diff options
Diffstat (limited to 'subversion/libsvn_client/repos_diff_summarize.c')
| -rw-r--r-- | subversion/libsvn_client/repos_diff_summarize.c | 452 |
1 files changed, 0 insertions, 452 deletions
diff --git a/subversion/libsvn_client/repos_diff_summarize.c b/subversion/libsvn_client/repos_diff_summarize.c deleted file mode 100644 index 23ed29c..0000000 --- a/subversion/libsvn_client/repos_diff_summarize.c +++ /dev/null @@ -1,452 +0,0 @@ -/* - * repos_diff_summarize.c -- The diff summarize editor for summarizing - * the differences of two repository versions - * - * ==================================================================== - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - * ==================================================================== - */ - - -#include "svn_dirent_uri.h" -#include "svn_props.h" -#include "svn_pools.h" - -#include "client.h" - - -/* Overall crawler editor baton. */ -struct edit_baton { - /* The target of the diff, relative to the root of the edit */ - const char *target; - - /* The summarize callback passed down from the API */ - svn_client_diff_summarize_func_t summarize_func; - - /* The summarize callback baton */ - void *summarize_func_baton; - - /* An RA session used to check the kind of deleted paths */ - svn_ra_session_t *ra_session; - - /* The start revision for the comparison */ - svn_revnum_t revision; - - /* TRUE if the operation needs to walk deleted dirs on the "old" side. - FALSE otherwise. */ - svn_boolean_t walk_deleted_repos_dirs; - - /* A callback used to see if the client wishes to cancel the running - operation. */ - svn_cancel_func_t cancel_func; - - /* A baton to pass to the cancellation callback. */ - void *cancel_baton; - -}; - - -/* Item baton. */ -struct item_baton { - /* The overall crawler editor baton */ - struct edit_baton *edit_baton; - - /* The summarize filled by the editor calls, NULL if this item hasn't - been modified (yet) */ - svn_client_diff_summarize_t *summarize; - - /* The path of the file or directory within the repository */ - const char *path; - - /* The kind of this item */ - svn_node_kind_t node_kind; - - /* The file/directory pool */ - apr_pool_t *item_pool; -}; - - -/* Create an item baton, with the fields initialized to EDIT_BATON, PATH, - * NODE_KIND and POOL, respectively. Allocate the returned structure in POOL. - */ -static struct item_baton * -create_item_baton(struct edit_baton *edit_baton, - const char *path, - svn_node_kind_t node_kind, - apr_pool_t *pool) -{ - struct item_baton *b = apr_pcalloc(pool, sizeof(*b)); - - b->edit_baton = edit_baton; - /* Issue #2765: b->path is supposed to be relative to the target. - If the target is a file, just use an empty path. This way the - receiver can just concatenate this path to the original path - without doing any extra checks. */ - if (node_kind == svn_node_file && strcmp(path, edit_baton->target) == 0) - b->path = ""; - else - b->path = apr_pstrdup(pool, path); - b->node_kind = node_kind; - b->item_pool = pool; - - return b; -} - -/* Make sure that this item baton contains a summarize struct. - * If it doesn't before this call, allocate a new struct in the item's pool, - * initializing the diff kind to normal. - * All other fields are also initialized from IB or to NULL/invalid values. */ -static void -ensure_summarize(struct item_baton *ib) -{ - svn_client_diff_summarize_t *sum; - if (ib->summarize) - return; - - sum = apr_pcalloc(ib->item_pool, sizeof(*sum)); - - sum->node_kind = ib->node_kind; - sum->summarize_kind = svn_client_diff_summarize_kind_normal; - sum->path = ib->path; - - ib->summarize = sum; -} - - -/* An editor function. The root of the comparison hierarchy */ -static svn_error_t * -open_root(void *edit_baton, - svn_revnum_t base_revision, - apr_pool_t *pool, - void **root_baton) -{ - struct