The csnd libraries and scripts could (and perhaps should) in fact go into site-packages of the correct Python version.

Regards,
Mike

-----Original Message-----
>From: Anthony Kozar 
>Sent: Jan 4, 2006 4:40 PM
>To: "csound@lists.bath.ac.uk" 
>Subject: Re: [Csnd] User report for Cs5 RC2 on OS X
>
>I'm doing some more checking here with the RC2 release on my 10.2.8 machine
>and I have made some progress but discovered other problems with the
>packaging scheme.
>
>I installed Python 2.3.5 from the MacPython project
>
>
>The good news is that immediately after installing, the error about loading
>libpy.dylib went away.  I can now load and use the Python opcodes from
>commandline csound successfully.
>
>The bad news though is that import csnd did not work immediately:
>
>[fiona:~/Projects/csound] anthony% python
>Python 2.3.5 (#1, Feb 10 2005, 16:29:16)
>[GCC 3.1 20020420 (prerelease)] on darwin
>
>>>> import csnd
>Traceback (most recent call last):
>  File "", line 1, in ?
>ImportError: No module named csnd
>
>The problem is that the installer assumes a Python framework in
>/System/Library but there is no Python framework by default in OS X 10.2 and
>the framework installed with MacPython 2.3 is put into /Library instead.  So
>I had to move the files installed by Csound into the appropriate places in
>/Library instead:
>
>[fiona:~/Projects/csound] anthony% cd
>/System/Library/Frameworks/Python.Framework/Versions/2.3/lib/python2.3
>[fiona:2.3/lib/python2.3] anthony% ls
>_csnd.so* csnd.py   csnd.pyc
>[fiona:2.3/lib/python2.3] anthony% ll
>total 3256
>-rwxr-xr-x  1 root  wheel  1381280 Jan  1 19:18 _csnd.so*
>-rw-r--r--  1 root  wheel   115518 Jan  1 19:18 csnd.py
>-rw-r--r--  1 root  wheel   162689 Jan  1 19:18 csnd.pyc
>[fiona:2.3/lib/python2.3] anthony% sudo cp *.py*
>/Library/Frameworks/Python.framework/Versions/2.3/lib/python2.3/site-package
>s
>
>[fiona:2.3/lib/python2.3] anthony% sudo cp _csnd.so
>/Library/Frameworks/Python.framework/Versions/2.3/lib/python2.3/lib-dynload
>
>Note that I did not put them directly into lib/python2.3 -- the
>site-packages folder is for locally installed modules.  And the .so files
>all seem to go in the directory lib-dynload.  After doing this, Python can
>now find the csnd module but cannot load it because it was linked to 10.3
>system libraries:
>
>[fiona:2.3/lib/python2.3] anthony% python
>Python 2.3.5 (#1, Feb 10 2005, 16:29:16)
>[GCC 3.1 20020420 (prerelease)] on darwin
>>>> import csnd
>Traceback (most recent call last):
>  File "", line 1, in ?
>  File "csnd.py", line 4, in ?
>    import _csnd
>ImportError: Failure linking new module: : dyld: python Undefined symbols:
>_csnd.so undefined reference to _btowc expected to be defined in
>/usr/lib/libSystem.B.dylib
>_csnd.so undefined reference to _iswctype expected to be defined in
>/usr/lib/libSystem.B.dylib
>_csnd.so undefined reference to _mbsrtowcs expected to be defined in
>/usr/lib/libSystem.B.dylib
>_csnd.so undefined reference to _towlower expected to be defined in
>/usr/lib/libSystem.B.dylib
>_csnd.so undefined reference to _towupper expected to be defined in /us
>>>>
>
>I should also note that installing these files directly to the 2.3 version
>of the framework will be a problem for users that upgrade their Python
>installations in the future.  Instead of installing to
>
>/Library/Frameworks/Python.framework/Versions/2.3/
>
>it would probably be better to use
>
>/Library/Frameworks/Python.framework/Versions/Current/
>
>although this doesn't completely solve the problem because the Python
>directory layout includes the version number in the path ./lib/python2.3.
>Maybe this problem has been solved with a newer version of OS X ??  (There
>is a "fix" for a linking problem with MacPython on 10.3)
>
>It occured to me that a similar mistake in the installer might be the reason
>that the CSDPlayer Java app failed to work.  Investigating, I found that
>lib_jcsound.jnilib was linked directly to the Java 1.4.2 location:
>
>/System/Library/Frameworks/JavaVM.framework/Versions/1.4.2/
>
>This location did not exist previously on my system since I only have Java
>1.4.1.  However, looking at the following directory listing you can see that
>CurrentJDK is linked to the 1.4.1 directory on my system:
>
>[fiona:Frameworks/JavaVM.framework/Versions] anthony% ll
>total 16
>drwxr-xr-x  3 root  wheel  102 Jul 29  2002 1.2/
>drwxr-xr-x  3 root  wheel  102 Jul 29  2002 1.3/
>drwxr-xr-x  7 root  wheel  238 Nov  3  2003 1.3.1/
>drwxr-xr-x  8 root  wheel  272 Sep 28  2004 1.4.1/
>drwxr-xr-x  3 root  wheel  102 Jan  3 16:57 1.4.2/
>drwxr-xr-x  5 root  wheel  170 Jun 29  2004 A/
>lrwxr-xr-x  1 root  wheel    1 Nov  3  2003 Current@ -> A
>lrwxr-xr-x  1 root  wheel    5 Nov  3  2003 CurrentJDK@ -> 1.4.1
>
>Therefore, I think that if you install the csound link instead to
>
>/System/Library/Frameworks/JavaVM.framework/Versions/CurrentJDK/
>
>that this will work more consistently on more systems.
>
>After moving the link on my system, the behavior of CSDPlayer.app did
>change.  Before it would exit when I clicked 'Play'.  Now it does not exit
>and I can click other buttons, choose a new file, etc.   However, I still
>get no sound regardless of the .csd file that I try.
>
>*shrug*
>
>Anthony Kozar
>anthonykozar AT sbcglobal DOT net
>
>
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