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From: "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de>
Newsgroups: comp.lang.ada
Subject: Re: Execute an OS command and capture output
Date: Mon, 13 Nov 2017 21:34:57 +0100
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Date: 2017-11-13T21:34:57+01:00
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On 2017-11-13 21:16, Victor Porton wrote:
> Dmitry A. Kazakov wrote:
> 
>> GTK is not Web-based. It is written in C.
> 
> I meant that my software (not GTK) is Web based.

Well, Web-based as browser side or web-based as server side. On the 
server side you can do anything on the browser side basically nothing.

>>> Is it possible to extract this code and use it separately?
>>
>> Sources of GLib are freely available.
>>
>> But it would be too complicated, especially under Windows were the GLib
>> implementation uses a helper process.
> 
> It seems we need a helper process on Linux/Unix too:
> 
>  From https://codelabs.ch/spawn-manager/index.html
> 
> The Ada spawn manager implements the concept described in the GNAT GPL
> package System.OS_Lib. It is used to solve the problem of spawning processes
> at arbitrary times from multitasking Ada programs:

I have no idea why spawning a process should be a problem from a task.

> In your opinion, is it really necessary?

No idea. It is not necessary under with Win32 API. As for Linux I don't 
know if Posix calls must be done from a dedicated task. I somewhat doubt 
that.

-- 
Regards,
Dmitry A. Kazakov
http://www.dmitry-kazakov.de