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function alert --description 'print and ring bell' --argument loop
set usage "Usage: alert [-l | --loop]"
set cmd "xkbbell ^/dev/null; echo -n -e \a"
if test -n "$loop"; and test "$loop" != "-l" -a "$loop" != "--loop"; or test (count $argv) -gt 1
echo $usage >&2
return 1
else
eval $cmd
if test -n "$loop"
while true
for i in (seq 1 20)
alert
sleep 1
end
sleep 1m
end
end
end
end
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