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Re: The Hurd and autoconf (Was problem making severboot)



> I have had consistent trouble getting autoconf to work on the Hurd.

I don't recall hearing about this before.  

> When I built ssh and ntp4 both the autoconf program created a truncated
> configure file.  

That is probably either a bug in m4 or a bug in libc that m4 triggers.

> o I read through the autoconf script, and changed it so that it did
>   not use precompiled include files.

Say what now?

> o I figured out which input file was generating the last output, and
>   what the next output should be.  I isolated the place where the
>   output stopped.  I don't recall what the details were here, but I
>   remember thinking there was nothing peculiar happening there.  I
>   was particularly looking for diversions gone awry, but I don't
>   remember seeing them.
> o I verified that the same shell scripts in Linux generate sensible,
>   non-truncated configuration files.
> o I whined about this in private email to somebody, who told me he
>   sees it sometimes too, and blames m4.
> 
> In general, these days I run autoconf on my linux machine, and use the
> resulting configuration file to configure the Hurd.  My personal
> interest is not in debugging m4 problems, though someone certainly
> should look into it.  Since I have a workaround I am letting it go
> for later.
> 
> ----------------------
> Bill White <bill.white@griggsinst.com>
> "There's no art to find the mind's construction in the ASCII."
> Macbeth, Act I scene 1 (first draft).
> 
> 
> 
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