[debhelper-devel] Bug#895044: Bug#895044: debhelper: add support for Ninja with CMake

[Niels Thykier]

Control: tags -1 +patch

Kyle Edwards:
> Package: debhelper
> Version: 11.1.6
> Severity: wishlist
> 
> Dear Maintainer,
> 
> Large projects which use CMake, such as VTK, take a long time to build
> with the Makefile generator, and see significant build time improvements
> when being built with the Ninja generator instead. Please consider
> adding support for using the Ninja generator with CMake. Perhaps
> something like:
> 
> $ dh --buildsystem=cmakeninja
> 
> I realize this may be tricky given how the buildsystems are implemented
> in debhelper. I don't know much about Perl, but if it supports multiple
> inheritance, would it be possible to make a class like "cmakebase" and
> then have "cmake" and "cmakeninja" inherit from both "cmakebase" and
> then "makefile" and "ninja" respectively?
> 
> 
> [...]

Ok, I have written a sample patch series (attached) that should make
debhelper support cmake with the ninja backend.

The chosen syntax is:

  dh <target> --buildsystem=cmake+ninja

A review and some testing would be appreciated.

Thanks,
~Niels

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