[R-SIG-Mac] Buffering console output in R.app

Prof Brian Ripley ripley at stats.ox.ac.uk
Tue Feb 26 08:30:23 CET 2013

On 25/02/2013 20:00, Davor Cubranic wrote:
> R.app GUI 1.53 (6335 Leopard build 64-bit) and R 2.15.2 GUI 1.53 Leopard build 64-bit (6335)
> When I have a long-running call into C or C++, any output I try to print to the console with Rprintf or REprintf appears only after control returns to R, even when the text is terminated with a newline. I managed to force the output to appear immediately by following Rprintf's with R_FlushConsole and R_Process. Is this the recommended way to do it? I haven't had this issue when running R from Terminal or RStudio.

R_FlushConsole is the recommended way: see 'Writing R Extensions'.

> Davor

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

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