[PATCH v2 0/5] docs: cdomain.py: add support for two new Sphinx 3.1+ tags

From: Mauro Carvalho Chehab
Date: Thu Sep 24 2020 - 12:21:58 EST


Hi Jon,

That's she second version of the patch series fixing stuff
at media docs with Sphinx 3.1

Patch 1 is identical to the first version. As described before,
it adds support at cdomain.py for two notations found on
Sphinx 3.1:

:c:expr:
.. c:namespace::

The remaining patches remove the cdomain.py dependency from
the userspace-api/media, making them to produce a decent
result with both Sphinx 1.x/2.x and 3.1+.

While at the first version, I did the CEC conversion manually, for
this new version, I wrote a perl script that does the conversion
automatically:

<script>
#!/bin/perl
use strict;

my $namespace = shift or die "need a namespace";
my $file = shift or die "need a file name";

my $header = 1;
my $check_next;
my $changes;

my $out;

open IN, $file;
while (<IN>) {
if ($header) {
if (!m/^\.\.\s+_\S+:/) {
if (m/^\.\./) {
$out .= $_;
next;
}
}
$out .= "\.\. c:namespace:: $namespace\n\n";
$out .= $_;
$header = 0;
next;
}

# Replace :c:func
if (s/:c:func:`(\S+) \<\S+\>`/:c:func:`$1`/g) {
$out .= $_;
$changes = 1;
next;
}
if (s/:ref:`(poll|open|close|select|mmap|munmap|read|write)\s*\(\)\s+\<\S+\>`/:c:func:`$1()`/g) {
$out .= $_;
$changes = 1;
next;
}

next if ($check_next && m/^\s+:name:\s+\S+$/);

if (m/\.\. c:function::\s*int\s+(ioctl)\s*\(\s*([^\)]+),\s*([^\,]+),\s*([^\,]+) \)/
|| m/\.\. c:function::\s*int\s+(ioctl)\s*\(\s*([^\,]+),\s*([^\,]+),\s*([^\,]+)\)/) {
$check_next = 1;
my $arg0 = $1;
my $arg1 = $2;
my $arg2 = $3;
my $arg3 = $4;

$out .= ".. c:macro:: $arg2\n\n" if ($arg2 =~ m/^[A-Z_]+$/);
$out .= "``int`` :c:expr:`$arg0($arg1, $arg2, $arg3)`\n";
$changes = 1;
next;
}

if (m/\.\. c:function:: int\s+(ioctl)\s*\(\s*([^\)]+),\s*([^\,]+) \)/
|| m/\.\. c:function:: int\s+(ioctl)\s*\(\s*([^\,]+),\s*([^\,]+)\)/) {
$check_next = 1;
my $arg0 = $1;
my $arg1 = $2;
my $arg2 = $3;

$out .= ".. c:macro:: $arg2\n\n" if ($arg2 =~ m/^[A-Z_]+$/);
$out .= "``int`` :c:expr:`$arg0($arg1, $arg2)`\n";
$changes = 1;
next;
}

if (m/\.\. c:function:: /) {
$out .= $_;
$changes = 1;
$check_next = 1;
next;
}

$out .= $_;
}
close IN;

$out =~ s/\n\n\n/\n\n/g;

if ($changes) {
open OUT, ">$file";
print OUT $out;
close OUT;
}
</script>

And manually adjusted some issues:
- there were a \*argp on some CEC functions;
- there were some audio C prototypes with bugs. Sphinx 3.2
reported the issue and I manually fixed them.

It should be noticed that the DVB namespace has actually several
sub-namespaces (audio, video, dmx, ca, net and fe), as it contains
different APIs for each type of device.

I'll try to address tomorrow the remaing warnings with Sphinx 3.2.

