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-rw-r--r--sql/sql_manager.cc46
1 files changed, 41 insertions, 5 deletions
diff --git a/sql/sql_manager.cc b/sql/sql_manager.cc
index 1d3acd1696c..f580bcb16d9 100644
--- a/sql/sql_manager.cc
+++ b/sql/sql_manager.cc
@@ -32,12 +32,43 @@ pthread_t manager_thread;
pthread_mutex_t LOCK_manager;
pthread_cond_t COND_manager;
+struct handler_cb {
+ struct handler_cb *next;
+ void (*action)(void);
+};
+
+static struct handler_cb * volatile cb_list;
+
+bool mysql_manager_submit(void (*action)())
+{
+ bool result= FALSE;
+ struct handler_cb * volatile *cb;
+ pthread_mutex_lock(&LOCK_manager);
+ cb= &cb_list;
+ while (*cb && (*cb)->action != action)
+ cb= &(*cb)->next;
+ if (!*cb)
+ {
+ *cb= (struct handler_cb *)my_malloc(sizeof(struct handler_cb), MYF(MY_WME));
+ if (!*cb)
+ result= TRUE;
+ else
+ {
+ (*cb)->next= NULL;
+ (*cb)->action= action;
+ }
+ }
+ pthread_mutex_unlock(&LOCK_manager);
+ return result;
+}
+
pthread_handler_t handle_manager(void *arg __attribute__((unused)))
{
int error = 0;
ulong status;
struct timespec abstime;
bool reset_flush_time = TRUE;
+ struct handler_cb *cb= NULL;
my_thread_init();
DBUG_ENTER("handle_manager");
@@ -68,6 +99,11 @@ pthread_handler_t handle_manager(void *arg __attribute__((unused)))
}
status = manager_status;
manager_status = 0;
+ if (cb == NULL)
+ {
+ cb= cb_list;
+ cb_list= NULL;
+ }
pthread_mutex_unlock(&LOCK_manager);
if (abort_loop)
@@ -80,13 +116,13 @@ pthread_handler_t handle_manager(void *arg __attribute__((unused)))
reset_flush_time = TRUE;
}
-#ifdef HAVE_BERKELEY_DB
- if (status & MANAGER_BERKELEY_LOG_CLEANUP)
+ while (cb)
{
- berkeley_cleanup_log_files();
- status &= ~MANAGER_BERKELEY_LOG_CLEANUP;
+ struct handler_cb *next= cb->next;
+ cb->action();
+ my_free((gptr)cb, MYF(0));
+ cb= next;
}
-#endif
if (status)
DBUG_PRINT("error", ("manager did not handle something: %lx", status));