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-rw-r--r--scripts/lib/wic/engine.py15
1 files changed, 10 insertions, 5 deletions
diff --git a/scripts/lib/wic/engine.py b/scripts/lib/wic/engine.py
index f8f2844cf6..e3701c442e 100644
--- a/scripts/lib/wic/engine.py
+++ b/scripts/lib/wic/engine.py
@@ -267,13 +267,18 @@ class Disk:
return self._partitions
+ def _prop(self, name):
+ """Get path to the executable in a lazy way."""
+ aname = "_%s" % name
+ if getattr(self, aname) is None:
+ setattr(self, aname, find_executable(name, self.paths))
+ if not getattr(self, aname):
+ raise WicError("Can't find executable {}".format(name))
+ return getattr(self, aname)
+
@property
def mdir(self):
- if self._mdir is None:
- self._mdir = find_executable("mdir", self.paths)
- if not self._mdir:
- raise WicError("Can't find executable mdir")
- return self._mdir
+ return self._prop('mdir')
def _get_part_image(self, pnum):
if pnum not in self.partitions: