SharedLibraryRef
dyldSharedLibraryLoader::loadSharedLibrary(const String& filename,
const LoggerRef& logger) const
{
OW_LOG_DEBUG(logger, Format("Load request for %1 received.", filename));
NSObjectFileImage image = 0;
NSObjectFileImageReturnCode dsoerr = NSCreateObjectFileImageFromFile(filename.c_str(), &image);
const char* err_msg = NULL;
NSModule libhandle = NULL;
if (dsoerr == NSObjectFileImageSuccess)
{
libhandle = NSLinkModule(image, filename.c_str(), NSLINKMODULE_OPTION_RETURN_ON_ERROR | NSLINKMODULE_OPTION_PRIVATE);
if (!libhandle)
{
NSLinkEditErrors errors;
int errorNumber;
const char *fileName;
NSLinkEditError(&errors, &errorNumber, &fileName, &err_msg);
}
NSDestroyObjectFileImage(image);
}
else if ((dsoerr == NSObjectFileImageFormat ||
dsoerr == NSObjectFileImageInappropriateFile) &&
NSAddLibrary(filename.c_str()) == TRUE)
{
OW_LOG_ERROR(logger, Format("NSCreateObject: %1 failed with error \"%2\"",
filename, dsoerr));
// libhandle = (NSModule)DYLD_LIBRARY_HANDLE;
}
else
{
err_msg = "cannot create object file image or add library";
OW_LOG_ERROR(logger, Format("NSCreateObject: %1 failed with error %2",
filename, dsoerr));
}
if (libhandle)
{
try
{
return SharedLibraryRef( new dyldSharedLibrary(libhandle,
filename));
}
catch (...)
{
NSUnLinkModule(libhandle, FALSE);
throw;
}
}
else
{
OW_LOG_ERROR(logger, Format("dyldSharedLibraryLoader::loadSharedLibrary:"
" %1", err_msg));
return SharedLibraryRef( 0 );
}
}
SharedLibraryRef
DLLSharedLibraryLoader::loadSharedLibrary(const String& filename) const
{
if( filename.endsWith("libblocxx.dll") )
{
return SharedLibraryRef(0);
}
HINSTANCE libhandle = ::LoadLibrary(filename.c_str());
if (libhandle)
{
return SharedLibraryRef(new DLLSharedLibrary(libhandle,
filename));
}
Logger logger(COMPONENT_NAME);
BLOCXX_LOG_ERROR(logger, Format("DLLSharedLibraryLoader::loadSharedLibrary "
"LoadLibrary returned NULL. Error is: %1",
System::lastErrorMsg()).c_str());
return SharedLibraryRef(0);
}
