As audio(4) manual says "In all respects /dev/audio and /dev/sound
are identical". Only one of them is needed and this diff is to
remove /dev/sound.
OK?
Index: etc/MAKEDEV.common
===================================================================
RCS file: /cvs/src/etc/MAKEDEV.common,v
retrieving revision 1.91
diff -u -p -u -p -r1.91 MAKEDEV.common
--- etc/MAKEDEV.common 4 Sep 2016 15:38:59 -0000 1.91
+++ etc/MAKEDEV.common 8 Sep 2016 05:48:20 -0000
@@ -418,13 +418,11 @@ _mkdev(acpi, acpi*, {-M acpi c major_acp
__devitem(pctr, pctr*, PC Performance Tuning Register access device)dnl
_mkdev(pctr, pctr, {-M pctr c major_pctr_c 0 644-})dnl
__devitem(au, audio*, Audio devices,audio)dnl
-_mkdev(au, audio*, {-M sound$U c major_au_c $U
+_mkdev(au, audio*, {-M audio$U c major_au_c $U
M mixer$U c major_au_c Add($U, 16)
- M audio$U c major_au_c Add($U, 128)
M audioctl$U c major_au_c Add($U, 192)
MKlist[${#MKlist[*]}]=";[ -e audio ] || ln -s audio$U audio"
MKlist[${#MKlist[*]}]=";[ -e mixer ] || ln -s mixer$U mixer"
- MKlist[${#MKlist[*]}]=";[ -e sound ] || ln -s sound$U sound"
MKlist[${#MKlist[*]}]=";[ -e audioctl ] || ln -s audioctl$U
audioctl"-})dnl
__devitem(vi, video*, Video V4L2 devices,video)dnl
_mkdev(vi, video*, {-M video$U c major_vi_c $U 600
Index: share/man/man4/audio.4
===================================================================
RCS file: /cvs/src/share/man/man4/audio.4,v
retrieving revision 1.74
diff -u -p -u -p -r1.74 audio.4
--- share/man/man4/audio.4 8 Sep 2016 05:18:20 -0000 1.74
+++ share/man/man4/audio.4 8 Sep 2016 05:48:20 -0000
@@ -53,14 +53,11 @@ underlying hardware configuration suppor
.Pp
There are four device files available for audio operation:
.Pa /dev/audio ,
-.Pa /dev/sound ,
.Pa /dev/audioctl ,
and
.Pa /dev/mixer .
.Pa /dev/audio
-and
-.Pa /dev/sound
-are used for recording or playback of digital samples.
+is used for recording or playback of digital samples.
.Pa /dev/mixer
is used to manipulate volume, recording source, or other audio mixer
functions.
@@ -68,10 +65,10 @@ functions.
accepts the same
.Xr ioctl 2
operations as
-.Pa /dev/sound ,
+.Pa /dev/audio ,
but no other operations.
In contrast to
-.Pa /dev/sound ,
+.Pa /dev/audio ,
which has the exclusive open property,
.Pa /dev/audioctl
can be opened at any time and can be used to read the
@@ -80,18 +77,11 @@ device variables while it is in use.
.Sh SAMPLING DEVICES
When
.Pa /dev/audio
-or
-.Pa /dev/sound
is opened, it attempts to maintain the previous audio sample format and
record/playback mode.
In addition, if it is opened read-only
(write-only) the device is set to half-duplex record (play) mode with
recording (playing) unpaused.
-In all respects
-.Pa /dev/audio
-and
-.Pa /dev/sound
-are identical.
.Pp
Only one process may hold open a sampling device at a given time
(although file descriptors may be shared between processes once the
@@ -514,7 +504,6 @@ string values.
.Bl -tag -width /dev/audioctl -compact
.It Pa /dev/audio
.It Pa /dev/audioctl
-.It Pa /dev/sound
.It Pa /dev/mixer
.El
.Sh SEE ALSO
