[Rd] R crash using Sys.which on Windows

[Tobias Verbeke]

Dear Prof. Ripley, 

Many thanks for the change in R 3.1.1 to be as well as for the description of the workaround for R 3.1.0.

Best regards,
Tobias Verbeke

----- Original Message -----
> From: "Prof Brian Ripley" <ripley at stats.ox.ac.uk>
> To: r-devel at r-project.org
> Sent: Monday, May 12, 2014 12:40:17 PM
> Subject: Re: [Rd] R crash using Sys.which on Windows
> 
> This is a change in behaviour of the Windows API function since the code
> was written (years ago).  It will be changed in R 3.1.1: meanwhile you
> can always use the shortPathName to abbreviate the name.
> 
> 
> On 06/05/2014 19:28, Tobias Verbeke wrote:
> > Dear list,
> >
> > When installing the latest version of Rtools (3.1.0.1942) into a path that
> > contains more than 96 characters on Windows 7 64-bit,
> > e.g. into
> >
> > C:\TheLatestRtoolsInAPathWithMoreThanNinetySixCharactersWillCrashTheRSessionUponCallingTheSysWhichFunctionInRToGetTheGccPath
> >
> > and assuming that the Rtools bin paths have been appropriately added to the
> > PATH environment variable as in
> >
> > c:\TheLatestRtoolsInAPathWithMoreThanNinetySixCharactersWillCrashTheRSessionUponCallingTheSysWhichFunctionInRToGetTheGccPath\bin;c:\TheLatestRtoolsInAPathWithMoreThanNinetySixCharactersWillCrashTheRSessionUponCallingTheSysWhichFunctionInRToGetTheGccPath\gcc-4.6.3\bin
> >
> > the following call from RGui 64-bit (version 3.1.0) reproducibly causes R
> > to crash:
> >
> > Sys.which("ls")
> >
> > Sys.which seems to use an internal function on Windows. Is this a known
> > issue?
> >
> > Please let me know if I can provide any more relevant information.
> >
> > Best,
> > Tobias
> >
> > ______________________________________________
> > R-devel at r-project.org mailing list
> > https://stat.ethz.ch/mailman/listinfo/r-devel
> >
> 
> 
> --
> 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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