[R] postscript() filenames with forward slashes cause abort

[Waichler, Scott R]

> > My newly installed R-2.1.0 apparently doesn't like forward 
> slashes in
> > filenames:
> > 
> > > R.version.string
> > [1] "R version 2.1.0, 2005-04-18"
> > > plotfile <- "\home\mean_monthly_stl.eps"
> > > postscript(plotfile)
> > > plotfile <- "/home/mean_monthly_stl.eps"
> > > postscript(plotfile)
> > *** glibc detected *** double free or corruption (!prev): 
> 0x098e7180 
> > *** Abort
> > 
> 
> I would conjecture that it has to do with the fact that you 
> do not have write permission in /home!  The backslashed 
> version just creates homemean_monthly_stl.eps in the current 
> directory. If you substitute /tmp for /home, the problem goes 
> away (provided you're on some kind of Unix/Linux -- you 
> didn't say). It's still a bug of course.

Yes, that was it.  When I first came across the problem, I had a typo in
my longish pathname.  For the post to R Help I wanted to simplify the
problem as much as possible, and as luck would have it, I picked a
shorter pathname that was not writeable by me.

Thanks,
Scott