Mauro Carvalho Chehab (5):
docs: cdomain.py: add support for two new Sphinx 3.1+ tags
media: docs: make CEC documents compatible with Sphinx 3.1+
media: docs: make V4L documents more compatible with Sphinx 3.1+
media: docs: make DVB documents more compatible with Sphinx 3.1+
media: docs: make MC documents more compatible with Sphinx 3.1+

Documentation/sphinx/cdomain.py | 56 +++++++++++++-
.../media/cec/cec-func-close.rst | 10 +--
.../media/cec/cec-func-ioctl.rst | 11 +--
.../userspace-api/media/cec/cec-func-open.rst | 10 +--
.../userspace-api/media/cec/cec-func-poll.rst | 14 ++--
.../media/cec/cec-ioc-adap-g-caps.rst | 10 +--
.../media/cec/cec-ioc-adap-g-conn-info.rst | 11 +--
.../media/cec/cec-ioc-adap-g-log-addrs.rst | 20 ++---
.../media/cec/cec-ioc-adap-g-phys-addr.rst | 15 ++--
.../media/cec/cec-ioc-dqevent.rst | 15 ++--
.../media/cec/cec-ioc-g-mode.rst | 16 ++--
.../media/cec/cec-ioc-receive.rst | 18 ++---
.../dvb/audio-bilingual-channel-select.rst | 7 +-
.../media/dvb/audio-channel-select.rst | 8 +-
.../media/dvb/audio-clear-buffer.rst | 8 +-
.../media/dvb/audio-continue.rst | 7 +-
.../userspace-api/media/dvb/audio-fclose.rst | 7 +-
.../userspace-api/media/dvb/audio-fopen.rst | 7 +-
.../userspace-api/media/dvb/audio-fwrite.rst | 7 +-
.../media/dvb/audio-get-capabilities.rst | 8 +-
.../media/dvb/audio-get-status.rst | 8 +-
.../userspace-api/media/dvb/audio-pause.rst | 9 +--
.../userspace-api/media/dvb/audio-play.rst | 7 +-
.../media/dvb/audio-select-source.rst | 8 +-
.../media/dvb/audio-set-av-sync.rst | 8 +-
.../media/dvb/audio-set-bypass-mode.rst | 9 +--
.../userspace-api/media/dvb/audio-set-id.rst | 9 +--
.../media/dvb/audio-set-mixer.rst | 9 +--
.../media/dvb/audio-set-mute.rst | 8 +-
.../media/dvb/audio-set-streamtype.rst | 10 +--
.../userspace-api/media/dvb/audio-stop.rst | 9 +--
.../userspace-api/media/dvb/ca-fclose.rst | 7 +-
.../userspace-api/media/dvb/ca-fopen.rst | 7 +-
.../userspace-api/media/dvb/ca-get-cap.rst | 8 +-
.../media/dvb/ca-get-descr-info.rst | 9 ++-
.../userspace-api/media/dvb/ca-get-msg.rst | 10 +--
.../media/dvb/ca-get-slot-info.rst | 9 +--
.../userspace-api/media/dvb/ca-reset.rst | 9 +--
.../userspace-api/media/dvb/ca-send-msg.rst | 9 +--
.../userspace-api/media/dvb/ca-set-descr.rst | 8 +-
.../userspace-api/media/dvb/dmx-add-pid.rst | 10 +--
.../userspace-api/media/dvb/dmx-expbuf.rst | 11 +--
.../userspace-api/media/dvb/dmx-fclose.rst | 9 +--
.../userspace-api/media/dvb/dmx-fopen.rst | 5 +-
.../userspace-api/media/dvb/dmx-fread.rst | 7 +-
.../userspace-api/media/dvb/dmx-fwrite.rst | 6 +-
.../media/dvb/dmx-get-pes-pids.rst | 12 ++-
.../userspace-api/media/dvb/dmx-get-stc.rst | 12 ++-
