Message-ID: <Pine.LNX.4.61.0505171125550.7927@gannet.stats>
Date: 2005-05-17T10:26:39Z
From: Brian Ripley
Subject: a problem sourcing a file using chdir=TRUE
In-Reply-To: <Pine.SOL.4.50.0505161339140.1211-100000@pearson.stat.unipg.it>
This and some related problems should be fixed in tomorrow's R-patched
snapshot.
On Mon, 16 May 2005, Luca Scrucca wrote:
> Dear R-users,
>
> I used to give commands such as:
>
>> source(file="~/path/to/file.R", chdir=TRUE)
>
> but with the latest v. 2.1.0 it does not seem to work anymore.
> I tried to figure out what it was going on and it seems that the string
> for which
>> class(file)
> [1] "character"
> is changed to
>> class(file)
> [1] "file" "connection"
> when the connection is open by
> file <- file(file, "r", encoding = encoding)
>
> But this force the following if statement
> if (chdir && is.character(file) && (path <- dirname(file)) != ".")
> { owd <- getwd()
> on.exit(setwd(owd))
> setwd(path)
> }
> to be FALSE and then non changing of current directory is done.
> Is this the desired behavior or some bug fix is required?
--
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