database/postgres
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-07-09 22:41:56 +03:00
Code Activity

Second round of fmgr changes: triggers are now invoked in new style,

Browse Source 
CurrentTriggerData is history.
This commit is contained in:
Tom Lane
2000-05-29 01:59:17 +00:00
parent 147ccf5c80
commit 18952f6744
41 changed files with 666 additions and 674 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
src/test/regress/input/create_function_1.source
View File

@ -15,27 +15,27 @@ CREATE FUNCTION widget_out(opaque)
CREATE FUNCTION check_primary_key ()
RETURNS opaque
AS '_OBJWD_/../../../contrib/spi/refint_DLSUFFIX_'
LANGUAGE 'c';
LANGUAGE 'newC';
CREATE FUNCTION check_foreign_key ()
RETURNS opaque
AS '_OBJWD_/../../../contrib/spi/refint_DLSUFFIX_'
LANGUAGE 'c';
LANGUAGE 'newC';
CREATE FUNCTION autoinc ()
RETURNS opaque
AS '_OBJWD_/../../../contrib/spi/autoinc_DLSUFFIX_'
LANGUAGE 'c';
LANGUAGE 'newC';
CREATE FUNCTION funny_dup17 ()
RETURNS opaque
AS '_OBJWD_/regress_DLSUFFIX_'
LANGUAGE 'c';
LANGUAGE 'newC';
CREATE FUNCTION ttdummy ()
RETURNS opaque
AS '_OBJWD_/regress_DLSUFFIX_'
LANGUAGE 'c';
LANGUAGE 'newC';
CREATE FUNCTION set_ttdummy (int4)
RETURNS int4

10
src/test/regress/output/create_function_1.source
View File

@ -13,23 +13,23 @@ CREATE FUNCTION widget_out(opaque)
CREATE FUNCTION check_primary_key ()
RETURNS opaque
AS '_OBJWD_/../../../contrib/spi/refint_DLSUFFIX_'
LANGUAGE 'c';
LANGUAGE 'newC';
CREATE FUNCTION check_foreign_key ()
RETURNS opaque
AS '_OBJWD_/../../../contrib/spi/refint_DLSUFFIX_'
LANGUAGE 'c';
LANGUAGE 'newC';
CREATE FUNCTION autoinc ()
RETURNS opaque
AS '_OBJWD_/../../../contrib/spi/autoinc_DLSUFFIX_'
LANGUAGE 'c';
LANGUAGE 'newC';
CREATE FUNCTION funny_dup17 ()
RETURNS opaque
AS '_OBJWD_/regress_DLSUFFIX_'
LANGUAGE 'c';
LANGUAGE 'newC';
CREATE FUNCTION ttdummy ()
RETURNS opaque
AS '_OBJWD_/regress_DLSUFFIX_'
LANGUAGE 'c';
LANGUAGE 'newC';
CREATE FUNCTION set_ttdummy (int4)
RETURNS int4
AS '_OBJWD_/regress_DLSUFFIX_'

