>> Restarting is a little tricky for multi-threaded processes; you need
>> to leave any active threads running until they complete, without
>> making their symbols disappear out from under them.
Guido van Rossum:
> Hmm... This sounds very Sun specific (I'd be interesting in doing
> this on SGI's IRIX 5, which has dynamic linking like SunOS but a
> different thread library).
I suppose using Posix threads rather than a proprietary implementation or
several is out of the question? Just in the interests of long term portability.
OSF/1 on our KSR has Posix threads - so, oddly, does the workstation on my desk,
which runs OpenVMS.
> You can't use stdio streams in bi-directional mode, but you could
> fdopen() two files, one for reading and one for writing. For the file
> zapper, simply fflush() the stdio file and to a write() to its
> fileno() -- this is well-defined according to Posix and I'm sure also
> in practice.
Does that count as agreement?
-- Chris Lilley +-----------------------------------------------------------------------------+ | Technical Author, ITTI Computer Graphics and Visualisation Training Project | +-----------------------------------------------------------------------------+ | Computer Graphics Unit, | Internet: C.C.Lilley@mcc.ac.uk | | Manchester Computing Centre, | Janet: C.C.Lilley@uk.ac.mcc | | Oxford Road, | Voice: +44 61 275 6045 | | Manchester, UK. M13 9PL | Fax: +44 61 275 6040 | | X400: /I=c/S=lilley/O=manchester-computing-centre/PRMD=UK.AC/ADMD= /C=GB/ | | <A HREF="http://info.mcc.ac.uk/CGU/staff/lilley/lilley.html">my page</A> | +-----------------------------------------------------------------------------+