On Sun, Aug 22, 2010 at 12:02 AM, Christoph Gohlke <[email protected]> wrote: > > > On 8/21/2010 2:37 PM, Sebastian Haase wrote: >> On Sat, Aug 21, 2010 at 11:29 PM, Christoph Gohlke<[email protected]> wrote: >>> >>> >>> On 8/21/2010 1:44 PM, Sebastian Haase wrote: >>>> Hi, >>>> >>>> this is somewhat OT for this list, but since I know that David and >>>> many others here have lot's of experience compiling C extensions I >>>> thought I could just ask: >>>> Looking at >>>> http://sourceforge.net/projects/mingw-w64/files/ >>>> I did not know (even after reading the FAQ) which file to download and >>>> how things would eventually work. >>>> >>>> I have a 64bit windows 7 installed, and got many precompiled packages >>>> for amd64 Python 2.7 from >>>> http://www.lfd.uci.edu/~gohlke/pythonlibs/ >>>> (thanks to Christoph Gohlke for all the work) >>>> But now I have some C++ extensions on my own, and know how build them >>>> using cygwin -- but that would only produce 32bit modules and should >>>> be unusable. >>>> >>>> So, the question is if someone has or knows of some tutorial about how >>>> to go about this - step by step. This info could maybe even go the >>>> scipy wiki.... >>>> >>>> Thanks, >>>> Sebastian Haase >>> >>> >>> Hi Sebastian, >>> >>> I am not aware of such a tutorial. There's some information at >>> <http://projects.scipy.org/numpy/wiki/MicrosoftToolchainSupport> >>> >>> I did not have good experience last time (about a year ago) I tried >>> mingw-w64. Occasional crashes during compilation and at runtime. >>> Probably that has changed. At least you have to create the missing >>> libpython and libmsvcr90 libraries from the dlls and make libmsvcr90 the >>> default crt. >>> >>> You probably know that the "free" Windows 7 Platform SDK can be used to >>> build Python>=2.6 extensions written in C89. >>> <http://mattptr.net/2010/07/28/building-python-extensions-in-a-modern-windows-environment/> >>> >>> -- >> Hi Christoph, >> >> I did not exactly know this - thanks for the info (I knew about >> something called Visual Studio Express 2003- but that only >> works/worked for Python 2.5, I think...) > > You can use Visual Studio Express 2008 for building 32 bit extensions > for Python >=2.6. > >> >> Rephrasing my original question: Is the mingw-w64 at all "easy" by now > > Don't know. David Cournapeau probably has the most experience. > > http://bugs.python.org/issue4709 > http://www.equation.com/servlet/equation.cmd?call=fortran > >> ? How about cross compiling to 64bit Windows from a 32bit Ubuntu (that >> I could easily run on virtualbox) ? > > I am also interested in cross compiling on Ubuntu but have not found the > time to get started. The IOCBio project cross-compiles their 32 bit > extensions on Linux > <http://code.google.com/p/iocbio/wiki/BuildWindowsInstallersOnLinux>. > But as you can see they use Wine and Mingw... > >> >> (But I'm not apposed at all to the "free" Windows 7 Platform SDK, so >> I'll look into that -- giant download !?) > > About one GB. > >> Do you know if that contains a C++ compiler ? The first page before it starts the actual download has "Visual C++ Compilers" grayed out ... !?
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