146 lines
2.1 KiB
Text
146 lines
2.1 KiB
Text
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jobs
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echo $?
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echo wait-for-pid
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sleep 10 &
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wait $!
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echo wait-errors
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wait 1-1
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wait -- -4
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echo wait-for-background-pids
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sleep 5 &
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sleep 8 &
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wait
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echo async list wait-for-background-pids
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sleep 5 & sleep 8 &
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wait
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echo async list wait for child
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sleep 5 & echo forked
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wait
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echo wait-when-no-children
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wait
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set -m
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echo wait-for-job
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sleep 5 &
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wait %2 # this should be a no-such-job error
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echo $?
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wait %1
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echo async list wait-for-job
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sleep 5 & echo forked
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wait %1
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echo fg-bg 1
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sleep 5 &
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%1
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echo fg-bg 2
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sleep 5 &
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fg %%
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echo fg-bg 3
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sleep 5 &
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fg %s
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echo fg-bg 4
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sleep 5 &
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fg %?ee
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# these next two are error cases
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echo fg-bg 5
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sleep 15 &
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fg %2 # this should be a no-such-job error
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bg %1 # this should be a `bg background job?' error
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wait
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# these may someday mean to start the jobs, but not print the line
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# describing the status, but for now they are errors
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echo fg-bg 6
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sleep 5 &
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fg -s %1
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bg -s %1
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wait
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# someday this may mean to disown all running jobs, but for now it is
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# an error
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disown -r
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# this is an error
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disown %1
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echo wait-for-non-child
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wait 1
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echo $?
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exit 1 | exit 2 | exit 3
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echo $? -- ${PIPESTATUS[@]} -- ${PIPESTATUS[0]} - ${PIPESTATUS[1]} - ${PIPESTATUS[2]}
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sleep 300 &
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sleep 350 &
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sleep 400 &
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jobs
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echo running jobs:
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jobs -r
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# should be an error
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kill -n 1 %4
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kill -STOP %2
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sleep 5 # give time for the shell to get the stop notification
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echo after kill -STOP
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echo running jobs:
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jobs -r
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echo stopped jobs:
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jobs -s
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disown %1
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echo after disown
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jobs
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echo running jobs:
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jobs -r
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echo stopped jobs:
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jobs -s
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kill -s CONT %2
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echo after kill -s CONT
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echo running jobs:
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jobs -r
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echo stopped jobs:
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jobs -s
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kill -STOP %3
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sleep 5 # give time for the shell to get the stop notification
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echo after kill -STOP, backgrounding %3:
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bg %3
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disown -h %2
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# make sure the killed processes don't cause a message
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exec 5>&2
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exec 2>/dev/null
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echo killing...
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kill -n 9 %2 %3
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wait # make sure we reap the processes while stderr is still redirected
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echo done
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exec 2>&5
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sleep 10 &
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kill -STOP %1
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sleep 5 # give time for the shell to get the stop notification
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echo after KILL -STOP, foregrounding %1
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fg %1
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echo done
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