Jack Jansen <Jack.Jansen@cwi.nl> writes: > On Tuesday, July 9, 2002, at 04:37 , Michael Hudson wrote: > > > Why isn't it just > > > > ,----------------------------------------------------------------------- > > | # python_build: (Boolean) if true, we're either building Python or > > | # building an extension with an un-installed Python, so we use > > | # different (hard-wired) directories. > > | > > | argv0_path = os.path.dirname(os.path.abspath(sys.executable)) > > | landmark = os.path.join(argv0_path, "Modules", "Setup") > > | > > | python_build = os.path.isfile(landmark): > > | > > | del argv0_path, landmark > > `----------------------------------------------------------------------- > > This won't work for one of the standard use cases: having multiple > "build" subdirectories of the source directory (where you build for > different platforms or some such). How so? It worked for my cron jobs last night, which build in this fashion. > And on the other question: as of a week ago setup.py is also being used > to build at least some of the MacPython extension modules. Is this MacPython as built by CodeWarrior? I'm counting MacOS X as unix when it's convenient to do so :) > But as for MacPython the build tree and the install tree are one and > the same there is no problem. Don't understand, sorry. > And as to a general solution to the problem: how about parsing the > Makefile that sits beside the interpreter? If there's a Modules/Setup file, that's what we do. > In all use cases (I think also in your example of build directories > very far away over the hills) the Makefile will sit in the same > directory as the interpreter. So you're suggesting that we use the Makefile as the landmark instead of Modules/Setup? > And the Makefile will have the srcdir variable that points to the > source directory. And we have a makefile parser in distutils. That's in effect what happens now. Cheers, M. -- I hate leaving Windows95 boxes publically accessible, so shifting even to NT is a blessing in some ways. At least I can reboot them remotely in a sane manner, rather than having to send them malformed packets. -- http://bofhcam.org/journal/journal.html, 20/06/2000
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