At Wed, 12 May 2010 03:51:34 +0200, Hector Martin wrote: > > Attached patch adds register_poll to the sequencer bindings to support > nonblocking sequencer access with the select module. > > I sent this last month but it looks like it was overlooked. Resending. Thanks, applied now. Takashi > > -- > Hector Martin (hector@xxxxxxxxxxxxxx) > Public Key: http://www.marcansoft.com/marcan.asc > > > [2 0001-Add-register_poll-for-alsaseq.patch <text/plain (7bit)>] > >From f801ff2f940b24c3ee3f27271ec4b249a2c67fb8 Mon Sep 17 00:00:00 2001 > From: Hector Martin <hector@xxxxxxxxxxxxxx> > Date: Wed, 21 Apr 2010 05:54:49 +0200 > Subject: [PATCH] Add register_poll for alsaseq > > Signed-off-by: Hector Martin <hector@xxxxxxxxxxxxxx> > --- > pyalsa/alsaseq.c | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++ > 1 files changed, 51 insertions(+), 0 deletions(-) > > diff --git a/pyalsa/alsaseq.c b/pyalsa/alsaseq.c > index de131a4..bbf6b2e 100644 > --- a/pyalsa/alsaseq.c > +++ b/pyalsa/alsaseq.c > @@ -3236,6 +3236,53 @@ Sequencer_stop_queue(SequencerObject *self, > Py_RETURN_NONE; > } > > +PyDoc_STRVAR(Sequencer_registerpoll__doc__, > +"register_poll(pollObj, input=False, output=False) -- Register poll file descriptors."); > + > +static PyObject * > +Sequencer_registerpoll(SequencerObject *self, PyObject *args, PyObject *kwds) > +{ > + PyObject *pollObj, *reg, *t; > + struct pollfd *pfd; > + int i, count; > + int input = 0; > + int output = 0; > + int mode = POLLIN|POLLOUT; > + > + static char * kwlist[] = { "pollObj", "input", "output", NULL }; > + > + if (!PyArg_ParseTupleAndKeywords(args, kwds, "O|ii", kwlist, &pollObj, &input, &output)) > + return NULL; > + > + if (input && !output) > + mode = POLLIN; > + else if (!input && output) > + mode = POLLOUT; > + > + count = snd_seq_poll_descriptors_count(self->handle, mode); > + if (count <= 0) > + Py_RETURN_NONE; > + pfd = alloca(sizeof(struct pollfd) * count); > + count = snd_seq_poll_descriptors(self->handle, pfd, count, mode); > + if (count <= 0) > + Py_RETURN_NONE; > + > + reg = PyObject_GetAttr(pollObj, PyString_InternFromString("register")); > + > + for (i = 0; i < count; i++) { > + t = PyTuple_New(2); > + if (t) { > + PyTuple_SET_ITEM(t, 0, PyInt_FromLong(pfd[i].fd)); > + PyTuple_SET_ITEM(t, 1, PyInt_FromLong(pfd[i].events)); > + Py_XDECREF(PyObject_CallObject(reg, t)); > + Py_DECREF(t); > + } > + } > + > + Py_XDECREF(reg); > + > + Py_RETURN_NONE; > +} > > > > @@ -3309,6 +3356,10 @@ static PyMethodDef Sequencer_methods[] = { > (PyCFunction) Sequencer_stop_queue, > METH_VARARGS | METH_KEYWORDS, > Sequencer_stop_queue__doc__}, > + {"register_poll", > + (PyCFunction) Sequencer_registerpoll, > + METH_VARARGS | METH_KEYWORDS, > + Sequencer_registerpoll__doc__}, > {NULL} > }; > > -- > 1.6.4.4 > > [3 <text/plain; us-ascii (7bit)>] > _______________________________________________ > Alsa-devel mailing list > Alsa-devel@xxxxxxxxxxxxxxxx > http://mailman.alsa-project.org/mailman/listinfo/alsa-devel _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
