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Mail Archives: cygwin/2006/01/30/14:15:33

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Date: Mon, 30 Jan 2006 14:15:19 -0500 (EST)
From: Igor Peshansky <pechtcha AT cs DOT nyu DOT edu>
Reply-To: cygwin AT cygwin DOT com
To: Svend Sorensen <ssorensen AT gmail DOT com>
cc: cygwin AT cygwin DOT com
Subject: Re: 1.5.19: pdksh 5.2.14-3 tab-complete and shell metacharacters
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On Mon, 30 Jan 2006, Svend Sorensen wrote:

> On 1/30/06, Igor Peshansky <pechtcha AT XX DOT XXX DOT XXX> wrote:

Again, <http://cygwin.com/acronyms/#PCYMTNQREAIYR>.  Thanks.

> > Ugh, top-posting...  Reformatted.
> >
> > On Mon, 30 Jan 2006, Svend Sorensen wrote:
> >
> > > On 1/30/06, Igor Peshansky <pechtcha AT XX DOT XXX DOT XXX> wrote:
> >
> > <http://cygwin.com/acronyms/#PCYMTNQREAIYR>.  Thanks.
> >
> > > > On Thu, 26 Jan 2006, Svend Sorensen wrote:
> > > >
> > > > > When I use pdksh to expand the name of a file with spaces or
> > > > > other shell metachars in it, the filename is expanded without
> > > > > escaping the metacharacters.
> > > >
> > > > Thanks for the report.  I've been able to reproduce this.
> > > > There's an upstream patch that fixes the issue, and I'm currently
> > > > working on integrating that and other patches into the build to
> > > > produce a new release (but no ETA yet).
> > > >
> > > > > The pdksh version strings are identical.
> > > >
> > > > This is unfortunate.  What is the patchlevel shown for the pdksh
> > > > package on NetBSD?
> > > >
> > > > FWIW, I will include the full list of patches in the README for
> > > > the new release.
> > >
> > > The NetBSD system I tested has pdksh-5.2.14nb1 installed.  There are
> > > two patches in pkgsrc, one which removes a Makefile check for pdksh
> > > in the /etc/shells file, and one which removes a declaration of
> > > errorno. Other than that, it uses the vanilla pdksh-5.2.14.tar.gz
> > > sources.
> >
> > Hmm, this is extremely surprising, as 5.2.14 doesn't contain any code
> > to quote shell metacharacters on tab completion.  Are you sure those
> > are vanilla sources?  I know OpenBSD uses its own CVS repository for
> > PDKSH -- does NetBSD do this too?  Can you compare the tarball with
> > <ftp://ftp.cs.mun.ca/pub/pdksh/pdksh-5.2.14.tar.gz>?
>
> It turns out I was running NetBSD's base ksh, which must be a patched
> pdksh.

Ah, I thought so.

> I tested the version of pdksh in pkgsrc, and it has no metacharacter
> expansion.  The pkgsrc version of pdksh uses that source tarball you
> mentioned.

Right.  If you could get a pointer at the NetBSD CVS repository for pdksh,
or at least a list of NetBSD-specific patches on top of the base sources,
that would be great.

> > > I have attached the patches from pkgsrc.
> >
> > These patches don't seem to do anything interesting.
> >
> > The next release of PDKSH on Cygwin will be built with a metacharacter
> > quoting patch (from Debian).  I'd still like to investigate this to
> > see why it works for you on NetBSD without that patch...
>
> NetBSD must patch their stock pdksh, which would make this a feature
> request, not a bug report.

Nevertheless, I've been meaning to add upstream patches for a while...
They address some very nasty bugs in the vanilla sources.

> Should NetBSD modify their base KSH_VERSION reporting to show it is
> patched?

I'd say yes, if only to avoid the confusion you had at the start of this
thread (with the identical version numbers).

> Thanks for your help, Igor.

Don't thank me yet -- you'll probably be one of the people testing the new
release. :-)
	Igor
-- 
				http://cs.nyu.edu/~pechtcha/
      |\      _,,,---,,_	    pechtcha AT cs DOT nyu DOT edu | igor AT watson DOT ibm DOT com
ZZZzz /,`.-'`'    -.  ;-;;,_		Igor Peshansky, Ph.D. (name changed!)
     |,4-  ) )-,_. ,\ (  `'-'		old name: Igor Pechtchanski
    '---''(_/--'  `-'\_) fL	a.k.a JaguaR-R-R-r-r-r-.-.-.  Meow!

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