[publican-list] Overriding settings in publican.cfg

[Paul Morgan]

On Wed, Feb 10, 2010 at 12:32:21PM -0500, Jared Smith wrote:
> Would it be possible to make it so that we can override the settings
> from publican.cfg?
> 
> In the older versions of Publican which were build on make files, it was
> easy to do things such as:
> 
> CONDITION=red-pill make pdf-en-US
> CONDITION=blue-pill make pdf-en-US
> 
> Now that Publican no longer uses make files, it's difficult to easily
> override the settings in publican.cfg.  The two options I've though of
> are:
> 
> 1) allow environment variables to override the settings in publican.cfg
> 
>  or
> 
> 2) Allow Publican to look for another configuration file via another
> command-line switch, such as publican --config foo.cfg build
> --formats=html-single --langs=en-US

This would be nice, especially if it allows hooks.
Currently I'm just putting my own Makefile in place to do
pre-processing on my content.

-paul