Catch SIGHUP
This should reduce the chance that a repo we're connected to via ssh
gets interrupted without doing rollback.
#!/bin/sh
mkdir test
cd test
echo foo>foo
hg init
hg addremove
hg commit -t "1"
hg verify
hg serve -p 20059 >/dev/null 2>&1 &
cd ..
hg clone http://localhost:20059/ copy
cd copy
hg verify
hg co
cat foo
hg manifest
hg pull
kill $!