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-rw-r--r--subversion/libsvn_delta/debug_editor.c437
1 files changed, 437 insertions, 0 deletions
diff --git a/subversion/libsvn_delta/debug_editor.c b/subversion/libsvn_delta/debug_editor.c
new file mode 100644
index 0000000..7c2cdec
--- /dev/null
+++ b/subversion/libsvn_delta/debug_editor.c
@@ -0,0 +1,437 @@
+/*
+ * debug_editor.c : An editor that writes the operations it does to stderr.
+ *
+ * ====================================================================
+ * 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_io.h"
+
+#include "debug_editor.h"
+
+struct edit_baton
+{
+ const svn_delta_editor_t *wrapped_editor;
+ void *wrapped_edit_baton;
+
+ int indent_level;
+
+ svn_stream_t *out;
+};
+
+struct dir_baton
+{
+ void *edit_baton;
+ void *wrapped_dir_baton;
+};
+
+struct file_baton
+{
+ void *edit_baton;
+ void *wrapped_file_baton;
+};
+
+static svn_error_t *
+write_indent(struct edit_baton *eb, apr_pool_t *pool)
+{
+ int i;
+
+ /* This is DBG_FLAG from ../libsvn_subr/debug.c */
+ SVN_ERR(svn_stream_puts(eb->out, "DBG:"));
+ for (i = 0; i < eb->indent_level; ++i)
+ SVN_ERR(svn_stream_puts(eb->out, " "));
+
+ return SVN_NO_ERROR;
+}
+
+static svn_error_t *
+set_target_revision(void *edit_baton,
+ svn_revnum_t target_revision,
+ apr_pool_t *pool)
+{
+ struct edit_baton *eb = edit_baton;
+
+ SVN_ERR(write_indent(eb, pool));
+ SVN_ERR(svn_stream_printf(eb->out, pool, "set_target_revision : %ld\n",
+ target_revision));
+
+ return eb->wrapped_editor->set_target_revision(eb->wrapped_edit_baton,
+ target_revision,
+ pool);
+}
+
+static svn_error_t *
+open_root(void *edit_baton,
+ svn_revnum_t base_revision,
+ apr_pool_t *pool,
+ void **root_baton)
+{
+ struct edit_baton *eb = edit_baton;
+ struct dir_baton *dir_baton = apr_palloc(pool, sizeof(*dir_baton));
+
+ SVN_ERR(write_indent(eb, pool));
+ SVN_ERR(svn_stream_printf(eb->out, pool, "open_root : %ld\n",
+ base_revision));
+ eb->indent_level++;
+
+ SVN_ERR(eb->wrapped_editor->open_root(eb->wrapped_edit_baton,
+ base_revision,
+ pool,
+ &dir_baton->wrapped_dir_baton));
+
+ dir_baton->edit_baton = edit_baton;
+
+ *root_baton = dir_baton;
+
+ return SVN_NO_ERROR;
+}
+
+static svn_error_t *
+delete_entry(const char *path,
+ svn_revnum_t base_revision,
+ void *parent_baton,
+ apr_pool_t *pool)
+{
+ struct dir_baton *pb = parent_baton;
+ struct edit_baton *eb = pb->edit_baton;
+
+ SVN_ERR(write_indent(eb, pool));
+ SVN_ERR(svn_stream_printf(eb->out, pool, "delete_entry : %s:%ld\n",
+ path, base_revision));
+
+ return eb->wrapped_editor->delete_entry(path,
+ base_revision,
+ pb->wrapped_dir_baton,
+ pool);
+}
+
+static svn_error_t *
+add_directory(const char *path,
+ void *parent_baton,
+ const char *copyfrom_path,
+ svn_revnum_t copyfrom_revision,
+ apr_pool_t *pool,
+ void **child_baton)
+{
+ struct dir_baton *pb = parent_baton;
+ struct edit_baton *eb = pb->edit_baton;
+ struct dir_baton *b = apr_palloc(pool, sizeof(*b));
+
+ SVN_ERR(write_indent(eb, pool));
+ SVN_ERR(svn_stream_printf(eb->out, pool,
+ "add_directory : '%s' [from '%s':%ld]\n",
+ path, copyfrom_path, copyfrom_revision));
+ eb->indent_level++;
+
+ SVN_ERR(eb->wrapped_editor->add_directory(path,
