Item_func_get_lock Class Reference

Inheritance diagram for Item_func_get_lock:

List of all members.

Public Member Functions
	Item_func_get_lock (Item *a, Item *b)
longlong	val_int ()
const char *	func_name () const
void	fix_length_and_dec ()

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Member Function Documentation

longlong Item_func_get_lock::val_int

(

void

)

[virtual]

Get a user level lock. If the thread has an old lock this is first released.

Return values:

1	: Got lock
0	: Timeout
NULL	: Error

Implements Item.

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The documentation for this class was generated from the following files:

• item_func.h
• item_func.cc