[R-SIG-Mac] Version differences in filename completion behavior

[Don MacQueen]

Thank you, Simon.
I did search for information before posting, of course, but 
unfortunately did not think of NEWS; my apologies.

-Don

At 2:16 PM -0400 6/1/07, Simon Urbanek wrote:
>Don,
>
>first, you failed to tell us how you use R. There are several ways 
>(R.app, R from the shell, ESS, ...) and each uses a different way to 
>auto-complete. My wild guess is that you mean the second method 
>(based on your false statement about CRAN binary and libedit) and in 
>that case I can just repeat what has been said before ( 
>http://tolstoy.newcastle.edu.au/R/e2/devel/07/04/3027.html ) - 
>please read the NEWS.
>
>Cheers,
>Simon
>
>
>On Jun 1, 2007, at 1:18 PM, Don MacQueen wrote:
>
>>Hello,
>>
>>I am seeing a difference between R versions in how filename
>>completion performs. Specifically, something that worked in 2.3.1,
>>which I built from sources, does not work in the CRAN binary 2.5.0.
>>(Apparently, I skipped versions 2.4.x and went directly from 2.3.1 to
>>2.5.0, so I can't speak to the behavior in 2.4.x.)
>>
>>This may be due to the CRAN binary using libedit from Apple instead
>>of GNU readline?
>>(from the R for OS X faq: "Nevertheless, GNU readline has some
>>additional functionality so it may be worth installing anyway.")
>>
>>Details:
>>
>>Suppose I have files of R code in my working directory named:
>>      foo-bar.r
>>      ugh.bar.r
>>
>>I want to source these files using, e.g.,
>>      source('foo-bar.r')
>>      source('ugh.bar.r')
>>
>>In my R 2.3.1 (built from source), command line completion (by
>>hitting the tab key) worked for both files.
>>That is, after typing
>>     source('foo-b
>>or
>>     source('ugh.b
>>and then hitting TAB, the filename completed.
>>
>>In R 2.5.0 (binary), filename completion works for
>>     source('ugh.b
>>but not for
>>     source('foo-b
>>I hit the tab key, and it beeps but does nothing.
>>
>>Since I have been in the habit of using (and desire to use) hyphens
>>in file names, it would be nice to have both.
>>
>>I tried to find out which version of readline my build of 2.3.1 one
>>used, and couldn't find version info in any of the logs. But I do
>>have libreadline.5.0.dylib from fink in /sw/lib, whereas Apple seems
>>to supply libedit.dylib in /usr/lib, so maybe my build and the CRAN
>>binary are using different libraries. More than likely, I would
>>guess... And maybe Apple's doesn't support completion with hyphens.
>>
>>Thanks
>>-Don
>>
>>
>>The respective version and session info is:
>>
>>###### 2.5.0
>>>  version
>>                 _
>>platform       powerpc-apple-darwin8.9.1
>>arch           powerpc
>>os             darwin8.9.1
>>system         powerpc, darwin8.9.1
>>status
>>major          2
>>minor          5.0
>>year           2007
>>month          04
>>day            23
>>svn rev        41293
>>language       R
>>version.string R version 2.5.0 (2007-04-23)
>>
>>>  sessionInfo()
>>R version 2.5.0 (2007-04-23)
>>powerpc-apple-darwin8.9.1
>>
>>locale:
>>C
>>
>>attached base packages:
>>[1] "stats"     "graphics"  "grDevices" "utils"     "datasets"
>>"methods"   "base"
>>
>>###### 2.3.1
>>>  version
>>                 _
>>platform       powerpc-apple-darwin8.7.0
>>arch           powerpc
>>os             darwin8.7.0
>>system         powerpc, darwin8.7.0
>>status         Patched
>>major          2
>>minor          3.1
>>year           2006
>>month          08
>>day            19
>>svn rev        38935
>>language       R
>>version.string Version 2.3.1 Patched (2006-08-19 r38935)
>>
>>>  sessionInfo()
>>Version 2.3.1 Patched (2006-08-19 r38935)
>>powerpc-apple-darwin8.7.0
>>
>>attached base packages:
>>[1] "methods"   "stats"     "graphics"  "grDevices" "utils"
>>"datasets"  "base"
>>
>>
>>--
>>--------------------------------------
>>Don MacQueen
>>Environmental Protection Department
>>Lawrence Livermore National Laboratory
>>Livermore, CA, USA
>>
>>_______________________________________________
>>R-SIG-Mac mailing list
>>R-SIG-Mac at stat.math.ethz.ch
>>https://stat.ethz.ch/mailman/listinfo/r-sig-mac


-- 
--------------------------------------
Don MacQueen
Environmental Protection Department
Lawrence Livermore National Laboratory
Livermore, CA, USA