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

[Joe Armstrong]

Seems like I need to keep

  erl.exe
  start.boot
  beam.smp.dll
  erlexec.dll

And throw the rest away - seems to work (so far) - does anybody know If I've
thrown  way too much

/Joe


On Wed, Sep 20, 2017 at 1:51 PM, Joe Armstrong <erlang@REDACTED> wrote:
> On Wed, Sep 20, 2017 at 1:28 PM, Sergej Jurečko
> <sergej.jurecko@REDACTED> 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 <vladdu55@REDACTED> 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" <erlang@REDACTED> 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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