jobs4.sub

来自「android-w.song.android.widget」· SUB 代码 · 共 25 行

# test being able to use job control notation in jobs/kill/wait without
# job control active, as the SUS requires

sleep 5 &

sleep 5 &
sleep 5 &
sleep 5 &
(sleep 5 ; exit 4) &

jobs

wait %%
echo $?

wait %1
echo $?

wait

# the sleep is intended to give the kill time to execute before the job
# exits
(sleep 1 ; cat ) &
kill -1 %% && echo i killed it || echo could not kill it