X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=tests%2Fatlocal.in;h=53602258cd9d3e33af9f52582aa4e4d763059c47;hb=d441e1b3e9286126818b46ddf2ee06a313e7c2d0;hp=aa86251cf8fa1409bad05f492f3b1e11a4fb634c;hpb=67e96a5dca90225358936b1392bba8b3207805b1;p=openvswitch

diff --git a/tests/atlocal.in b/tests/atlocal.in
index aa86251c..53602258 100644
--- a/tests/atlocal.in
+++ b/tests/atlocal.in
@@ -2,7 +2,10 @@
 HAVE_OPENSSL='@HAVE_OPENSSL@'
 HAVE_PYTHON='@HAVE_PYTHON@'
 PERL='@PERL@'
-PYTHON='@PYTHON@'
+
+if test x"$PYTHON" = x; then
+    PYTHON='@PYTHON@'
+fi
 
 PYTHONPATH=$abs_top_srcdir/python:$abs_top_builddir/tests:$PYTHONPATH
 export PYTHONPATH
@@ -10,11 +13,22 @@ export PYTHONPATH
 PYTHONIOENCODING=utf_8
 export PYTHONIOENCODING
 
+# PYTHONDONTWRITEBYTECODE=yes keeps Python 2.6+ from creating .pyc and .pyo
+# files.  Creating .py[co] works OK for any given version of Open
+# vSwitch, but it causes trouble if you switch from a version with
+# foo/__init__.py into an (older) version with plain foo.py, since
+# foo/__init__.pyc will cause Python to ignore foo.py.
+#
+# Python before version 2.6 always creates .pyc files, so if you develop
+# with such an older version then you're out of luck.
+PYTHONDONTWRITEBYTECODE=yes
+export PYTHONDONTWRITEBYTECODE
+
 if test $HAVE_PYTHON = yes; then
     if python -m argparse 2>/dev/null; then
         :
     else
         PYTHONPATH=$PYTHONPATH:$abs_top_srcdir/python/compat
         export PYTHONPATH
-   fi
+    fi
 fi