Re: [Swig-user] swig-1.3.28-rc2 configure x86_64 bug

[William S F. <ws...@fu...>]

Neal Becker wrote:
> On Saturday 11 February 2006 10:16 am, William S Fulton wrote:
>>Neal Becker wrote:
>>>swig won't configure on standard linux x86_64 systems where 64bit stuff
>>>is in /usr/lib64, including Fedora.  Here is the problem, in top-level
>>>configure:
>>>    AC_MSG_CHECKING(for Python lib dir)
>>>    PYLIBDIR=`($PYTHON -c "import sys; print sys.lib") 2>/dev/null`
>>>    if test -z "$PYLIBDIR"; then
>>>      # older versions don't have sys.lib  so the best we can do is
>>>assume lib
>>>      PYLIBDIR="lib"
>>>    fi
>>>    AC_MSG_RESULT($PYLIBDIR)
>>>
>>>This is wrong.
>>>
>>>First of all, when did sys have a lib member?  It doesn't in
>>>python-2.4.2. Second, it's still wrong.  On these systems there is more
>>>than one place to find modules.  Arch-indep are in /usr/lib/python2.4
>>>while arch-dep are in /usr/lib64/python2.4.
>>>
>>>If you're looking for blah/config.h, it's found
>>>in /usr/lib64/python2.4/config.
>>>
>>>I suggest looking at distutils.
>>>
>>>This is from my .rpmmacros, I think this shows the idea:
>>>
>>>%python_sitearch %(%{__python} -c 'from distutils import sysconfig; print
>>>sysconfig.get_python_lib(1)')
>>Can you provide a patch to configure.in and we'll take a look at it?
>>Thanks.
>>
>>William
> 
> I'm afraid I had to guess a bit as to what exactly configure is looking for.  
> Everything you want can be found in distutils.  Anyway, here is my guess:
> 
> 
> 
> ------------------------------------------------------------------------
> 
> --- configure.in.orig	2006-02-11 18:23:41.000000000 -0500
> +++ configure.in	2006-02-11 19:30:48.000000000 -0500
> @@ -551,6 +551,14 @@
>  PYTHON="$PYBIN"
>  fi
>  
> +PYINCLUDE=`($PYTHON -c "from distutils import sysconfig; print sysconfig.get_python_inc()") 2>/dev/null`
> +if test -n "$PYINCLUDE"; then
> +  PYLIB=`($PYTHON -c "from distutils import sysconfig; print sysconfig.get_python_lib(1)") 2>/dev/null`
> +  PYLINK=`($PYTHON -c "from distutils import sysconfig; print sysconfig.get_config_var(\"BLDLIBRARY\")") 2>/dev/null`
> +  AC_MSG_RESULT($PYINCLUDE)
> +  AC_MSG_RESULT($PYLIB)
> +  AC_MSG_RESULT($PYLINK)
> +else
>  if test -n "$PYTHON"; then
>      AC_MSG_CHECKING(for Python prefix)
>      PYPREFIX=`($PYTHON -c "import sys; print sys.prefix") 2>/dev/null`
> @@ -615,6 +623,7 @@
>           PYLINK="-l$PYVERSION"
>      fi
>  fi
> +fi
>  
>  # Cygwin (Windows) needs the library for dynamic linking
>  case $host in

Thanks, this was too late for 1.3.28, but we'll put it into cvs soon and 
see how it goes.

William