convert: some tidyups, doc improvements, and test fixes
The various back end options are now documented.
The hg source can now be configured not to hand out a revision ID.
#!/bin/sh
cat >> $HGRCPATH <<EOF
[extensions]
convert=
[convert]
hg.saverev=False
EOF
hg help convert
hg init a
cd a
echo a > a
hg ci -d'0 0' -Ama
hg cp a b
hg ci -d'1 0' -mb
hg rm a
hg ci -d'2 0' -mc
hg mv b a
hg ci -d'3 0' -md
echo a >> a
hg ci -d'4 0' -me
cd ..
hg convert a 2>&1 | grep -v 'subversion python bindings could not be loaded'
hg --cwd a-hg pull ../a
touch bogusfile
echo % should fail
hg convert a bogusfile
mkdir bogusdir
chmod 000 bogusdir
echo % should fail
hg convert a bogusdir
echo % should succeed
chmod 700 bogusdir
hg convert a bogusdir