Re: cdrtools cdrecord/cdrecord.c

[scdbackup@gmx.net]

Hi,
 
> > I recently introduced a fifo into my growisofs script.
> > Now it is already obsolete. What a carreer. :))
> >
> For a talk I gave on "introduction to pthreads" I wrote a ring buffer 
> program with most of the options one could want.

Isn't there anybody in the world who did not make his own fifo ? :o)

But i could need a pointer to some programming hints about
threads and signal handling. Especially how to keep all
but a particular thread from being interrupted and jumping
into the signal handler function.


> I played with this a bit, if you are using higher level calls you can 
> replace fopen() with an open() using O_DIRECT, an fdopen() after that, 

Are you sure that the FILE functions like fread(), fwrite() don't
spoil the success ?

> The main benefit was to have less impact on 
> the rest of the system, the i/o in the program didn't run that much faster.

A less annoyed system can possibly deliver better throughput.
It is worth to further think about that. (I must get my
processing pipe leaner, first.)


Have a nice day :)

Thomas