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Fixed bug in wait_for_update() that I had introduced.

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Changed option variables to my_bool (to avoid bugs in my_getopt())
Added new thread specific mutex LOCK_delete to be able to free LOCK_thread_count early.
Changed usage of LOCK_thread_count -> LOCK_status for statistics variables
This commit is contained in:
monty@hundin.mysql.fi
2002-08-22 16:50:58 +03:00
parent 4ab6d8c4f7
commit f36f9d00ff
17 changed files with 163 additions and 126 deletions
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20
sql/sql_class.h
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@ -141,8 +141,8 @@ public:
// iterating through the log index file
int find_log_pos(LOG_INFO* linfo, const char* log_name,
bool need_mutex=1);
int find_next_log(LOG_INFO* linfo, bool need_mutex=1);
bool need_mutex);
int find_next_log(LOG_INFO* linfo, bool need_mutex);
int get_current_log(LOG_INFO* linfo);
uint next_file_id();
@ -330,7 +330,8 @@ public:
struct sockaddr_in remote; // client socket address
struct rand_struct rand; // used for authentication
struct system_variables variables; // Changeable local variables
pthread_mutex_t LOCK_delete; // Locked before thd is deleted
char *query; // Points to the current query,
/*
A pointer to the stack frame of handle_one_connection(),
@ -410,7 +411,6 @@ public:
#endif
#ifdef SIGNAL_WITH_VIO_CLOSE
Vio* active_vio;
pthread_mutex_t active_vio_lock;
#endif
ulonglong next_insert_id,last_insert_id,current_insert_id,
limit_found_rows;
@ -465,25 +465,25 @@ public:
#ifdef SIGNAL_WITH_VIO_CLOSE
inline void set_active_vio(Vio* vio)
{
pthread_mutex_lock(&active_vio_lock);
pthread_mutex_lock(&LOCK_delete);
active_vio = vio;
pthread_mutex_unlock(&active_vio_lock);
pthread_mutex_unlock(&LOCK_delete);
}
inline void clear_active_vio()
{
pthread_mutex_lock(&active_vio_lock);
pthread_mutex_lock(&LOCK_delete);
active_vio = 0;
pthread_mutex_unlock(&active_vio_lock);
pthread_mutex_unlock(&LOCK_delete);
}
inline void close_active_vio()
{
pthread_mutex_lock(&active_vio_lock);
pthread_mutex_lock(&LOCK_delete);
if (active_vio)
{
vio_close(active_vio);
active_vio = 0;
}
pthread_mutex_unlock(&active_vio_lock);
pthread_mutex_unlock(&LOCK_delete);
}
#endif
void awake(bool prepare_to_die);