base class parameterisation?

2007-06-08 Thread Marco Maggi
Ciao, I am using GOOPS and I have a hierarchy like this: ---A--- | | v v A1 A2 B I wonder if there is a way to parameterise the construction of 'B' to let it have 'A1' or 'A2' as base class. I do not want to use delegation. TIA -- Mar

Re: debugging guile test failure and segfault.

2007-06-08 Thread Dan McMahill
Ludovic Courtès wrote: Hi, Dan McMahill <[EMAIL PROTECTED]> writes: a back trace showed that around line 834 of libguile/posix.c there is a call to ttyname() which is returning NULL. Unfortunately that NULL pointer is used a few lines later by some functions which try to run strlen() on it.

ANN: Guile-Charting 0.1.0 released

2007-06-08 Thread Andy Wingo
Hey all, While doing benchmarking and profiling on Guile, I wanted to make bar graphs with standard-deviation tickers. I couldn't get Gnumeric or Openoffice to do it, for various reasons. I then realized that it wouldn't be too bad to do it all in Guile, using Guile-Cairo, and a day and a half lat