[Rd] zip.unpack() crashes R (PR#2818)

Prof Brian Ripley ripley at stats.ox.ac.uk
Thu Apr 24 18:49:16 MEST 2003

On Tue, 22 Apr 2003 hb at maths.lth.se wrote:

> Full_Name: Henrik Bengtsson
> Version: R v1.7.0
> OS: WinXP Pro
> Submission from: (NULL) (
> There seems to be an upper limit of the number of files (approx 1000 files) a

Yes, 500 topics.

> zip-file can contain when unpacking it with zip.unpack(). This results in an R
> crash. This bug is urgent since install.packages() relies on zip.unpack() and
> too big packages/bundles won't install with the current R v1.7.0 for Windows.

Whyever should a R package have over 1000 files?
I think you are not understanding how to use the --use-zip options.

Also, look at options("unzip").

Why is this bug `urgent':  it has been around for 14 months, and no one
else has encountered a problem?

Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272866 (PA)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595

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