+ pb->wrapped_dir_baton,
+ copyfrom_path,
+ copyfrom_revision,
+ pool,
+ &b->wrapped_dir_baton));
+
+ b->edit_baton = eb;
+ *child_baton = b;
+
+ return SVN_NO_ERROR;
+}
+
+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 dir_baton *pb = parent_baton;
+ struct edit_baton *eb = pb->edit_baton;
+ struct dir_baton *db = apr_palloc(pool, sizeof(*db));
+
+ SVN_ERR(write_indent(eb, pool));
+ SVN_ERR(svn_stream_printf(eb->out, pool, "open_directory : '%s':%ld\n",
+ path, base_revision));
+ eb->indent_level++;
+
+ SVN_ERR(eb->wrapped_editor->open_directory(path,
+ pb->wrapped_dir_baton,
+ base_revision,
+ pool,
+ &db->wrapped_dir_baton));
+
+ db->edit_baton = eb;
+ *child_baton = db;
+
+ return SVN_NO_ERROR;
+}
+
+static svn_error_t *
+add_file(const char *path,
+ void *parent_baton,
+ const char *copyfrom_path,
+ svn_revnum_t copyfrom_revision,
+ apr_pool_t *pool,
+ void **file_baton)
+{
+ struct dir_baton *pb = parent_baton;
+ struct edit_baton *eb = pb->edit_baton;
+ struct file_baton *fb = apr_palloc(pool, sizeof(*fb));
+
+ SVN_ERR(write_indent(eb, pool));
+ SVN_ERR(svn_stream_printf(eb->out, pool,
+ "add_file : '%s' [from '%s':%ld]\n",
+ path, copyfrom_path, copyfrom_revision));
+
+ eb->indent_level++;
+
+ SVN_ERR(eb->wrapped_editor->add_file(path,
+ pb->wrapped_dir_baton,
+ copyfrom_path,
+ copyfrom_revision,
+ pool,
+ &fb->wrapped_file_baton));
+
+ fb->edit_baton = eb;
+ *file_baton = fb;
+
+ return SVN_NO_ERROR;
+}
+
+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 dir_baton *pb = parent_baton;
+ struct edit_baton *eb = pb->edit_baton;
+ struct file_baton *fb = apr_palloc(pool, sizeof(*fb));
+
+ SVN_ERR(write_indent(eb, pool));
+ SVN_ERR(svn_stream_printf(eb->out, pool, "open_file : '%s':%ld\n",
+ path, base_revision));
+
+ eb->indent_level++;
+
+ SVN_ERR(eb->wrapped_editor->open_file(path,
+ pb->wrapped_dir_baton,
+ base_revision,
+ pool,
+ &fb->wrapped_file_baton));
+
+ fb->edit_baton = eb;
+ *file_baton = fb;
+
+ return SVN_NO_ERROR;
+}
+
+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 file_baton *fb = file_baton;
+ struct edit_baton *eb = fb->edit_baton;
+
+ SVN_ERR(write_indent(eb, pool));
+ SVN_ERR(svn_stream_printf(eb->out, pool, "apply_textdelta : %s\n",
+ base_checksum));
+
+ SVN_ERR(eb->wrapped_editor->apply_textdelta(fb->wrapped_file_baton,
+ base_checksum,
+ pool,
+ handler,
+ handler_baton));
+
+ return SVN_NO_ERROR;
+}
+
+static svn_error_t *
+close_file(void *file_baton,
+ const char *text_checksum,
+ apr_pool_t *pool)
+{
+ struct file_baton *fb = file_baton;
+ struct edit_baton *eb = fb->edit_baton;
+
+ eb->indent_level--;
+
+ SVN_ERR(write_indent(eb, pool));
+ SVN_ERR(svn_stream_printf(eb->out, pool, "close_file : %s\n",
+ text_checksum));
+
+ SVN_ERR(eb->wrapped_editor->close_file(fb->wrapped_file_baton,
+ text_checksum, pool));
+
+ return SVN_NO_ERROR;
+}
+
+static svn_error_t *
+absent_file(const char *path,
+ void *file_baton,
+ apr_pool_t *pool)
+{
+ struct file_baton *fb = file_baton;
+ struct edit_baton *eb = fb->edit_baton;
+
+ SVN_ERR(write_indent(eb, pool));
+ SVN_ERR(svn_stream_printf(eb->out, pool, "absent_file : %s\n", path));
+
+ SVN_ERR(eb->wrapped_editor->absent_file(path, fb->wrapped_file_baton,
