[PATCH 3/9] Add debug editor from Subversion trunk
- From
Ramkumar Ramachandra <artagnon@gmail.com>
- Date
- Jul 13, 2010, 23:36 UTC
- Message-ID
- <1279064176-6645-4-git-send-email-artagnon@gmail.com>
- In-Reply-To
- <1279064176-6645-1-git-send-email-artagnon@gmail.com>
Add the debug editor from subversion/libsvn_delta/debug_editor.c along with a header to expose the svn_delta__get_debug_editor function. It is used for wrapping other editors, and prints the operations it does to stderr making debugging easier.
Signed-off-by: Ramkumar Ramachandra <artagnon@gmail.com> --- Makefile | 8 +- debug_editor.c | 421 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ debug_editor.h | 10 ++ dump_editor.c | 144 +++++++++++++++++++ dump_editor.h | 8 + dumpr_util.h | 9 ++ 6 files changed, 596 insertions(+), 4 deletions(-) create mode 100644 debug_editor.c create mode 100644 debug_editor.h create mode 100644 dump_editor.c create mode 100644 dump_editor.h create mode 100644 dumpr_util.h
diff --git a/Makefile b/Makefile index 55f28e5..3561909 100644 --- a/Makefile +++ b/Makefile @@ -1,8 +1,8 @@ -svnrdump: *.c - $(CC) -Wall -Werror -DAPR_POOL_DEBUG -ggdb3 -O0 -o $@ svnrdump.c -lsvn_client-1 -I. -I/usr/include/subversion-1 -I/usr/include/apr-1.0 +svnrdump: *.c *.h + $(CC) -Wall -Werror -DAPR_POOL_DEBUG -ggdb3 -O0 -o $@ svnrdump.c debug_editor.c dump_editor.c -lsvn_client-1 -I. -I/usr/include/subversion-1 -I/usr/include/apr-1.0 -svnrdump_bench: *.c - $(CC) -O2 -o $@ svnrdump.c -lsvn_client-1 -I. -I/usr/include/subversion-1 -I/usr/include/apr-1.0 +svnrdump_bench: *.c *.h + $(CC) -O2 -o $@ svnrdump.c debug_editor.c dump_editor.c -lsvn_client-1 -I. -I/usr/include/subversion-1 -I/usr/include/apr-1.0 clean: $(RM) svnrdump svnrdump_bench diff --git a/debug_editor.c b/debug_editor.c new file mode 100644 index 0000000..9271c7a --- /dev/null +++ b/debug_editor.c @@ -0,0 +1,421 @@ +/* + * 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_pools.h" +#include "svn_cmdline.h" +#include "svn_client.h" +#include "svn_ra.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; + + for (i = 0; i < eb->indent_level; ++i) + SVN_ERR(svn_stream_printf(eb->out, pool, " ")); + + 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; +} diff --git a/debug_editor.h b/debug_editor.h new file mode 100644 index 0000000..a0d412a --- /dev/null +++ b/debug_editor.h @@ -0,0 +1,10 @@ +#ifndef DEBUG_EDITOR_H_ +#define DEBUG_EDITOR_H_ + +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); + +#endif diff --git a/dump_editor.c b/dump_editor.c new file mode 100644 index 0000000..2db3f7e --- /dev/null +++ b/dump_editor.c @@ -0,0 +1,144 @@ +/* Licensed under a two-clause BSD-style license. + * See LICENSE for details. + */ + +#include "svn_pools.h" +#include "svn_repos.h" +#include "svn_path.h" +#include "svn_props.h" +#include "svn_dirent_uri.h" + +#include "dumpr_util.h" + +static svn_error_t *open_root(void *edit_baton, + svn_revnum_t base_revision, + apr_pool_t *pool, + void **root_baton) +{ + *root_baton = NULL; + return SVN_NO_ERROR; +} + +static svn_error_t *delete_entry(const char *path, + svn_revnum_t revision, + void *parent_baton, + apr_pool_t *pool) +{ + return SVN_NO_ERROR; +} + +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) +{ + *child_baton = NULL; + 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) +{ + *child_baton = NULL; + return SVN_NO_ERROR; +} + +static svn_error_t *close_directory(void *dir_baton, + apr_pool_t *pool) +{ + return SVN_NO_ERROR; +} + +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) +{ + *file_baton = NULL; + return SVN_NO_ERROR; +} + +static svn_error_t *open_file(const char *path, + void *parent_baton, + svn_revnum_t ancestor_revision, + apr_pool_t *pool, + void **file_baton) +{ + *file_baton = NULL; + return SVN_NO_ERROR; +} + +static svn_error_t *change_dir_prop(void *parent_baton, + const char *name, + const svn_string_t *value, + apr_pool_t *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) +{ + 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) +{ + *handler = svn_delta_noop_window_handler; + *handler_baton = NULL; + return SVN_NO_ERROR; +} + +static svn_error_t *close_file(void *file_baton, + const char *text_checksum, + apr_pool_t *pool) +{ + return SVN_NO_ERROR; +} + +static svn_error_t *close_edit(void *edit_baton, apr_pool_t *pool) +{ + return SVN_NO_ERROR; +} + +svn_error_t *get_dump_editor(const svn_delta_editor_t **editor, + void **edit_baton, + svn_revnum_t from_rev, + apr_pool_t *pool) +{ + struct dump_edit_baton *eb = apr_pcalloc(pool, sizeof(struct dump_edit_baton)); + eb->current_rev = from_rev; + SVN_ERR(svn_stream_for_stdout(&(eb->stream), pool)); + svn_delta_editor_t *de = svn_delta_default_editor(pool); + + de->open_root = open_root; + de->delete_entry = delete_entry; + de->add_directory = add_directory; + de->open_directory = open_directory; + de->close_directory = close_directory; + de->change_dir_prop = change_dir_prop; + de->change_file_prop = change_file_prop; + de->apply_textdelta = apply_textdelta; + de->add_file = add_file; + de->open_file = open_file; + de->close_file = close_file; + de->close_edit = close_edit; + + /* Set the edit_baton and editor */ + *edit_baton = eb; + *editor = de; + + return SVN_NO_ERROR; +} diff --git a/dump_editor.h b/dump_editor.h new file mode 100644 index 0000000..9c70b74 --- /dev/null +++ b/dump_editor.h @@ -0,0 +1,8 @@ +#ifndef DUMP_EDITOR_H_ +#define DUMP_EDITOR_H_ + +svn_error_t *get_dump_editor(const svn_delta_editor_t **editor, + void **edit_baton, + svn_revnum_t to_rev, + apr_pool_t *pool); +#endif diff --git a/dumpr_util.h b/dumpr_util.h new file mode 100644 index 0000000..199c9c4 --- /dev/null +++ b/dumpr_util.h @@ -0,0 +1,9 @@ +#ifndef DUMPR_UTIL_H_ +#define DUMPR_UTIL_H_ + +struct dump_edit_baton { + svn_stream_t *stream; + svn_revnum_t current_rev; +}; + +#endif
-- 1.7.1