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MWL#182: Explain running statements

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- Make SHOW EXPLAIN command be KILLable with KILL QUERY.
This commit is contained in:
Sergey Petrunya 2012-07-05 22:04:13 +04:00
commit 3e90dc1f77
6 changed files with 140 additions and 11 deletions
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27
unittest/sql/my_apc-t.cc
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@ -24,6 +24,29 @@
#include <tap.h>
/*
A fake THD with enter_cond/exit_cond and some other members.
*/
class THD
{
mysql_mutex_t* thd_mutex;
public:
bool killed;
THD() : killed(FALSE) {}
inline const char* enter_cond(mysql_cond_t *cond, mysql_mutex_t* mutex,
const char* msg)
{
mysql_mutex_assert_owner(mutex);
thd_mutex= mutex;
return NULL;
}
inline void exit_cond(const char* old_msg)
{
mysql_mutex_unlock(thd_mutex);
}
};
#include "../sql/my_apc.h"
#define MY_APC_STANDALONE 1
@ -115,6 +138,8 @@ void *test_apc_requestor_thread(void *ptr)
{
my_thread_init();
fprintf(stderr, "# test_apc_requestor_thread started\n");
THD my_thd;
while (!requestors_should_exit)
{
int dst_value= 0;
@ -124,7 +149,7 @@ void *test_apc_requestor_thread(void *ptr)
bool timed_out;
mysql_mutex_lock(&target_mutex);
bool res= apc_target.make_apc_call(&apc_order, 60, &timed_out);
bool res= apc_target.make_apc_call(&my_thd, &apc_order, 60, &timed_out);
if (res)
{
if (timed_out)