Fix for Python 2.3 compatibility.
Note: Name of comparing function of sort() is "cmpfunc" in Python 2.3
and "cmp" in Python 2.4.
#!/bin/sh
hg init
echo This is file a1 > a
hg add a
hg commit -m "commit #0" -d "1000000 0"
ls
echo This is file b1 > b
hg add b
hg commit -m "commit #1" -d "1000000 0"
hg co 0
# B should disappear
ls