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-rw-r--r--sql/set_var.cc21
1 files changed, 15 insertions, 6 deletions
diff --git a/sql/set_var.cc b/sql/set_var.cc
index 31ba1fee842..3100c951f68 100644
--- a/sql/set_var.cc
+++ b/sql/set_var.cc
@@ -90,6 +90,7 @@ static void fix_myisam_max_extra_sort_file_size(THD *thd, enum_var_type type);
static void fix_myisam_max_sort_file_size(THD *thd, enum_var_type type);
static void fix_max_binlog_size(THD *thd, enum_var_type type);
static void fix_max_relay_log_size(THD *thd, enum_var_type type);
+static void fix_max_connections(THD *thd, enum_var_type type);
static KEY_CACHE *create_key_cache(const char *name, uint length);
void fix_sql_mode_var(THD *thd, enum_var_type type);
static byte *get_error_count(THD *thd);
@@ -162,7 +163,8 @@ sys_var_long_ptr sys_max_binlog_size("max_binlog_size",
&max_binlog_size,
fix_max_binlog_size);
sys_var_long_ptr sys_max_connections("max_connections",
- &max_connections);
+ &max_connections,
+ fix_max_connections);
sys_var_long_ptr sys_max_connect_errors("max_connect_errors",
&max_connect_errors);
sys_var_long_ptr sys_max_delayed_threads("max_delayed_threads",
@@ -773,7 +775,7 @@ static void fix_max_join_size(THD *thd, enum_var_type type)
thd->options&= ~OPTION_BIG_SELECTS;
}
}
-
+
/*
If one doesn't use the SESSION modifier, the isolation level
@@ -841,7 +843,7 @@ static void fix_query_cache_min_res_unit(THD *thd, enum_var_type type)
#endif
-void fix_delay_key_write(THD *thd, enum_var_type type)
+extern void fix_delay_key_write(THD *thd, enum_var_type type)
{
switch ((enum_delay_key_write) delay_key_write_options) {
case DELAY_KEY_WRITE_NONE:
@@ -857,7 +859,7 @@ void fix_delay_key_write(THD *thd, enum_var_type type)
}
}
-void fix_max_binlog_size(THD *thd, enum_var_type type)
+static void fix_max_binlog_size(THD *thd, enum_var_type type)
{
DBUG_ENTER("fix_max_binlog_size");
DBUG_PRINT("info",("max_binlog_size=%lu max_relay_log_size=%lu",
@@ -870,7 +872,7 @@ void fix_max_binlog_size(THD *thd, enum_var_type type)
DBUG_VOID_RETURN;
}
-void fix_max_relay_log_size(THD *thd, enum_var_type type)
+static void fix_max_relay_log_size(THD *thd, enum_var_type type)
{
DBUG_ENTER("fix_max_relay_log_size");
DBUG_PRINT("info",("max_binlog_size=%lu max_relay_log_size=%lu",
@@ -882,6 +884,13 @@ void fix_max_relay_log_size(THD *thd, enum_var_type type)
DBUG_VOID_RETURN;
}
+#include <thr_alarm.h>
+static void
+fix_max_connections(THD *thd, enum_var_type type)
+{
+ resize_thr_alarm(max_connections);
+}
+
bool sys_var_long_ptr::update(THD *thd, set_var *var)
{
ulonglong tmp= var->value->val_int();
@@ -2076,7 +2085,7 @@ int set_var::check(THD *thd)
{
my_error(ER_WRONG_TYPE_FOR_VAR, MYF(0), var->name);
return -1;
- }
+ }
return var->check(thd, this) ? -1 : 0;
}