diff options
author | Alexey Kopytov <Alexey.Kopytov@Sun.com> | 2010-03-24 18:03:44 +0300 |
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committer | Alexey Kopytov <Alexey.Kopytov@Sun.com> | 2010-03-24 18:03:44 +0300 |
commit | f10885675c5a01cec9c9905d9fc00be5266e8fcc (patch) | |
tree | 9f13d4fcc3ac732dc94fe2cae446f6f8c2b4e02b /storage/example | |
parent | 41b6e42421e3baa2983833a138fb3f1303f263b5 (diff) | |
parent | c203c8daf87a7ca20eeb08b60174ea7c7f12f257 (diff) | |
download | mariadb-git-f10885675c5a01cec9c9905d9fc00be5266e8fcc.tar.gz |
Manual merge of mysql-trunk into mysql-trunk-merge.
Conflicts:
Text conflict in client/mysqlbinlog.cc
Text conflict in mysql-test/Makefile.am
Text conflict in mysql-test/collections/default.daily
Text conflict in mysql-test/r/mysqlbinlog_row_innodb.result
Text conflict in mysql-test/suite/rpl/r/rpl_typeconv_innodb.result
Text conflict in mysql-test/suite/rpl/t/rpl_get_master_version_and_clock.test
Text conflict in mysql-test/suite/rpl/t/rpl_row_create_table.test
Text conflict in mysql-test/suite/rpl/t/rpl_slave_skip.test
Text conflict in mysql-test/suite/rpl/t/rpl_typeconv_innodb.test
Text conflict in mysys/charset.c
Text conflict in sql/field.cc
Text conflict in sql/field.h
Text conflict in sql/item.h
Text conflict in sql/item_func.cc
Text conflict in sql/log.cc
Text conflict in sql/log_event.cc
Text conflict in sql/log_event_old.cc
Text conflict in sql/mysqld.cc
Text conflict in sql/rpl_utility.cc
Text conflict in sql/rpl_utility.h
Text conflict in sql/set_var.cc
Text conflict in sql/share/Makefile.am
Text conflict in sql/sql_delete.cc
Text conflict in sql/sql_plugin.cc
Text conflict in sql/sql_select.cc
Text conflict in sql/sql_table.cc
Text conflict in storage/example/ha_example.h
Text conflict in storage/federated/ha_federated.cc
Text conflict in storage/myisammrg/ha_myisammrg.cc
Text conflict in storage/myisammrg/myrg_open.c
Diffstat (limited to 'storage/example')
-rw-r--r-- | storage/example/CMakeLists.txt | 4 | ||||
-rw-r--r-- | storage/example/ha_example.cc | 57 | ||||
-rw-r--r-- | storage/example/ha_example.h | 10 |
3 files changed, 52 insertions, 19 deletions
diff --git a/storage/example/CMakeLists.txt b/storage/example/CMakeLists.txt index f0b1343ab9c..5a6f5d78c6b 100644 --- a/storage/example/CMakeLists.txt +++ b/storage/example/CMakeLists.txt @@ -13,6 +13,6 @@ # along with this program; if not, write to the Free Software # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA -INCLUDE("${PROJECT_SOURCE_DIR}/storage/mysql_storage_engine.cmake") +SET(EXAMPLE_PLUGIN_DYNAMIC "ha_example") SET(EXAMPLE_SOURCES ha_example.cc) -MYSQL_STORAGE_ENGINE(EXAMPLE) +MYSQL_ADD_PLUGIN(example ${EXAMPLE_SOURCES} STORAGE_ENGINE MODULE_ONLY) diff --git a/storage/example/ha_example.cc b/storage/example/ha_example.cc index 9bc666663c3..fb143f0b8d4 100644 --- a/storage/example/ha_example.cc +++ b/storage/example/ha_example.cc @@ -112,7 +112,7 @@ handlerton *example_hton; static HASH example_open_tables; /* The mutex used to init the hash; variable for example share methods */ -pthread_mutex_t example_mutex; +mysql_mutex_t example_mutex; /** @brief @@ -126,13 +126,39 @@ static uchar* example_get_key(EXAMPLE_SHARE *share, size_t *length, return (uchar*) share->table_name; } +#ifdef HAVE_PSI_INTERFACE +static PSI_mutex_key ex_key_mutex_example, ex_key_mutex_EXAMPLE_SHARE_mutex; + +static PSI_mutex_info all_example_mutexes[]= +{ + { &ex_key_mutex_example, "example", PSI_FLAG_GLOBAL}, + { &ex_key_mutex_EXAMPLE_SHARE_mutex, "EXAMPLE_SHARE::mutex", 0} +}; + +static void init_example_psi_keys() +{ + const char* category= "example"; + int