[PD-dev] the future of [declare] and canvas_savedeclarationsto()

[Miller Puckette]

OK, I took most of the patch (not the "realpath()" call which seems
unrelated) and uploaded to SVN, unless I'm mistaken.

cheers
Miller

On Wed, May 21, 2008 at 08:22:23PM +0200, Hans-Christoph Steiner wrote:
> 
> I was looking into this a bit more, and from what I can tell, the  
> canvas-local path (ce_path) is always relative to the path of the  
> parent patch.  Here's the commit for pd-extended that adds support  
> for absolute paths:
> 
> http://pure-data.svn.sourceforge.net/viewvc/pure-data? 
> view=rev&revision=9862
> 
> Also, I submitted a patch:
> 
> http://sourceforge.net/tracker/index.php? 
> func=detail&aid=1917574&group_id=55736&atid=478072
> 
> .hc
> 
> 
> On May 19, 2008, at 9:42 PM, Hans-Christoph Steiner wrote:
> 
> >
> > I think I fixed the full paths bug, here's the commit:
> >
> > http://pure-data.svn.sourceforge.net/viewvc/pure-data? 
> > view=rev&revision=9856
> >
> > .hc
> >
> > On May 19, 2008, at 8:03 PM, Hans-Christoph Steiner wrote:
> >
> >>
> >> I think this issue is pretty clear, and the languages that I know  
> >> would fall along the lines of "each patch/abstraction has its own  
> >> namespace" or in other words "#include only affects the one .c  
> >> file",  "import only affects the one .py file", etc.  So I agree  
> >> with Frank.  Global settings are global, and canvas-local settings  
> >> are local to the original file.
> >>
> >> The "semi-functional" part is the full paths that Marius mentioned.
> >>
> >> Then the other question is how to use something like "#X declare"/ 
> >> canvas_savedeclarationsto() in externals.  I'd like to create an  
> >> [import] modelled after Python's import does, so I'd like to use  
> >> "#X declare"/canvas_savedeclarationsto() with it.
> >>
> >> .hc
> >>
> >> On May 19, 2008, at 6:33 PM, Miller Puckette wrote:
> >>
> >>> Hi all,
> >>>
> >>> I use 'declare' all the time.. don't think it's semifunctional at  
> >>> all.
> >>> I think the questions about how declares should act inside  
> >>> abstractions
> >>> are hard to resolve; in my own usage (and in the way I suggest  
> >>> others might
> >>> want to use declare) it's always in the main patch, as a way to  
> >>> show the
> >>> patch what libraries, etc, it needs.
> >>>
> >>> cheers
> >>> Miller
> >>>
> >>> On Mon, May 19, 2008 at 06:28:31PM +0200, Hans-Christoph Steiner  
> >>> wrote:
> >>>>
> >>>> Hey,
> >>>>
> >>>> So I am diving into the whole canvas-local namespace and [declare]
> >>>> issue these days.  I like the new "#X declare"/
> >>>> canvas_savedeclarationsto() functionality, I think it could be  
> >>>> useful
> >>>> for a lot of things.  I was thinking of making an API to use it in
> >>>> externals, something like sys_register_loader().  I have two
> >>>> questions, first, how entrenched is the current behavior of
> >>>> [declare]?  It currently is only semi-functional, and I think few
> >>>> people use it.
> >>>>
> >>>> The second is how to structure this for general use.  I have  
> >>>> thought
> >>>> of two ways:
> >>>>
> >>>> - make "declare" the key word and allow other objectclasses to have
> >>>> their own custom "#X declare" data.
> >>>>
> >>>> - allow objectclasses to register their own declaration key words,
> >>>> like [import] could have "#X import".
> >>>>
> >>>> The first would mean changing the behavior of [declare], the second
> >>>> could lead to a big mess...
> >>>>
> >>>> .hc
> >>>>
> >>>>
> >>>> ------------------------------------------------------------------- 
> >>>> -----
> >>>> ----
> >>>>
> >>>> Man has survived hitherto because he was too ignorant to know  
> >>>> how to
> >>>> realize his wishes.  Now that he can realize them, he must either
> >>>> change them, or perish.    -William Carlos Williams
> >>>>
> >>>>
> >>>>
> >>>> _______________________________________________
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> >>>> http://lists.puredata.info/listinfo/pd-dev
> >>
> >>
> >>
> >> --------------------------------------------------------------------- 
> >> -------
> >>
> >> News is what people want to keep hidden and everything else is  
> >> publicity.          - Bill Moyers
> >>
> >>
> >
> >
> >
> >
> > ---------------------------------------------------------------------- 
> > ------
> >
> > You can't steal a gift. Bird gave the world his music, and if you  
> > can hear it, you can have it. - Dizzy Gillespie
> >
> >
> >
> 
> 
> 
> ------------------------------------------------------------------------ 
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> 
> News is what people want to keep hidden and everything else is  
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