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This Week on perl5-porters (22-28 September 2003)
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From:
Rafael Garcia-Suarez
Date:
September 29, 2003 04:45
Subject:
This Week on perl5-porters (22-28 September 2003)
Message ID:
20030929133910.36dd9e42.rgarciasuarez@free.fr
This Week on perl5-porters (22-28 September 2003)
Perl 5.8.1 was released. 'Nuff said.
The Release
Jarkko Hietaniemi began the week by releasing the last candidate, perl
5.8.1 RC 5, which was extensively tested on all available platforms and
with lots of CPAN modules.
Then, three days later, he finally uploaded the final tarball of 5.8.1
to the CPAN, leaving for a well-deserved vacation, applauded by the
whole crew for his wonderful job.
The Official Announcement : http://xrl.us/uoz
Jarkko retiring from pumpkineering (a word that ispell must be told
about), Nicholas Clark is now the new 5.8.x maintenance pumpking. Public
acclamations.
The Plan for 5.8.x : http://xrl.us/uo7
Phalanx
Andy Lester announced the Phalanx project, aimed at creating a solid
testing base for Perl 5 and Ponie, through extensive tests of the most
important CPAN modules.
http://xrl.us/uwf
http://qa.perl.org/phalanx/
-i and symbolic links
Pekka Savola reports (bug #24000) that when perl is given the "-i"
switch (in place edition of input files), the symbolic links are
replaced by modified plain files, but the file they point to is not
modified. Although perl could be made to edit the linked files through
@ARGV modification, it's not clear what kind of DWIMmery should be
implemented here by default, the old one being at least
backwards-compatible. Aaron Sherman points out that the behavioral
change would be better done at the C level, and not via an error-prone
perl module (due to symlink chains and other relative pathnames
madness).
http://xrl.us/uwg
Overloading log()
Tels reports that it's not possible to overload log() (via the
"overload" pragma) and make it accept more than one parameter. (Bug
#24016). Rafael suggests to define an overriding log() subroutine
instead. Mark-Jason Dominus gives further details.
http://xrl.us/uwh
The :locked attribute
Elizabeth Mattijsen notices that the :locked subroutine attribute,
documented in the "attributes" manpage, is relevant only to the old
5005threads model. Then she makes a patch to turn it into a compile-time
error if used with ithreads, intended to go in 5.8.x. But support for
:locked should be completely removed from the 5.9.x branch, as
5005threads are no longer supported.
http://xrl.us/uwi
Readonly local values
The code snipped that was posted last week by Stas Bekman and that
produced a "Modification of a read-only value attempted" error in
bleadperl is now permitted again. Rafael fixed it in a way that, when a
magic variable is localized, the readonly flag is propagated *only* if
its kind of magic can handle value affectations. This should protect
from bugs as well as minimizing the annoyance for the programmer.
In Brief
Rick Delaney proposed a patch to fix the behaviour of require() setting
or not setting keys in %INC when it tries to load a module that has
compilation errors. His patch arranges for failures to be cached in %INC
as undefined values.
Mark-Jason Dominus reports that overloaded operators don't seem to work
with blessed functions (bug #24033). Yitzchak Scott-Thoennes explains
that the issue is that the overload magic flag is on the reference, not
on the referent.
David Buckley reported a couple of segfault cases in Data::Dumper,
involving threads and/or large recursive structures (bugs #23965 and
#24013).
Gabor Szabo looks for the P5P FAQ. The old FAQ Simon Cozens crafted is
now outdated. Rafael promises to update it, and Robert Spier to upload
it to http://dev.perl.org/.
Tels released Math::BigInt 1.66, just in time for 5.8.1.
About this summary
This week's summary was produced by Rafael Garcia-Suarez. Summaries are
published weekly on http://use.perl.org/ and on a mailing list, which
subscription address is perl5-summary-subscribe@perl.org. Corrections
and comments are welcome. Next week, I'll take a break, and will be
kindly replaced by Elizabeth Mattijsen.
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This Week on perl5-porters (22-28 September 2003)
by Rafael Garcia-Suarez