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/******************************************************
Executes SQL stored procedures and their control structures
(c) 1998 Innobase Oy
Created 1/20/1998 Heikki Tuuri
*******************************************************/
#ifndef eval0proc_h
#define eval0proc_h
#include "univ.i"
#include "que0types.h"
#include "pars0sym.h"
#include "pars0pars.h"
/**************************************************************************
Performs an execution step of a procedure node. */
UNIV_INLINE
que_thr_t*
proc_step(
/*======*/
/* out: query thread to run next or NULL */
que_thr_t* thr); /* in: query thread */
/**************************************************************************
Performs an execution step of an if-statement node. */
que_thr_t*
if_step(
/*====*/
/* out: query thread to run next or NULL */
que_thr_t* thr); /* in: query thread */
/**************************************************************************
Performs an execution step of a while-statement node. */
que_thr_t*
while_step(
/*=======*/
/* out: query thread to run next or NULL */
que_thr_t* thr); /* in: query thread */
/**************************************************************************
Performs an execution step of a for-loop node. */
que_thr_t*
for_step(
/*=====*/
/* out: query thread to run next or NULL */
que_thr_t* thr); /* in: query thread */
/**************************************************************************
Performs an execution step of an assignment statement node. */
que_thr_t*
assign_step(
/*========*/
/* out: query thread to run next or NULL */
que_thr_t* thr); /* in: query thread */
/**************************************************************************
Performs an execution step of a procedure call node. */
UNIV_INLINE
que_thr_t*
proc_eval_step(
/*===========*/
/* out: query thread to run next or NULL */
que_thr_t* thr); /* in: query thread */
/**************************************************************************
Performs an execution step of an exit statement node. */
que_thr_t*
exit_step(
/*======*/
/* out: query thread to run next or NULL */
que_thr_t* thr); /* in: query thread */
/**************************************************************************
Performs an execution step of a return-statement node. */
que_thr_t*
return_step(
/*========*/
/* out: query thread to run next or NULL */
que_thr_t* thr); /* in: query thread */
#ifndef UNIV_NONINL
#include "eval0proc.ic"
#endif
#endif
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