[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
-----------------------+-------------------
  Reporter:  ram@…     |      Owner:  jwa@…
      Type:  defect    |     Status:  new
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:  2.1.3
Resolution:            |   Keywords:
      Port:  python27  |
-----------------------+-------------------

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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