Re: How to restart alsa?

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Mark Haney writes:
> Paul Smith wrote:
> >
> >I have searched for the alsasound script but I cannot find it. Any help?
> >
> >Thanks in advance,
> >
> >Paul
> >
> What do you have in /etc/init.d?  It should be in there if you have alsa 
> installed.
> 
Stripped by FC for some reason I don't understand. I get mine from
CCRMA. I'm attaching. Let me know if that doesn't come through.

Janina

> 
> 
> 
> -- 
> Fere libenter homines id quod volunt credunt.
> 
> Mark Haney
> Sr. Systems Administrator
> ERC Broadband
> (828) 350-2415
> 
> -- 
> fedora-list mailing list
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-- 

Janina Sajka				Phone: +1.202.595.7777
Partner, Capital Accessibility LLC	http://CapitalAccessibility.Com

Marketing the Owasys 22C talking screenless cell phone in the U.S. and Canada--Go to http://ScreenlessPhone.Com to learn more.

Chair, Accessibility Workgroup		Free Standards Group (FSG)
janina@xxxxxxxxxxxxxxxxx		http://a11y.org
#!/bin/bash
#
# alsasound     This shell script takes care of starting and stopping
#               the ALSA sound driver.
#
# This script requires /usr/sbin/alsactl and /usr/bin/aconnect
# programs from the alsa-utils package.
#
# Copyright (c) by Jaroslav Kysela <perex@xxxxxxx> 
#
#
#  This program is free software; you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation; either version 2 of the License, or
#  (at your option) any later version.
#
#  This program is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.
#
#  You should have received a copy of the GNU General Public License
#  along with this program; if not, write to the Free Software
#  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
#
#
# For RedHat 5.0+:
# chkconfig: 2345 87 14
# description: ALSA driver
#
# modified to visually fit into SuSE 6.0+ by Philipp Thomas <pthomas@xxxxxxx>
# further improvements by Bernd Kaindl, Olaf Hering and Takashi Iwai.
# 
### BEGIN INIT INFO
# Provides:       alsasound
# Required-Start: $remote_fs
# Required-Stop: $remote_fs
# Default-Start:  2 3 5
# Default-Stop:
# Description:    Loading ALSA drivers and store/restore the current setting
### END INIT INFO

if [ -r /etc/rc.config ]; then
  . /etc/rc.config
  rc_warning="\033[33m\033[1m"
else
  rc_done="done"
  rc_warning=""
  rc_reset=""
fi

if [ x$START_ALSA != xno ]; then
  START_ALSA=yes
fi
if [ x$START_ALSA_SEQ != xno ]; then
  START_ALSA_SEQ=yes
fi

# Determine the base and follow a runlevel link name.
base=${0##*/}
link=${base#*[SK][0-9][0-9]}

# Force execution if not called by a runlevel directory.
test $link = $base && START_ALSA=yes
test "$START_ALSA" = yes || exit 0

alsactl=/usr/sbin/alsactl
asoundcfg=/etc/asound.state
aconnect=/usr/bin/aconnect
alsascrdir=/etc/alsa.d
if [ -x /sbin/lsmod ]; then
  lsmod=/sbin/lsmod
else
  lsmod=lsmod
fi

# modprobe returns 255 when failed..
function probe_module () {
   /sbin/modprobe $*
   test $? = 0 && return 0
   return 1
}

