# These are the default directories. They will be replaced by the
# configured directories at install time.
-PKGDATADIR = "/usr/local/share/openvswitch"
-RUNDIR = "/var/run"
-LOGDIR = "/usr/local/var/log"
-BINDIR = "/usr/local/bin"
+import os
+PKGDATADIR = os.environ.get("OVS_PKGDATADIR", "/usr/local/share/openvswitch")
+RUNDIR = os.environ.get("OVS_RUNDIR", "/var/run")
+LOGDIR = os.environ.get("OVS_LOGDIR", "/usr/local/var/log")
+BINDIR = os.environ.get("OVS_BINDIR", "/usr/local/bin")