1 files changed, 117 insertions, 0 deletions
diff --git a/bindings/swig/python.m4 b/bindings/swig/python.m4
new file mode 100644
index 0000000..a047ea4
--- /dev/null
+++ b/bindings/swig/python.m4
@@ -0,0 +1,117 @@
+#----------------------------------------------------------------
+# Look for Python
+#----------------------------------------------------------------
+
+AC_DEFUN(SW_FIND_PYTHON,
+[
+
+PYINCLUDE=
+PYLIB=
+PYPACKAGE=
+PYTHONBUILD=
+
+# I don't think any of this commented stuff works anymore
+
+#PYLINK="-lModules -lPython -lObjects -lParser"
+
+#AC_ARG_WITH(py,[  --with-py=path          Set location of Python],[
+#	PYPACKAGE="$withval"], [PYPACKAGE=])
+#AC_ARG_WITH(pyincl,[  --with-pyincl=path      Set location of Python include directory],[
+#	PYINCLUDE="$withval"], [PYINCLUDE=])
+#AC_ARG_WITH(pylib,[  --with-pylib=path       Set location of Python library directory],[
+#	PYLIB="$withval"], [PYLIB=])
+
+#if test -z "$PYINCLUDE"; then
+#   if test -n "$PYPACKAGE"; then
+#	PYINCLUDE="$PYPACKAGE/include"
+#   fi
+#fi
+
+#if test -z "$PYLIB"; then
+#   if test -n "$PYPACKAGE"; then
+#	PYLIB="$PYPACKAGE/lib"
+#   fi
+#fi
+
+AC_ARG_WITH(python,[  --with-python=path       Set location of Python executable],[ PYBIN="$withval"], [PYBIN=])
+
+# First figure out the name of the Python executable
+
+if test -z "$PYBIN"; then
+AC_PATH_PROGS(PYTHON, $prefix/bin/python python python2.4 python2.3 python2.2 python2.1 python2.0 python1.6 python1.5 python1.4 python)
+else
+PYTHON="$PYBIN"
+fi
+
+if test -n "$PYTHON"; then
+    AC_MSG_CHECKING(for Python prefix)
+    PYPREFIX=`($PYTHON -c "import sys; print sys.prefix") 2>/dev/null`
+    AC_MSG_RESULT($PYPREFIX)
+    AC_MSG_CHECKING(for Python exec-prefix)
+    PYEPREFIX=`($PYTHON -c "import sys; print sys.exec_prefix") 2>/dev/null`
+    AC_MSG_RESULT($PYEPREFIX)
+
+
+    # Note: I could not think of a standard way to get the version string from different versions.
+    # This trick pulls it out of the file location for a standard library file.
+
+    AC_MSG_CHECKING(for Python version)
+
+    # Need to do this hack since autoconf replaces __file__ with the name of the configure file
+    filehack="file__"
+    PYVERSION=`($PYTHON -c "import string,operator; print operator.getitem(string.split(string.__$filehack,'/'),-2)")`
+    AC_MSG_RESULT($PYVERSION)
+
+    # Set the include directory
+
+    AC_MSG_CHECKING(for Python header files)		
+    if test -r $PYPREFIX/include/$PYVERSION/Python.h; then
+        PYINCLUDE="-I$PYPREFIX/include/$PYVERSION -I$PYEPREFIX/lib/$PYVERSION/config"
+    fi
+    if test -z "$PYINCLUDE"; then
+        if test -r $PYPREFIX/include/Py/Python.h; then
+            PYINCLUDE="-I$PYPREFIX/include/Py -I$PYEPREFIX/lib/python/lib"
+        fi
+    fi
+    AC_MSG_RESULT($PYINCLUDE)
+
+    # Set the library directory blindly.   This probably won't work with older versions
+    AC_MSG_CHECKING(for Python library)
+    dirs="$PYVERSION/config $PYVERSION/lib python/lib"
+    for i in $dirs; do
+        if test -d $PYEPREFIX/lib/$i; then
+           PYLIB="$PYEPREFIX/lib/$i"
+	   PYTHONBUILD=python_make
+           break
+        fi
+    done
+    if test -z "$PYLIB"; then
+        AC_MSG_RESULT(Not found)
+    else
+        AC_MSG_RESULT($PYLIB)
+    fi
+
+    # Check for really old versions
+    if test -r $PYLIB/libPython.a; then
+         PYLINK="-lModules -lPython -lObjects -lParser"
+    else
+         PYLINK="-l$PYVERSION"
+    fi
+fi
+
+# Only cygwin (Windows) needs the library for dynamic linking
+case $ac_sys_system/$ac_sys_release in
+CYGWIN*) PYTHONDYNAMICLINKING="-L$PYLIB $PYLINK"
+         PYINCLUDE="-DUSE_DL_IMPORT $PYINCLUDE"
+         ;;
+*)PYTHONDYNAMICLINKING="";;
+esac
+
+
+AC_SUBST(PYINCLUDE)
+AC_SUBST(PYLIB)
+AC_SUBST(PYLINK)
+AC_SUBST(PYTHONBUILD)
+AC_SUBST(PYTHONDYNAMICLINKING)
+
+])