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Diffstat (limited to 'subversion/libsvn_wc/diff.h')
| -rw-r--r-- | subversion/libsvn_wc/diff.h | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/subversion/libsvn_wc/diff.h b/subversion/libsvn_wc/diff.h new file mode 100644 index 0000000..3ddada6 --- /dev/null +++ b/subversion/libsvn_wc/diff.h @@ -0,0 +1,165 @@ +/* + * lock.h: routines for diffing local files and directories. + * + * ==================================================================== + * 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. + * ==================================================================== + */ + +#ifndef SVN_LIBSVN_WC_DIFF_H +#define SVN_LIBSVN_WC_DIFF_H + +#include <apr_pools.h> +#include <apr_hash.h> + +#include "svn_types.h" +#include "svn_error.h" +#include "svn_wc.h" + +#include "wc_db.h" +#include "private/svn_diff_tree.h" + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + +/* A function to diff locally added and locally copied files. + + Reports the file LOCAL_ABSPATH as ADDED file with relpath RELPATH to + PROCESSOR with as parent baton PROCESSOR_PARENT_BATON. + + The node is expected to have status svn_wc__db_status_normal, or + svn_wc__db_status_added. When DIFF_PRISTINE is TRUE, report the pristine + version of LOCAL_ABSPATH as ADDED. In this case an + svn_wc__db_status_deleted may shadow an added or deleted node. + */ +svn_error_t * +svn_wc__diff_local_only_file(svn_wc__db_t *db, + const char *local_abspath, + const char *relpath, + const svn_diff_tree_processor_t *processor, + void *processor_parent_baton, + svn_boolean_t diff_pristine, + svn_cancel_func_t cancel_func, + void *cancel_baton, + apr_pool_t *scratch_pool); + +/* A function to diff locally added and locally copied directories. + + Reports the directory LOCAL_ABSPATH and everything below it (limited by + DEPTH) as added with relpath RELPATH to PROCESSOR with as parent baton + PROCESSOR_PARENT_BATON. + + The node is expected to have status svn_wc__db_status_normal, or + svn_wc__db_status_added. When DIFF_PRISTINE is TRUE, report the pristine + version of LOCAL_ABSPATH as ADDED. In this case an + svn_wc__db_status_deleted may shadow an added or deleted node. + */ +svn_error_t * +svn_wc__diff_local_only_dir(svn_wc__db_t *db, + const char *local_abspath, + const char *relpath, + svn_depth_t depth, + const svn_diff_tree_processor_t *processor, + void *processor_parent_baton, + svn_boolean_t diff_pristine, + svn_cancel_func_t cancel_func, + void *cancel_baton, + apr_pool_t *scratch_pool); + +/* Reports the BASE-file LOCAL_ABSPATH as deleted to PROCESSOR with relpath + RELPATH, revision REVISION and parent baton PROCESSOR_PARENT_BATON. + + If REVISION is invalid, the revision as stored in BASE is used. + + The node is expected to have status svn_wc__db_status_normal in BASE. */ +svn_error_t * +svn_wc__diff_base_only_file(svn_wc__db_t *db, + const char *local_abspath, + const char *relpath, + svn_revnum_t revision, + const svn_diff_tree_processor_t *processor, + void *processor_parent_baton, + apr_pool_t *scratch_pool); + +/* Reports the BASE-directory LOCAL_ABSPATH and everything below it (limited + by DEPTH) as deleted to PROCESSOR with relpath RELPATH and parent baton + PROCESSOR_PARENT_BATON. + + If REVISION is invalid, the revision as stored in BASE is used. + + The node is expected to have status svn_wc__db_status_normal in BASE. */ +svn_error_t * +svn_wc__diff_base_only_dir(svn_wc__db_t *db, + const char *local_abspath, + const char *relpath, + svn_revnum_t revision, + svn_depth_t depth, + const svn_diff_tree_processor_t *processor, + void *processor_parent_baton, + svn_cancel_func_t cancel_func, + void *cancel_baton, + apr_pool_t *scratch_pool); + +/* Diff the file PATH against the text base of its BASE layer. At this + * stage we are dealing with a file that does exist in the working copy. + */ +svn_error_t * +svn_wc__diff_base_working_diff(svn_wc__db_t *db, + const char *local_abspath, + const char *relpath, + svn_revnum_t revision, + const svn_diff_tree_processor_t *processor, + void *processor_dir_baton, + svn_boolean_t diff_pristine, + svn_cancel_func_t cancel_func, + void *cancel_baton, + apr_pool_t *scratch_pool); + +/* Return a tree processor filter that filters by changelist membership. + * + * This filter only passes on the changes for a file if the file's path + * (in the WC) is assigned to one of the changelists in @a changelist_hash. + * It also passes on the opening and closing of each directory that contains + * such a change, and possibly also of other directories, but not addition + * or deletion or changes to a directory. + * + * If @a changelist_hash is null then no filtering is performed and the + * returned diff processor is driven exactly like the input @a processor. + * + * @a wc_ctx is the WC context and @a root_local_abspath is the WC path of + * the root of the diff (for which relpath = "" in the diff processor). + * + * Allocate the returned diff processor in @a result_pool, or if no + * filtering is required then the input pointer @a processor itself may be + * returned. + */ +const svn_diff_tree_processor_t * +svn_wc__changelist_filter_tree_processor_create( + const svn_diff_tree_processor_t *processor, + svn_wc_context_t *wc_ctx, + const char *root_local_abspath, + apr_hash_t *changelist_hash, + apr_pool_t *result_pool); + + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif /* SVN_LIBSVN_WC_DIFF_H */ |