The Coq mailing list

[Ralf Jung <jung AT mpi-sws.org>]

Hi Jeremy,

Well, that is pretty strange. What does "opam repo list" say?

Also, let me repeat what Theo said earlier:

> I'll add to the excellent advice of Ralf and Li-yao that another
> source of confusion can be the version of opam itself. Please make
> sure that opam --version gives you something above 2.0, otherwise it
> won't work to get recent Coq and Coq packages versions.

It's really important that you use opam 2.

Kind regards,
Ralf

On 25.03.20 14:17, Jeremy Dawson wrote:
> Hi ralf,
> 
> Thanks - but I think that is what I have done, have I misunderstood this?
> 
> [jeremy@localhost laptops]$ opam switch
> #   switch                      compiler                    description
>      ocaml-base-compiler.4.02.3  ocaml-base-compiler.4.02.3
>            ocaml-base-compiler.4.02.3
> ->  with-coq                    ocaml-base-compiler.4.05.0  with-coq
> [jeremy@localhost laptops]$ opam repo add coq-released 
> https://coq.inria.fr/opam/released
> [ERROR] Repository coq-released is already set up and points to
>          http://coq.inria.fr/opam/released. To change that, use 'opam 
> repository
>          set-url'.
> [jeremy@localhost laptops]$ opam search coq-stdpp
> # Packages matching: match(*coq-stdpp*)
> # No matches found
> [jeremy@localhost laptops]$
> 
> Cheers,
> 
> Jeremy
> 
> 
> On 3/24/20 11:37 PM, Ralf Jung wrote:
>> Hi Jeremy,
>>
>> You need to do the "repo add" when "with-coq" is your current switch.
>> Repositories are per-switch with opam.
>>
>> Kind regards,
>> Ralf
>>
>> On 24.03.20 12:47, Jeremy Dawson wrote:
>>> Hi Theo,
>>>
>>> Thanks - but if you mean doing this, it seems not to be needed
>>>
>>> [jeremy@localhost directory]$ opam repo add coq-released
>>> https://coq.inria.fr/opam/released
>>> [ERROR] Repository coq-released is already set up and points to
>>>           http://coq.inria.fr/opam/released. To change that, use 'opam
>>> repository
>>>           set-url'.
>>>
>>> Cheers,
>>>
>>> Jeremy
>>>
>>> On 3/24/20 8:01 PM, Théo Zimmermann wrote:
>>>> Hi again Jeremy,
>>>>
>>>> This is probably because you need to add the coq-released repository
>>>> again to your current switch. See "Using opam to install Coq packages"
>>>> on https://coq.inria.fr/opam-using.html.
>>>>
>>>> Théo
>>>>
>>>> Le mar. 24 mars 2020 à 07:23, Jeremy Dawson 
>>>> <Jeremy.Dawson AT anu.edu.au>
>>>>  a écrit :
>>>>>
>>>>> Thanks all for the replies.  I've now got a separate switch with
>>>>> coq 8.11.0 installed, but the std++ library seems to have disappeared
>>>>> since my first email:
>>>>>
>>>>> [jeremy@localhost directory]$ opam switch
>>>>> #   switch                      compiler                    description
>>>>>        ocaml-base-compiler.4.02.3  ocaml-base-compiler.4.02.3
>>>>>              ocaml-base-compiler.4.02.3
>>>>> ->  with-coq                    ocaml-base-compiler.4.05.0  with-coq
>>>>> [jeremy@localhost directory]$ opam install coq-stdpp
>>>>> [ERROR] No package named coq-stdpp found.
>>>>> [jeremy@localhost directory]$ opam update
>>>>>
>>>>> <><> Updating package repositories
>>>>>    ><><><><><><><><><><><><><><><><><><><><><><>
>>>>> [default] no changes from https://opam.ocaml.org
>>>>> [jeremy@localhost directory]$  opam install coq-stdpp
>>>>> [ERROR] No package named coq-stdpp found.
>>>>>
>>>>> Why might this be, and what should I do from here?
>>>>>
>>>>> Thanks
>>>>>
>>>>> Jeremy
>>>>>
>>>>> On 3/24/20 7:17 AM, Jason -Zhong Sheng- Hu wrote:
>>>>>> Hi Jeremy,
>>>>>>
>>>>>> I would also like to add that it's probably a good idea to use 
>>>>>> different
>>>>>> switches for different versions of Coq and in that case it is less
>>>>>> likely to get into the version hassles. it's also more convenient to
>>>>>> switch between switches in emacs too.
>>>>>>
>>>>>> *Thanks,*
>>>>>> *Jason Hu*
>>>>>> *https://hustmphrrr.github.io/*
>>>>>> ****
>>>>>> ------------------------------------------------------------------------
>>>>>> *From:* 
>>>>>> coq-club-request AT inria.fr
>>>>>>  
>>>>>> <coq-club-request AT inria.fr>
>>>>>>  on behalf
>>>>>> of Théo Zimmermann 
>>>>>> <theo.zimmi AT gmail.com>
>>>>>> *Sent:* March 23, 2020 12:39 PM
>>>>>> *To:* Coq Club 
>>>>>> <coq-club AT inria.fr>
>>>>>> *Subject:* Re: [Coq-Club] coq library std++ 1.3 / coq 8.11
>>>>>> I'll add to the excellent advice of Ralf and Li-yao that another
