see the man page, use -p
Normally, unbuffer does not read from stdin. This simplifies use of
unbuffer in some situations. To use unbuffer in a pipeline,
use the -p flag. Example:
process1 | unbuffer -p process2 | process3
** Changed in: expect (Ubuntu)
** Tags added: trusty
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https://bugs.launchpad.net/bugs/1547915
Title:
expect_unbuffer hangs
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** Package changed: ubuntu => expect (Ubuntu)
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https://bugs.launchpad.net/bugs/1547915
Title:
expect_unbuffer hangs
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https://bugs.launchpad
Thank you for taking the time to report this bug and helping to make
Ubuntu better. It seems that your bug report is not filed about a
specific source package though, rather it is just filed against Ubuntu
in general. It is important that bug reports be filed about source
packages so that people
