On 21/03/2019 16:12, Makarius wrote:
> On 21/03/2019 16:08, Makarius wrote:
>> On 21/03/2019 16:02, Lars Hupel wrote:
>>>> * Update to OPAM 2.0.3: this is the latest version, and the one that
>>>> the current Cygwin 3.0.4 provides.
>>>
>>> This broke idempotency (or maybe something else?):
>>>
>>> + bin/isabelle ocaml_setup
>>> [ERROR] There already is an installed switch named
>>> ocaml-base-compiler.4.05.0
>>
>> I have forgotten to say that both "isabelle ghc_setup" and "isabelle
>> ocaml_setup" should be run afresh, with empty or non-existant .stack /
>> .opam directories.
>
> The above still holds, but I also need to refine 772bdd1ed843 once more,
> to make it really robust.
See now:
changeset: 69942:2c48be88f847
tag: tip
user: wenzelm
date: Thu Mar 21 16:16:43 2019 +0100
files: lib/Tools/ocaml_setup
description:
further robustification (amending 772bdd1ed843);
Hopefully that is sufficient. OPAM is overall a bit fragile: some Coq
guys have told me that they regret depending on it.
Makarius
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