copy: handle rename internally
- add rename parameter
- don't collect copied list
- report "moving" rather than "copying"
- remove renamed files
- don't return copied list
- simplify callers
#!/bin/sh
hg init
mkfifo p
hg serve --stdio < p &
P=$!
(echo lock; echo addchangegroup; sleep 5) > p &
Q=$!
sleep 3
kill -HUP $P
wait
echo .hg/* .hg/store/*