mariadb/innobase/include/eval0proc.ic
unknown 2662b59306 Added Innobase to source distribution
Docs/manual.texi:
  Added Innobase documentation
configure.in:
  Incremented version
include/my_base.h:
  Added option for Innobase
myisam/mi_check.c:
  cleanup
mysql-test/t/bdb.test:
  cleanup
mysql-test/t/innobase.test:
  Extended with new tests from bdb.test
mysql-test/t/merge.test:
  Added test of SHOW create
mysys/my_init.c:
  Fix for UNIXWARE 7
scripts/mysql_install_db.sh:
  Always write how to start mysqld
scripts/safe_mysqld.sh:
  Fixed type
sql/ha_innobase.cc:
  Update to new version
sql/ha_innobase.h:
  Update to new version
sql/handler.h:
  Added 'update_table_comment()' and 'append_create_info()'
sql/sql_delete.cc:
  Fixes for Innobase
sql/sql_select.cc:
  Fixes for Innobase
sql/sql_show.cc:
  Append create information (for MERGE tables)
sql/sql_update.cc:
  Fixes for Innobase
2001-02-17 14:19:19 +02:00

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/******************************************************
Executes SQL stored procedures and their control structures
(c) 1998 Innobase Oy
Created 1/20/1998 Heikki Tuuri
*******************************************************/
#include "pars0pars.h"
#include "que0que.h"
#include "eval0eval.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 */
{
proc_node_t* node;
ut_ad(thr);
node = thr->run_node;
ut_ad(que_node_get_type(node) == QUE_NODE_PROC);
if (thr->prev_node == que_node_get_parent(node)) {
/* Start execution from the first statement in the statement
list */
thr->run_node = node->stat_list;
} else {
/* Move to the next statement */
ut_ad(que_node_get_next(thr->prev_node) == NULL);
thr->run_node = NULL;
}
if (thr->run_node == NULL) {
thr->run_node = que_node_get_parent(node);
}
return(thr);
}
/**************************************************************************
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 */
{
func_node_t* node;
ut_ad(thr);
node = thr->run_node;
ut_ad(que_node_get_type(node) == QUE_NODE_FUNC);
/* Evaluate the procedure */
eval_exp(node);
thr->run_node = que_node_get_parent(node);
return(thr);
}