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Viewing changes to bindings/swig/package/python.m4

  • Committer: Bazaar Package Importer
  • Author(s): Daniel Glassey
  • Date: 2004-01-15 15:50:07 UTC
  • Revision ID: james.westby@ubuntu.com-20040115155007-n9mz4x0zxrs1isd3
Tags: upstream-1.5.7
Import upstream version 1.5.7

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bindings/swig/package/python.m4
 
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#----------------------------------------------------------------
 
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# Look for Python
 
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#----------------------------------------------------------------
 
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AC_DEFUN(SW_FIND_PYTHON,
 
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[
 
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PYINCLUDE=
 
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PYLIB=
 
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PYPACKAGE=
 
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PYTHONBUILD=
 
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# I don't think any of this commented stuff works anymore
 
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#PYLINK="-lModules -lPython -lObjects -lParser"
 
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#AC_ARG_WITH(py,[  --with-py=path          Set location of Python],[
 
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#       PYPACKAGE="$withval"], [PYPACKAGE=])
 
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#AC_ARG_WITH(pyincl,[  --with-pyincl=path      Set location of Python include directory],[
 
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#       PYINCLUDE="$withval"], [PYINCLUDE=])
 
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#AC_ARG_WITH(pylib,[  --with-pylib=path       Set location of Python library directory],[
 
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#       PYLIB="$withval"], [PYLIB=])
 
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#if test -z "$PYINCLUDE"; then
 
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#   if test -n "$PYPACKAGE"; then
 
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#       PYINCLUDE="$PYPACKAGE/include"
 
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#   fi
 
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#fi
 
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#if test -z "$PYLIB"; then
 
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#   if test -n "$PYPACKAGE"; then
 
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#       PYLIB="$PYPACKAGE/lib"
 
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#   fi
 
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#fi
 
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AC_ARG_WITH(python,[  --with-python=path       Set location of Python executable],[ PYBIN="$withval"], [PYBIN=])
 
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# First figure out the name of the Python executable
 
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if test -z "$PYBIN"; then
 
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AC_PATH_PROGS(PYTHON, $prefix/bin/python python python2.4 python2.3 python2.2 python2.1 python2.0 python1.6 python1.5 python1.4 python)
 
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else
 
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PYTHON="$PYBIN"
 
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fi
 
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if test -n "$PYTHON"; then
 
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    AC_MSG_CHECKING(for Python prefix)
 
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    PYPREFIX=`($PYTHON -c "import sys; print sys.prefix") 2>/dev/null`
 
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    AC_MSG_RESULT($PYPREFIX)
 
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    AC_MSG_CHECKING(for Python exec-prefix)
 
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    PYEPREFIX=`($PYTHON -c "import sys; print sys.exec_prefix") 2>/dev/null`
 
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    AC_MSG_RESULT($PYEPREFIX)
 
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    # Note: I could not think of a standard way to get the version string from different versions.
 
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    # This trick pulls it out of the file location for a standard library file.
 
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    AC_MSG_CHECKING(for Python version)
 
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    # Need to do this hack since autoconf replaces __file__ with the name of the configure file
 
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    filehack="file__"
 
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    PYVERSION=`($PYTHON -c "import string,operator; print operator.getitem(string.split(string.__$filehack,'/'),-2)")`
 
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    AC_MSG_RESULT($PYVERSION)
 
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    # Set the include directory
 
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    AC_MSG_CHECKING(for Python header files)            
 
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    if test -r $PYPREFIX/include/$PYVERSION/Python.h; then
 
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        PYINCLUDE="-I$PYPREFIX/include/$PYVERSION -I$PYEPREFIX/lib/$PYVERSION/config"
 
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    fi
 
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    if test -z "$PYINCLUDE"; then
 
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        if test -r $PYPREFIX/include/Py/Python.h; then
 
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            PYINCLUDE="-I$PYPREFIX/include/Py -I$PYEPREFIX/lib/python/lib"
 
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        fi
 
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    fi
 
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    AC_MSG_RESULT($PYINCLUDE)
 
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    # Set the library directory blindly.   This probably won't work with older versions
 
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    AC_MSG_CHECKING(for Python library)
 
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    dirs="$PYVERSION/config $PYVERSION/lib python/lib"
 
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    for i in $dirs; do
 
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        if test -d $PYEPREFIX/lib/$i; then
 
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           PYLIB="$PYEPREFIX/lib/$i"
 
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           PYTHONBUILD=python_make
 
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           break
 
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        fi
 
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    done
 
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    if test -z "$PYLIB"; then
 
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        AC_MSG_RESULT(Not found)
 
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    else
 
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        AC_MSG_RESULT($PYLIB)
 
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    fi
 
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    # Check for really old versions
 
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    if test -r $PYLIB/libPython.a; then
 
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         PYLINK="-lModules -lPython -lObjects -lParser"
 
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    else
 
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         PYLINK="-l$PYVERSION"
 
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    fi
 
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fi
 
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# Only cygwin (Windows) needs the library for dynamic linking
 
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case $ac_sys_system/$ac_sys_release in
 
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CYGWIN*) PYTHONDYNAMICLINKING="-L$PYLIB $PYLINK"
 
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         PYINCLUDE="-DUSE_DL_IMPORT $PYINCLUDE"
 
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         ;;
 
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*)PYTHONDYNAMICLINKING="";;
 
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esac
 
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AC_SUBST(PYINCLUDE)
 
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AC_SUBST(PYLIB)
 
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AC_SUBST(PYLINK)
 
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AC_SUBST(PYTHONBUILD)
 
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AC_SUBST(PYTHONDYNAMICLINKING)
 
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])