[R-SIG-Mac] quartz crash

[Prof Brian Ripley]

You should not be asking for strwidth() without setting up a coordinate 
system.

> [1] 6.425911e-297 1.927773e-296

is not 'works ok'.  That's not to say that there is not a quartz bug here 
as well.

On Thu, 1 May 2008, Luca Scrucca wrote:

> Dear R-Mac-users,
>
> I got a crash using strwidth() on a quartz device. For example:
>
>> par(family = "mono")
>> strwidth(c("a", "aaa"))
>
> *** caught bus error ***
> address 0x10, cause 'non-existent physical address'
>
> Traceback:
> 1: strwidth(text)
>
> Possible actions:
> 1: abort (with core dump, if enabled)
> 2: normal R exit
> 3: exit R without saving workspace
> 4: exit R saving workspace
> Selection:
>
> Please consider that not setting family to "mono" will result in no crash 
> when strwidth() is called. Also, using the x11 device works ok.
> For example:
>
>> x11()
>> par(family = "mono")
>> strwidth(c("a", "aaa"))
> [1] 6.425911e-297 1.927773e-296
>
> I installed the R binary kindly provided at CRAN, as well as binary packages. 
> The OSX is Leopard 10.5.2.
> These are my R session infos
>> sessionInfo()
> R version 2.7.0 (2008-04-22)
> i386-apple-darwin8.10.1
>
> locale:
> en_GB.UTF-8/en_GB.UTF-8/C/C/en_GB.UTF-8/en_GB.UTF-8
>
> attached base packages:
> [1] graphics  utils     datasets  grDevices stats     methods   base
>
> other attached packages:
> [1] RColorBrewer_1.0-2 rgl_0.77
>
> Thanks,
>
> Luca
>
>
> --------------------------------------------------
> Luca Scrucca
> Dipartimento di Economia, Finanza e Statistica
> Sezione di Statistica
> Università  degli Studi di Perugia
> Via A. Pascoli, 20
> 06123 PERUGIA  (ITALY)
> Tel. +39-075-5855233
> Fax: +39-075-5855950
> E-mail:   luca at stat.unipg.it
> Web page: http://www.stat.unipg.it/luca
> --------------------------------------------------
>

-- 
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