function start() {
  #
  # insert all sound modules
  #

  module_loaded=0
  drivers=`/sbin/modprobe -c | \
    grep -E "^[[:space:]]*alias[[:space:]]+snd-card-[[:digit:]]" | \
    awk '{print $3}'`
  for i in $drivers; do
    if [ "$i" != off ]; then
      echo -n "Starting sound driver: $i "
      probe_module $i && module_loaded=1
      echo -e "$rc_done"
    fi
  done
  test $module_loaded -eq 0 && return
  #
  # insert sequencer modules
  #
  if [ x"$START_ALSA_SEQ" = xyes -a -r /proc/asound/seq/drivers ]; then
    cut -d , -f 1 /proc/asound/seq/drivers | \
    while read t ; do
      test -z $t || /sbin/modprobe $t
    done
  fi
  #
  # restore driver settings
  #
  if [ -d /proc/asound ]; then
    if [ ! -r $asoundcfg ]; then
      echo "No mixer config in $asoundcfg, you have to unmute your card!"
    else
      if [ -x $alsactl ]; then
        $alsactl -F -f $asoundcfg restore
      else
        echo -e "${rc_warning}ERROR: alsactl not found${rc_reset}"
      fi
    fi
  fi
  #
  # run card-dependent scripts
  for i in $drivers; do
    t=${i##snd-}
    if [ -x $alsascrdir/$t ]; then
      $alsascrdir/$t
    fi
  done

  #
  # touch lockfile if lockdir exists
  #
  if [ -d /var/lock/subsys ] ; then
    touch /var/lock/subsys/alsasound
  fi
}

function terminate() {
  #
  # Kill processes holding open sound devices
  #
  # DEVS=`find /dev/ -follow -type c -maxdepth 1 -print 2>/dev/null | xargs ls -dils | grep "1*1[46]," | cut -d: -f2 | cut -d" " -f2; echo /proc/asound/dev/*`
  fuser -k /dev/admmidi? /dev/adsp? /dev/amidi? /dev/audio* /dev/dmfm* \
     /dev/dmmidi? /dev/dsp* /dev/dspW* /dev/midi0? /dev/mixer? /dev/music \
     /dev/patmgr? /dev/sequencer* /dev/sndstat >/dev/null 2>&1
  if [ -d /proc/asound/dev ]; then
    fuser -k /proc/asound/dev/* >/dev/null 2>&1
  fi
  if [ -d /dev/snd ]; then
    fuser -k /dev/snd/* >/dev/null 2>&1
  fi
  #
  # remove all sequencer connections if any
  #
  if [ -f /proc/asound/seq/clients -a -x $aconnect ]; then
    $aconnect --removeall
  fi
}

function stop() {
  #
  # store driver settings
  #
  if [ -x $alsactl ]; then
    $alsactl -f $asoundcfg store
  else
    echo -n -e "${rc_warning}!!!alsactl not found!!!${rc_reset} "
  fi
  #
  # mute master to avoid clicks at unload
  #
  /usr/bin/amixer set Master mute >/dev/null 2>&1
  #
  # remove all sound modules
  #
  $lsmod | grep -E "^snd" | grep -Ev "(snd-page-alloc|snd_page_alloc)" | while read line; do \
     /sbin/rmmod `echo $line | cut -d ' ' -f 1`; \
  done
  # remove the 2.2 soundcore module (if possible)
  /sbin/rmmod soundcore 2> /dev/null
  /sbin/rmmod gameport 2> /dev/null

  #
  # remove lockfile if lockdir exists
  #
  if [ -d /var/lock/subsys ] ; then
    rm -f /var/lock/subsys/alsasound
  fi
}

# See how we were called.
case "$1" in
  start)
        # Start driver if it isn't already up.
	if [ ! -d /proc/asound ]; then
	  start
	else
	  echo "ALSA driver is already running."
	fi
        ;;
  stop)
        # Stop daemons.
	if [ -d /proc/asound ]; then
          echo -n "Shutting down sound driver: "
	  terminate
	  stop
 	  echo -e "$rc_done"
	fi
        ;;
  restart|reload)
	$0 stop
	$0 start
	;;
  status)
        if [ -d /proc/asound ]; then
          echo -n "ALSA sound driver loaded."
        else
          echo -n "ALSA sound driver not loaded."
        fi
        echo
        ;;
  *)
        echo "Usage: alsasound {start|stop|restart|status}"
        exit 1
esac

exit 0

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