From: "Alex Oleynikov" <alex AT compuweigh DOT com>
Newsgroups: comp.os.msdos.djgpp
References: <36F74B8910ED2E4AB98A2E8829085F151740 AT email2k DOT compuweigh DOT com> <1026239617 DOT 616997 AT queeg DOT ludd DOT luth DOT se> <BBHW8.42743$%%2 DOT 1977894 AT news2 DOT east DOT cox DOT net> <agn0ie$a41$1 AT antares DOT lu DOT erisoft DOT se> <bPFX8.63227$%%2 DOT 2645173 AT news2 DOT east DOT cox DOT net> <1026501851 DOT 402445 AT queeg DOT ludd DOT luth DOT se>
Subject: Re: Stderr redirection problems
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Date: Fri, 12 Jul 2002 21:11:01 GMT
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To: djgpp AT delorie DOT com
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"Martin Str|mberg" <ams AT speedy DOT ludd DOT luth DOT se> wrote in message
news:1026501851 DOT 402445 AT queeg DOT ludd DOT luth DOT se...
> Alex Oleynikov <alex AT compuweigh DOT com> wrote:
> :> Ok. How about adding a file system extension (FSEXT) that handles the
> :> device (say you name it "my_prn") and then you open it and fprintf()
> :> as usual to it. In the extension you use the serial comm. library
> :> (which name I've forgotten right now) and detect if something goes
> :> wrong and set errno accordingly and return -1?
>
> : As I said before, I have to know precisely when something happens with
the
> : printer and what exactly has happened. For that matter I need a
> : bi-directional communication with the printer, since it is capable of
> : returning its own status information back to the program on request.
>
> Yes. And that's what you should do in the FSEXT...

I am not sure that I am familiar with this tool.
Can you please send me a link to a web-page describing what it is and how it
can be used.

Thanks,
Alex