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moved RAND initialization from mysqld.cc to sql_class.cc:THD::THD()

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This commit is contained in:
nick@mysql.com
2002-10-29 12:28:14 -07:00
parent 60e1175e0c
commit e10d3ed129
2 changed files with 16 additions and 10 deletions
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14
sql/sql_class.cc
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@@ -35,6 +35,8 @@
#include <io.h>
#endif
extern struct rand_struct sql_rand;
/*****************************************************************************
** Instansiate templates
*****************************************************************************/
@@ -147,6 +149,18 @@ THD::THD():user_time(0),fatal_error(0),last_insert_id_used(0),
transaction.trans_log.end_of_file= max_binlog_cache_size;
}
#endif
/*
We need good random number initialization for new thread
Just coping global one will not work
*/
{
pthread_mutex_lock(&LOCK_thread_count);
ulong tmp=(ulong) (rnd(&sql_rand) * 3000000);
randominit(&rand, tmp + (ulong) start_time,
tmp + (ulong) thread_id);
pthread_mutex_unlock(&LOCK_thread_count);
}
}
/* Do operations that may take a long time */