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-rw-r--r--Lib/test/fork_wait.py9
1 files changed, 8 insertions, 1 deletions
diff --git a/Lib/test/fork_wait.py b/Lib/test/fork_wait.py
index 5600bdb..7eb55f6 100644
--- a/Lib/test/fork_wait.py
+++ b/Lib/test/fork_wait.py
@@ -34,7 +34,14 @@ class ForkWait(unittest.TestCase):
pass
def wait_impl(self, cpid):
- spid, status = os.waitpid(cpid, 0)
+ for i in range(10):
+ # waitpid() shouldn't hang, but some of the buildbots seem to hang
+ # in the forking tests. This is an attempt to fix the problem.
+ spid, status = os.waitpid(cpid, os.WNOHANG)
+ if spid == cpid:
+ break
+ time.sleep(2 * SHORTSLEEP)
+
self.assertEquals(spid, cpid)
self.assertEquals(status, 0, "cause = %d, exit = %d" % (status&0xff, status>>8))