item_baton *ib = create_item_baton(edit_baton, "", - svn_node_dir, pool); - - *root_baton = ib; - return SVN_NO_ERROR; -} - -/* Recursively walk the tree rooted at DIR (at REVISION) in the - * repository, reporting all files as deleted. Part of a workaround - * for issue 2333. - * - * DIR is a repository path relative to the URL in RA_SESSION. REVISION - * may be NULL, in which case it defaults to HEAD. EDIT_BATON is the - * overall crawler editor baton. If CANCEL_FUNC is not NULL, then it - * should refer to a cancellation function (along with CANCEL_BATON). - */ -/* ### TODO: Handle depth. */ -static svn_error_t * -diff_deleted_dir(const char *dir, - svn_revnum_t revision, - svn_ra_session_t *ra_session, - void *edit_baton, - svn_cancel_func_t cancel_func, - void *cancel_baton, - apr_pool_t *pool) -{ - struct edit_baton *eb = edit_baton; - apr_hash_t *dirents; - apr_pool_t *iterpool = svn_pool_create(pool); - apr_hash_index_t *hi; - - if (cancel_func) - SVN_ERR(cancel_func(cancel_baton)); - - SVN_ERR(svn_ra_get_dir2(ra_session, - &dirents, - NULL, NULL, - dir, - revision, - SVN_DIRENT_KIND, - pool)); - - for (hi = apr_hash_first(pool, dirents); hi; - hi = apr_hash_next(hi)) - { - const char *path; - const char *name = svn__apr_hash_index_key(hi); - svn_dirent_t *dirent = svn__apr_hash_index_val(hi); - svn_node_kind_t kind; - svn_client_diff_summarize_t *sum; - - svn_pool_clear(iterpool); - - path = svn_relpath_join(dir, name, iterpool); - - SVN_ERR(svn_ra_check_path(eb->ra_session, - path, - eb->revision, - &kind, - iterpool)); - - sum = apr_pcalloc(iterpool, sizeof(*sum)); - sum->summarize_kind = svn_client_diff_summarize_kind_deleted; - sum->path = path; - sum->node_kind = kind; - - SVN_ERR(eb->summarize_func(sum, - eb->summarize_func_baton, - iterpool)); - - if (dirent->kind == svn_node_dir) - SVN_ERR(diff_deleted_dir(path, - revision, - ra_session, - eb, - cancel_func, - cancel_baton, - iterpool)); - } - - svn_pool_destroy(iterpool); - return SVN_NO_ERROR; -} - -/* An editor function. */ -static svn_error_t * -delete_entry(const char *path, - svn_revnum_t base_revision, - void *parent_baton, - apr_pool_t *pool) -{ - struct item_baton *ib = parent_baton; - struct edit_baton *eb = ib->edit_baton; - svn_client_diff_summarize_t *sum; - svn_node_kind_t kind; - - /* We need to know if this is a directory or a file */ - SVN_ERR(svn_ra_check_path(eb->ra_session, - path, - eb->revision, - &kind, - pool)); - - sum = apr_pcalloc(pool, sizeof(*sum)); - sum->summarize_kind = svn_client_diff_summarize_kind_deleted; - sum->path = path; - sum->node_kind = kind; - - SVN_ERR(eb->summarize_func(sum, eb->summarize_func_baton, pool)); - - if (kind == svn_node_dir) - SVN_ERR(diff_deleted_dir(path, - eb->revision, - eb->ra_session, - eb, - eb->cancel_func, - eb->cancel_baton, - pool)); - - return SVN_NO_ERROR; -} - -/* An editor function. */ -static svn_error_t * -add_directory(const char *path, - void *parent_baton, - const char *copyfrom_path, - svn_revnum_t copyfrom_rev, - apr_pool_t *pool, - void **child_baton) -{ - struct item_baton *pb = parent_baton; - struct item_baton *cb; - - cb = create_item_baton(pb->edit_baton, path, svn_node_dir, pool); - ensure_summarize(cb); - cb->summarize->summarize_kind = svn_client_diff_summarize_kind_added; - - *child_baton = cb; - return SVN_NO_ERROR; -} - -/* An editor function. */ -static svn_error_t * -open_directory(const char *path, - void *parent_baton, - svn_revnum_t base_revision, - apr_pool_t *pool, - void **child_baton) -{ - struct item_baton *pb = parent_baton; - struct item_baton *cb; - - cb = create_item_baton(pb->edit_baton, path, svn_node_dir, pool); - - *child_baton = cb; - return SVN_NO_ERROR; -} - - -/* An editor function. */ -static svn_error_t * -close_directory(void *dir_baton, - apr_pool_t *pool) -{ - struct