[erlang-questions] Making a minimal distributable program in Erlang.

Joe Armstrong <>
Wed Sep 20 13:51:37 CEST 2017


On Wed, Sep 20, 2017 at 1:28 PM, Sergej Jurečko
<> wrote:
> You can just delete the erl.ini file. That way the erl/werl will work no
> matter where you put the top level erlang folder.

Yes - it worked - But how does erl.exe find the dll's ??



> You can definitely also delete:
> - all .pdb files
> - all  *.debug.*.dll
> - all .lib files
> - all source (.c, .h, .erl, .hrl) files

How much of the bin directories do I have to keep?

I just want erlang with networking and a shell no distribution -


/Joe
>
> A simple filelib:wildcard comprehension with delete across erl folder will
> achieve this quickly.
>
> Regards,
> Sergek
>
>
> On 20 Sep 2017, at 13:15, Vlad Dumitrescu <> wrote:
>
> Hi Joe,
> I got it started by adding the erts-9.0/bin directory and editing the
> bin/erl.ini file with the right path. Am trying to trim more, but my PC is
> acting weird.
> Regards,
> Vlad
>
>
> On 20 Sep 2017 12:22, "Joe Armstrong" <> wrote:
>>
>> Hello,
>>
>> I want to ship Erlang as a component inside a
>> larger application to run on Windows
>>
>> Assuming the larger application has reserved space
>> for Erlang at some destination directory $DEST then I need
>> to copy a subset of the files from a standard
>> distribution into $DEST.
>>
>> On a Mac I have reduced the number of necessary files to 11
>> (could be 10 if you remove start.script)
>>
>> ├── COPYRIGHT
>> ├── bin
>> │   ├── beam.smp
>> │   ├── erl_child_setup
>> │   ├── erlexec
>> │   ├── start.boot
>> │   └── start.script
>> ├── erl
>> └── lib
>>     ├── compiler-7.0.2.ez
>>     ├── kernel-5.1.ez
>>     ├── sasl-3.0.1.ez
>>     └── stdlib-3.1.ez
>>
>> I've thrown away all the libraries apart from compiler etc.
>>
>> I'm trying (unsuccessfully) to do the same thing on windows - does anybody
>> know how to make a minimal Erlang for windows? - which files must be
>> copied and which files must be patched????
>>
>> As an afterthought - it would be *very nice* to have a program which
>> makes a minimal distributable program for Windows/Mac/Linux.
>>
>> I was thinking along the lines of running the program twice - in run one
>> I'd trace all calls to discover which modules were actually called, then
>> from this information build a minimal distributable program.
>>
>> Cheers
>>
>> /Joe
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>> 
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>
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