[PATCH] add VCL_HasBackend() (Re: Preventing dup backend names with dynamic backends in VMODs)

[Geoff Simmons]

On 10/28/2015 09:17 AM, Poul-Henning Kamp wrote:
> 
>>> My current thinking is that we'll name the backend whatever the 
>>> user/vcl/vmod writer likes (ie:  Backend name), and deal with the 
>>> fall-out.
>>
>> At the very least, VMODs should have a way to discover if a backend
>> name is already in use by a VCL -- the VCL_HasBackend(vcl,name) idea.
>> Then a VMOD can choose to raise an error for duplicate names.
> 
> Agreed.

This patch adds VCL_HasBackend().


Best,
Geoff
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