diff options
Diffstat (limited to 'oncology/dpfhack_display/lcd4linux/.svn/text-base/plugin_python.c.svn-base')
| -rw-r--r-- | oncology/dpfhack_display/lcd4linux/.svn/text-base/plugin_python.c.svn-base | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/oncology/dpfhack_display/lcd4linux/.svn/text-base/plugin_python.c.svn-base b/oncology/dpfhack_display/lcd4linux/.svn/text-base/plugin_python.c.svn-base deleted file mode 100644 index fcd34197..00000000 --- a/oncology/dpfhack_display/lcd4linux/.svn/text-base/plugin_python.c.svn-base +++ /dev/null @@ -1,144 +0,0 @@ -/* $Id$ - * $URL$ - * - * Python plugin - * - * Copyright 2005 Dan Fritz - * Copyright 2005 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net> - * - * This file is part of LCD4Linux. - * - * LCD4Linux 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, or (at your option) - * any later version. - * - * LCD4Linux 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., 675 Mass Ave, Cambridge, MA 02139, USA. - * - */ - -/* - * exported functions: - * - * int plugin_init_python (void) - * adds a python interpreter - * - */ - -#include "config.h" -#include <Python.h> -#include "debug.h" -#include "plugin.h" - -/* - * Executes a python function specified by function name and module. - * - * This method is more or less a copy of an example found in the python - * documentation. Kudos goes to Guido van Rossum and Fred L. Drake. - * - * Fixme: this function should be able to accept and receive any types - * of arguments supported by the evaluator. Right now only strings are accepted. - */ - -static void pyt_exec_str(RESULT * result, const char *module, const char *function, int argc, const char *argv[]) -{ - - PyObject *pName, *pModule, *pDict, *pFunc; - PyObject *pArgs, *pValue; - const char *rv = NULL; - int i; - - pName = PyString_FromString(module); - /* Error checking of pName left out */ - - pModule = PyImport_Import(pName); - Py_DECREF(pName); - - if (pModule != NULL) { - pDict = PyModule_GetDict(pModule); - /* pDict is a borrowed reference */ - - pFunc = PyDict_GetItemString(pDict, function); - /* pFun: Borrowed reference */ - - if (pFunc && PyCallable_Check(pFunc)) { - pArgs = PyTuple_New(argc); - for (i = 0; i < argc; ++i) { - pValue = PyString_FromString(argv[i]); - if (!pValue) { - Py_DECREF(pArgs); - Py_DECREF(pModule); - error("Cannot convert argument \"%s\" to python format", argv[i]); - SetResult(&result, R_STRING, ""); - return; - } - /* pValue reference stolen here: */ - PyTuple_SetItem(pArgs, i, pValue); - } - pValue = PyObject_CallObject(pFunc, pArgs); - Py_DECREF(pArgs); - if (pValue != NULL) { - rv = PyString_AsString(pValue); - SetResult(&result, R_STRING, rv); - Py_DECREF(pValue); - /* rv is now a 'dangling reference' */ - return; - } else { - Py_DECREF(pModule); - error("Python call failed (\"%s.%s\")", module, function); - /* print traceback on stderr */ - PyErr_PrintEx(0); - SetResult(&result, R_STRING, ""); - return; - } - /* pDict and pFunc are borrowed and must not be Py_DECREF-ed */ - } else { - error("Can not find python function \"%s.%s\"", module, function); - } - Py_DECREF(pModule); - } else { - error("Failed to load python module \"%s\"", module); - /* print traceback on stderr */ - PyErr_PrintEx(0); - } - SetResult(&result, R_STRING, ""); - return; -} - -static int python_cleanup_responsibility = 0; - -static void my_exec(RESULT * result, RESULT * module, RESULT * function, RESULT * arg) -{ - /* Fixme: a plugin should be able to accept any number of arguments, don't know how - to code that (yet) */ - const char *args[] = { R2S(arg) }; - pyt_exec_str(result, R2S(module), R2S(function), 1, args); -} - -int plugin_init_python(void) -{ - if (!Py_IsInitialized()) { - Py_Initialize(); - python_cleanup_responsibility = 1; - } - AddFunction("python::exec", 3, my_exec); - return 0; -} - -void plugin_exit_python(void) -{ - /* Make sure NOT to call Py_Finalize() When (and if) the entire lcd4linux process - * is started from inside python - */ - if (python_cleanup_responsibility) { - python_cleanup_responsibility = 0; - Py_Finalize(); - } -} |
