On Apr 24, Hiromichi Watari wrote:
> I'm trying to use thread specific data with mysqld but ran into a problem with
> my_errno generating Segmentation fault at the following line.
> I know that my_errno is also thread specific data but not familiar with its
> I'm using pthread_key_create(), pthread_setspecific() and pthread_getspecific() for
> my own thread specific data, is there something I should be aware of ?
> p.s. I ran into this problem only if I try to use my own thread specific data, of
probably you forgot to call my_thread_init() in the beginning of your
Anyway, here's the code:
#define my_errno my_thread_var->thr_errno
#define my_thread_var (_my_thread_var())
struct st_my_thread_var *_my_thread_var(void)
return my_pthread_getspecific(struct st_my_thread_var*,THR_KEY_mysys);
if (!(tmp= (struct st_my_thread_var *) calloc(1, sizeof(*tmp))))