item_baton *ib = dir_baton; - struct edit_baton *eb = ib->edit_baton; - - if (ib->summarize) - SVN_ERR(eb->summarize_func(ib->summarize, eb->summarize_func_baton, - pool)); - - return SVN_NO_ERROR; -} - - -/* An editor function. */ -static svn_error_t * -add_file(const char *path, - void *parent_baton, - const char *copyfrom_path, - svn_revnum_t copyfrom_rev, - apr_pool_t *pool, - void **file_baton) -{ - struct item_baton *pb = parent_baton; - struct item_baton *cb; - - cb = create_item_baton(pb->edit_baton, path, svn_node_file, pool); - ensure_summarize(cb); - cb->summarize->summarize_kind = svn_client_diff_summarize_kind_added; - - *file_baton = cb; - return SVN_NO_ERROR; -} - -/* An editor function. */ -static svn_error_t * -open_file(const char *path, - void *parent_baton, - svn_revnum_t base_revision, - apr_pool_t *pool, - void **file_baton) -{ - struct item_baton *pb = parent_baton; - struct item_baton *cb; - - cb = create_item_baton(pb->edit_baton, path, svn_node_file, pool); - - *file_baton = cb; - return SVN_NO_ERROR; -} - -/* An editor function. */ -static svn_error_t * -apply_textdelta(void *file_baton, - const char *base_checksum, - apr_pool_t *pool, - svn_txdelta_window_handler_t *handler, - void **handler_baton) -{ - struct item_baton *ib = file_baton; - - ensure_summarize(ib); - if (ib->summarize->summarize_kind == svn_client_diff_summarize_kind_normal) - ib->summarize->summarize_kind = svn_client_diff_summarize_kind_modified; - - *handler = svn_delta_noop_window_handler; - *handler_baton = NULL; - - return SVN_NO_ERROR; -} - - -/* An editor function. */ -static svn_error_t * -close_file(void *file_baton, - const char *text_checksum, - apr_pool_t *pool) -{ - struct item_baton *fb = file_baton; - struct edit_baton *eb = fb->edit_baton; - - if (fb->summarize) - SVN_ERR(eb->summarize_func(fb->summarize, eb->summarize_func_baton, - pool)); - - return SVN_NO_ERROR; -} - - -/* An editor function, implementing both change_file_prop and - * change_dir_prop. */ -static svn_error_t * -change_prop(void *entry_baton, - const char *name, - const svn_string_t *value, - apr_pool_t *pool) -{ - struct item_baton *ib = entry_baton; - - if (svn_property_kind(NULL, name) == svn_prop_regular_kind) - { - ensure_summarize(ib); - - if (ib->summarize->summarize_kind != svn_client_diff_summarize_kind_added) - ib->summarize->prop_changed = TRUE; - } - - return SVN_NO_ERROR; -} - -/* Create a repository diff summarize editor and baton. */ -svn_error_t * -svn_client__get_diff_summarize_editor(const char *target, - svn_client_diff_summarize_func_t - summarize_func, - void *summarize_baton, - svn_ra_session_t *ra_session, - svn_revnum_t revision, - svn_cancel_func_t cancel_func, - void *cancel_baton, - const svn_delta_editor_t **editor, - void **edit_baton, - apr_pool_t *pool) -{ - svn_delta_editor_t *tree_editor = svn_delta_default_editor(pool); - struct edit_baton *eb = apr_palloc(pool, sizeof(*eb)); - - eb->target = target; - eb->summarize_func = summarize_func; - eb->summarize_func_baton = summarize_baton; - eb->ra_session = ra_session; - eb->revision = revision; - eb->walk_deleted_repos_dirs = TRUE; - eb->cancel_func = cancel_func; - eb->cancel_baton = cancel_baton; - - tree_editor->open_root = open_root; - tree_editor->delete_entry = delete_entry; - tree_editor->add_directory = add_directory; - tree_editor->open_directory = open_directory; - tree_editor->change_dir_prop = change_prop; - tree_editor->close_directory = close_directory; - - tree_editor->add_file = add_file; - tree_editor->open_file = open_file; - tree_editor->apply_textdelta = apply_textdelta; - tree_editor->change_file_prop = change_prop; - tree_editor->close_file = close_file; - - return svn_delta_get_cancellation_editor(cancel_func, cancel_baton, - tree_editor, eb, editor, edit_baton, - pool); -} |