[Rd] dos-style line endings in .Rbuildignore result in files not being excluded

Nathan Coulter org.r-project.r-devel at pooryorick.com
Tue Oct 14 19:31:48 CEST 2008


>  -------Original Message-------
>  From: Prof Brian Ripley <ripley at stats.ox.ac.uk>
>  Subject: Re: [Rd] dos-style line endings in .Rbuildignore result in files not being excluded
>  Sent: 2008-10-14 12:59
>  
>  On Tue, 14 Oct 2008, Nathan Coulter wrote:
>  
>  > Prof Brian Ripley wrote:
>  >
>  >> But to the point: how often do people get DOS-style files on a
>  >> Unix-alike? You have to work pretty hard to do this, and there comes a
>  >> point at which complicating R to workaround wrongly encoded files is not
>  >> worth the trouble.  Let's see if anyone else reports having done this.
>  >>
>  >
>  > In my experience, this is a common occurrence.  Granted, foreign line
>  > delimiters are less common in a configuration file like .Rbuildignore, but
>  > they
>  > have been the culprit more than once in package problems I have encountered.
>  > think functionality like Python's universal newlines would be a big win for
>  > R.
>  
>  But R *does* have 'universal newlines' on its connections, and has for
>  many years.
>  

I'm suggesting that Python might be a better choice than perl for auxiliary
scripts because these details are handled under the hood.

-- 
Nathan Coulter




>  -------Original Message-------
>  From: Prof Brian Ripley <ripley at stats.ox.ac.uk>
>  Subject: Re: [Rd] dos-style line endings in .Rbuildignore result in files not being excluded
>  Sent: 2008-10-14 12:59
>  
>  On Tue, 14 Oct 2008, Nathan Coulter wrote:
>  
>  > Prof Brian Ripley wrote:
>  >
>  >> But to the point: how often do people get DOS-style files on a
>  >> Unix-alike? You have to work pretty hard to do this, and there comes a
>  >> point at which complicating R to workaround wrongly encoded files is not
>  >> worth the trouble.  Let's see if anyone else reports having done this.
>  >>
>  >
>  > In my experience, this is a common occurrence.  Granted, foreign line
>  > delimiters are less common in a configuration file like .Rbuildignore, but
>  > they
>  > have been the culprit more than once in package problems I have encountered.
>  > think functionality like Python's universal newlines would be a big win for
>  > R.
>  
>  But R *does* have 'universal newlines' on its connections, and has for
>  many years.
>  
>  We are talking about a Perl script here, not R.
>  
>  > One of the big draws in a programming language like Python is its claim to
>  > being portable, and universal newlines are a critical part of that
>  > functionality.  Mac-style newline delimiters are surfacing more often these
>  > days as well, and the best place to sort this all out would be in the
>  > built-in
>  > file manipulation functions.
>  > --
>  > Nathan Coulter
>  > Computer Programmer
>  >
>  
>  --
>  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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