Yes; cmake can also come from conda or from one of the redhat-supplied
developer tool sets.
On Thu, 5 Apr 2018 at 17:57, Tim Dudgeon <tdudgeon...@gmail.com> wrote:
> So that means its not easy to build on a up to date centos (and maybe most
> other Red Hat based) distros?
> You would need to install a newer version of cmake from some other source
> e.g https://cmake.org/ ?
>
> On 05/04/18 16:52, Greg Landrum wrote:
>
> Yeah, thats another change that has been made. I will update the docs.
>
> Thanks for pointing out the oversight
>
> -greg
>
> On Thu, 5 Apr 2018 at 17:30, Tim Dudgeon <tdudgeon...@gmail.com> wrote:
>
>> Greg,
>>
>> Does this explain problems I'm seeing with building on Centos:
>>
>> From the current docs:
>> cmake. You need version 2.6 (or more recent)
>>
>> With a current centos7 distro after a `yum install cmake`
>>
>> # cmake --version
>> cmake version 2.8.12.2
>>
>> When you build from current master branch you get this error:
>>
>> CMake Error at CMakeLists.txt:1 (cmake_minimum_required):
>> CMake 3.1 or higher is required. You are running version 2.8.12.2
>>
>> This is not seen when you build from the Release_2017_09_2 branch.
>>
>> Tim
>>
>>
>>
>>
>> On 04/04/18 04:23, Greg Landrum wrote:
>>
>>
>> NOTE: If you don't work with the RDKit at the C++ level or build the code
>> yourself from source, you probably don't need to read this email.
>>
>> TL;DR: When we do the beta for the 2018.03.1 release we're going to
>> switch the C++ backend to use modern C++ (=C++11). For people who can't
>> switch to use that code, we will continue to provide bug fixes for the
>> 2017.09 release for at least another 6 months.
>>
>> --------------------------------------
>> # What's happening?
>>
>> As part of the upcoming 2018.03 release, we will start using modern C++
>> for the RDKit - this means C++11 at the moment, the goal is that you should
>> be able to build the code with g++ v4.8. I've been talking about this for a
>> while, blogged about it (
>> https://medium.com/@greg.landrum_t5/the-rdkit-and-modern-c-48206b966218),
>> and posted to the rdkit-devel list (
>> https://sourceforge.net/p/rdkit/mailman/message/35811216/), now it's
>> finally happening.
>>
>> Concretely what this means in github is that the current master branch
>> will be renamed to legacy and the modern_cxx branch will be renamed to
>> master.
>>
>> # Who does this affect?
>>
>> This should only affect people who need to build the RDKit C++ code
>> themselves. If you use a binary version of the RDKit like the ones
>> available inside of Anaconda Python or KNIME, this change should have no
>> impact upon you.
>>
>> # What about people who can't use up-to-date compilers?
>>
>> We realize that some people on older operating systems will not be able
>> to switch to start using a compiler that supports C++11. In order to
>> continue to support this subset of developers, we will continue to apply
>> bug fixes to the current Release_2017_09 branch and do occasional patch
>> releases. Since this is intended for people who need to build the code
>> themselves anyway, we won't do builds of these releases any more.
>>
>> We will keep doing these patch release at least until the 2018.09
>> release. Whether or not we continue past that date will depend on demand,
>> so if you are using these releases please let us know.
>>
>> # Why are you doing this?
>>
>> There's a long, rambling answer to this, but I'm not going to give it
>> here. :-)
>> The simplest explanation is that we think that the core of the RDKit
>> should be using a modern and (reasonably) up-to-date version of the
>> language that it's written in. The developer experience is better and,
>> happily, the code ends up being faster.
>>
>>
>>
>>
>>
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