~elementary-os/ubuntu-package-imports/python-apt-trusty

/*

 * client-example.cc - A simple example for using the python-apt C++ API.

 *

 * Copyright 2009 Julian Andres Klode <jak@debian.org>

 *

 * 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 2 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, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

 * MA 02110-1301, USA.

 */

#include <python-apt/python-apt.h>

#include <apt-pkg/hashes.h>

// The module initialization.

extern "C" void initclient() {

    if (import_apt_pkg() < 0)

        return;

    // Initialize a module.

    PyObject *Module = Py_InitModule("client", NULL);

    // Create a HashString, which will be added to the module.

    HashString *hash = new HashString("0966a120bb936bdc6fdeac445707aa6b");

    // Create a Python object for the hashstring and add it to the module

    PyModule_AddObject(Module, "hash", PyHashString_FromCpp(hash, false, NULL));

    // Another example: Add the HashString type to the module.

    Py_INCREF(&PyHashString_Type);

    PyModule_AddObject(Module, "HashString", (PyObject*)(&PyHashString_Type));

}

int main(int argc, char *argv[]) {

    // Return value.

    int ret = 0;

    // Initialize python 

    Py_Initialize();

    // Make the client module importable

    PyImport_AppendInittab("client", &initclient);

    // Set the commandline arguments.

    PySys_SetArgv(argc, argv);

    // Import the module, so the user does not have to import it.

    if (PyRun_SimpleString("import client\n") < 0) {

        // Failure (should never be reached)

        ret = 1;

        goto end;

    }

    // Run IPython if available, otherwise a normal interpreter.

    if (PyRun_SimpleString("from IPython.Shell import start\n") == 0)

        PyRun_SimpleString("start(user_ns=dict(client=client)).mainloop()\n");

    else

        Py_Main(argc, argv);

end:

    Py_Finalize();

    return ret;

}