[erlang-questions] Version numbering scheme change and the implication / Re: [ANN] Erlang/OTP 17.0-rc1 has been released.

Vlad Dumitrescu <>
Thu Feb 13 10:34:59 CET 2014


Hi!

A couple of more questions about versins:

- how can we find the otp_version without starting erlang? otp_release
is in the start scripts, but I can't find anywhere "17.0-rc1"...
- is 17.0.0 the same as 17.0? Is it a problem to use the extra ".0"?

regards,
Vlad


On Wed, Feb 12, 2014 at 9:08 AM, Andreas Schumacher <> wrote:
> From the versioning clarification mail that I sent on behalf of the OTP team
> to the list on February 7:
>
>
> "The new version scheme is *not* semantic versioning; although, it has been
> inspired by it. We do not want to use semantic versioning (as defined by
> http://semver.org/) out of the box since it does not fit our needs."
>
> Andreas Schumacher
> Erlang/OTP, Ericsson AB
>
>>
>> -----Original Message-----
>> From: 
>> [mailto:] On Behalf Of Anthony Ramine
>> Sent: den 12 februari 2014 02:48
>> To: Rickard Green
>> Cc: 
>> Subject: Re: [erlang-questions] Version numbering scheme change and the
>> implication / Re: [ANN] Erlang/OTP 17.0-rc1 has been released.
>>
>> So OTP won't follow semantic versioning, right?
>>
>> Just seeking confirmation about semver.
>>
>> Regards,
>>
>> --
>> Anthony Ramine
>>
>> Le 12 févr. 2014 à 00:43, Rickard Green <> a écrit :
>>
>>> As of OTP 17 we drop this patch level number sequence and start using
>>> one set of patch level numbers per release. The patch level is not
>>> expressed as an integer as it used to be, but instead as a version
>>> number <X>.<Y>.<Z>[.<N> ...], for example, 17.0.1. This way the patch
>>> level gives you a bit more information. You can for example see
>>> directly which OTP release it applies to. This patch level version
>>> number also replace the -<X> tar-ball naming scheme.
>>
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