Re-implemented fix for #1531862 once again, in a way that works with Python 2.2. Fixes bug #1603424.
diff --git a/Lib/subprocess.py b/Lib/subprocess.py
index 9816122..abd790d 100644
--- a/Lib/subprocess.py
+++ b/Lib/subprocess.py
@@ -1004,8 +1004,12 @@
# Close pipe fds. Make sure we don't close the same
# fd more than once, or standard fds.
- for fd in set((p2cread, c2pwrite, errwrite))-set((0,1,2)):
- if fd: os.close(fd)
+ if p2cread and p2cread not in (0,):
+ os.close(p2cread)
+ if c2pwrite and c2pwrite not in (p2cread, 1):
+ os.close(c2pwrite)
+ if errwrite and errwrite not in (p2cread, c2pwrite, 2):
+ os.close(errwrite)
# Close all other fds, if asked for
if close_fds: