[erlang-questions] Fwd: mysterious reltool exception

Nikola Skoric <>
Thu Nov 17 17:22:01 CET 2011


Oh, OK, here it is:
https://github.com/egon-sim/egon_server/blob/master/ebin/egon_server.app

Thanks for trying to help :-)

2011/11/17 Håkan Mattsson <>:
> The file egon_server.0.1.config is not an app-file.
>
> How does the file /home/nick/code/egon_server/ebin/egon_server.app look like?
>
> /Håkan
>
> 2011/11/17 Nikola Skoric <>:
>> Nope, as you see here:
>> 3> {ok, Conf1} = file:consult("egon_server.0.1.config").
>> {ok,[{sys,[{lib_dirs,["/home/nick/code/"]},
>>          {rel,"egon_server","0.1",[kernel,sasl,stdlib,egon_server]},
>>          {boot_rel,"egon_server"},
>>          {relocatable,true},
>>          {profile,standalone},
>>          {app,egon_server,[{vsn,"0.0.1"},{debug_info,keep}]}]}]}
>>
>> Kernel is included.
>>
>> Regards,
>> Nikola
>>
>> 2011/11/17 Håkan Mattsson <>:
>>> That was a poor error message. Sorry.
>>>
>>> Can it be the case that the app-file in egon_server does not list
>>> kernel as an application that it depends of?
>>>
>>> /Håkan
>>>
>>> On Thu, Nov 17, 2011 at 12:30 PM, Nikola Skoric <> wrote:
>>>> I'm using erlang distribution which came with Ubuntu 11.04. I'll
>>>> upgrade to 11.10 as soon as I get time.
>>>>
>>>> I tried with /code directory, but I get an error:
>>>>
>>>> :~/code/egon_server/releases$ erl
>>>> Erlang R13B03 (erts-5.7.4) [source] [smp:4:4] [rq:4] [async-threads:0]
>>>> [hipe] [kernel-poll:false]
>>>>
>>>> Eshell V5.7.4  (abort with ^G)
>>>> 3> {ok, Conf1} = file:consult("egon_server.0.1.config").
>>>> {ok,[{sys,[{lib_dirs,["/home/nick/code/"]},
>>>>           {rel,"egon_server","0.1",[kernel,sasl,stdlib,egon_server]},
>>>>           {boot_rel,"egon_server"},
>>>>           {relocatable,true},
>>>>           {profile,standalone},
>>>>           {app,egon_server,[{vsn,"0.0.1"},{debug_info,keep}]}]}]}
>>>> 4> {ok, Spec} = reltool:get_target_spec(Conf1).
>>>> ** exception error: no match of right hand side value {error,
>>>>                                                       "Mandatory
>>>> application kernel is not included in []"}
>>>> 5>
>>>>
>>>> Cheerz,
>>>> Nikola
>>>>
>>>> On 17 November 2011 12:22, Siri Hansen <> wrote:
>>>>> Hi Nikola!
>>>>> You are using a quite old reltool, so I would consider upgrading it...
>>>>> Anyway, I'm guessing now, but I suspect that the problem is that the
>>>>> lib_dirs you provide is really the application directory and not the lib
>>>>> dir... could that be correct? What I mean is that maybe lib_dirs should be
>>>>> set to /home/nick/code instead of /home/nick/code/egon_server??
>>>>> /siri
>>>>>
>>>>> 2011/11/17 Nikola Skoric <>
>>>>>>
>>>>>> So, this is my erlang app: https://github.com/egon-sim/egon_server
>>>>>> I've been successfully creating releases on WinXP using this rel file:
>>>>>>
>>>>>> https://github.com/egon-sim/egon_server/blob/master/releases/egon_server.rel
>>>>>> Now I'd like to create a linux release, and maintaining two .rel files
>>>>>> is tiresome, so I decided to migrate to reltool which is, I hear,
>>>>>> easier to maintain. I'm using this tutorial:
>>>>>> http://learnyousomeerlang.com/release-is-the-word
>>>>>>
>>>>>> So, this is what I do:
>>>>>> :~/code/egon_server/releases$ erl
>>>>>> Erlang R13B03 (erts-5.7.4) [source] [smp:4:4] [rq:4] [async-threads:0]
>>>>>> [hipe] [kernel-poll:false]
>>>>>>
>>>>>> Eshell V5.7.4  (abort with ^G)
>>>>>> 1> {ok, Conf} = file:consult("egon_server.0.1.config").
>>>>>> {ok,[{sys,[{lib_dirs,["/home/nick/code/egon_server/"]},
>>>>>>           {rel,"egon_server","0.1",[kernel,sasl,stdlib,egon_server]},
>>>>>>           {boot_rel,"egon_server"},
>>>>>>           {relocatable,true},
>>>>>>           {profile,standalone},
>>>>>>           {app,egon_server,[{vsn,"0.0.1"},{debug_info,keep}]}]}]}
>>>>>> 2> {ok, Spec} = reltool:get_target_spec(Conf).
>>>>>> ** exception exit: {badmatch,false}
>>>>>>     in function  reltool_target:app_to_rel/2
>>>>>>     in call from reltool_target:'-gen_rel/2-lc$^0/1-0-'/2
>>>>>>     in call from reltool_target:'-gen_rel/2-lc$^0/1-0-'/2
>>>>>>     in call from reltool_target:gen_rel/2
>>>>>>     in call from reltool_target:do_spec_rel_files/2
>>>>>>     in call from reltool_target:'-spec_rel_files/1-lc$^0/1-0-'/2
>>>>>>     in call from reltool_target:spec_rel_files/1
>>>>>>     in call from reltool_target:do_gen_spec/1
>>>>>> 3>
>>>>>>
>>>>>> Google doesn't know anything about reltool_target. Do you? :-)
>>>>>>
>>>>>> --
>>>>>> "Strange women lying in ponds distributing swords is no basis for a
>>>>>> system of government."
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>>>>>
>>>>>
>>>>>
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>>>>
>>>>
>>>>
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>>
>>
>>
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