[squeak-dev] The Inbox: System-dtl.1164.mcz
Eliot Miranda
eliot.miranda at gmail.com
Tue Jun 9 16:42:00 UTC 2020
> On Jun 9, 2020, at 7:33 AM, David T. Lewis <lewis at mail.msen.com> wrote:
>
> On Tue, Jun 09, 2020 at 11:46:00AM +0530, K K Subbu wrote:
>>> On 09/06/20 1:16 am, commits at source.squeak.org wrote:
>>> David T. Lewis uploaded a new version of System to project The Inbox:
>>> http://source.squeak.org/inbox/System-dtl.1164.mcz
>>>
>>
>> Suggest splitting the arguments into image, first and rest. If first is
>> nil, then no further processing is required. If it is a chunk or project
>> file, then treat it as a startup script or project and pass the rest of
>> the command line to it.
>>
>> E.g.
>> squeak.image playmedia.st $HOME/music/foo.mp3
>> squeak.image starwars.pr $HOME/background/deathstar.png
>> squeak.image repl.st 'Beeper beep!'
>>
>> Regards .. Subbu
>>
>
> That is a good idea, but I think that this kind of argument handling can
> best be accomplished with additional changes in the image after we get
> the basic argument passing stabilized.
+1
>
> At this point, I am not trying to add any new features. I just want to
> get the existing argument handling to work consistent with the original
> design intent, and also consistently with respect to the various ways in
> which a user might enter a command line from a terminal window.
Bravo Dave! Thanks for tackling this. It is a PITA!!
> Once that is done, we can think about adding new features or different
> behavior. But I'm not sure that any new features will be needed. Consider
> your idea of:
> $ squeak.image playmedia.st $HOME/music/foo.mp3
>
> I think you will find that the playmedia.st script can directly reference
> Smalltalk argumentAt 1 to find the value of $HOME/music/foo.mp3 that
> was passed to the image.
+1. I suspect we want something like “shift” in shell scripts to allow us to consume arguments.
Maybe arguments is an OrderedCollection in a class var, and removeFirst is used to consume arguments. Then argument processors can arbitrarily edit the arguments, prepending or apending as desired.
>
> Dave
>
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