deprecated.c revision 362181 
1/*
2 * deprecated.c:  holding file for all deprecated APIs.
3 *                "we can't lose 'em, but we can shun 'em!"
4 *
5 * ====================================================================
6 *    Licensed to the Apache Software Foundation (ASF) under one
7 *    or more contributor license agreements.  See the NOTICE file
8 *    distributed with this work for additional information
9 *    regarding copyright ownership.  The ASF licenses this file
10 *    to you under the Apache License, Version 2.0 (the
11 *    "License"); you may not use this file except in compliance
12 *    with the License.  You may obtain a copy of the License at
13 *
14 *      http://www.apache.org/licenses/LICENSE-2.0
15 *
16 *    Unless required by applicable law or agreed to in writing,
17 *    software distributed under the License is distributed on an
18 *    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
19 *    KIND, either express or implied.  See the License for the
20 *    specific language governing permissions and limitations
21 *    under the License.
22 * ====================================================================
23 */
24
25/* We define this here to remove any further warnings about the usage of
26   deprecated functions in this file. */
27#define SVN_DEPRECATED
28
29#include "svn_delta.h"
30#include "svn_sorts.h"
31
32
33struct path_driver_2_to_3_baton_t
34{
35  svn_delta_path_driver_cb_func_t callback_func;
36  void *callback_baton;
37  svn_boolean_t slash_prefix;
38};
39
40/* Convert from a newer to older callback
41 */
42static svn_error_t *
43path_driver_2_to_3_func(void **dir_baton,
44                        const svn_delta_editor_t *editor,
45                        void *edit_baton,
46                        void *parent_baton,
47                        void *callback_baton,
48                        const char *path,
49                        apr_pool_t *pool)
50{
51  struct path_driver_2_to_3_baton_t *b = callback_baton;
52
53  if (b->slash_prefix)
54    path = apr_pstrcat(pool, "/", path, SVN_VA_NULL);
55
56  /* Just drop the 'editor' parameters */
57  SVN_ERR(b->callback_func(dir_baton, parent_baton,
58                           b->callback_baton,
59                           path, pool));
60  return SVN_NO_ERROR;
61}
62
63svn_error_t *
64svn_delta_path_driver2(const svn_delta_editor_t *editor,
65                       void *edit_baton,
66                       const apr_array_header_t *paths,
67                       svn_boolean_t sort_paths,
68                       svn_delta_path_driver_cb_func_t callback_func,
69                       void *callback_baton,
70                       apr_pool_t *pool)
71{
72  struct path_driver_2_to_3_baton_t b;
73  int i;
74
75  b.callback_func = callback_func;
76  b.callback_baton = callback_baton;
77  b.slash_prefix = FALSE;
78
79  /* Remove any '/' prefix from incoming paths. Arrange to add a '/'
80     prefix to all paths for the callback, if any incoming path had one. */
81  for (i = 0; i < paths->nelts; i++)
82    {
83      const char *path = APR_ARRAY_IDX(paths, i, const char *);
84
85      if (path[0] == '/')
86        {
87          /* Re-allocate the array and note that we found a '/' prefix. */
88          if (!b.slash_prefix)
89            {
90              paths = apr_array_copy(pool, paths);
91              b.slash_prefix = TRUE;
92            }
93
94          /* Modify each array element that had a '/' prefix */
95          APR_ARRAY_IDX(paths, i, const char *) = path + 1;
96        }
97    }
98
99  SVN_ERR(svn_delta_path_driver3(editor, edit_baton,
100                                 paths, sort_paths,
101                                 path_driver_2_to_3_func, &b,
102                                 pool));
103  return SVN_NO_ERROR;
104}
105
106svn_error_t *
107svn_delta_path_driver(const svn_delta_editor_t *editor,
108                      void *edit_baton,
109                      svn_revnum_t revision,
110                      const apr_array_header_t *paths,
111                      svn_delta_path_driver_cb_func_t callback_func,
112                      void *callback_baton,
113                      apr_pool_t *scratch_pool)
114{
115  /* REVISION is dropped on the floor.  */
116
117  return svn_error_trace(svn_delta_path_driver2(editor, edit_baton, paths,
118                                                TRUE,
119                                                callback_func, callback_baton,
120                                                scratch_pool));
121}
122