>> The proper way to open POSIX tty devices is as follows. First, open
>> them with the O_NONBLOCK flag; this guarantees that they won't block
>> waiting for carrier detect. Secondly, use the fcntl() call to clear the
>It doesnt however seem to guarantee they wont get hung up on instantly
>before they can issue a tcsetattr() ?
IIRC, the hangup is only generated on a DCD *drop*, not on DCD being
already low.
gert
-- email: gert@greenie.muc.de fax: +49-89-3244814 http://www.leo.org/~doeringEvery nation has the government it deserves. --Joseph De Maistre
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