<rant> D's makefiles... </rant>

[Andrei Alexandrescu via Digitalmars-d]

On 4/14/15 1:53 AM, Atila Neves wrote:
> On Monday, 13 April 2015 at 20:41:20 UTC, Andrei Alexandrescu wrote:
>> On 4/13/15 7:34 AM, H. S. Teoh via Digitalmars-d wrote:
>>> On Mon, Apr 13, 2015 at 02:24:57PM +0000, Dicebot via Digitalmars-d
>>> wrote:
>>>> I want to replace those with D scripts for a reason.
>>>
>>> Now that dmd is dependent on an existing version of dmd to build, it
>>> should be no problem to replace the makefiles with D code. Everytime
>>> something like this happens I just see all the flaws of makefiles all
>>> over again, but unfortunately some people just refuse the acknowledge
>>> that makefiles are going the way of the dinosaur and it's time to move
>>> on.
>>
>> A thought: any makefile replacement should make sure there's an
>> equivalent to "-j".
>
> The "-j" option should be there for tweaking only, by default I expect a
> modern tool to just use as many threads as I have cores. Which of course
> is exactly what Ninja does.

Cool. BTW threads should be more than cores there, you have more devices 
working in parallel than the cores.

>> Atila: "make clean" should work. Must have been something weird on
>> your system.
>
> Maybe there was something weird, but said weirdness was caused by the
> existing build system. If "make clean" is ever needed, it's proof the
> build system is broken. CMake doesn't even generate a "clean" target. Of
> course, this is made a lot easier by the fact that CMake encourages and
> enables out-of-tree builds, so if a clean is needed just delete the
> build directory.

No need to argue against make's shortcomings with me :o).


Andrei