Author: Armin Rigo <[email protected]>
Branch: py3.5
Changeset: r89904:85b6fb286e66
Date: 2017-02-02 18:19 +0100
http://bitbucket.org/pypy/pypy/changeset/85b6fb286e66/
Log: Mess with import locks, when giving a .pyc file name on the command-
line
diff --git a/pypy/interpreter/app_main.py b/pypy/interpreter/app_main.py
--- a/pypy/interpreter/app_main.py
+++ b/pypy/interpreter/app_main.py
@@ -728,8 +728,26 @@
if IS_WINDOWS:
filename = filename.lower()
if filename.endswith('.pyc') or filename.endswith('.pyo'):
+ # We don't actually load via SourcelessFileLoader
+ # because '__main__' must not be listed inside
+ # 'importlib._bootstrap._module_locks' (it deadlocks
+ # test_multiprocessing_main_handling.test_script_compiled)
+ from importlib._bootstrap_external import MAGIC_NUMBER
+ import marshal
loader = SourcelessFileLoader('__main__', filename)
- args = (loader.load_module, loader.name)
+ mainmodule.__loader__ = loader
+ @hidden_applevel
+ def execfile(filename, namespace):
+ with open(filename, 'rb') as f:
+ if f.read(4) != MAGIC_NUMBER:
+ raise RuntimeError("Bad magic number in .pyc file")
+ if len(f.read(8)) != 8:
+ raise RuntimeError("Truncated .pyc file")
+ co = marshal.load(f)
+ if type(co) is not type((lambda:0).__code__):
+ raise RuntimeError("Bad code object in .pyc file")
+ exec_(co, namespace)
+ args = (execfile, filename, mainmodule.__dict__)
else:
filename = sys.argv[0]
for hook in sys.path_hooks:
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