poll_fd(fd, timeout_s::Real; readable=false, writable=false)

Monitor a file descriptor fd for changes in the read or write availability, and with a timeout given by timeout_s seconds.

The keyword arguments determine which of read and/or write status should be monitored; at least one of them must be set to true.

The returned value is an object with boolean fields readable, writable, and timedout, giving the result of the polling.


See Also

abspath, basename, chmod, countlines, cp, ctime, dirname, download, evalfile, expanduser, fdio, filemode, filesize, functionloc, gperm, homedir, include_string, isabspath, isblockdev, ischardev, isdir, isdirpath, isexecutable, isfifo, isfile, islink, ismount, ispath, isreadable, issetgid, issetuid, issticky, iswritable, joinpath, less, lstat, mkdir, mkpath, mktemp, mktempdir, mtime, mv, normpath, operm, poll_fd, poll_file, readall, readcsv, readdir, readdlm, readlines, readlink, realpath, relpath, rm, splitdir, splitdrive, splitext, stat, symlink, tempdir, tempname, touch, truncate, uperm, watch_file, writecsv,

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