[opam-devel] Travis CI failures

[Anil Madhavapeddy]

Ashish, this is *very* useful as it's the first stumbling block that users run into and give up when they do.  Thank you!

-anil

On 30 Sep 2014, at 17:16, Ashish Agarwal <agarwal1975 at gmail.com> wrote:

> Thanks for the explanations. I spent all day learning more about package management on several OS's, and updated the ocaml.org install page. Hopefully things are a bit clearer.
> 
> On Tue, Sep 30, 2014 at 4:27 AM, Anil Madhavapeddy <anil at recoil.org> wrote:
> On 29 Sep 2014, at 19:46, Ashish Agarwal <agarwal1975 at gmail.com> wrote:
> 
>> Thanks. I now have it working on Ubuntu. The issue is that several OS packages have to be installed, not just "ocaml" and "camlp4". Thus, the instructions [1,2] we've been linking people to are incomplete.
> 
> That's right -- this has always been the case historically on Debian (somewhat suboptimally I think, but it fits in with their distribution criteria).  I usually do "ocaml ocaml-native-compilers camlp4-extra" to get everything.
> 
>> 
>> I still don't know what to do on CentOS to get ocamldoc. Does anyone have the full list of packages for each OS?
> 
> You should have got ocamldoc with just ocaml there.  I believe you just need "ocaml" and "ocaml-camlp4" on CentOS, but please correct me if that's wrong.  I don't regularly use it and so could have missed something in the packaging.
> 
>> 
>> Why are multiple packages needed? I would expect "apt-get install ocaml" or "yum install ocaml" to install everything that one gets from installing the source distribution of OCaml.
>> 
>> [1] http://software.opensuse.org/download.html?project=home:ocaml&package=opam
>> [2] http://software.opensuse.org/download.html?project=home:ocaml&package=ocaml
> 
> That's just following upstream packaging practises.  I think it's better to do that and to document what packages are needed, rather than changing it for our local efforts.
> 
> However, it could be easier.  I'll take a look at making the Travis scripts a bit more automated by sourcing a central copy of the script from somewhere on GitHub.  That'll reduce the rate of cut and pastes..
> 
> -anil
> 
> 

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