[rrd-developers] Re: BUG: attempt to put segment in horiz list twice ??

[Per Jessen]

Ruud H.G. van Tol wrote:

> You shouldn't close stderr, but redirect it somewhere, like to a file or
> to /dev/null. 

Yep, tried that too, same result, i.e. the browser hangs.

> Is the command-string in 'buffer' properly terminated with a 0-byte?

Yep.  This code works perfectly fine with rrdtool 1.0.45. 

> Or *maybe*, as an alternative way to restore stderr, leave all that code
> as is, but replace the line with "dup2(oldstderr,2);" by:
> 
>   close(2);
>   dup(oldstderr);
>   close(oldsterr);

That did the trick!  I'm now writing the stderr output to a logfile, and use the above to
restore stderr, perfect.  (even if I don't understand what the code really does ...)

Thanks Ruud!  

Of course, this doesn't get Tobias off the hook just yet :-), but at least I can keep an
eye on some temperatures - http://jessen.ch/refrigeration/ 


/Per Jessen, Zürich


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