[fpc-pascal] Dependency of OpenSSL 1.0.2 still in FPC 3.2.0 on some platforms?

[Michael Van Canneyt]

On Tue, 18 May 2021, Bo Berglund via fpc-pascal wrote:

> On Mon, 17 May 2021 23:20:16 +0200, gebylist via fpc-pascal
> <fpc-pascal at lists.freepascal.org> wrote:
>
>> ?Dne 17.05.2021 v 22:06 Bo Berglund via fpc-pascal napsal(a):
>>>
>>> And that is what I have done, it is listed in uses of my mailsupport source file
>>> as:
>>> uses
>>>    Classes,
>>>    SysUtils,
>>>    smtpsend,
>>>    ssl_openssl, //<= Here
>>>    synautil,
>>>    mimemess,
>>>    mimepart;
>>>
>>> Yet it is "not compiled"...
>>>
>>> Very confusing.
>>>
>> It is because loading of ssl_openssl plugin failed. Have you installed 
>> OpenSSL libraries on your RPi?
>
> How is that done?
> Is not openssl part of the Debian and derivatives Linux distros?
>
> Well, I Googled and found a suggested remedy:
> sudo apt install libssl-dev
>
> After this was done I ran the exact same code in Lazarus debugger and this time
> it got through and the emails were delivered!
>
>> Check function |InitSSLinterface in ssl_openssl_lib unit. I personally 
>> never test ssl_openssl on RPi, maybe some error is here.|
>>
>
> Follow-on question:
> Do I have to install dev packages like this on the  target system as well (one
> where the application is not going to be built on?
>
> Or is it only needed to be on the *development* system?

It is always needed.

Basically, this package installs a symlink from libssl.so to libssl.so.x.y.z;
you can make this symlink yourself if you prefer.

Michael.