hgext/inotify/linux/_inotify.c

11547:36a6aeb679da

#include <alloca.h>
#include <sys/inotify.h>
#include <stdint.h>
#include <sys/ioctl.h>
#include <unistd.h>

static PyObject *init(PyObject *self, PyObject *args)
{
	PyObject *ret = NULL;
	int fd = -1;

	 "file name"},
	{NULL}
};

PyDoc_STRVAR(
    event_doc,
    "event: Structure describing an inotify event.");

static PyObject *event_new(PyTypeObject *t, PyObject *a, PyObject *k)
{
	return (*t->tp_alloc)(t, 0);
}

	Py_TYPE(evt)->tp_free(evt);
}

static PyObject *event_repr(struct event *evt)
{
	int wd = PyInt_AsLong(evt->wd);
	int cookie = evt->cookie == Py_None ? -1 : PyInt_AsLong(evt->cookie);
	PyObject *ret = NULL, *pymasks = NULL, *pymask = NULL;
	PyObject *join = NULL;
	char *maskstr;

	join = PyString_FromString("|");
	if (join == NULL)
		goto bail;

	pymasks = decode_mask(PyInt_AsLong(evt->mask));
	if (pymasks == NULL)
		goto bail;

	pymask = _PyString_Join(join, pymasks);
	if (pymask == NULL)
		goto bail;

	maskstr = PyString_AsString(pymask);

	if (evt->name != Py_None) {
		PyObject *pyname = PyString_Repr(evt->name, 1);
		char *name = pyname ? PyString_AsString(pyname) : "???";

		if (cookie == -1)
			ret = PyString_FromFormat(
				"event(wd=%d, mask=%s, name=%s)",
				wd, maskstr, name);
		else
			ret = PyString_FromFormat("event(wd=%d, mask=%s, "
						  "cookie=0x%x, name=%s)",
						  wd, maskstr, cookie, name);

		Py_XDECREF(pyname);
	} else {
		if (cookie == -1)
			ret = PyString_FromFormat("event(wd=%d, mask=%s)",
						  wd, maskstr);
		else {
			ret = PyString_FromFormat(
				"event(wd=%d, mask=%s, cookie=0x%x)",
				wd, maskstr, cookie);
		}
	}

	goto done;
bail:
	Py_CLEAR(ret);

done:
	Py_XDECREF(pymask);
	Py_XDECREF(pymasks);
	Py_XDECREF(join);

	return ret;
}

static PyTypeObject event_type = {

	Py_XDECREF(ctor_args);

	return ret;
}

PyDoc_STRVAR(
	read_doc,
	"read(fd, bufsize[=65536]) -> list_of_events\n"
	"\n"
	"\nRead inotify events from a file descriptor.\n"

	PyObject *mod, *dict;

	if (PyType_Ready(&event_type) == -1)
		return;

	mod = Py_InitModule3("_inotify", methods, doc);

	dict = PyModule_GetDict(mod);

	if (dict)

11548:dd2f356e1f6f

#include <alloca.h>
#include <sys/inotify.h>
#include <stdint.h>
#include <sys/ioctl.h>
#include <unistd.h>

/* Variables used in the event string representation */
static PyObject *join;
static PyObject *er_wm;
static PyObject *er_wmc;
static PyObject *er_wmn;
static PyObject *er_wmcn;

static PyObject *init(PyObject *self, PyObject *args)
{
	PyObject *ret = NULL;
	int fd = -1;

	 "file name"},
	{NULL}
};

PyDoc_STRVAR(
	event_doc,
	"event: Structure describing an inotify event.");

static PyObject *event_new(PyTypeObject *t, PyObject *a, PyObject *k)
{
	return (*t->tp_alloc)(t, 0);
}

	Py_TYPE(evt)->tp_free(evt);
}

static PyObject *event_repr(struct event *evt)
{
	int cookie = evt->cookie == Py_None ? -1 : PyInt_AsLong(evt->cookie);
	PyObject *ret = NULL, *pymasks = NULL, *pymask = NULL;
	char *maskstr;
	PyObject *tuple = NULL, *formatstr = NULL;

	pymasks = decode_mask(PyInt_AsLong(evt->mask));
	if (pymasks == NULL)
		goto bail;

	pymask = _PyString_Join(join, pymasks);
	if (pymask == NULL)
		goto bail;

	if (evt->name != Py_None) {
		if (cookie == -1) {
			formatstr = er_wmn;
			tuple = PyTuple_Pack(3, evt->wd, pymask, evt->name);
		}
		else {
			formatstr = er_wmcn;
			tuple = PyTuple_Pack(4, evt->wd, pymask,
					     evt->cookie, evt->name);
		}
	} else {
		if (cookie == -1) {
			formatstr = er_wm;
			tuple = PyTuple_Pack(2, evt->wd, pymask);
		}
		else {
			formatstr = er_wmc;
			tuple = PyTuple_Pack(3, evt->wd, pymask, evt->cookie);
		}
	}

	if (tuple == NULL)
		goto bail;

	ret = PyNumber_Remainder(formatstr, tuple);

	if (ret == NULL)
		goto bail;

	goto done;
bail:
	Py_CLEAR(ret);

done:
	Py_XDECREF(pymask);
	Py_XDECREF(pymasks);
	Py_XDECREF(tuple);

	return ret;
}

static PyTypeObject event_type = {

	Py_XDECREF(ctor_args);

	return ret;
}

static int init_globals(void)
{
	join = PyString_FromString("|");
	er_wm = PyString_FromString("event(wd=%d, mask=%s)");
	er_wmn = PyString_FromString("event(wd=%d, mask=%s, name=%s)");
	er_wmc = PyString_FromString("event(wd=%d, mask=%s, cookie=0x%x)");
	er_wmcn = PyString_FromString("event(wd=%d, mask=%s, cookie=0x%x, name=%s)");

	return join && er_wm && er_wmn && er_wmc && er_wmcn;
}

PyDoc_STRVAR(
	read_doc,
	"read(fd, bufsize[=65536]) -> list_of_events\n"
	"\n"
	"\nRead inotify events from a file descriptor.\n"

	PyObject *mod, *dict;

	if (PyType_Ready(&event_type) == -1)
		return;

	if (!init_globals())
		return;

	mod = Py_InitModule3("_inotify", methods, doc);

	dict = PyModule_GetDict(mod);

	if (dict)