.../userspace-api/media/dvb/dmx-mmap.rst | 15 ++--
.../userspace-api/media/dvb/dmx-munmap.rst | 14 ++--
.../userspace-api/media/dvb/dmx-qbuf.rst | 17 ++---
.../userspace-api/media/dvb/dmx-querybuf.rst | 9 +--
.../media/dvb/dmx-remove-pid.rst | 10 +--
.../userspace-api/media/dvb/dmx-reqbufs.rst | 9 +--
.../media/dvb/dmx-set-buffer-size.rst | 10 +--
.../media/dvb/dmx-set-filter.rst | 12 ++-
.../media/dvb/dmx-set-pes-filter.rst | 13 +---
.../userspace-api/media/dvb/dmx-start.rst | 11 +--
.../userspace-api/media/dvb/dmx-stop.rst | 9 +--
.../media/dvb/fe-diseqc-recv-slave-reply.rst | 9 +--
.../media/dvb/fe-diseqc-reset-overload.rst | 9 +--
.../media/dvb/fe-diseqc-send-burst.rst | 10 +--
.../media/dvb/fe-diseqc-send-master-cmd.rst | 9 +--
.../dvb/fe-dishnetwork-send-legacy-cmd.rst | 10 +--
.../media/dvb/fe-enable-high-lnb-voltage.rst | 10 +--
.../userspace-api/media/dvb/fe-get-event.rst | 12 +--
.../media/dvb/fe-get-frontend.rst | 12 +--
.../userspace-api/media/dvb/fe-get-info.rst | 11 +--
.../media/dvb/fe-get-property.rst | 15 ++--
.../userspace-api/media/dvb/fe-read-ber.rst | 9 +--
.../media/dvb/fe-read-signal-strength.rst | 9 +--
.../userspace-api/media/dvb/fe-read-snr.rst | 9 +--
.../media/dvb/fe-read-status.rst | 11 +--
.../media/dvb/fe-read-uncorrected-blocks.rst | 9 +--
.../media/dvb/fe-set-frontend-tune-mode.rst | 10 +--
.../media/dvb/fe-set-frontend.rst | 11 +--
.../userspace-api/media/dvb/fe-set-tone.rst | 10 +--
.../media/dvb/fe-set-voltage.rst | 10 +--
.../media/dvb/frontend_f_close.rst | 8 +-
.../media/dvb/frontend_f_open.rst | 10 +--
.../userspace-api/media/dvb/net-add-if.rst | 9 +--
.../userspace-api/media/dvb/net-get-if.rst | 10 +--
.../userspace-api/media/dvb/net-remove-if.rst | 10 +--
.../media/dvb/video-clear-buffer.rst | 8 +-
.../userspace-api/media/dvb/video-command.rst | 10 +--
.../media/dvb/video-continue.rst | 8 +-
.../media/dvb/video-fast-forward.rst | 10 +--
.../userspace-api/media/dvb/video-fclose.rst | 6 +-
.../userspace-api/media/dvb/video-fopen.rst | 6 +-
.../userspace-api/media/dvb/video-freeze.rst | 8 +-
.../userspace-api/media/dvb/video-fwrite.rst | 6 +-
.../media/dvb/video-get-capabilities.rst | 8 +-
.../media/dvb/video-get-event.rst | 8 +-
.../media/dvb/video-get-frame-count.rst | 8 +-
.../userspace-api/media/dvb/video-get-pts.rst | 8 +-
.../media/dvb/video-get-size.rst | 8 +-
.../media/dvb/video-get-status.rst | 7 +-
.../userspace-api/media/dvb/video-play.rst | 8 +-
.../media/dvb/video-select-source.rst | 7 +-
.../media/dvb/video-set-blank.rst | 8 +-
.../media/dvb/video-set-display-format.rst | 8 +-
.../media/dvb/video-set-format.rst | 9 +--
.../media/dvb/video-set-streamtype.rst | 8 +-
