Re: 01/01: guix: Simplify and robustify lzread!.

[Ludovic Courtès]

Hi Pierre!

address@hidden skribis:

> commit ecfc54403e2a1934b4f6e84ddad429b7970091fa
> Author: Pierre Neidhardt <address@hidden>
> Date:   Tue May 7 18:40:40 2019 +0200
>
>     guix: Simplify and robustify lzread!.
      ^
Should be lzlib.

>     * guix/lzlib.scm (lzread!): Do it.
>     
>     Previously lzread! would fail if COUNT was bigger
>     than (lz-decompress-write-size).  This is possible if a previous call to
>     lzread! didn't empty the LZ_decompress input buffer (e.g. BV was too 
> small to
>     fit all the data).

Could you add a test for this corner case?  It’s corner cases like that
that can spoil the whole experience, so it feels safer to add tests as
soon as we encounter them.  :-)

Thanks!

Ludo’.