kernel and most of userland : c : which edition?

Lowell Gilbert freebsd-questions-local at
Tue May 28 17:56:59 UTC 2019

Mayuresh Kathe <mayuresh at> writes:

> which edition of c is-being/has-been used to write the majority of the
> kernel and userland?
> illumos people are mandating c99 for all new code and have heard about
> them taking the efforts to migrate old code to c99 too.
> is there any such movement in coding standards happening in
> freebsd-land too?

See "man 7 style" but the basic gist is that c99 is expected for new
code and that updating older code to c99 is typical practice when
changing that code for other reasons. 

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