Esempio n. 1
0
    if not state.has_key('delete'):
        fpre = []
        for pre in precursors:
            fpre.append((pre['lines'], pre['line points'], pre['points']))
        if diff is not None:
            try:
                lines, line_points = replay(fpre, matches,
                                            diff['newlines'], point)
            except MergeError, msg:
                raise HistoryError, 'merge error: ' + str(msg)
            except KeyError:
                raise HistoryError, 'malformed change'

            points.append(point)
        else:
            lines, line_points, points = find_conflict_multiple_safe(fpre)
            if lines is None:
                # XXX: this is a pretty gross hack
                if len(fpre) == 2:
                    s0 = Set(fpre[0][2])
                    s1 = Set(fpre[1][2])
                    if s0 == s1:
                        raise HistoryError, 'merge error'
                    elif s0.issubset(s1):
                        lines, line_points, points = fpre[1]
                    elif s0.issuperset(s1):
                        lines, line_points, points = fpre[0]
                    else:
                        raise HistoryError, 'merge error'
                else:
                    raise HistoryError, 'merge error'
Esempio n. 2
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def update_file(co, handle, pre_heads, rhead, names, dcache, txn):
    def gen_file_points(prune):
        file_points, points = [], ['1']

        true_pre_heads = simplify_precursors(co, handle, co.contents,
                                             pre_heads, txn)[0]

        # don't use pre_heads which are ancestors of rhead
        for pre, index in true_pre_heads:
            if prune and is_ancestor(co, pre, rhead, txn):
                continue

            info = handle_contents_at_point(co, handle, pre, txn, dcache=dcache)
            if info is None:
                continue
            points = dmerge(points, info['points'])
            file_points.append((info['lines'], info['line points'], info['points']))
        return (file_points, points)

    if not co.merge:
        return 0

    rinfo = handle_contents_at_point(co, handle, rhead, txn, dcache=dcache)

    if rinfo.has_key('delete'):
        # File was deleted remotely, we're done
        # XXX: validate remote history
        return 0

    elif co.editsdb.has_key(handle) and bdecode(co.editsdb.get(handle)).has_key('hash'):
        lfile = _handle_to_filename(co, handle, names, txn)
        lfile = path.join(co.local, lfile)

        h = open(lfile, 'rb')
        lines = h.read().split('\n')
        h.close()
        file_points, points = gen_file_points(0)
        line_points = find_resolution(file_points, lines)[0]
        for i in xrange(len(line_points)):
            if line_points[i] is None:
                line_points[i] = '1'

        olines = find_conflict(lines, line_points, points, rinfo['lines'],
                               rinfo['line points'], rinfo['points'])

    else:
        file_points, points = gen_file_points(1)
        if file_points == []:
            # The remote copy is a superset of local changes
            olines = rinfo['lines']
        else:
            lines, line_points, points = find_conflict_multiple_safe(file_points)
            olines = find_conflict(lines, line_points, points, rinfo['lines'],
                                   rinfo['line points'], rinfo['points'])

    ls, conflict = [], 0
    for l in olines:
        if type(l) is str:
            ls.append(l)
        else:
            conflict = 1
            ls.append('<<<<<<< local')
            ls.extend(l[0])
            ls.append('=======')
            ls.extend(l[1])
            ls.append('>>>>>>> remote')
    lfile = path.join(co.temppath, binascii.hexlify(handle))
    h = open(lfile, 'wb')
    h.write('\n'.join(ls))
    h.close()
    if conflict:
        set_edit(co, handle, {'hash': 1}, txn)
    mtime = int(path.getmtime(lfile))
    co.modtimesdb.put(handle, bencode(mtime), txn=txn)

    return conflict
Esempio n. 3
0
def update_file(co, handle, pre_heads, rhead, names, dcache, txn):
    def gen_file_points(prune):
        file_points, points = [], ['1']

        true_pre_heads = simplify_precursors(co, handle, co.contents,
                                             pre_heads, txn)[0]

        # don't use pre_heads which are ancestors of rhead
        for pre, index in true_pre_heads:
            if prune and is_ancestor(co, pre, rhead, txn):
                continue

            info = handle_contents_at_point(co,
                                            handle,
                                            pre,
                                            txn,
                                            dcache=dcache)
            if info is None:
                continue
            points = dmerge(points, info['points'])
            file_points.append(
                (info['lines'], info['line points'], info['points']))
        return (file_points, points)

    if not co.merge:
        return 0

    rinfo = handle_contents_at_point(co, handle, rhead, txn, dcache=dcache)

    if rinfo.has_key('delete'):
        # File was deleted remotely, we're done
        # XXX: validate remote history
        return 0

    elif co.editsdb.has_key(handle) and bdecode(
            co.editsdb.get(handle)).has_key('hash'):
        lfile = _handle_to_filename(co, handle, names, txn)
        lfile = path.join(co.local, lfile)

        h = open(lfile, 'rb')
        lines = h.read().split('\n')
        h.close()
        file_points, points = gen_file_points(0)
        line_points = find_resolution(file_points, lines)[0]
        for i in xrange(len(line_points)):
            if line_points[i] is None:
                line_points[i] = '1'

        olines = find_conflict(lines, line_points, points, rinfo['lines'],
                               rinfo['line points'], rinfo['points'])

    else:
        file_points, points = gen_file_points(1)
        if file_points == []:
            # The remote copy is a superset of local changes
            olines = rinfo['lines']
        else:
            lines, line_points, points = find_conflict_multiple_safe(
                file_points)
            olines = find_conflict(lines, line_points, points, rinfo['lines'],
                                   rinfo['line points'], rinfo['points'])

    ls, conflict = [], 0
    for l in olines:
        if type(l) is str:
            ls.append(l)
        else:
            conflict = 1
            ls.append('<<<<<<< local')
            ls.extend(l[0])
            ls.append('=======')
            ls.extend(l[1])
            ls.append('>>>>>>> remote')
    lfile = path.join(co.temppath, binascii.hexlify(handle))
    h = open(lfile, 'wb')
    h.write('\n'.join(ls))
    h.close()
    if conflict:
        set_edit(co, handle, {'hash': 1}, txn)
    mtime = int(path.getmtime(lfile))
    co.modtimesdb.put(handle, bencode(mtime), txn=txn)

    return conflict