[mrtg-developers] Re: SetEnv processing

[Tobias Oetiker]

Today Alexander Rokhlin wrote:

> Hi,
>
> It looks like MRTG fails to process SetEnv option correctly.
> If a variable in the list equals to empty string, MRTG adds two double
> quotes and a white space ("" ) to the beginning of the next variable name.
> E.g.
> SetEnv[TargetName]:MRTG_INT_IP="" MRTG_INT_DESCR="" XXX="YYY"
> produces the following result:
> "" XXX=YYY (two double quotes and a white space are added in the
> beginning of environment variable name)
> instead of  expected:
> XXX=YYY

Alex,

you might want to try to change line 317 in the mrtg script from

               while ( $line =~ s/([^=]+)=\"([^\"]+)\"\s*// )

to

               while ( $line =~ s/([^=]+)=\"([^\"]*)\"\s*// )


cheers
tobi

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