Re: [PD] Lua: request for 'require'...

2008-05-29 Thread Claude Heiland-Allen
Frank Barknecht wrote:
 Do you think it would make sense to push the directory of a *.pd_lua
 file to the front of package.path automatically? I guess I think it
 would. 

Yes, I guess I think I might be inclined to agree.

Now implemented in SVN head, tested very briefly.  Untested with 
.pd_luax, probably needs a different mechanism there.

See examples/complex*

Claude
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http://claudiusmaximus.goto10.org

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Re: [PD] Lua: request for 'require'...

2008-05-21 Thread Mike McGonagle
  self:dofile(myscript.lua).


I tried this as the following:

dofile(/absolute/path/to/myfile.lua)

and this works...


 package.path = /my/pdlua/files/?.lua; .. package.path


I also tried this as follows

package.path = /absolute/path/to/?.lua; .. package.path
require myfile.lua

and this works...

Thanks for your help.

Mike


-- 
Peace may sound simple—one beautiful word— but it requires everything we
have, every quality, every strength, every dream, every high ideal.
—Yehudi Menuhin (1916–1999), musician
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Re: [PD] Lua: request for 'require'...

2008-05-21 Thread Mike McGonagle
Well, I also tried

require /absolute/path/to/myfile


and this worked, also... do note that there is no '.lua' at the end of the
path/file name

Mike


On Wed, May 21, 2008 at 12:28 PM, Mike McGonagle [EMAIL PROTECTED] wrote:



   self:dofile(myscript.lua).


 I tried this as the following:

 dofile(/absolute/path/to/myfile.lua)

 and this works...


 package.path = /my/pdlua/files/?.lua; .. package.path


 I also tried this as follows

 package.path = /absolute/path/to/?.lua; .. package.path
 require myfile.lua

 and this works...

 Thanks for your help.

 Mike


 --
 Peace may sound simple—one beautiful word— but it requires everything we
 have, every quality, every strength, every dream, every high ideal.
 —Yehudi Menuhin (1916–1999), musician




-- 
Peace may sound simple—one beautiful word— but it requires everything we
have, every quality, every strength, every dream, every high ideal.
—Yehudi Menuhin (1916–1999), musician
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Re: [PD] Lua: request for 'require'...

2008-05-20 Thread Frank Barknecht
Hallo,
Mike McGonagle hat gesagt: // Mike McGonagle wrote:

 On 5/19/08, Claude Heiland-Allen [EMAIL PROTECTED] wrote:
  Mike McGonagle wrote:
   There is support for one-off execution of .lua scripts found via Pd's path
  (relative to the object instance, not the original source file), use it like
  self:dofile(myscript.lua).
 
 So, can I assume that this would effectively be the same as using
 require? I am sure there will be differences, but I am not trying to
 load a compiled binary, just curious if this has the same effect for
 .lua files...

As a workaround for now you could modify the Lua search path manually
using something like: 

package.path = /my/pdlua/files/?.lua; .. package.path

before any requires. This adds the pattern /my/pdlua/files/?.lua to
the path require() searches for modules. Lua doesn't know about
directories, so you cannot us something like pwd instead here, of
course. 

Do you think it would make sense to push the directory of a *.pd_lua
file to the front of package.path automatically? I guess I think it
would. 

Ciao
-- 
 Frank Barknecht _ __footils.org__

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Re: [PD] Lua: request for 'require'...

2008-05-20 Thread Mike McGonagle
On Tue, May 20, 2008 at 1:18 AM, Frank Barknecht [EMAIL PROTECTED] wrote:

 Hallo,
 Mike McGonagle hat gesagt: // Mike McGonagle wrote:

  On 5/19/08, Claude Heiland-Allen [EMAIL PROTECTED] wrote:
   Mike McGonagle wrote:
There is support for one-off execution of .lua scripts found via Pd's
 path
   (relative to the object instance, not the original source file), use it
 like
   self:dofile(myscript.lua).
 
  So, can I assume that this would effectively be the same as using
  require? I am sure there will be differences, but I am not trying to
  load a compiled binary, just curious if this has the same effect for
  .lua files...

 As a workaround for now you could modify the Lua search path manually
 using something like:

 package.path = /my/pdlua/files/?.lua; .. package.path


Cool, I will check it out...



 before any requires. This adds the pattern /my/pdlua/files/?.lua to
 the path require() searches for modules. Lua doesn't know about
 directories, so you cannot us something like pwd instead here, of
 course.

 Do you think it would make sense to push the directory of a *.pd_lua
 file to the front of package.path automatically? I guess I think it
 would.


Yes, I think that something like this would be taken care of by the
environment, as this would force any and all code used in PD to be
specific to PD, having to add code that is only used in PDLua. Also
considering that PD allows you to load something from the same directory,
then PDLua I would think should too. How is Vessel handling 'require'?

Mike



 Ciao
 --
  Frank Barknecht _ __footils.org__

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have, every quality, every strength, every dream, every high ideal.
—Yehudi Menuhin (1916–1999), musician
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Re: [PD] Lua: request for 'require'...

2008-05-19 Thread Claude Heiland-Allen
Mike McGonagle wrote:
 Claude,
 Over the weekend I was working with PDLua and found that I can only use
 'require' to load things from a specific location that is NOT in the PD
 path. Basically, I am trying to use some objects that I wrote using the
 standalone lua interpreter, so I figured that I would be able to include
 them in the same directory as the referencing .pd_lua file, but I guess I
 was wrong in that assumption.
 
 Is there some reason why 'require' won't load a .lua file like this? 

Yes, require from Lua doesn't know where the .pd_lua file was loaded 
from.  I'll have to research if it's possible to work like you suggest - 
I guess before running the .pd_lua script I could add the path to Lua's 
path then remove it again after it's loaded.

  The
 only other method I can think of is to include all of my .lua files into the
 same source file for my .pd_lua objects.

There is support for one-off execution of .lua scripts found via Pd's 
path (relative to the object instance, not the original source file), 
use it like self:dofile(myscript.lua).

Alternatively, you could make mylib.pd_lua that registers multiple 
objects and contains the common support code, and use it like:

pd -lib lua -lib mylib

Neither of these are ideal, though.

 Mike

Claude
-- 
http://claudiusmaximus.goto10.org

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Re: [PD] Lua: request for 'require'...

2008-05-19 Thread Mike McGonagle
On 5/19/08, Claude Heiland-Allen [EMAIL PROTECTED] wrote:
 Mike McGonagle wrote:
  There is support for one-off execution of .lua scripts found via Pd's path
 (relative to the object instance, not the original source file), use it like
 self:dofile(myscript.lua).

So, can I assume that this would effectively be the same as using
require? I am sure there will be differences, but I am not trying to
load a compiled binary, just curious if this has the same effect for
.lua files...

Thanks a lot for all your work, Claude (et al), but I will say that
this weekend was kind of frustrating, if not educational...

Oh, and obviously, I didn't have any trouble compiling from your
sources that I got. Do you have a regular release schedule? Or do you
post to the list when you make an update? I am just hoping to keep
surfing this bleeding edge so I can have more weekends like this
last... (just trying to be funny there...)

Mike


-- 
Peace may sound simple—one beautiful word— but it requires everything
we have, every quality, every strength, every dream, every high ideal.
—Yehudi Menuhin (1916–1999), musician

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