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InnoDB bug fix (row0mysql.c): make reserved table names innodb_* special again

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innobase/row/row0mysql.c:
  row_create_table_for_mysql(), row_drop_table_for_mysql():
   Make InnoDB recognize the special table names innodb_* again.
This commit is contained in:
unknown
2004-06-15 22:09:09 +03:00
parent 1fed702658
commit 518c923625
1 changed files with 33 additions and 17 deletions
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50
innobase/row/row0mysql.c
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@ -1394,7 +1394,8 @@ row_create_table_for_mysql(
tab_node_t* node; tab_node_t* node;
mem_heap_t* heap; mem_heap_t* heap;
que_thr_t* thr; que_thr_t* thr;
ulint namelen; const char* table_name;
ulint table_name_len;
ulint err; ulint err;
ut_ad(trx->mysql_thread_id == os_thread_get_curr_id()); ut_ad(trx->mysql_thread_id == os_thread_get_curr_id());
@ -1446,10 +1447,17 @@ row_create_table_for_mysql(
return(row_mysql_recover_tmp_table(table, trx)); return(row_mysql_recover_tmp_table(table, trx));
} }
namelen = strlen(table->name) + 1; /* The table name is prefixed with the database name and a '/'.
Certain table names starting with 'innodb_' have their special
meaning regardless of the database name. Thus, we need to
ignore the database name prefix in the comparisons. */
table_name = strchr(table->name, '/');
ut_a(table_name);
table_name++;
table_name_len = strlen(table_name) + 1;
if (namelen == sizeof S_innodb_monitor if (table_name_len == sizeof S_innodb_monitor
&& !memcmp(table->name, S_innodb_monitor, && !memcmp(table_name, S_innodb_monitor,
sizeof S_innodb_monitor)) { sizeof S_innodb_monitor)) {
/* Table equals "innodb_monitor": /* Table equals "innodb_monitor":
@ -1461,27 +1469,27 @@ row_create_table_for_mysql(
of InnoDB monitor prints */ of InnoDB monitor prints */
os_event_set(srv_lock_timeout_thread_event); os_event_set(srv_lock_timeout_thread_event);
} else if (namelen == sizeof S_innodb_lock_monitor } else if (table_name_len == sizeof S_innodb_lock_monitor
&& !memcmp(table->name, S_innodb_lock_monitor, && !memcmp(table_name, S_innodb_lock_monitor,
sizeof S_innodb_lock_monitor)) { sizeof S_innodb_lock_monitor)) {
srv_print_innodb_monitor = TRUE; srv_print_innodb_monitor = TRUE;
srv_print_innodb_lock_monitor = TRUE; srv_print_innodb_lock_monitor = TRUE;
os_event_set(srv_lock_timeout_thread_event); os_event_set(srv_lock_timeout_thread_event);
} else if (namelen == sizeof S_innodb_tablespace_monitor } else if (table_name_len == sizeof S_innodb_tablespace_monitor
&& !memcmp(table->name, S_innodb_tablespace_monitor, && !memcmp(table_name, S_innodb_tablespace_monitor,
sizeof S_innodb_tablespace_monitor)) { sizeof S_innodb_tablespace_monitor)) {
srv_print_innodb_tablespace_monitor = TRUE; srv_print_innodb_tablespace_monitor = TRUE;
os_event_set(srv_lock_timeout_thread_event); os_event_set(srv_lock_timeout_thread_event);
} else if (namelen == sizeof S_innodb_table_monitor } else if (table_name_len == sizeof S_innodb_table_monitor
&& !memcmp(table->name, S_innodb_table_monitor, && !memcmp(table_name, S_innodb_table_monitor,
sizeof S_innodb_table_monitor)) { sizeof S_innodb_table_monitor)) {
srv_print_innodb_table_monitor = TRUE; srv_print_innodb_table_monitor = TRUE;
os_event_set(srv_lock_timeout_thread_event); os_event_set(srv_lock_timeout_thread_event);
} else if (namelen == sizeof S_innodb_mem_validate } else if (table_name_len == sizeof S_innodb_mem_validate
&& !memcmp(table->name, S_innodb_mem_validate, && !memcmp(table_name, S_innodb_mem_validate,
sizeof S_innodb_mem_validate)) { sizeof S_innodb_mem_validate)) {
/* We define here a debugging feature intended for /* We define here a debugging feature intended for
developers */ developers */
@ -1909,6 +1917,7 @@ row_drop_table_for_mysql(
que_thr_t* thr; que_thr_t* thr;
que_t* graph; que_t* graph;
ulint err; ulint err;
const char* table_name;
ulint namelen; ulint namelen;
ibool locked_dictionary = FALSE; ibool locked_dictionary = FALSE;
char* quoted_name; char* quoted_name;
@ -1997,10 +2006,17 @@ row_drop_table_for_mysql(
trx_start_if_not_started(trx); trx_start_if_not_started(trx);
namelen = strlen(name) + 1; /* The table name is prefixed with the database name and a '/'.
Certain table names starting with 'innodb_' have their special
meaning regardless of the database name. Thus, we need to
ignore the database name prefix in the comparisons. */
table_name = strchr(name, '/');
ut_a(table_name);
table_name++;
namelen = strlen(table_name) + 1;
if (namelen == sizeof S_innodb_monitor if (namelen == sizeof S_innodb_monitor
&& !memcmp(name, S_innodb_monitor, && !memcmp(table_name, S_innodb_monitor,
sizeof S_innodb_monitor)) { sizeof S_innodb_monitor)) {
/* Table name equals "innodb_monitor": /* Table name equals "innodb_monitor":
@ -2009,18 +2025,18 @@ row_drop_table_for_mysql(
srv_print_innodb_monitor = FALSE; srv_print_innodb_monitor = FALSE;
srv_print_innodb_lock_monitor = FALSE; srv_print_innodb_lock_monitor = FALSE;
} else if (namelen == sizeof S_innodb_lock_monitor } else if (namelen == sizeof S_innodb_lock_monitor
&& !memcmp(name, S_innodb_lock_monitor, && !memcmp(table_name, S_innodb_lock_monitor,
sizeof S_innodb_lock_monitor)) { sizeof S_innodb_lock_monitor)) {
srv_print_innodb_monitor = FALSE; srv_print_innodb_monitor = FALSE;
srv_print_innodb_lock_monitor = FALSE; srv_print_innodb_lock_monitor = FALSE;
} else if (namelen == sizeof S_innodb_tablespace_monitor } else if (namelen == sizeof S_innodb_tablespace_monitor
&& !memcmp(name, S_innodb_tablespace_monitor, && !memcmp(table_name, S_innodb_tablespace_monitor,
sizeof S_innodb_tablespace_monitor)) { sizeof S_innodb_tablespace_monitor)) {
srv_print_innodb_tablespace_monitor = FALSE; srv_print_innodb_tablespace_monitor = FALSE;
} else if (namelen == sizeof S_innodb_table_monitor } else if (namelen == sizeof S_innodb_table_monitor
&& !memcmp(name, S_innodb_table_monitor, && !memcmp(table_name, S_innodb_table_monitor,
sizeof S_innodb_table_monitor)) { sizeof S_innodb_table_monitor)) {
srv_print_innodb_table_monitor = FALSE; srv_print_innodb_table_monitor = FALSE;