63
src/test/regress/regress.c
View File

@ -1,5 +1,5 @@
/*
* $Header: /cvsroot/pgsql/src/test/regress/regress.c,v 1.36 2000/04/12 17:17:21 momjian Exp $
* $Header: /cvsroot/pgsql/src/test/regress/regress.c,v 1.37 2000/05/29 01:59:15 tgl Exp $
*/
#include <float.h> /* faked on sunos */
@ -306,11 +306,12 @@ static int fd17b_level = 0;
static int fd17a_level = 0;
static bool fd17b_recursion = true;
static bool fd17a_recursion = true;
HeapTuple funny_dup17(void);
extern Datum funny_dup17(PG_FUNCTION_ARGS);
HeapTuple /* have to return HeapTuple to Executor */
funny_dup17()
Datum
funny_dup17(PG_FUNCTION_ARGS)
{
TriggerData *trigdata = (TriggerData *) fcinfo->context;
TransactionId *xid;
int *level;
bool *recursion;
@ -325,10 +326,13 @@ funny_dup17()
int selected = 0;
int ret;
tuple = CurrentTriggerData->tg_trigtuple;
rel = CurrentTriggerData->tg_relation;
if (!CALLED_AS_TRIGGER(fcinfo))
elog(ERROR, "funny_dup17: not fired by trigger manager");
tuple = trigdata->tg_trigtuple;
rel = trigdata->tg_relation;
tupdesc = rel->rd_att;
if (TRIGGER_FIRED_BEFORE(CurrentTriggerData->tg_event))
if (TRIGGER_FIRED_BEFORE(trigdata->tg_event))
{
xid = &fd17b_xid;
level = &fd17b_level;
@ -343,8 +347,6 @@ funny_dup17()
when = "AFTER ";
}
CurrentTriggerData = NULL;
if (!TransactionIdIsCurrentTransactionId(*xid))
{
*xid = GetCurrentTransactionId();
@ -355,11 +357,11 @@ funny_dup17()
if (*level == 17)
{
*recursion = false;
return tuple;
return PointerGetDatum(tuple);
}
if (!(*recursion))
return tuple;
return PointerGetDatum(tuple);
(*level)++;
@ -412,10 +414,10 @@ funny_dup17()
if (*level == 0)
*xid = InvalidTransactionId;
return tuple;
return PointerGetDatum(tuple);
}
HeapTuple ttdummy(void);
extern Datum ttdummy(PG_FUNCTION_ARGS);
int32 set_ttdummy(int32 on);
extern int4 nextval(struct varlena * seqin);
@ -425,9 +427,10 @@ extern int4 nextval(struct varlena * seqin);
static void *splan = NULL;
static bool ttoff = false;
HeapTuple
ttdummy()
Datum
ttdummy(PG_FUNCTION_ARGS)
{
TriggerData *trigdata = (TriggerData *) fcinfo->context;
Trigger *trigger; /* to get trigger name */
char **args; /* arguments */
int attnum[2]; /* fnumbers of start/stop columns */
@ -448,30 +451,30 @@ ttdummy()
int ret;
int i;
if (!CurrentTriggerData)
elog(ERROR, "ttdummy: triggers are not initialized");
if (TRIGGER_FIRED_FOR_STATEMENT(CurrentTriggerData->tg_event))
if (!CALLED_AS_TRIGGER(fcinfo))
elog(ERROR, "ttdummy: not fired by trigger manager");
if (TRIGGER_FIRED_FOR_STATEMENT(trigdata->tg_event))
elog(ERROR, "ttdummy: can't process STATEMENT events");
if (TRIGGER_FIRED_AFTER(CurrentTriggerData->tg_event))
if (TRIGGER_FIRED_AFTER(trigdata->tg_event))
elog(ERROR, "ttdummy: must be fired before event");
if (TRIGGER_FIRED_BY_INSERT(CurrentTriggerData->tg_event))
if (TRIGGER_FIRED_BY_INSERT(trigdata->tg_event))
elog(ERROR, "ttdummy: can't process INSERT event");
if (TRIGGER_FIRED_BY_UPDATE(CurrentTriggerData->tg_event))
newtuple = CurrentTriggerData->tg_newtuple;
if (TRIGGER_FIRED_BY_UPDATE(trigdata->tg_event))
newtuple = trigdata->tg_newtuple;
trigtuple = CurrentTriggerData->tg_trigtuple;
trigtuple = trigdata->tg_trigtuple;
rel = CurrentTriggerData->tg_relation;
rel = trigdata->tg_relation;
relname = SPI_getrelname(rel);
/* check if TT is OFF for this relation */
if (ttoff) /* OFF - nothing to do */
{
pfree(relname);
return (newtuple != NULL) ? newtuple : trigtuple;
return PointerGetDatum((newtuple != NULL) ? newtuple : trigtuple);
}
trigger = CurrentTriggerData->tg_trigger;
trigger = trigdata->tg_trigger;
if (trigger->tgnargs != 2)
elog(ERROR, "ttdummy (%s): invalid (!= 2) number of arguments %d",
@ -481,8 +484,6 @@ ttdummy()
tupdesc = rel->rd_att;
natts = tupdesc->natts;
CurrentTriggerData = NULL;
for (i = 0; i < 2; i++)
{
attnum[i] = SPI_fnumber(tupdesc, args[i]);
@ -517,13 +518,13 @@ ttdummy()
if (newoff != TTDUMMY_INFINITY)
{
pfree(relname); /* allocated in upper executor context */
return NULL;
return PointerGetDatum(NULL);
}
}
else if (oldoff != TTDUMMY_INFINITY) /* DELETE */
{
pfree(relname);
return NULL;
return PointerGetDatum(NULL);
}
{
@ -618,7 +619,7 @@ ttdummy()
pfree(relname);
return rettuple;
return PointerGetDatum(rettuple);
}
int32