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#
# Chet Ramey <chet.ramey@case.edu>
#
# Copyright 1992 Chester Ramey
#
# 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, or (at your option)
# any later version.
#
# TThis 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.
trap _notify CHLD
NOTIFY_ALL=false
unset NOTIFY_LIST
unalias false
false()
{
return 1
}
_notify ()
{
local i j
local newlist=
if $NOTIFY_ALL
then
return # let bash take care of this itself
elif [ -z "$NOTIFY_LIST" ]; then
return
else
set -- $NOTIFY_LIST
for i in "$@"
do
j=$(jobs -n %$i)
if [ -n "$j" ]; then
echo "$j"
jobs -n %$i >/dev/null
else
newlist="newlist $i"
fi
done
NOTIFY_LIST="$newlist"
fi
}
notify ()
{
local i j
if [ $# -eq 0 ]; then
NOTIFY_ALL=:
set -b
return
else
for i in "$@"
do
# turn a valid job spec into a job number
j=$(jobs $i)
case "$j" in
[*) j=${j%%]*}
j=${j#[}
NOTIFY_LIST="$NOTIFY_LIST $j"
;;
esac
done
fi
}
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