[erlang-questions] Erlang Different Versions

Gleb Peregud <>
Thu Nov 29 12:57:57 CET 2012


I find "kerl" [1] the best tool for installing and managing multiple
Erlang installations.

1: https://github.com/spawngrid/kerl

On Thu, Nov 29, 2012 at 12:51 PM, Roman Gafiyatullin
<> wrote:
> I usually build OTP from sources running `./configure
> --prefix=/opt/otp-r15b02` makes it installed into the named location.
>
> I also put something like the following into my ~/.bashrc or ~/.profile:
>
> PATH_NO_OTP=$PATH
>
> function use-15b01() {
> export PATH="/opt/otp-r15b01/bin:${PATH_NO_OTP}"
> }
>
> function use-15b02() {
> export PATH="/opt/otp-r15b02/bin:${PATH_NO_OTP}"
> }
>
> And switch the version of OTP to use executing one of the declared
> functions.
> --
> Roman Gafiyatullin
> +375-33-6025080
>
> On Thursday, November 29, 2012 at 2:43 pm, Lucky Khoza wrote:
>
> Hi Erlang Developers,
>
> I'm actually using Software  Mac OS X Lion 10.7.5 (11G63) to run UNIX OS,
> and I have already installed version of Erlang R15B02 (erts-5.9.2) using
> homebrew, however my question is: how possible is that to install different
> versions [R12N-5-1, R13B04-0, R14A-0, R14A-0, R14B01-1] of Erlang in same
> UNIX OS? And how do I go about doing that? or Should I create new folder for
> each version in order to switch amongst them because we have systems that
> are written with different versions of Erlang.
>
> Your help is much appreciated.
>
> Kindest Regards
> Lucky
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