hModule, DWORD dwReason, LPVOID )
{
switch ( dwReason )
{
case DLL_PROCESS_ATTACH:
UWINAPI_BaseAddress = hModule;
return DisableThreadLibraryCalls( hModule );
default:
return TRUE;
}
}
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