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Code simplification 

Initialize TriggerData to 0 for the whole struct together, instead of
each field separately.

Reviewed-by: Daniel Gustafsson <daniel@yesql.se>
Discussion: https://www.postgresql.org/message-id/flat/11c5f156-67a9-0fb5-8200-2a8018eb2e0c@2ndquadrant.com
This commit is contained in:
Peter Eisentraut 2020-02-24 10:12:10 +01:00
parent ef34ab42a8
commit 8f152b6c50
2 changed files with 12 additions and 70 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/backend/commands/tablecmds.c
View File

@ -10264,7 +10264,7 @@ validateForeignKeyConstraint(char *conname,
while (table_scan_getnextslot(scan, ForwardScanDirection, slot))
{
LOCAL_FCINFO(fcinfo, 0);
TriggerData trigdata;
TriggerData trigdata = {0};
CHECK_FOR_INTERRUPTS();
@ -10283,8 +10283,6 @@ validateForeignKeyConstraint(char *conname,
trigdata.tg_relation = rel;
trigdata.tg_trigtuple = ExecFetchSlotHeapTuple(slot, false, NULL);
trigdata.tg_trigslot = slot;
trigdata.tg_newtuple = NULL;
trigdata.tg_newslot = NULL;
trigdata.tg_trigger = &trig;
fcinfo->context = (Node *) &trigdata;