+ pool));
+
+ return SVN_NO_ERROR;
+}
+
+static svn_error_t *
+close_directory(void *dir_baton,
+ apr_pool_t *pool)
+{
+ struct dir_baton *db = dir_baton;
+ struct edit_baton *eb = db->edit_baton;
+
+ eb->indent_level--;
+ SVN_ERR(write_indent(eb, pool));
+ SVN_ERR(svn_stream_printf(eb->out, pool, "close_directory\n"));
+
+ SVN_ERR(eb->wrapped_editor->close_directory(db->wrapped_dir_baton,
+ pool));
+
+ return SVN_NO_ERROR;
+}
+
+static svn_error_t *
+absent_directory(const char *path,
+ void *dir_baton,
+ apr_pool_t *pool)
+{
+ struct dir_baton *db = dir_baton;
+ struct edit_baton *eb = db->edit_baton;
+
+ SVN_ERR(write_indent(eb, pool));
+ SVN_ERR(svn_stream_printf(eb->out, pool, "absent_directory : %s\n",
+ path));
+
+ SVN_ERR(eb->wrapped_editor->absent_directory(path, db->wrapped_dir_baton,
+ pool));
+
+ return SVN_NO_ERROR;
+}
+
+static svn_error_t *
+change_file_prop(void *file_baton,
+ const char *name,
+ const svn_string_t *value,
+ apr_pool_t *pool)
+{
+ struct file_baton *fb = file_baton;
+ struct edit_baton *eb = fb->edit_baton;
+
+ SVN_ERR(write_indent(eb, pool));
+ SVN_ERR(svn_stream_printf(eb->out, pool, "change_file_prop : %s\n",
+ name));
+
+ SVN_ERR(eb->wrapped_editor->change_file_prop(fb->wrapped_file_baton,
+ name,
+ value,
+ pool));
+
+ return SVN_NO_ERROR;
+}
+
+static svn_error_t *
+change_dir_prop(void *dir_baton,
+ const char *name,
+ const svn_string_t *value,
+ apr_pool_t *pool)
+{
+ struct dir_baton *db = dir_baton;
+ struct edit_baton *eb = db->edit_baton;
+
+ SVN_ERR(write_indent(eb, pool));
+ SVN_ERR(svn_stream_printf(eb->out, pool, "change_dir_prop : %s\n", name));
+
+ SVN_ERR(eb->wrapped_editor->change_dir_prop(db->wrapped_dir_baton,
+ name,
+ value,
+ pool));
+
+ return SVN_NO_ERROR;
+}
+
+static svn_error_t *
+close_edit(void *edit_baton,
+ apr_pool_t *pool)
+{
+ struct edit_baton *eb = edit_baton;
+
+ SVN_ERR(write_indent(eb, pool));
+ SVN_ERR(svn_stream_printf(eb->out, pool, "close_edit\n"));
+
+ SVN_ERR(eb->wrapped_editor->close_edit(eb->wrapped_edit_baton, pool));
+
+ return SVN_NO_ERROR;
+}
+
+svn_error_t *
+svn_delta__get_debug_editor(const svn_delta_editor_t **editor,
+ void **edit_baton,
+ const svn_delta_editor_t *wrapped_editor,
+ void *wrapped_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));
+ apr_file_t *errfp;
+ svn_stream_t *out;
+
+ apr_status_t apr_err = apr_file_open_stderr(&errfp, pool);
+ if (apr_err)
+ return svn_error_wrap_apr(apr_err, "Problem opening stderr");
+
+ out = svn_stream_from_aprfile2(errfp, TRUE, pool);
+
+ tree_editor->set_target_revision = set_target_revision;
+ 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_dir_prop;
+ tree_editor->close_directory = close_directory;
+ tree_editor->absent_directory = absent_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_file_prop;
+ tree_editor->close_file = close_file;
+ tree_editor->absent_file = absent_file;
+ tree_editor->close_edit = close_edit;
+
+ eb->wrapped_editor = wrapped_editor;
+ eb->wrapped_edit_baton = wrapped_edit_baton;
+ eb->out = out;
+ eb->indent_level = 0;
+
+ *editor = tree_editor;
+ *edit_baton = eb;
+
+ return SVN_NO_ERROR;
+}
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