Function RegisterPythonServiceExe

win32/src/PythonService.cpp:1329–1361

Register the EXE. This writes an entry to the Python registry and also to the EventLog so I can stick in messages.

// This writes an entry to the Python registry and also
// to the EventLog so I can stick in messages.
static BOOL RegisterPythonServiceExe(void)
{
	printf("Registering the Python Service Manager...\n");
	const int fnameBufSize = MAX_PATH + 1;
	TCHAR fnameBuf[fnameBufSize];
	if (GetModuleFileName( NULL, fnameBuf, fnameBufSize)==0) {
		printf("Registration failed due to GetModuleFileName() failing (error %d)\n", GetLastError());
		return FALSE;
	}
	assert (Py_IsInitialized());
	CEnterLeavePython _celp;
	// Register this specific EXE against this specific DLL version
	PyObject *obVerString = PySys_GetObject("winver");
	if (obVerString==NULL || !PyString_Check(obVerString)) {
		Py_XDECREF(obVerString);
		printf("Registration failed as sys.winver is not available or not a string\n");
		return FALSE;
	}
	char *szVerString = PyString_AsString(obVerString);
	Py_DECREF(obVerString);
	// note wsprintf allows %hs to be "char *" even when UNICODE!
	TCHAR keyBuf[256];
	wsprintf(keyBuf, _T("Software\\Python\\PythonService\\%hs"), szVerString);
	DWORD rc;
	if ((rc=RegSetValue(HKEY_LOCAL_MACHINE,
	                keyBuf, REG_SZ, 
					fnameBuf, _tcslen(fnameBuf)))!=ERROR_SUCCESS) {
		printf("Registration failed due to RegSetValue() of service EXE - error %d\n", rc);
		return FALSE;
	}
	// don't bother registering in the event log - do it when we write a log entry.
	return TRUE;
}

#endif // PYSERVICE_BUILD_DLL