[asterisk-users] asterisk-users Digest, Vol 221, Issue 2

[Ron Lockard]

Have you tried using the EVAL function?

On Tue, Jan 24, 2023, 7:38 PM <asterisk-users-request at lists.digium.com>
wrote:

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> Today's Topics:
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>    1. Global variables in global variables (Antony Stone)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Wed, 18 Jan 2023 23:08:48 +0100
> From: Antony Stone <Antony.Stone at asterisk.open.source.it>
> To: "Asterisk" <asterisk-users at lists.digium.com>
> Subject: [asterisk-users] Global variables in global variables
> Message-ID: <202301182308.48557.Antony.Stone at asterisk.open.source.it>
> Content-Type: text/plain;  charset="iso-8859-1"
>
> Hi.
>
> I have a very old dialplan (ie: a dialplan for a very old version of
> Asterisk)
> which I've just transferred to Asterisk 16.28.0
>
> The [globals] section of that dialplan includes:
>
>         Kphones=SIP/KC470IP&SIP/KSnom870
>         Sphones=SIP/SYealinkT38G&SIP/SGC610IP
>         Allphones=${Kphones}&${Sphones}
>
> In the old system, this results in ${Allphones} containing:
>
>         SIP/KC470IP&SIP/KSnom870&SIP/SYealinkT38G&SIP/SGC610IP
>
> I can use this in a dial() command.
>
> On the new system, the variable ${Allphones} ends up containing:
>
>         ${Kphones}&${Sphones}
>
> (ie: the unexpanded variable names, not the content of those previously-
> defined variables.)
>
> This fairly obviously does not work in a dial() command.
>
>
> a) is this a deliberate backward incompatiblity at some stage in the
> development of Asterisk?
>
> b) if not, is this a known bug?
>
> c) is there some other way I'm supposed to be doing this now, to be able
> to
> define a global variable including the value of another global variable?
>
> d) if not, is there some workaround?
>
>
> Thanks,
>
>
> Antony.
>
> --
> Most people are aware that the Universe is big.
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>  - Paul Davies, Professor of Theoretical Physics
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> End of asterisk-users Digest, Vol 221, Issue 2
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