Compiling HXML toolbox under Hugs/Windows
glynn.clements at virgin.net
Thu Jan 22 13:53:28 EST 2004
Graham Klyne wrote:
> I'm looking through the GHC source distribution kit for the implementation
> of the Posix stuff used by POpen, with a view to possibly using that as a
> source of clues for implementing similar functionality (to POpen) under MS
> Windows, but so far I'm struggling.
> I have found an implementation of popen in the GHC dustribution, in
> hslibs/posix (but not, apparently, in the hierachical library tree), which
> appears to be functionally the same as that distributed with HXML Toolbox.
> I see what appears to be a forkProcess primitive implemented in a file
> ghc/rts/Schedule.c (but not for Windows, of course), but I don't see any
> corresponding Haskell source file with a corresponding declaration.
> I cannot find *any* reference to fdClose (another function that is
> used by popen).
> I'm mainly looking for examples of interfacing from Haskell to low-level C
> code on Windows. Also useful would be sample Windows code that executes a
> program and captures its stdout, etc., but I guess I'm more likely to find
> that elsewhere.
> Does anyone have any helpful pointers to offer?
[These are all from 5.04.2; the paths may have changed to somewhere
beneath libraries/ in 6.x, but the filenames will probably be the
Glynn Clements <glynn.clements at virgin.net>
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