[R-SIG-Mac] system() from R.app

[Richard Bourgon]

You can set environmental variables which GUI apps, including R.app,  
will see in

   ~/.MacOSX/environment.plist

(Create the directory and file if they don't already exist.)

- R

On 30 Nov 2006, at 09:15, stefano iacus wrote:

> Nicola,
> yes, R.app does not have the same env vars sets of the shell. This,
> indeed, applies to all GUI app under OS X. It is possible to set env
> vars at OS X level. There is a plist file somewhere. I don't remember
> the details because I never use it.
>
> In your case latex is not the the current path used by R.app
>
> You can check it using
> path <- Sys.getenv("PATH")
> path
>
> in my case latex is under /usr/local/teTeX/bin/powerpc-apple-darwin-
> current (a "which latex" or env in the shell will tell) so
>
> new.path <- paste(path,":/usr/local/teTeX/bin/powerpc-apple-darwin-
> current", sep="")
>
> and add latex path using
>
> Sys.putenv("PATH"= new.path)
> now latex should work.
>
>
> stefano
>
>
> On 30/nov/06, at 17:58, nicola sartori wrote:
>
>> Dear all,
>>
>> I have a question on the use of system(command) from R.app:
>> if I try, for instance, to do:
>>
>> system("latex foo.tex")
>>
>> I get the following output in the console:
>>
>> /bin/sh: line 1: latex: command not found
>>
>> While if I do the same thing running R from the terminal (or xterm
>> under X11) it works just fine.
>> I guess the reason is that, when in the terminal, the path is set by
>> my shell init file (which, incidentally, is bash) while this doesn't
>> happen when in R.app.
>> By the way, running latex is not a big issue: I can get the right
>> path from options(), but for other commands the problem will still be
>> there
>>
>> Is there a workaround for this?
>>
>> Thanks in advance for any help.
>>
>> Best,
>> Nicola
>>
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>>
>
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