>>>>>> source of confusion can be the version of opam itself. Please make
>>>>>> sure that opam --version gives you something above 2.0, otherwise it
>>>>>> won't work to get recent Coq and Coq packages versions.
>>>>>>
>>>>>> Le lun. 23 mars 2020 à 16:35, Li-yao Xia 
>>>>>> <lysxia AT gmail.com>
>>>>>>  a écrit :
>>>>>>>
>>>>>>> Hi Jeremy,
>>>>>>>
>>>>>>> Your current switch uses ocaml 4.02 but coq 8.11.0 depends on ocaml >=
>>>>>>> 4.05 && < 4.10. Create a new switch with a more recent version of 
>>>>>>> ocaml,
>>>>>>>     (But not too recent, < 4.10) so you can install coq 8.11.
>>>>>>>
>>>>>>>    > However it (apparently) tried to reinstall coq 8.8.2 (why?) and 
>>>>>>> failed,
>>>>>>>    > saying ERROR while compiling coq.8.8.2
>>>>>>>
>>>>>>> The error message includes the logs below that line. There is an
>>>>>>> output-file where to find the complete logs, and also an "### output
>>>>>>> ###" section with the most recent output from the build.
>>>>>>>
>>>>>>>    > I think at the moment I have a working version of coq thanks to 
>>>>>>> the
>>>>>>>    > fedora package of coq, but how can I tell which version of the 
>>>>>>> library
>>>>>>>    > it is using?
>>>>>>>
>>>>>>> You should probably not get coq via your OS distribution's package
>>>>>>> manager. Only install it with opam.
>>>>>>>
>>>>>>> Most OS distributions move slowly, so they're always a few versions
>>>>>>> behind, and they only provide a limited selection of packages. If you
>>>>>>> want to keep up with the bleeding edge, you should only install OCaml
>>>>>>> and Coq packages through opam.
>>>>>>>
>>>>>>> Don't hesitate to ask for further clarification.
>>>>>>>
>>>>>>> Cheers,
>>>>>>> Li-yao
>>>>>>>
>>>>>>> On 3/23/20 10:31 AM, Jeremy Dawson wrote:
>>>>>>>> Hi Ralf,
>>>>>>>>
>>>>>>>> Thanks - I tried opam update, and then as its output suggested doing
>>>>>>>> opam upgrade, I tried that.
>>>>>>>>
>>>>>>>> However it (apparently) tried to reinstall coq 8.8.2 (why?) and 
>>>>>>>> failed,
>>>>>>>> saying ERROR while compiling coq.8.8.2
>>>>>>>>
>>>>>>>> It suggested running
>>>>>>>> opam switch import
>>>>>>>> "/home/jeremy/opam-coq.8.8.2/ocaml-base-compiler.4.02.3/.opam-switch/backup/state-20200323132407.export"
>>>>>>>>
>>>>>>>> which seemed to hang at the point Processing  9/13: [coq: make]
>>>>>>>>
>>>>>>>> I think at the moment I have a working version of coq thanks to the
>>>>>>>> fedora package of coq, but how can I tell which version of the 
>>>>>>>> library
>>>>>>>> it is using?
>>>>>>>>
>>>>>>>> Thanks
>>>>>>>>
>>>>>>>> Jeremy
>>>>>>>>
>>>>>>>> On 3/23/20 7:04 PM, Ralf Jung wrote:
>>>>>>>>> Hi Jeremy,
>>>>>>>>>
>>>>>>>>> std++ 1.3 is compatible with Coq 8.8.2 (and even with Coq 8.7.2), 
>>>>>>>>> so that cannot
>>>>>>>>> be the problem.  It looks like your package definitions are quite 
>>>>>>>>> outdated,
>>>>>>>>> given that it cannot even find Coq 8.11.0.  Did you try "opam 
>>>>>>>>> update"?
>>>>>>>>>
>>>>>>>>> Kind regards,
>>>>>>>>> Ralf
>>>>>>>>>
>>>>>>>>> On 23.03.20 03:26, Jeremy Dawson wrote:
>>>>>>>>>>
>>>>>>>>>> Hi,
>>>>>>>>>>
>>>>>>>>>>      > This release of the std++ library adds support for Coq 8.11 
>>>>>>>>>> and is
>>>>>>>>>> available in Coq's opam repository.
>>>>>>>>>>
>>>>>>>>>> At present I have Coq 8.8.2 on my machine, and I don't know what 
>>>>>>>>>> version
>>>>>>>>>> of the standard library.  How do I find that out?
>>>>>>>>>> How do I install a new version of the standard library (ie what do 
>>>>>>>>>> I do
>>>>>>>>>> to make use of the fact that it is "available in Coq's opam 
>>>>>>>>>> repository"?
>>>>>>>>>>
>>>>>>>>>> Trying opam install coq-stdpp seems to start installing coq-stdpp 
>>>>>>>>>> 1.1.0
>>>>>>>>>>       which I assume is not what I want.
>>>>>>>>>>
>>>>>>>>>> In any event I assume I have to upgrade to Coq 8.11 to make use of 
>>>>>>>>>> it,
>>>>>>>>>> would that be right?
>>>>>>>>>>
>>>>>>>>>> I've tried to do that, following instructions at
>>>>>>>>>> https://coq.inria.fr/opam-using.html but part way through I get
>>>>>>>>>>
>>>>>>>>>> [jeremy@localhost sysadmin]$ opam pin add coq 8.11.0
>>>>>>>>>> [ERROR] Package coq has no known version 8.11.0 in the repositories
>>>>>>>>>>
>>>>>>>>>> What do I need to do?
>>>>>>>>>>
>>>>>>>>>> Thanks
>>>>>>>>>>
>>>>>>>>>> Jeremy
>>>>>>>>>>
>>>>>>>>>
>>

-- 
Website: https://people.mpi-sws.org/~jung/