count; + + if (PSI_server == NULL) + return; + + count= array_elements(all_example_mutexes); + PSI_server->register_mutex(category, all_example_mutexes, count); +} +#endif + static int example_init_func(void *p) { DBUG_ENTER("example_init_func"); +#ifdef HAVE_PSI_INTERFACE + init_example_psi_keys(); +#endif + example_hton= (handlerton *)p; - VOID(pthread_mutex_init(&example_mutex,MY_MUTEX_INIT_FAST)); + mysql_mutex_init(ex_key_mutex_example, &example_mutex, MY_MUTEX_INIT_FAST); (void) my_hash_init(&example_open_tables,system_charset_info,32,0,0, (my_hash_get_key) example_get_key,0,0); @@ -152,7 +178,7 @@ static int example_done_func(void *p) if (example_open_tables.records) error= 1; my_hash_free(&example_open_tables); - pthread_mutex_destroy(&example_mutex); + mysql_mutex_destroy(&example_mutex); DBUG_RETURN(0); } @@ -172,7 +198,7 @@ static EXAMPLE_SHARE *get_share(const char *table_name, TABLE *table) uint length; char *tmp_name; - pthread_mutex_lock(&example_mutex); + mysql_mutex_lock(&example_mutex); length=(uint) strlen(table_name); if (!(share=(EXAMPLE_SHARE*) my_hash_search(&example_open_tables, @@ -185,7 +211,7 @@ static EXAMPLE_SHARE *get_share(const char *table_name, TABLE *table) &tmp_name, length+1, NullS))) { - pthread_mutex_unlock(&example_mutex); + mysql_mutex_unlock(&example_mutex); return NULL; } @@ -196,15 +222,16 @@ static EXAMPLE_SHARE *get_share(const char *table_name, TABLE *table) if (my_hash_insert(&example_open_tables, (uchar*) share)) goto error; thr_lock_init(&share->lock); - pthread_mutex_init(&share->mutex,MY_MUTEX_INIT_FAST); + mysql_mutex_init(ex_key_mutex_EXAMPLE_SHARE_mutex, + &share->mutex, MY_MUTEX_INIT_FAST); } share->use_count++; - pthread_mutex_unlock(&example_mutex); + mysql_mutex_unlock(&example_mutex); return share; error: - pthread_mutex_destroy(&share->mutex); + mysql_mutex_destroy(&share->mutex); my_free(share, MYF(0)); return NULL; @@ -219,15 +246,15 @@ error: static int free_share(EXAMPLE_SHARE *share) { - pthread_mutex_lock(&example_mutex); + mysql_mutex_lock(&example_mutex); if (!--share->use_count) { my_hash_delete(&example_open_tables, (uchar*) share); thr_lock_delete(&share->lock); - pthread_mutex_destroy(&share->mutex); + mysql_mutex_destroy(&share->mutex); my_free(share, MYF(0)); } - pthread_mutex_unlock(&example_mutex); + mysql_mutex_unlock(&example_mutex); return 0; } @@ -356,7 +383,13 @@ int ha_example::close(void) int ha_example::write_row(uchar *buf) { DBUG_ENTER("ha_example::write_row"); - DBUG_RETURN(HA_ERR_WRONG_COMMAND); + /* + Example of a successful write_row. We don't store the data + anywhere; they are thrown away. A real implementation will + probably need to do something with 'buf'. We report a success + here, to pretend that the insert was successful. + */ + DBUG_RETURN(0); } diff --git a/storage/example/ha_example.h b/storage/example/ha_example.h index fad44f34615..0c04249b6eb 100644 --- a/storage/example/ha_example.h +++ b/storage/example/ha_example.h @@ -42,7 +42,7 @@ typedef struct st_example_share { char *table_name; uint table_name_length,use_count; - pthread_mutex_t mutex; + mysql_mutex_t mutex; THR_LOCK lock; } EXAMPLE_SHARE; @@ -83,11 +83,11 @@ public: ulonglong table_flags() const { /* - We are saying that this engine is just row capable to have an - engine that can only handle row-based logging. This is used in - testing. + We are saying that this engine is just statement capable to have + an engine that can only handle statement-based logging. This is + used in testing. */ - return HA_BINLOG_ROW_CAPABLE; + return HA_BINLOG_STMT_CAPABLE; } /** @brief |