Bug#913247: Bug#826214: Bug#913247: Please provide a C implementation of /lib/init/init-d-script

[Mert Dirik]

On 11/22/18, Ian Jackson <ijackson at chiark.greenend.org.uk> wrote:
> Mert Dirik writes ("Re: Bug#913247: Please provide a C implementation of
> /lib/init/init-d-script"):
>> On 11/22/18, Ian Jackson <ijackson at chiark.greenend.org.uk> wrote:
>> > So I think this would be fixed if /lib/init/init-d-script detected
>> > this situation and set $0 to the original script name (which it gets
>> > in $1).  That is probably desirable anyway.
>>
>> The problem is there is no way of setting $0 inside a shell script as
>> far as I know. So either init-d-script shouldn't be used in shebang or
>> 40-systemd should handle a special case for it (this is up to the
>> systemd maintainers as 40-systemd is in systemd package)
>
> Ah, yes.  I looked at the dash manpage and didn't see anything
> appropriate.  But it would be a simple matter to invent a new
> variable, surely.
>

"__init_d_script_name" variable is set inside init-d-script before
sourcing /lib/lsb/init-functions and it can be used for this purpose.