Faré writes: >>>> 2- once again, why not use the linker support for initialization? >>>> If behavior has to depend on whether ECL was initialized yet, >>>> the initialization could consider in calling ecl_register_init_function, >>>> which depending on whether ECL was booted, would either call the function >>>> and/or add it to a hook. >>>> See once again attached files on how to use linker support for >>>> initialization. >>> >>> Fact that we might bundle many objects in one archive doesn't mean that >>> they don't have dependencies on one another. *I think* that we have to >>> strictly control initialization order. It's possible that I'm wrong here >>> though. >>> > It *is* possible to strictly control initialization order while using > linker functions: > either ensure that you link objects in the correct order (duh), > and/or have your ensure_foo_initialized functions explicitly call each > other.
How will it be different from the current approach (except introducing some compiler dependnet extensions)? > >>> Also do we want to *always* initialize *everything* what is linked? We >>> may have compiled-in support for number of lisp libraries in one module >>> just for conveniance and require them on demand depending on the >>> application using our code. >>> > There again, the linker-called code could "just" register the initialization > function to be called later, if that's what you want. As above. > >>> I'm guessing here since it's a design decision made by someone >>> else. Your proposition is surely worth investigating - it is like it is >>> because it was that way when I approached the codebase. >>> > Some decisions that might have made sense 30 years ago when C++ > was a new thing and linkers didn't specially support constructors > don't make sense 30 years later when linkers do. Is there any clear benefit from using such constructors over the current approach[1] (except the pride of using modern approach)? > > I'll attach my proof-of-concept code, that didn't make it to the list. > > —♯ƒ • François-René ÐVB Rideau •Reflection&Cybernethics• http://fare.tunes.org > I'd rather write programs that write programs than write programs — > Dick Sites [1] Given it is bugfree(tm) -- Daniel Kochmański | Poznań, Poland ;; aka jackdaniel "Be the change that you wish to see in the world." - Mahatma Gandhi
