X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=m4%2Fopenvswitch.m4;h=ceb10732cfff22f1d0d118ed5c4cf150b9933a56;hb=2280e7223cc5d014fe60ad3be45b8e4d9d401997;hp=b7267438c97127448cea3506ff7505003fea5fd1;hpb=d65349ea28bb67a0062a9b4b60ff97538206373b;p=openvswitch

diff --git a/m4/openvswitch.m4 b/m4/openvswitch.m4
index b7267438..ceb10732 100644
--- a/m4/openvswitch.m4
+++ b/m4/openvswitch.m4
@@ -236,8 +236,7 @@ AC_DEFUN([OVS_CHECK_PCRE],
 
 dnl Checks for Python 2.x, x >= 4.
 AC_DEFUN([OVS_CHECK_PYTHON],
-  [AC_ARG_VAR([PYTHON], [path to Python 2.x])
-   AC_CACHE_CHECK(
+  [AC_CACHE_CHECK(
      [for Python 2.x for x >= 4],
      [ovs_cv_python],
      [if test -n "$PYTHON"; then
@@ -260,4 +259,7 @@ else:
           done
         done
       fi])
-   PYTHON=$ovs_cv_python])
+   AM_MISSING_PROG([PYTHON], [python])
+   if test $ovs_cv_python != no; then
+     PYTHON=$ovs_cv_python
+   fi])