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lib/bb/cache.py: invalidate cache when file checksum entry no longer exists

PATCH New Paul Eggleton 1 participant 1 message Jun 4, 2013

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PATCH 1/1 lib/bb/cache.py: invalidate cache when file checksum entry no longer exists

Go through the cached list of file checksums and check if any of the files no longer exist; if any are missing then invalidate the cached recipe, which will force it to be reparsed and thus force the list of files to be collected again. This prevents a warning when moving a file to a different location that is still picked up by the recipe, e.g. moving a file from a "files" subdirectory to one named with the recipe name (${BPN}).

Fixes [YOCTO #4474].

---
 lib/bb/cache.py | 9 +++++++++
 1 file changed, 9 insertions(+)
lib/bb/cache.py +9 -0
index 9e89742..eee83b7 100644
@@ -524,6 +524,15 @@ class Cache(object):
                     self.remove(fn)
                     return False
 
+        if hasattr(info_array[0], 'file_checksums'):
+            for _, fl in info_array[0].file_checksums.items():
+                for f in fl.split():
+                    if not os.path.exists(f):
+                        logger.debug(2, "Cache: %s's file checksum list file %s was removed",
+                                        fn, f)
+                        self.remove(fn)
+                        return False
+
         if appends != info_array[0].appends:
             logger.debug(2, "Cache: appends for %s changed", fn)
             logger.debug(2, "%s to %s" % (str(appends), str(info_array[0].appends)))
Signature · 1 line
1.8.1.2