c++ - event handling in com port -

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i wrote c++ code communicate usb gsm modem using com ports. want informed when modem pulled out or disconnected somehow. can using event handling or other way? if answer yes i'll grateful if tell me way. in advance :).

thanks arefin

yes. usb standard quite definite fact unplugging of devices allowed , must managed os. since haven't told os, can't point precise function. in general, you'd @ device management functions.


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