2010/1/20 James William Pye <li...@jwp.name>: > On Jan 20, 2010, at 12:27 PM, Magnus Hagander wrote: >> Well, it needs the version to match it to the DLL name. For python >> 2.6, it needs python26.dll. But yes, there should probably be some way >> to ask python itself about that - that would be the non-naive method. >> But as long as python is installed per default, we got it for free, >> which is why it has "worked so far". > > > [on tom's question] > IIRC, the reason you can't query Python in the same way that > configure/python.m4 does is because the generated Makefile that supports > distutils.sysconfig does not exist in standard win32 builds. That is, AFAIK, > there is no way to request the exact path of the dll/lib file in win32. > However, I'm not particularly familiar with Python on win32, so that may not > be the case. > > > Given the absence of a more precise method, I'd recommend considering > something along the lines of: > > Allow the user specify (config.pl?) the Python executable to build against > and default to the python.exe in %PATH%. (this may already be the case, idk) > > Query Python for the version information and installation prefix. > > python -c 'import sys; print(str(sys.version_info[0]) + > str(sys.version_info[1]))' > python -c 'import sys; print(sys.prefix)' > > Assume that the prefix has a normal layout, and construct the lib path from > the extracted version and prefix.
From what I can tell, it at least makes no assumptions worse than we have now. I'm sure there are ways to break it :-), but I think there are less than there are now. I have applied a patch that does something like this. -- Magnus Hagander Me: http://www.hagander.net/ Work: http://www.redpill-linpro.com/ -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
