Building a win32 python extension from cygwin?

Wed Mar 19 02:45:00 GMT 2003

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
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