[PATCH 01/10] build: Generate build hash

[Sebastian Huber]

On 25/02/2021 09:42, Sebastian Huber wrote:

>> Should we look to use a list that is contained? A list that effects 
>> the code on
>> the target? In a purest sense a hash created from the CU pieces in 
>> all target
>> libraries would be ideal however this is recursive.
> This is a good idea. Maybe we should iterate over all start files and 
> libraries generated by the build and then create a hash of all 
> executable sections. Then we recompile one object with a command line 
> define with the build hash and replace this object in librtemscpu.a.
I will drop for now the introduction of a rtems_get_build_hash() in 
favour of a rtems_get_build_label() since my waf skills are not good 
enough to do the above task.

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