JStopDAQ.sh

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#!/usr/bin/env zsh
#
# \author mdejong
#
script=${0##*/}
 
# ------------------------------------------------------------------------------------------
#
#                            Utility script to stop DAQ processes.
#
# ------------------------------------------------------------------------------------------
 
if [ -z $JPP_DIR ]; then
    echo "Variable JPP_DIR undefined."
    exit
fi
 
source $JPP_DIR/setenv.sh $JPP_DIR >& /dev/null
 
set_variable     SERVER  localhost  
define_variable  LOGGER
 
if do_usage $*; then
    usage "$script <server> [logger]"
fi
 
case $# in
    2) set_variable LOGGER $2;&
    1) set_variable SERVER $1;;
    *) fatal "Wrong number of arguments."
esac
 
# An elegant way to terminate all clients, if necessary.
 
for TAG in RC_CMD RC_DOM RC_EVT RC_DWRT RC_DFLTR RC_DQUE; do
    JPutMessage -H $SERVER -t $TAG -m ev_recover
    JPutMessage -H $SERVER -t $TAG -m ev_pause
    JPutMessage -H $SERVER -t $TAG -m ev_stop
    JPutMessage -H $SERVER -t $TAG -m ev_quit
    JPutMessage -H $SERVER -t $TAG -m ev_reset
    JPutMessage -H $SERVER -t $TAG -m ev_off
done
 
# Stop message logger.
 
if [[ -n $LOGGER ]]; then
    JPutMessage -H $LOGGER -t MSG -m stop
fi