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# fork and forkwait
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shopt --set oil:upgrade
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shopt --unset errexit
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fork
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echo status=$?
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fork extra
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echo status=$?
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fork extra {
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echo hi
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}
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echo status=$?
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#
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forkwait
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echo status=$?
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forkwait extra
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echo status=$?
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forkwait extra {
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echo hi
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}
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echo status=$?
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## STDOUT:
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status=2
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status=2
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status=2
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status=2
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status=2
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status=2
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## END
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shopt --set oil:upgrade
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shopt --unset errexit
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old=$PWD
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forkwait {
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cd /
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echo hi
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exit 42
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}
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echo status=$?
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if test "$old" = "$PWD"; then
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echo ok
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fi
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## STDOUT:
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hi
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status=42
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ok
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## END
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shopt --set oil:upgrade
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shopt --unset errexit
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old=$PWD
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fork {
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cd /
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echo hi
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sleep 0.01
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exit 42
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}
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#echo status=$? race condition
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wait -n
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echo status=$?
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if test "$old" = "$PWD"; then
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echo ok
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fi
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## STDOUT:
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hi
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status=42
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ok
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## END
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