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[bug#35880] [PATCH 7/7] lzlib: 'lzread!' never returns more than it was

From: Ludovic Courtès
Subject: [bug#35880] [PATCH 7/7] lzlib: 'lzread!' never returns more than it was asked for.
Date: Sun, 26 May 2019 21:54:50 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/26.2 (gnu/linux)

Pierre Neidhardt <address@hidden> skribis:

>> Fixes a bug whereby 'lzread!' could return more than COUNT.
> Hmm... But why is this a bug?

Because then the ‘read!’ method of the custom binary input port could
return more than ‘count’, which is understandably not permitted.

> (By the way, nice rewrite, I like it much better than my C->Scheme
> translation ;p)

Heheh, I initially tried to minimize changes but I found it easier to
reason about this version.


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