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"The shebang line is ignored if a file is sourced, isn't it?"

You tell me! I'm sure your guess is better than mine. All I really know is that 
at some point in the initialization process dash comes into play and is not 
equal to the task. I know this because the initialization works as expected if 
I change /bin/sh to point to /bin/bash.

/Gösta

- -----Ursprungligt meddelande-----
Från: Gunnar Hjalmarsson [mailto:gunna...@ubuntu.com]
Skickat: den 5 maj 2019 22:35
Till: Josefsson-Ljungdahl <gos...@gmail.com>; Ubuntu Developers 
<ubuntu-devel-discuss@lists.ubuntu.com>; Gösta Ljungdahl 
<gosta.ljungd...@foi.se>
Ämne: Re: compatibility issue in environment-modules version 4.1.1-1

On 2019-05-05 21:38, Josefsson-Ljungdahl wrote:
> Den sön 5 maj 2019 kl 21:26 skrev Gunnar Hjalmarsson
> <gunna...@ubuntu.com <mailto:gunna...@ubuntu.com>>:
>> Ubuntu does that as well, at least when GDM or LightDM is used. Maybe
>> worth mentioning that the scripts in the Ubuntu versions of those DMs
>> are run as bash processes. (That was changed a few years ago;
>> previously they were run as dash processes.)
>
> OK, that's good but since Ubuntu does have /bin/sh pointing to
> /bin/dash and the initialisation procedure sources scripts with
> #!/bin/sh it doesn't go all the way in this case.

The shebang line is ignored if a file is sourced, isn't it?

 From a quick look at the code in environment-modules I see that it seems to 
test for the BASH_VERSION variable. That makes me think of this change of 
LightDM:

https://bazaar.launchpad.net/~lightdm-team/lightdm/trunk/revision/2168/debian/lightdm-session

which was made in response to:

https://launchpad.net/bugs/1482641

Can this possibly be a reason for the confusion you have observed?

- --
Gunnar Hjalmarsson
https://launchpad.net/~gunnarhj
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