42d97d027f
PyXPCOM_EnsurePythonEnvironment. At the same time remove the old, dead code behind PYXPCOM_USE_PYGILSTATE and LOADER_LINKS_WITH_PYTHON. Not part of the default build. git-svn-id: svn://10.0.0.236/trunk@194111 18797224-902f-48f8-a5cc-f745e15eee43
109 lines
4.4 KiB
C++
109 lines
4.4 KiB
C++
/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is the Python XPCOM language bindings.
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*
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* The Initial Developer of the Original Code is
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* ActiveState Tool Corp.
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* Portions created by the Initial Developer are Copyright (C) 2000
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Mark Hammond <mhammond@skippinet.com.au> (original author)
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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// pyloader
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//
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// Not part of the main Python _xpcom package, but a separate, thin DLL.
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//
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// The main loader and registrar for Python. A thin DLL that is designed to live in
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// the xpcom "components" directory. Simply locates and loads the standard
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// pyxpcom core library and transfers control to that.
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#include <PyXPCOM.h>
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#include "nsITimelineService.h"
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#include "nsILocalFile.h"
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typedef nsresult (*pfnPyXPCOM_NSGetModule)(nsIComponentManager *servMgr,
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nsIFile* location,
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nsIModule** result);
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////////////////////////////////////////////////////////////
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// This is the main entry point that delegates into Python
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nsresult PyXPCOM_NSGetModule(nsIComponentManager *servMgr,
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nsIFile* location,
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nsIModule** result)
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{
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NS_PRECONDITION(result!=NULL, "null result pointer in PyXPCOM_NSGetModule!");
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NS_PRECONDITION(location!=NULL, "null nsIFile pointer in PyXPCOM_NSGetModule!");
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NS_PRECONDITION(servMgr!=NULL, "null servMgr pointer in PyXPCOM_NSGetModule!");
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CEnterLeavePython _celp;
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PyObject *func = NULL;
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PyObject *obServMgr = NULL;
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PyObject *obLocation = NULL;
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PyObject *wrap_ret = NULL;
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PyObject *args = NULL;
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PyObject *mod = PyImport_ImportModule("xpcom.server");
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if (!mod) goto done;
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func = PyObject_GetAttrString(mod, "NS_GetModule");
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if (func==NULL) goto done;
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obServMgr = Py_nsISupports::PyObjectFromInterface(servMgr, NS_GET_IID(nsIComponentManager));
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if (obServMgr==NULL) goto done;
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obLocation = Py_nsISupports::PyObjectFromInterface(location, NS_GET_IID(nsIFile));
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if (obLocation==NULL) goto done;
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args = Py_BuildValue("OO", obServMgr, obLocation);
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if (args==NULL) goto done;
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wrap_ret = PyEval_CallObject(func, args);
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if (wrap_ret==NULL) goto done;
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Py_nsISupports::InterfaceFromPyObject(wrap_ret, NS_GET_IID(nsIModule), (nsISupports **)result, PR_FALSE, PR_FALSE);
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done:
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nsresult nr = NS_OK;
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if (PyErr_Occurred()) {
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PyXPCOM_LogError("Obtaining the module object from Python failed.\n");
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nr = PyXPCOM_SetCOMErrorFromPyException();
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}
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Py_XDECREF(func);
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Py_XDECREF(obServMgr);
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Py_XDECREF(obLocation);
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Py_XDECREF(wrap_ret);
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Py_XDECREF(mod);
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Py_XDECREF(args);
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return nr;
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}
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extern "C" NS_EXPORT nsresult NSGetModule(nsIComponentManager *servMgr,
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nsIFile* location,
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nsIModule** result)
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{
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PyXPCOM_EnsurePythonEnvironment();
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NS_TIMELINE_START_TIMER("PyXPCOM: PyXPCOM NSGetModule entry point");
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nsresult rc = PyXPCOM_NSGetModule(servMgr, location, result);
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NS_TIMELINE_STOP_TIMER("PyXPCOM: PyXPCOM NSGetModule entry point");
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NS_TIMELINE_MARK_TIMER("PyXPCOM: PyXPCOM NSGetModule entry point");
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return rc;
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}
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