Re: shellcommand return-value defines

[Mark . Burgess]

On 21 Sep, Mark R. Lindsey wrote:
> 
> Howdy,
> 
> I have an application where I need to run a command, and define a 
> class if the command returns true. 
> 
>         groups: SometimesDefinedClass = ( "/...some program" )
> doesn't seem to be workable, because I need to define the class at a
> specific point in the cfengine program. Specifically, I (1) perform
> some editfiles, then (2) need to check to see if the edited files have
> a specific property, and define a class if they have that property.
> 
> And the `define' parameter on a shellcommands statement doesn't seem
> to be that useful; consider:
>       control:
>               actionsequence = ( shellcommands )
> 
>       shellcommands:
>               "/bin/true" define=TrueDefined
>               "/bin/false" define=FalseDefined
> 
>               TrueDefined:: "/bin/echo true defined it"
>               FalseDefined:: "/bin/echo false defined it"
> With cfengine 1.6.0.a10, both TrueDefined and FalseDefined are defined.
> Thus, I can't tell the exit status of the shell command. (The meaning
> of the define option on a shellcommands statement isn't really
> explained in the tutorial nor in the reference manual.)
> 
> Is there a way to do what I need?
> 
> Thanks.
> 


Looking at this with my current version of cfengine, I see no problem.
Try getting 1.6.0.a12. I believe that no changes to this code have
appeared since a10 however, so I am not sure about this...it works for
me.

Mark

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Work: +47 22453272            Email:  Mark.Burgess@iu.hio.no
Fax : +47 22453205            WWW  :  http://www.iu.hio.no/~mark
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~