Re: [boostbook] Building documentation with generate.consistent.ids

On 10/30/2017 11:00 AM, Daniel James via Boost-docs wrote:
> Hi,
> 
> A while ago Gregor Jasny suggested building with the
> generate.consistent.ids option to reduce the changes between snapshots
> (as many elements in the documentation had random id numbers). I've
> tried turning it on for the develop documentation build, and tweaked
> boostbook a little to take advantage of it as well.
> 
> With this setting generated ids can change when the documentation is
> edited, but not on every build. If you have standalone documentation
> and you want to use this feature, you need to use
> '<xsl:param>generate.consistent.ids=1' in the boostbook rule in your
> jamfile.
> 
> This mainly affects boostbook reference documentation, such as:
> 
> http://www.boost.org/doc/libs/1_65_1/doc/html/boost/accumulators/as_feature_ta_idp421358304.html
> 
> This page gets a new location in every build. With consistent ids it
> has the consistent, although admittedly uglier, URL:
> 
> http://www.boost.org/doc/libs/develop/doc/html/boost/accumulators/as_featu_1_3_2_6_2_7_1_1_1.html
> 
> The advantage is that this will only change when the accumulators
> documentation is changed (btw. the text part of that url is probably
> truncated more than it needs to be, I might try to fix that).
> 
> Other documentation won't be affected so much, as sections usually
> have explicit ids (quickbook always generates them). An example where
> a section doesn't is:
> 
> http://www.boost.org/doc/libs/1_65_1/doc/html/idp22435328-bb.html
> 
> I suggest you should probably add an explicit id to something like
> that (I've done so in that case).

I am a bit confused. If an explicit id is not being used, are the ids 
generated by quickbook affected by the generate.consistent.ids xsl 
option ? if not when does generate.consistent.ids affect the quickbook 
source ?

> 
> Daniel
>