Move python modules from source4/scripting/python/ to python/.

Reviewed-by: Andrew Bartlett <abartlet@samba.org>

Autobuild-User(master): Andrew Bartlett <abartlet@samba.org>
Autobuild-Date(master): Sat Mar  2 03:57:34 CET 2013 on sn-devel-104

python/modules.c

@@ -0,0 +1,63 @@
+/* 
+   Unix SMB/CIFS implementation.
+   Samba utility functions
+   Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2007
+   
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+   
+   This program 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 General Public License for more details.
+   
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <Python.h>
+#include "includes.h"
+#include "python/modules.h"
+#include "dynconfig/dynconfig.h"
+
+static bool PySys_PathPrepend(PyObject *list, const char *path)
+{
+	PyObject *py_path = PyString_FromString(path);
+	if (py_path == NULL)
+		return false;
+
+	return (PyList_Insert(list, 0, py_path) == 0);
+}
+
+bool py_update_path(void)
+{
+	PyObject *mod_sys, *py_path;
+
+	mod_sys = PyImport_ImportModule("sys");
+	if (mod_sys == NULL) {
+		return false;
+	}
+
+	py_path = PyObject_GetAttrString(mod_sys, "path");
+	if (py_path == NULL) {
+		return false;
+	}	
+
+	if (!PyList_Check(py_path)) {
+		return false;
+	}
+
+	if (!PySys_PathPrepend(py_path, dyn_PYTHONDIR)) {
+		return false;
+	}
+
+	if (strcmp(dyn_PYTHONARCHDIR, dyn_PYTHONDIR) != 0) {
+		if (!PySys_PathPrepend(py_path, dyn_PYTHONARCHDIR)) {
+			return false;
+		}
+	}
+
+	return true;
+}