# Disable the $CAP wire protocol capability.

if test -z "$CAP"

then

    echo "CAP environment variable not set."

fi

cat > notcapable-$CAP.py << EOF

from mercurial import extensions, localrepo

from mercurial.interfaces import repository

def extsetup(ui):

    extensions.wrapfunction(repository.peer, 'capable', wrapcapable)

    extensions.wrapfunction(localrepo.localrepository, 'peer', wrappeer)

def wrapcapable(orig, self, name, *args, **kwargs):

    if name in b'$CAP'.split(b' '):

        return False

    return orig(self, name, *args, **kwargs)

def wrappeer(orig, self):

    # Since we're disabling some newer features, we need to make sure local

    # repos add in the legacy features again.

    return localrepo.locallegacypeer(self)

EOF

echo '[extensions]' >> $HGRCPATH

echo "notcapable-$CAP = `pwd`/notcapable-$CAP.py" >> $HGRCPATH