[MacPorts] #39223: incorrect flags from distutils when linking against python27 @2.7.5_0
MacPorts
noreply at macports.org
Fri May 24 13:23:07 PDT 2013
#39223: incorrect flags from distutils when linking against python27 @2.7.5_0
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Reporter: ram@… | Owner: jwa@…
Type: defect | Status: new
Priority: Normal | Milestone:
Component: ports | Version: 2.1.3
Resolution: | Keywords:
Port: python27 |
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Comment (by nad@…):
LINKFORSHARED is a configuration variable used to build the Python
interpreter itself in its build directory. It isn't intended to be used
directly by other components. Unfortunately, Python builds export all
configuration variables whether they are meaningful or not. To embed
Python, the supported interface for finding build flags is to use the
pythonx.y-config script:
{{{
$ /opt/local/bin/python2.7-config --cflags
-I/opt/local/Library/Frameworks/Python.framework/Versions/2.7/include/python2.7
-I/opt/local/Library/Frameworks/Python.framework/Versions/2.7/include/python2.7
-fno-strict-aliasing -fno-common -dynamic -arch x86_64 -arch i386 -pipe
-O2 -fwrapv -arch x86_64 -arch i386 -DNDEBUG -g -fwrapv -O3 -Wall
-Wstrict-prototypes
$ /opt/local/bin/python2.7-config --ldflags
-L/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/config
-ldl -framework CoreFoundation -lpython2.7
}}}
This is explained in the "Extending and Embedding the Python Interpreter"
manual of the Python docs
[http://docs.python.org/3/extending/embedding.html#compiling-and-linking-
under-unix-like-systems] Note that the Python 3 version of this doc is
more up-to-date than the Python 2 version.
--
Ticket URL: <https://trac.macports.org/ticket/39223#comment:3>
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