Added back the os.waitpid calls since we don't use subprocess on

windows. Just made the waitpid ignore exceptions. :)

src/ZEO/tests/ConnectionTests.py

@@ -104,6 +104,7 @@ class CommonSetupTearDown(StorageTestBase):
         logging.info("setUp() %s", self.id())
         self.file = 'storage_conf'
         self.addr = []
+        self._pids = []
         self._servers = []
         self.conf_paths = []
         self.caches = []
@@ -132,6 +133,12 @@ class CommonSetupTearDown(StorageTestBase):
         for adminaddr in self._servers:
             if adminaddr is not None:
                 forker.shutdown_zeo_server(adminaddr)
+        for pid in self._pids:
+            try:
+                os.waitpid(pid, 0)
+            except OSError:
+                pass # The subprocess module may already have waited
+                    
         for c in self.caches:
             for i in 0, 1:
                 for ext in "", ".trace", ".lock":
@@ -214,6 +221,7 @@ class CommonSetupTearDown(StorageTestBase):
         zeoport, adminaddr, pid, path = forker.start_zeo_server(
             sconf, zconf, addr[1], keep)
         self.conf_paths.append(path)
+        self._pids.append(pid)
         self._servers.append(adminaddr)
 
     def shutdownServer(self, index=0):