Re: Empty option for testing archives

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This now in CVS Trunk.

Regards,
Denis.


Denis Corbin wrote :
> Johnathan Burchill wrote :
>> Hi Denis,
> 
> Hello Johnathan,
> 
>> Is it possible to have the "empty" boolean option added to the 
>> libdar::archive->op_test() api? 
> 
> Well, I see no objections.
> 
>> My plan is to use the "dummy run" option to quickly determine the number of 
>> files considered by an operation's selection and subtree filters, and at the 
>> same time in a different thread run the actual operation. Once the dummy 
>> operation is finished, and it returns the number of files considered, I can 
>> start to update my progress dialog based on the current stats of the running 
>> operation. The other operations have this empty option, but not the op_test.
> 
>> Presumably op_test() with empty=true would traverse the archive according to 
>> the masks, and not perform the CRC checks.
> 
> Yep, thus if no CRC is done, no file reading is necessary, this will
> make the thing even faster as no decompression/decryption will be necessary.
> 
>> Cheers,
>> JB
> 
> 
> Regards,
> Denis.
> 

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