check for python >= 3.3 in configure when building with python3

Change-Id: If25d4d1d583caace32934d7a7230bb86330cfbed

1 files changed, 14 insertions, 0 deletions

diff --git a/configure.ac b/configure.ac
index 68cb5bcdf3df..572ec999f37a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -7448,6 +7448,20 @@ system)
        [])
     CPPFLAGS="$save_CPPFLAGS"
 
+    AC_LANG_PUSH(C)
+    CFLAGS="$CFLAGS $PYTHON_CFLAGS"
+    AC_MSG_CHECKING([for correct python library version])
+       AC_RUN_IFELSE([AC_LANG_SOURCE([[
+#include <Python.h>
+
+int main(int argc, char **argv) {
+       if (PY_MAJOR_VERSION < 3 || (PY_MAJOR_VERSION >= 3 && PY_MINOR_VERSION >= 3)) return 0;
+       else return 1;
+}
+       ]])],[AC_MSG_RESULT([ok])],[AC_MSG_ERROR([Python >= 3.3 is needed when building with Python 3])],[])
+    CFLAGS=$save_CFLAGS
+    AC_LANG_POP(C)
+
     dnl FIXME Check if the Python library can be linked with, too?
     ;;