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From: Robert Muller <robert.muller2@gmail.com>
To: Nicolás Ojeda Bär <nicolas.ojeda.bar@lexifi.com>
Cc: Ocaml Mailing List <caml-list@inria.fr>
Subject: Re: [Caml-list] make -> dune: recommended structure
Date: Sun, 13 Jan 2019 09:22:38 -0500
Message-ID: <CAKmYinn6jVEJ1PQpQ0-b-k6fHgEyMHqip7wfBTwvvfXBJmtoSA@mail.gmail.com> (raw)
In-Reply-To: <CADK7aFOvuuGgrQDH3zARuderd8c5H=UOTTbFUhvUOh-CGZ7KOg@mail.gmail.com>

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This is fantastic, thank you. I could be wrong but I think my setup is
common enough that it would probably be helpful to have some variation of
your answer as an example in the dune documentation and possibly in the
quick-start guide. I suppose I could submit a PR to
https://github.com/ocaml/dune/tree/master/example.
Thanks again,
Bob


On Sun, Jan 13, 2019 at 9:07 AM Nicolás Ojeda Bär <
nicolas.ojeda.bar@lexifi.com> wrote:

> Dear Bob,
>
> Your present directory structure is just fine. A single `dune` file at
> `src/dune` with the contents
>
>     (executable
>      (name compile)
>      (public_name translate))
>
> should be enough. Here I am assuming that all modules in `src/` are part
> of the compiler. If this is not the case you need to specify the modules
> you want to include as follows:
>
>     (executable
>      (name compile)
>      (public_name translate)
>      (modules compile ast symbol ...))
>
> Note: if you have a file `parser.mly` in your project that needs to be
> processed with `ocamlyacc` then you need to declare this in its own stanza:
>
>     (ocamlyacc parser)
>
> Similarly an `ocamllex` file `lexer.mll` needs to be declared with
>
>     (ocamllex lexer)
>
> Finally, you need to make sure there is a `<foo>.opam` file at the root of
> your project. This file can be be empty if you do not actually use `opam`
> but the name `foo` is used by `dune` to identify the "package" your
> executable belongs to. Once these files are in place, you can build your
> project with
>
>     dune build
>
> Best wishes,
> Nicolás
>
> On Sun, 13 Jan 2019 at 14:31, Robert Muller <robert.muller2@gmail.com>
> wrote:
>
>> Greetings. I have a toy compiler made up of ~20 modules:
>>
>> ast.mli ast.ml symbol.mli symbol.ml ...
>>
>> and a top-level in compile.ml. These sources are compiled and linked
>> using a Makefile which invokes ocamlc. I'll call the resulting compiler
>> "translate".
>>
>> At present I have *all* of these files resident in a single src/
>> directory. I'm considering converting the build to dune for the semester.
>> What would the recommended directory structure be and what would the dune
>> file(s?) and stanzas look like? I assume this is in the middle of dune's
>> wheelhouse but I wasn't able to find anything on it in the examples or
>> documents. I assume/hope I don't have to put the modules in a library.
>> Thank you,
>> Bob Muller
>>
>

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Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-13 13:31 Robert Muller
2019-01-13 14:07 ` Nicolás Ojeda Bär
2019-01-13 14:22   ` Robert Muller [this message]

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