Re: [BBv2] fix for response file regeneration

From: David Abrahams (dave_at_[hidden])
Date: 2005-10-23 10:15:17

Reece Dunn <msclrhd_at_[hidden]> writes:

> David Abrahams wrote:
>
>> That's a little ugly. You get a compilation error; you want to
>> diagnose it. Then you have to rebuild with --show-response-files,
>> copy the response file contents and the rest of the command line,
>> replace -c with -E, and invoke the compiler again to preprocess.
>
> You only need to rebuild if we go for option [2]. 

Right.

> Option [1] (see also my [BBv2] response files - behaviour change
> (and solution!) thread for details) will print the response file
> content along with the command line on failure.
>
> Alternatively, you can copy/rename the response file on failure to
> keep it around, while allowing the response file target to be
> regenerated properly and preventing problems with the above.

It's not bad -- better than nothing for sure -- but the command line
as it appears will refer to the wrong file if you want to retry the
compilation thereafter.

-- 
Dave Abrahams
Boost Consulting
www.boost-consulting.com