[LLVMdev] RFC: Timeline for deprecating the autoconf build system?

[David Chisnall]

On 3 Nov 2014, at 12:17, Joerg Sonnenberger <joerg at britannica.bec.de> wrote:

> On Sun, Nov 02, 2014 at 04:48:58PM +0000, David Chisnall wrote:
>> On 2 Nov 2014, at 14:17, Joerg Sonnenberger <joerg at britannica.bec.de> wrote:
>> 
>>> Requiring cmake for NetBSD is not acceptable as it is almost as heavy as
>>> a C++ compiler itself. That said, I don't really care about the
>>> Makefiles, just about configure and the associated loggic to craete
>>> Config.h and friends. I would expect FreeBSD to have similar concerns.
>> 
>> For the FreeBSD base system, we use a bmake-based build system for LLVM,
>> but that is based on the Makefiles generated by CMake.  I believe that
>> we're now using CMake for the version of LLVM in ports.
> 
> The primary question is how do you create Config.h and friends,
> especially the tools version during early release build.

We keep the version generated by CMake in the source tree for the version in base.  For the version in ports, CMake generates it when it builds.

David