D5092: fuzz: try *even harder* to prevent Python from looking up usernames

[durin42 (Augie Fackler)]

durin42 created this revision.
Herald added a subscriber: mercurial-devel.
Herald added a reviewer: hg-reviewers.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D5092

AFFECTED FILES
  contrib/fuzz/manifest.cc

CHANGE DETAILS

diff --git a/contrib/fuzz/manifest.cc b/contrib/fuzz/manifest.cc
--- a/contrib/fuzz/manifest.cc
+++ b/contrib/fuzz/manifest.cc
@@ -31,6 +31,8 @@
 	strncpy(cpypath, pypath.c_str(), pypath.size());
 	setenv("PYTHONPATH", cpypath, 1);
 	setenv("PYTHONNOUSERSITE", "1", 1);
+	/* prevent Python from looking up users in the fuzz environment */
+	setenv("PYTHONUSERBASE", cpypath, 1);
 	Py_SetPythonHome(cpypath);
 	Py_InitializeEx(0);
 	return 0;



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