Author: Amaury Forgeot d'Arc <amaur...@gmail.com>
Branch: stdlib-2.7.3
Changeset: r57196:745fdd104890
Date: 2012-09-06 21:59 +0200
http://bitbucket.org/pypy/pypy/changeset/745fdd104890/
Log: We won't support hash randomization in the short term. Add a
warning, and a note in the documentation.
diff --git a/pypy/doc/cpython_differences.rst b/pypy/doc/cpython_differences.rst
--- a/pypy/doc/cpython_differences.rst
+++ b/pypy/doc/cpython_differences.rst
@@ -285,6 +285,10 @@
Miscellaneous
-------------
+* Hash randomization is not supported in PyPy. Passing ``-R`` to the
+ command line, or setting the ``PYTHONHASHSEED`` environment variable
+ will display a warning message.
+
* ``sys.setrecursionlimit()`` is ignored (and not needed) on
PyPy. On CPython it would set the maximum number of nested
calls that can occur before a RuntimeError is raised; on PyPy
diff --git a/pypy/translator/goal/app_main.py b/pypy/translator/goal/app_main.py
--- a/pypy/translator/goal/app_main.py
+++ b/pypy/translator/goal/app_main.py
@@ -444,6 +444,10 @@
(not options["ignore_environment"] and os.getenv('PYTHONINSPECT'))):
options["inspect"] = 1
+ if (options["hash_randomization"] or os.getenv('PYTHONHASHSEED')):
+ print >> sys.stderr, (
+ "Warning: pypy does not implement hash randomization")
+
if PYTHON26 and we_are_translated():
flags = [options[flag] for flag in sys_flags]
sys.flags = type(sys.flags)(flags)
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