.../media/dvb/video-slowmotion.rst | 10 +--
.../media/dvb/video-stillpicture.rst | 8 +-
.../userspace-api/media/dvb/video-stop.rst | 8 +-
.../media/dvb/video-try-command.rst | 8 +-
.../media/mediactl/media-func-close.rst | 10 +--
.../media/mediactl/media-func-ioctl.rst | 10 +--
.../media/mediactl/media-func-open.rst | 10 +--
.../media/mediactl/media-ioc-device-info.rst | 13 +---
.../mediactl/media-ioc-enum-entities.rst | 11 +--
.../media/mediactl/media-ioc-enum-links.rst | 13 +---
.../media/mediactl/media-ioc-g-topology.rst | 14 +---
.../mediactl/media-ioc-request-alloc.rst | 11 ++-
.../media/mediactl/media-ioc-setup-link.rst | 10 +--
.../mediactl/media-request-ioc-queue.rst | 7 +-
.../mediactl/media-request-ioc-reinit.rst | 8 +-
.../media/mediactl/request-api.rst | 5 +-
.../media/mediactl/request-func-close.rst | 8 +-
.../media/mediactl/request-func-ioctl.rst | 8 +-
.../media/mediactl/request-func-poll.rst | 12 +--
.../userspace-api/media/v4l/buffer.rst | 14 +---
.../userspace-api/media/v4l/dev-capture.rst | 7 +-
.../userspace-api/media/v4l/dev-output.rst | 7 +-
.../userspace-api/media/v4l/dev-raw-vbi.rst | 19 ++---
.../userspace-api/media/v4l/dev-rds.rst | 12 +--
.../media/v4l/dev-sliced-vbi.rst | 31 ++------
.../userspace-api/media/v4l/diff-v4l.rst | 39 ++--------
.../userspace-api/media/v4l/dmabuf.rst | 8 +-
.../userspace-api/media/v4l/format.rst | 7 +-
.../userspace-api/media/v4l/func-close.rst | 8 +-
.../userspace-api/media/v4l/func-ioctl.rst | 10 +--
.../userspace-api/media/v4l/func-mmap.rst | 18 ++---
.../userspace-api/media/v4l/func-munmap.rst | 14 ++--
.../userspace-api/media/v4l/func-open.rst | 14 ++--
.../userspace-api/media/v4l/func-poll.rst | 40 +++++-----
.../userspace-api/media/v4l/func-read.rst | 39 +++++-----
.../userspace-api/media/v4l/func-select.rst | 42 +++++-----
.../userspace-api/media/v4l/func-write.rst | 13 ++--
.../userspace-api/media/v4l/hist-v4l2.rst | 76 +------------------
Documentation/userspace-api/media/v4l/io.rst | 6 +-
.../media/v4l/libv4l-introduction.rst | 30 ++++----
.../userspace-api/media/v4l/mmap.rst | 26 +++----
.../userspace-api/media/v4l/open.rst | 15 ++--
Documentation/userspace-api/media/v4l/rw.rst | 18 ++---
.../userspace-api/media/v4l/streaming-par.rst | 5 +-
.../userspace-api/media/v4l/userp.rst | 11 +--
.../media/v4l/vidioc-create-bufs.rst | 11 +--
.../media/v4l/vidioc-cropcap.rst | 11 +--
.../media/v4l/vidioc-dbg-g-chip-info.rst | 13 +---
.../media/v4l/vidioc-dbg-g-register.rst | 18 ++---
.../media/v4l/vidioc-decoder-cmd.rst | 19 ++---
.../media/v4l/vidioc-dqevent.rst | 19 +----
.../media/v4l/vidioc-dv-timings-cap.rst | 17 ++---
.../media/v4l/vidioc-encoder-cmd.rst | 25 +++---
