[erlang-questions] problems with rebar3 releases and on_load functions

[Loïc Hoguin]

Presumably your rebar release is using interactive mode (your module 
isn't loaded at startup) while your rebar3 release is using embedded 
mode (your mode is loaded at startup).

On 10/11/18 12:06 PM, Caragea Silviu wrote:
> Hello,
> 
> I have a project that compiles ok using both rebar and rebar3, also 
> works ok with both If I start it from command line like:
> 
> erl -pa _build/default/lib/*/ebin -config _build/configs/app.config
> 
> But is not starting with a rebar3 release.
> 
> I'm getting a crash like:
> 
> =erl_crash_dump:0.3
> Thu Oct 11 12:55:14 2018
> Slogan: Kernel pid terminated (application_controller) 
> ({application_start_failure,kernel,{{shutdown,{failed_to_start_child,kernel_safe_sup,{on_load_function_failed,erlpool_globals}}},{kernel,start,[normal,[]
> System version: Erlang/OTP 19 [erts-8.3.5.5] [source] [64-bit] [smp:8:8] 
> [async-threads:10] [hipe] [kernel-poll:true] [dtrace]
> Compiled: Sat Aug 11 23:57:43 2018
> 
> The erlpool_globals code is : 
> https://github.com/silviucpp/erlpool/blob/master/src/erlpool_globals.erl 
> . Basically it's just a stub module that's compiled dynamically and 
> replace at runtime . I created this to avoid static code analyzer errors 
> in IntelliJ.
> 
> Also it's strange because if I change do_not_load() to return ok it's 
> working :)
> 
> Any hints ?
> 
> Silviu
> 
> 
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-- 
Loïc Hoguin
https://ninenines.eu