Re: [boost] Git hardlinks, and developing

Subject: Re: [boost] Git hardlinks, and developing
From: Steven Watanabe (watanabesj_at_[hidden])
Date: 2013-12-04 11:48:27

AMDG

On 12/04/2013 08:04 AM, John Maddock wrote:
>> 1) I checked out modular Boost as per
>> https://svn.boost.org/trac/boost/wiki/TryModBoost
>> 2) Changed libs/multiprecision to the develop branch also as per
>> https://svn.boost.org/trac/boost/wiki/TryModBoost
>> 3) Added some pending changes from the old SVN Trunk that I didn't
>> commit before the changeover.
>> 4) Ran the tests and everything failed, even though it was passing on
>> SVN :-(
>>
>> The issue was that the headers under boost/ were now *copies* of the
>> last release and no longer pointers to the new "develop" code. 
>> Interestingly some of the hard links were updated when I ran bjam, but
>> apparently not all :-(
>>
>> Running bjam -a fixes the issue, but it's a very easy trap for the
>> unwary.... John.
> 
> And another thing....
> 
> Ran "bjam -a headers" from the root directory to force the headers to be
> rebuilt, and the tests now build and pass OK... except that's a mistake
> because I see that old test results that depend on those headers were
> *not* rebuilt.  So you need to bjam -a from the libs/mylib/test
> directory as well whenever you change branches :-(
> 

The reason that this is failing is probably that the
timestamps on some of the headers that you copied in
were older than the timestamps on the original.

In Christ,
Steven Watanabe