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Re: perl: cpan module's interactive mode fails
- From: "Gerrit P. Haase" <gerrit at familiehaase dot de>
- To: Thomas Berger <ThB at gymel dot com>, cygwin at cygwin dot com
- Cc: Stephan Petersen <sp at gtt-technologies dot de>, ThB dot com at t-online dot de, freeweb at nyckelpiga dot de
- Date: Thu, 19 Aug 2004 10:55:26 +0200
- Subject: Re: perl: cpan module's interactive mode fails
- Organization: Esse keine toten Tiere
- References: <41235C84.7060300@gtt-technologies.de> <4123B56F.6010003@gymel.com>
- Reply-to: "Gerrit P. Haase" <gerrit at familiehaase dot de>
Thomas schrieb:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
> Hi Stephan & Gerrit,
> My original reply to the cygwin list somehow did not arrive,
> thus the personal mail.
> | I just ran "perl -MCPAN -e shell" and tried to install Bundle::LWP.
> |
> | But when it does "Scanning cache /home/sp/.cpan/build for sizes", see
> below, it chokes with (see output below):
> |
> | /usr/bin/tar: Skipping to next header
> | /usr/bin/tar: Archive contains obsolescent base-64 headers
> | gzip: stdin: invalid compressed data--crc error
> | gzip: stdin: invalid compressed data--length error
> |
> |
> | I removed all ~/.cpan stuff, tried it again, no difference.
> |
> | Does anybody have an idea what's going on?
> I had the same problem but could not quite nail it down to either
> a shell issue or one of the cywwin1.dll:
> cpan.pm executes a system call
> ~ system("$CPAN::Config->{gzip} -dc $read > $write")==0;
> This
> gzip -dc input > output
> injects DOS Line breaks to output and thus corrupts the resulting
> tarfile (gzip -d works correctly, it seems to be a matter with
> the STDOUT redirection).
> I've been playing with binmode settings and different shells to no
> avail (but I'm not at all proficient in that area).
> The Solution was to install Compress::Zlib by hand (actually by
> temporarily tweaking cpan.pm to
> ~ system("$CPAN::Config->{gzip} -d $read")==0;
> in the line above): With Compress::Zlib installed cpan.pm does not
> any more try to employ gzip.
The perl package distributed via the cygwin mirrors already includes
Compress::Zlib, so there should be no problems with a fresh perl
installation.
Gerrit
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