1/*
2 * default_editor.c -- provide a basic svn_delta_editor_t
3 *
4 * ====================================================================
5 *    Licensed to the Apache Software Foundation (ASF) under one
6 *    or more contributor license agreements.  See the NOTICE file
7 *    distributed with this work for additional information
8 *    regarding copyright ownership.  The ASF licenses this file
9 *    to you under the Apache License, Version 2.0 (the
10 *    "License"); you may not use this file except in compliance
11 *    with the License.  You may obtain a copy of the License at
12 *
13 *      http://www.apache.org/licenses/LICENSE-2.0
14 *
15 *    Unless required by applicable law or agreed to in writing,
16 *    software distributed under the License is distributed on an
17 *    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
18 *    KIND, either express or implied.  See the License for the
19 *    specific language governing permissions and limitations
20 *    under the License.
21 * ====================================================================
22 */
23
24
25#include <apr_pools.h>
26#include <apr_strings.h>
27
28#include "svn_types.h"
29#include "svn_delta.h"
30
31
32static svn_error_t *
33set_target_revision(void *edit_baton,
34                    svn_revnum_t target_revision,
35                    apr_pool_t *pool)
36{
37  return SVN_NO_ERROR;
38}
39static svn_error_t *
40add_item(const char *path,
41         void *parent_baton,
42         const char *copyfrom_path,
43         svn_revnum_t copyfrom_revision,
44         apr_pool_t *pool,
45         void **baton)
46{
47  *baton = NULL;
48  return SVN_NO_ERROR;
49}
50
51
52static svn_error_t *
53single_baton_func(void *baton,
54                  apr_pool_t *pool)
55{
56  return SVN_NO_ERROR;
57}
58
59
60static svn_error_t *
61absent_xxx_func(const char *path,
62                void *baton,
63                apr_pool_t *pool)
64{
65  return SVN_NO_ERROR;
66}
67
68
69static svn_error_t *
70open_root(void *edit_baton,
71          svn_revnum_t base_revision,
72          apr_pool_t *dir_pool,
73          void **root_baton)
74{
75  *root_baton = NULL;
76  return SVN_NO_ERROR;
77}
78
79static svn_error_t *
80delete_entry(const char *path,
81             svn_revnum_t revision,
82             void *parent_baton,
83             apr_pool_t *pool)
84{
85  return SVN_NO_ERROR;
86}
87
88static svn_error_t *
89open_item(const char *path,
90          void *parent_baton,
91          svn_revnum_t base_revision,
92          apr_pool_t *pool,
93          void **baton)
94{
95  *baton = NULL;
96  return SVN_NO_ERROR;
97}
98
99static svn_error_t *
100change_prop(void *file_baton,
101            const char *name,
102            const svn_string_t *value,
103            apr_pool_t *pool)
104{
105  return SVN_NO_ERROR;
106}
107
108svn_error_t *svn_delta_noop_window_handler(svn_txdelta_window_t *window,
109                                           void *baton)
110{
111  return SVN_NO_ERROR;
112}
113
114static svn_error_t *
115apply_textdelta(void *file_baton,
116                const char *base_checksum,
117                apr_pool_t *pool,
118                svn_txdelta_window_handler_t *handler,
119                void **handler_baton)
120{
121  *handler = svn_delta_noop_window_handler;
122  *handler_baton = NULL;
123  return SVN_NO_ERROR;
124}
125
126
127static svn_error_t *
128close_file(void *file_baton,
129           const char *text_checksum,
130           apr_pool_t *pool)
131{
132  return SVN_NO_ERROR;
133}
134
135
136
137static const svn_delta_editor_t default_editor =
138{
139  set_target_revision,
140  open_root,
141  delete_entry,
142  add_item,
143  open_item,
144  change_prop,
145  single_baton_func,
146  absent_xxx_func,
147  add_item,
148  open_item,
149  apply_textdelta,
150  change_prop,
151  close_file,
152  absent_xxx_func,
153  single_baton_func,
154  single_baton_func
155};
156
157svn_delta_editor_t *
158svn_delta_default_editor(apr_pool_t *pool)
159{
160  return apr_pmemdup(pool, &default_editor, sizeof(default_editor));
161}
162