Re: encapsulating directory operations

Keith Thompson <Keith.S.Thompson+u@gmail.com> writes:

"Paul Edwards" <mutazilah@gmail.com> writes:

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See if a stream is known to have characters in it.

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I'd need a more precise explanation.  Does it just return a
true/false value?  If so, how does it differ from feof() and/or
ferror()?  What would it do on an interactive stream?  What is the
use case?

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Moreover, what is the definition of 'character' in this context?