start python bindings
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Doug MacEachern
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/*
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* Copyright (C) [2004, 2005, 2006], Hyperic, Inc.
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* This file is part of SIGAR.
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*
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* SIGAR is free software; you can redistribute it and/or modify
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* it under the terms version 2 of the GNU General Public License as
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* published by the Free Software Foundation. This program is distributed
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* in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
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* even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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* PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA.
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*/
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#include <Python.h>
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#include "sigar.h"
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#include "sigar_fileinfo.h"
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#include "sigar_format.h"
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#define PySigarString_FromNetAddr(a) pysigar_net_address_to_string(&a)
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#define PySigarInt_FromChar(c) PyInt_FromLong((int)c)
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#define PySigar_ParsePID \
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if (!PyArg_ParseTuple(args, "i", &pid)) return NULL
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#define PySigar_ParseName \
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if (!PyArg_ParseTuple(args, "s", &name, &name_len)) return NULL
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#define PySIGAR_OBJ ((PySigarObject *)self)
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#define PySIGAR ((sigar_t *)PySIGAR_OBJ->ptr)
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#define PySigar_new(t) PyType_GenericAlloc(&t, 0)
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#define PySigar_TPFLAGS Py_TPFLAGS_DEFAULT
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#define PySigar_AddType(name, t) \
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if (PyType_Ready(&t) == 0) { \
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Py_INCREF(&t); \
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PyModule_AddObject(module, name, (PyObject *)&t); \
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}
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#define PySigar_Croak() PyErr_SetString(PyExc_ValueError, sigar_strerror(sigar, status))
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typedef struct {
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PyObject_HEAD
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void *ptr;
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} PySigarObject;
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static PyTypeObject pysigar_PySigarType;
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static void pysigar_free(PyObject *self)
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{
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if (PySIGAR_OBJ->ptr) {
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if (self->ob_type == &pysigar_PySigarType) {
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sigar_close(PySIGAR);
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}
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else {
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free(PySIGAR_OBJ->ptr);
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}
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PySIGAR_OBJ->ptr = NULL;
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}
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self->ob_type->tp_free((PyObject *)self);
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}
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static PyObject *pysigar_net_address_to_string(sigar_net_address_t *address)
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{
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char addr_str[SIGAR_INET6_ADDRSTRLEN];
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sigar_net_address_to_string(NULL, address, addr_str);
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return PyString_FromString(addr_str);
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}
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#include "_sigar_generated.c"
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static PyObject *pysigar_open(PyObject *pyself, PyObject *args)
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{
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PyObject *self = PySigar_new(pysigar_PySigarType);
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sigar_open((sigar_t **)&PySIGAR_OBJ->ptr);
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return self;
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}
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static PyObject *pysigar_close(PyObject *self, PyObject *args)
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{
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if (PySIGAR_OBJ->ptr) {
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sigar_close(PySIGAR);
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PySIGAR_OBJ->ptr = NULL;
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}
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Py_INCREF(Py_None);
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return Py_None;
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}
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static PyMethodDef pysigar_methods[] = {
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{ "close", pysigar_close, METH_NOARGS, NULL },
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PY_SIGAR_METHODS
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{NULL}
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};
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static PyTypeObject pysigar_PySigarType = {
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PyObject_HEAD_INIT(NULL)
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0, /*ob_size*/
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"Sigar", /*tp_name*/
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sizeof(PySigarObject), /*tp_basicsize*/
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0, /*tp_itemsize*/
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pysigar_free, /*tp_dealloc*/
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0, /*tp_print*/
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0, /*tp_getattr*/
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0, /*tp_setattr*/
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0, /*tp_compare*/
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0, /*tp_repr*/
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0, /*tp_as_number*/
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0, /*tp_as_sequence*/
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0, /*tp_as_mapping*/
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0, /*tp_hash */
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0, /*tp_call*/
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0, /*tp_str*/
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0, /*tp_getattro*/
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0, /*tp_setattro*/
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0, /*tp_as_buffer*/
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PySigar_TPFLAGS, /*tp_flags*/
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0, /*tp_doc*/
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0, /*tp_traverse*/
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0, /*tp_clear*/
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0, /*tp_richcompare*/
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0, /*tp_weaklistoffset*/
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0, /*tp_iter*/
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0, /*tp_iternext*/
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pysigar_methods, /*tp_methods*/
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0, /*tp_members*/
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0, /*tp_getset*/
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0, /*tp_base*/
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0, /*tp_dict*/
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0, /*tp_descr_get*/
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0, /*tp_descr_set*/
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0, /*tp_dictoffset*/
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0, /*tp_init*/
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0, /*tp_alloc*/
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0 /*tp_new*/
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};
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static PyMethodDef pysigar_module_methods[] = {
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{ "open", pysigar_open, METH_NOARGS, NULL },
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{NULL}
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};
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PyMODINIT_FUNC
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init_sigar(void)
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{
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PyObject *module =
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Py_InitModule("_sigar", pysigar_module_methods);
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PySigar_AddType("Sigar", pysigar_PySigarType);
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PY_SIGAR_ADD_TYPES;
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}
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@ -0,0 +1,17 @@
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#!/usr/bin/env python
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from distutils.core import setup, Extension
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_sigar = Extension(
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"_sigar",
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["_sigar.c"],
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include_dirs = ['../java/sigar-bin/include'],
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extra_compile_args = ['-Wall'],
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libraries=['sigar-universal-macosx'],
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library_dirs=['../java/sigar-bin/lib'],
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extra_link_args=[],
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define_macros=[],
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undef_macros=[])
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setup(name="pysigar", version="0.1",
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ext_modules=[_sigar])
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