[ESS] Install experiences

[Neuwirth Erich]

If possible avoid using R_HOME.
Thomas Baiers family of tools (statconnDCOM, rcom ...)
has all sorts of problems when R_HOME is set.
Please use the registry entry if possible.

On Jun 21, 2012, at 2:54 PM, Rodney Sparapani wrote:

> On 06/21/2012 02:53 AM, Vitalie Spinu wrote:
>>   >>  "Richard M. Heiberger"<rmh at temple.edu>
>>   >>  on Wed, 20 Jun 2012 23:35:46 -0400 wrote:
>> 
>>   >  ESS finds R automatically when it is put in the default location
>>   >  c:/Program Files/R/
>> 
>> I wonder if anyone investigated of how to make ESS search for R in
>> windows registry. That would solve the issue once and forever.
>> 
>> Vitalie.
> 
> Actually, Paul Johnson started the thread "Windows suggestion..."
> where he looked at various alternatives to discovering Rterm from
> the registry.  I tested the following on Windows XP (sorry, I don't
> have access to a Windows 7 test machine).  I call it find-rterm.cmd
> It's not elegant, but it seems to work.
> 
> :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
> :: use environment variable R_HOME if defined
> :: else current folder if bin\rterm.exe exists
> :: else most current R as determined by registry entry
> :: else error
> :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
> 
> echo off
> 
> if not defined R_HOME if exist bin\rtrem.exe set R_HOME=%CD%
> 
> if not defined R_HOME for /f "tokens=2*" %%a in (
> 'reg query hklm\software\R-core\R /v InstallPath 2^>NUL ^| findstr InstallPath'
>  ) do set R_HOME=%%~b
> if not defined R_HOME for /f "tokens=2*" %%a in (
> 'reg query hkcu\software\R-core\R /v InstallPath 2^>NUL ^| findstr InstallPath'
>  ) do set R_HOME=%%~b
> if not defined R_HOME for /f "tokens=2*" %%a in (
> 'reg query hkcr\software\R-core\R /v InstallPath 2^>NUL ^| findstr InstallPath'
>  ) do set R_HOME=%%~b
> if not defined R_HOME for /f "tokens=2*" %%a in (
> 'reg query hku\software\R-core\R /v InstallPath 2^>NUL ^| findstr InstallPath'
>  ) do set R_HOME=%%~b
> if not defined R_HOME for /f "tokens=2*" %%a in (
> 'reg query hkcc\software\R-core\R /v InstallPath 2^>NUL ^| findstr InstallPath'
>  ) do set R_HOME=%%~b
> 
> if not defined R_HOME for /f "tokens=2*" %%a in (
> 'reg query hklm\software\wow6432Node\r-core\r /v InstallPath 2^>NUL
> ^| findstr InstallPath'
>  ) do set R_HOME=%%~b
> if not defined R_HOME for /f "tokens=2*" %%a in (
> 'reg query hkcu\software\wow6432Node\r-core\r /v InstallPath 2^>NUL
> ^| findstr InstallPath'
>  ) do set R_HOME=%%~b
> if not defined R_HOME for /f "tokens=2*" %%a in (
> 'reg query hkcr\software\wow6432Node\r-core\r /v InstallPath 2^>NUL
> ^| findstr InstallPath'
>  ) do set R_HOME=%%~b
> if not defined R_HOME for /f "tokens=2*" %%a in (
> 'reg query hku\software\wow6432Node\r-core\r /v InstallPath 2^>NUL
> ^| findstr InstallPath'
>  ) do set R_HOME=%%~b
> if not defined R_HOME for /f "tokens=2*" %%a in (
> 'reg query hkcc\software\wow6432Node\r-core\r /v InstallPath 2^>NUL
> ^| findstr InstallPath'
>  ) do set R_HOME=%%~b
> 
> if defined R_HOME echo R_HOME=%R_HOME%
> 
> if not defined R_HOME echo "Error: Rterm.exe not found" & goto:eof
> 
> 
> 
> -- 
> Rodney Sparapani, PhD  Center for Patient Care and Outcomes Research
> Sr. Biostatistician               http://www.mcw.edu/pcor
> 4 wheels good, 2 wheels better!   Medical College of Wisconsin (MCW)
> WWLD?:  What Would Lombardi Do?   Milwaukee, WI, USA
> 
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