/Doc/includes/run-func.c
http://unladen-swallow.googlecode.com/ · C · 68 lines · 59 code · 6 blank · 3 comment · 13 complexity · bd8112c99013a995bd6e9ac8dc57f940 MD5 · raw file
- #include <Python.h>
- int
- main(int argc, char *argv[])
- {
- PyObject *pName, *pModule, *pDict, *pFunc;
- PyObject *pArgs, *pValue;
- int i;
- if (argc < 3) {
- fprintf(stderr,"Usage: call pythonfile funcname [args]\n");
- return 1;
- }
- Py_Initialize();
- pName = PyString_FromString(argv[1]);
- /* Error checking of pName left out */
- pModule = PyImport_Import(pName);
- Py_DECREF(pName);
- if (pModule != NULL) {
- pFunc = PyObject_GetAttrString(pModule, argv[2]);
- /* pFunc is a new reference */
- if (pFunc && PyCallable_Check(pFunc)) {
- pArgs = PyTuple_New(argc - 3);
- for (i = 0; i < argc - 3; ++i) {
- pValue = PyInt_FromLong(atoi(argv[i + 3]));
- if (!pValue) {
- Py_DECREF(pArgs);
- Py_DECREF(pModule);
- fprintf(stderr, "Cannot convert argument\n");
- return 1;
- }
- /* pValue reference stolen here: */
- PyTuple_SetItem(pArgs, i, pValue);
- }
- pValue = PyObject_CallObject(pFunc, pArgs);
- Py_DECREF(pArgs);
- if (pValue != NULL) {
- printf("Result of call: %ld\n", PyInt_AsLong(pValue));
- Py_DECREF(pValue);
- }
- else {
- Py_DECREF(pFunc);
- Py_DECREF(pModule);
- PyErr_Print();
- fprintf(stderr,"Call failed\n");
- return 1;
- }
- }
- else {
- if (PyErr_Occurred())
- PyErr_Print();
- fprintf(stderr, "Cannot find function \"%s\"\n", argv[2]);
- }
- Py_XDECREF(pFunc);
- Py_DECREF(pModule);
- }
- else {
- PyErr_Print();
- fprintf(stderr, "Failed to load \"%s\"\n", argv[1]);
- return 1;
- }
- Py_Finalize();
- return 0;
- }