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Handle signals Handled signals are generally blocked and only unblocked when doing blocking I/O, i.e. either when reading commands or printing results. A (possibly queued) signal will then interrupt I/O and can be dealt with in the main loop.
author Guido Berhoerster <guido+pwm@berhoerster.name>
date Fri, 01 Sep 2017 22:33:41 +0200
parents 55281f14dc9b
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