/brz/remove-bazaar

#!/usr/bin/env python2.4

import sys

from bzrlib.workingtree import WorkingTree 

from multiparent import MultiParent

single_parent = False

if len(sys.argv) > 1 and len(sys.argv) < 4:

    wt, path = WorkingTree.open_containing(sys.argv[-1])

    if len(sys.argv) == 3:

        assert sys.argv[1] == '--single'

        single_parent = True

else:

    print >> sys.stderr, 'Usage: mpknit [--single] FILENAME'

    sys.exit(3)

wt.lock_read()

try:

    bt = wt.basis_tree()

    file_id = wt.path2id(path)

    file_weave = bt.get_weave(file_id)

    for revision in file_weave.get_ancestry([bt.inventory[file_id].revision]):

        parents = file_weave.get_parents(revision)

        if single_parent:

            parents = parents[0:1]

        texts = file_weave.get_texts([revision] + parents)

        print revision

        patch_iter = MultiParent.from_texts(texts[0], texts[1:]).to_patch()

        sys.stdout.writelines(patch_iter)

finally:

    wt.unlock()