This is the mail archive of the cygwin@cygwin.com mailing list for the Cygwin project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

re[4]: Building a win32 python extension from cygwin?


Stupid question -- please ignore.

 >>  Jason,

 >>  Thanks, I got the tutorial to work.

 >>  Now I have to port the cygwin C code I have to Win32.

 >>  >From C code, how do I know if I'm compiling for win32 vs. cygwin?

 >>  #ifdef MS_WIN32    

 >>  seems to be true for both.  (I'm not totally sure I understand my
 >>  environment now that I have run the tutorial. )

 >>  Greg

 >>  >>  >>  Greg,

 >>  >>  >>  Note my experience building Win32 Python extensions is *very*
 >>  >>  limited.
 >>  >>  >>  It is mainly limited to building the readline module every year
 >>  or so
 >>  >>  >>  when the next major version of Python is released...

 >>  >>  >>  BTW, you may have better luck on the Python or Distutils list.

 >>  >>  >>  On Mon, Mar 17, 2003 at 05:51:33PM -0500, Greg Freemyer wrote:
 >>  >>  >>  > I want to use a python deployment program like installer to
 >>  package
 >>  >>  it
 >>  >>  >>  > up so I don't have to install cygwin/python on all my servers.

 >>  >>  >>  What is "installer"?

 >>  >>  A packaging solution that allows python apps to be deployed without
 >>  having
 >>  >>  to deploy python itself.

 >>  >>  http://www.mcmillan-inc.com/install1.html

 >>  >>  I tried it in my cygwin env.  The process went smooth and I ended up
 >>  with
 >>  >>  a single .exe file that supposedly would allow the app to install in
 >>  any
 >>  >>  Win2K env.

 >>  >>  Unfortunately the actual process of installing my app failed, and per

 >>  >>  http://trixie.triqs.com/pipermail/installer/2003-March/000266.html

 >>  >>  there is currently a compatibility issue between
 >>  installer/cygwin/python.

 >>  >>  BTW: Jason, you are mentioned as the cygwin/python expert who might
 >>  be
 >>  >>  able to resolve the conflict.

 >>  >>  >>  > Unfortunately, installer is apparently broken for cygwin
 >>  currently.

 >>  >>  >>  What is broken?

 >>  >>  The above e-mail describes one problem.

 >>  >>  My problem was that libpython2.2.dll could not be found in the
 >>  specified
 >>  >>  path.

 >>  >>  That does not make any sense because the exe was supposed to be self
 >>  >>  contained and not assume any pre-existing cygwin/python dlls.

 >>  >>  I would have pursued this, but when I read the earlier e-mail, I just
 >>  >>  dropped the idea of using installer.

 >>  >>  >>  > Unfortunately the import command is not working due to the
 >>  format
 >>  >>  of
 >>  >>  >>  > the dll I am generating.

 >>  >>  >>  Error messages?  Build command lines?

 >>  >>  =====  From a freshly started python (win32 IDLE)
 >>  >>  Python 2.2.2 (#37, Oct 14 2002, 17:02:34) [MSC 32 bit (Intel)] on
 >>  win32
 >>  >>  Type "copyright", "credits" or "license" for more information.
 >>  >>  IDLE 0.8 -- press F1 for help
 >>  >>  >>> import _librsync
 >>  >>  Traceback (most recent call last):
 >>  >>  File "<pyshell#0>", line 1, in ?
 >>  >>  import _librsync
 >>  >>  ImportError: DLL load failed: The specified module could not be
 >>  found.
 >>  >>  =====

 >>  >>  If I try importing a totally non-existent dll, I get a different
 >>  error
 >>  >>  message, so it is finding the dll.

 >>  >>  ==== With a non-existent dll
 >>  >>  >>> import _asdf
 >>  >>  Traceback (most recent call last):
 >>  >>  File "<pyshell#1>", line 1, in ?
 >>  >>  import _asdf
 >>  >>  ImportError: No module named _asdf
 >>  >>  =====

 >>  >>  >>  > I've done a bunch of googling, but I can't find any straight
 >>  >>  forward
 >>  >>  >>  > instructions on what is needed for this to all work out.

 >>  >>  >>  I found the following via Google:

 >>  >>  >>  http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/82826
 >>  >>  >>  http://www.python.org/doc/current/inst/non-ms-compilers.html

 >>  >>  I will look at those.  The first one looks like what I want.

 >>  >>  >>  Are you using the --compiler=mingw32 option?  For example:

 >>  >>  >>  $ python setup.py build --compiler=mingw32

 >>  >>  No I wasn't.

 >>  >>  >>  > Does anyone know where this is documented?

 >>  >>  Thanks

 >>  >>  >>  See above.

 >>  >>  >>  Jason

 >>  >>  >>  -- 
 >>  >>  >>  PGP/GPG Key: http://www.tishler.net/jason/pubkey.asc or key
 >>  servers
 >>  >>  >>  Fingerprint: 7A73 1405 7F2B E669 C19D  8784 1AFD E4CC ECF4 8EF6

 >>  >>  >>  --
 >>  >>  >>  Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple
 >>  >>  >>  Bug reporting:         http://cygwin.com/bugs.html
 >>  >>  >>  Documentation:         http://cygwin.com/docs.html
 >>  >>  >>  FAQ:                   http://cygwin.com/faq/

 >>  >>  --
 >>  >>  Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple
 >>  >>  Bug reporting:         http://cygwin.com/bugs.html
 >>  >>  Documentation:         http://cygwin.com/docs.html
 >>  >>  FAQ:                   http://cygwin.com/faq/

 >>  --
 >>  Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple
 >>  Bug reporting:         http://cygwin.com/bugs.html
 >>  Documentation:         http://cygwin.com/docs.html
 >>  FAQ:                   http://cygwin.com/faq/

--
Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple
Bug reporting:         http://cygwin.com/bugs.html
Documentation:         http://cygwin.com/docs.html
FAQ:                   http://cygwin.com/faq/


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]