.../media/v4l/vidioc-enum-dv-timings.rst | 16 ++--
.../media/v4l/vidioc-enum-fmt.rst | 12 +--
.../media/v4l/vidioc-enum-frameintervals.rst | 15 +---
.../media/v4l/vidioc-enum-framesizes.rst | 16 +---
.../media/v4l/vidioc-enum-freq-bands.rst | 12 +--
.../media/v4l/vidioc-enumaudio.rst | 10 +--
.../media/v4l/vidioc-enumaudioout.rst | 10 +--
.../media/v4l/vidioc-enuminput.rst | 14 +---
.../media/v4l/vidioc-enumoutput.rst | 13 +---
.../media/v4l/vidioc-enumstd.rst | 23 ++----
.../userspace-api/media/v4l/vidioc-expbuf.rst | 14 +---
.../media/v4l/vidioc-g-audio.rst | 18 ++---
.../media/v4l/vidioc-g-audioout.rst | 16 ++--
.../userspace-api/media/v4l/vidioc-g-crop.rst | 16 ++--
.../userspace-api/media/v4l/vidioc-g-ctrl.rst | 16 ++--
.../media/v4l/vidioc-g-dv-timings.rst | 26 +++----
.../userspace-api/media/v4l/vidioc-g-edid.rst | 25 +++---
.../media/v4l/vidioc-g-enc-index.rst | 13 +---
.../media/v4l/vidioc-g-ext-ctrls.rst | 21 ++---
.../userspace-api/media/v4l/vidioc-g-fbuf.rst | 18 ++---
.../userspace-api/media/v4l/vidioc-g-fmt.rst | 22 +++---
.../media/v4l/vidioc-g-frequency.rst | 16 ++--
.../media/v4l/vidioc-g-input.rst | 15 ++--
.../media/v4l/vidioc-g-jpegcomp.rst | 17 ++---
.../media/v4l/vidioc-g-modulator.rst | 17 ++---
.../media/v4l/vidioc-g-output.rst | 15 ++--
.../userspace-api/media/v4l/vidioc-g-parm.rst | 30 +++-----
.../media/v4l/vidioc-g-priority.rst | 16 ++--
.../media/v4l/vidioc-g-selection.rst | 15 ++--
.../media/v4l/vidioc-g-sliced-vbi-cap.rst | 12 +--
.../userspace-api/media/v4l/vidioc-g-std.rst | 24 +++---
.../media/v4l/vidioc-g-tuner.rst | 19 ++---
.../media/v4l/vidioc-log-status.rst | 10 +--
.../media/v4l/vidioc-overlay.rst | 10 +--
.../media/v4l/vidioc-prepare-buf.rst | 10 +--
.../userspace-api/media/v4l/vidioc-qbuf.rst | 17 ++---
.../media/v4l/vidioc-query-dv-timings.rst | 15 ++--
.../media/v4l/vidioc-querybuf.rst | 10 +--
.../media/v4l/vidioc-querycap.rst | 16 ++--
.../media/v4l/vidioc-queryctrl.rst | 22 ++----
.../media/v4l/vidioc-querystd.rst | 15 ++--
.../media/v4l/vidioc-reqbufs.rst | 10 +--
.../media/v4l/vidioc-s-hw-freq-seek.rst | 11 +--
.../media/v4l/vidioc-streamon.rst | 14 ++--
.../v4l/vidioc-subdev-enum-frame-interval.rst | 10 +--
.../v4l/vidioc-subdev-enum-frame-size.rst | 11 +--
.../v4l/vidioc-subdev-enum-mbus-code.rst | 11 +--
.../media/v4l/vidioc-subdev-g-crop.rst | 16 ++--
.../media/v4l/vidioc-subdev-g-fmt.rst | 17 ++---
.../v4l/vidioc-subdev-g-frame-interval.rst | 16 ++--
.../media/v4l/vidioc-subdev-g-selection.rst | 17 ++---
.../media/v4l/vidioc-subdev-querycap.rst | 9 +--
.../media/v4l/vidioc-subscribe-event.rst | 17 ++---
209 files changed, 1058 insertions(+), 1649 deletions(-)

--
2.26.2