Blame SOURCES/graphviz-2.40.1-python3.patch

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diff --git a/config/config_python.py b/config/config_python.py
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index b747045..2b1ac8d 100644
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--- a/config/config_python.py
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+++ b/config/config_python.py
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@@ -1,12 +1,13 @@
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+from __future__ import print_function
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+
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 import sys
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 from distutils import sysconfig
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 if sys.argv[1] == "archlib":
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-    print sysconfig.get_python_lib(1,1)
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+    print(sysconfig.get_python_lib(1,1))
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 elif sys.argv[1] == "lib":
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-    print sysconfig.get_python_lib(0,1)
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+    print(sysconfig.get_python_lib(0,1))
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 elif sys.argv[1] == "archsitelib":
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-    print sysconfig.get_python_lib(1,0)
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+    print(sysconfig.get_python_lib(1,0))
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 elif sys.argv[1] == "sitelib":
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-    print sysconfig.get_python_lib(0,0)
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-
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+    print(sysconfig.get_python_lib(0,0))
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diff --git a/configure.ac b/configure.ac
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index 51166c3..4d8c9a0 100644
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--- a/configure.ac
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+++ b/configure.ac
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@@ -1142,7 +1142,7 @@ else
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     if test `$SWIG -help 2>&1 | $EGREP -c '\-python *- Generate'` = 0; then
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       use_python="No (swig does not support -python option)"
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     else
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-      AC_CHECK_PROG(PYTHON,python,python)
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+      AC_CHECK_PROGS(PYTHON,[python3 python])
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       if test "x$PYTHON" = "x"; then
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         use_python="No (python not available)"
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       else
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@@ -1167,8 +1167,11 @@ else
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       if test "x$PYTHON" = "x"; then
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 	use_python="No (python is too old)"
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       else
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-        PYTHON_PREFIX=`$PYTHON -c "import sys; print sys.prefix"`
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+        PYTHON_PREFIX=`$PYTHON -c "import sys; print(sys.prefix)"`
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         PYTHON_INCLUDES=-I$PYTHON_PREFIX/include/python$PYTHON_VERSION_SHORT
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+        if test $PYTHON_VERSION_MAJOR -gt 2; then
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+          PYTHON_INCLUDES="${PYTHON_INCLUDES}m"
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+        fi
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 #        PYTHON_LIBS="-lpython$PYTHON_VERSION_SHORT"
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 	PYTHON_LIBS="-undefined dynamic_lookup"
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         PYTHON_INSTALL_DIR="`$PYTHON $srcdir/config/config_python.py archsitelib`"
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@@ -1548,7 +1551,7 @@ else
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       if test "x$PYTHON34" = "x"; then
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 	    use_python34="No (python34 is too old)"
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       else
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-        PYTHON34_PREFIX=`$PYTHON3 -c "import sys; print sys.prefix"`
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+        PYTHON34_PREFIX=`$PYTHON3 -c "import sys; print(sys.prefix)"`
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 #        PYTHON34_INCLUDES=-I$PYTHON34_PREFIX/include/python$PYTHON34_VERSION_SHORT
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 # FIXME - whats the stupid "m" for?
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         PYTHON34_INCLUDES=-I/usr/include/python3.4m