Re: using opam ?

I see, thanks. I use OcamlMakefile, it would be great if I could still 
use the PACK option. I'm going to try.

is there a way to tell opam to use the standard location /usr/lib/ocaml
or maybe this is not recommended ?

Le 06/11/2013 18:49, Ashish Agarwal a écrit :
> OPAM installs the package, but you still have to tell your program to 
> use it. In the interactive toplevel you have to do:
>
> # #require "foo"
>
> For compiling a file, it depends on what build toolchain you are 
> using. At the lowest level, you are using directly the compilers 
> ocamlc or ocamlopt. See the User Manual for the options you have to use.
> http://caml.inria.fr/pub/docs/manual-ocaml/
> - see Chapters 8 and 11.
>
> You may however want to use Oasis, which let's you specify your build 
> more easily. In your _oasis file, you have to specify the packages in 
> the BuildDepends field. See the Oasis documentation:
> http://oasis.forge.ocamlcore.org/documentation.html
>
>
>
>
>
> On Wed, Nov 6, 2013 at 11:44 AM, Vu Ngoc San <[email protected] 
> <mailto:[email protected]>> wrote:
>
>     Dear list
>
>     I just went through the OPAM web page.
>     http://opam.ocaml.org/
>     and I have a very stupid question.
>
>     It says it is a package manager for ocaml.
>     I assume it means that it can do the following:
>
>     I want to install a library foo -->
>     1) I type opam install foo
>     2) and then I can use foo in my ocaml programs ?
>
>     The stupid thing is that I don't know how to do 2). The packages
>     seem to
>     be installed in
>     $HOME/.opam/system/lib, whereas I have a preexisting ocaml install
>     (ubuntu).
>     Do it mean that I need to include this DIR in my Makefile ?
>     Of course I can do it, but I see no reference to this in the OPAM
>     FAQ,
>     and it seems not very user friendly to me, so I must be missing
>     something.
>     I would expect a package manager that gives me immediately usable
>     libraries like gem for ruby, but maybe this is not the goal ?
>
>     San
>
>
>