Importing libraries in Python caches the bytecode by default. Since we run scripts in source tree it ignores the current directory settings, which is $(srctree), and creates cache just in the middle of the source tree. Move cache to the current directory.
Signed-off-by: Andy Shevchenko andriy.shevchenko@linux.intel.com --- v3: avoided crash (Simon), preserved tree hierarchy tools/binman/main.py | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/tools/binman/main.py b/tools/binman/main.py index 8c1e478d54ce..d19ded491af7 100755 --- a/tools/binman/main.py +++ b/tools/binman/main.py @@ -16,9 +16,20 @@ import sys import traceback import unittest
+# Get the absolute path to this file at run-time +our_path = os.path.dirname(os.path.realpath(__file__)) +our1_path = os.path.dirname(our_path) +our2_path = os.path.dirname(our1_path) + +# +# Do not pollute source tree with cache files: +# https://stackoverflow.com/a/60024195/2511795 +# https://bugs.python.org/issue33499 +# +sys.pycache_prefix = os.path.relpath(our_path, os.environ.get('srctree', our2_path)) + # Bring in the patman and dtoc libraries (but don't override the first path # in PYTHONPATH) -our_path = os.path.dirname(os.path.realpath(__file__)) sys.path.insert(2, os.path.join(our_path, '..'))
from patman import test_util