78
src/backend/commands/trigger.c
View File

@ -2140,7 +2140,7 @@ ExecBSInsertTriggers(EState *estate, ResultRelInfo *relinfo)
{
TriggerDesc *trigdesc;
int i;
TriggerData LocTriggerData;
TriggerData LocTriggerData = {0};
trigdesc = relinfo->ri_TrigDesc;
@ -2158,12 +2158,6 @@ ExecBSInsertTriggers(EState *estate, ResultRelInfo *relinfo)
LocTriggerData.tg_event = TRIGGER_EVENT_INSERT |
TRIGGER_EVENT_BEFORE;
LocTriggerData.tg_relation = relinfo->ri_RelationDesc;
LocTriggerData.tg_trigtuple = NULL;
LocTriggerData.tg_newtuple = NULL;
LocTriggerData.tg_trigslot = NULL;
LocTriggerData.tg_newslot = NULL;
LocTriggerData.tg_oldtable = NULL;
LocTriggerData.tg_newtable = NULL;
for (i = 0; i < trigdesc->numtriggers; i++)
{
Trigger *trigger = &trigdesc->triggers[i];
@ -2210,7 +2204,7 @@ ExecBRInsertTriggers(EState *estate, ResultRelInfo *relinfo,
TriggerDesc *trigdesc = relinfo->ri_TrigDesc;
HeapTuple newtuple = NULL;
bool should_free;
TriggerData LocTriggerData;
TriggerData LocTriggerData = {0};
int i;
LocTriggerData.type = T_TriggerData;
@ -2218,12 +2212,6 @@ ExecBRInsertTriggers(EState *estate, ResultRelInfo *relinfo,
TRIGGER_EVENT_ROW |
TRIGGER_EVENT_BEFORE;
LocTriggerData.tg_relation = relinfo->ri_RelationDesc;
LocTriggerData.tg_trigtuple = NULL;
LocTriggerData.tg_newtuple = NULL;
LocTriggerData.tg_trigslot = NULL;
LocTriggerData.tg_newslot = NULL;
LocTriggerData.tg_oldtable = NULL;
LocTriggerData.tg_newtable = NULL;
for (i = 0; i < trigdesc->numtriggers; i++)
{
Trigger *trigger = &trigdesc->triggers[i];
@ -2292,7 +2280,7 @@ ExecIRInsertTriggers(EState *estate, ResultRelInfo *relinfo,
TriggerDesc *trigdesc = relinfo->ri_TrigDesc;
HeapTuple newtuple = NULL;
bool should_free;
TriggerData LocTriggerData;
TriggerData LocTriggerData = {0};
int i;
LocTriggerData.type = T_TriggerData;
@ -2300,12 +2288,6 @@ ExecIRInsertTriggers(EState *estate, ResultRelInfo *relinfo,
TRIGGER_EVENT_ROW |
TRIGGER_EVENT_INSTEAD;
LocTriggerData.tg_relation = relinfo->ri_RelationDesc;
LocTriggerData.tg_trigtuple = NULL;
LocTriggerData.tg_newtuple = NULL;
LocTriggerData.tg_trigslot = NULL;
LocTriggerData.tg_newslot = NULL;
LocTriggerData.tg_oldtable = NULL;
LocTriggerData.tg_newtable = NULL;
for (i = 0; i < trigdesc->numtriggers; i++)
{
Trigger *trigger = &trigdesc->triggers[i];
@ -2357,7 +2339,7 @@ ExecBSDeleteTriggers(EState *estate, ResultRelInfo *relinfo)
{
TriggerDesc *trigdesc;
int i;
TriggerData LocTriggerData;
TriggerData LocTriggerData = {0};
trigdesc = relinfo->ri_TrigDesc;
@ -2375,12 +2357,6 @@ ExecBSDeleteTriggers(EState *estate, ResultRelInfo *relinfo)
LocTriggerData.tg_event = TRIGGER_EVENT_DELETE |
TRIGGER_EVENT_BEFORE;
LocTriggerData.tg_relation = relinfo->ri_RelationDesc;
LocTriggerData.tg_trigtuple = NULL;
LocTriggerData.tg_newtuple = NULL;
LocTriggerData.tg_trigslot = NULL;
LocTriggerData.tg_newslot = NULL;
LocTriggerData.tg_oldtable = NULL;
LocTriggerData.tg_newtable = NULL;
for (i = 0; i < trigdesc->numtriggers; i++)
{
Trigger *trigger = &trigdesc->triggers[i];
@ -2437,7 +2413,7 @@ ExecBRDeleteTriggers(EState *estate, EPQState *epqstate,
TupleTableSlot *slot = ExecGetTriggerOldSlot(estate, relinfo);
TriggerDesc *trigdesc = relinfo->ri_TrigDesc;
bool result = true;
TriggerData LocTriggerData;
TriggerData LocTriggerData = {0};
HeapTuple trigtuple;
bool should_free = false;
int i;
@ -2476,12 +2452,6 @@ ExecBRDeleteTriggers(EState *estate, EPQState *epqstate,
TRIGGER_EVENT_ROW |
TRIGGER_EVENT_BEFORE;
LocTriggerData.tg_relation = relinfo->ri_RelationDesc;
LocTriggerData.tg_trigtuple = NULL;
LocTriggerData.tg_newtuple = NULL;
LocTriggerData.tg_trigslot = NULL;
LocTriggerData.tg_newslot = NULL;
LocTriggerData.tg_oldtable = NULL;
LocTriggerData.tg_newtable = NULL;
for (i = 0; i < trigdesc->numtriggers; i++)
{
HeapTuple newtuple;
@ -2554,7 +2524,7 @@ ExecIRDeleteTriggers(EState *estate, ResultRelInfo *relinfo,
{
TriggerDesc *trigdesc = relinfo->ri_TrigDesc;
TupleTableSlot *slot = ExecGetTriggerOldSlot(estate, relinfo);
TriggerData LocTriggerData;
TriggerData LocTriggerData = {0};
int i;
LocTriggerData.type = T_TriggerData;
@ -2562,12 +2532,6 @@ ExecIRDeleteTriggers(EState *estate, ResultRelInfo *relinfo,
TRIGGER_EVENT_ROW |
TRIGGER_EVENT_INSTEAD;
LocTriggerData.tg_relation = relinfo->ri_RelationDesc;
LocTriggerData.tg_trigtuple = NULL;
LocTriggerData.tg_newtuple = NULL;
LocTriggerData.tg_trigslot = NULL;
LocTriggerData.tg_newslot = NULL;
LocTriggerData.tg_oldtable = NULL;
LocTriggerData.tg_newtable = NULL;
ExecForceStoreHeapTuple(trigtuple, slot, false);
@ -2606,7 +2570,7 @@ ExecBSUpdateTriggers(EState *estate, ResultRelInfo *relinfo)
{
TriggerDesc *trigdesc;
int i;
TriggerData LocTriggerData;
TriggerData LocTriggerData = {0};
Bitmapset *updatedCols;
trigdesc = relinfo->ri_TrigDesc;
@ -2627,12 +2591,6 @@ ExecBSUpdateTriggers(EState *estate, ResultRelInfo *relinfo)
LocTriggerData.tg_event = TRIGGER_EVENT_UPDATE |
TRIGGER_EVENT_BEFORE;
LocTriggerData.tg_relation = relinfo->ri_RelationDesc;
LocTriggerData.tg_trigtuple = NULL;
LocTriggerData.tg_newtuple = NULL;
LocTriggerData.tg_trigslot = NULL;
LocTriggerData.tg_newslot = NULL;
LocTriggerData.tg_oldtable = NULL;
LocTriggerData.tg_newtable = NULL;
for (i = 0; i < trigdesc->numtriggers; i++)
{
Trigger *trigger = &trigdesc->triggers[i];
@ -2687,7 +2645,7 @@ ExecBRUpdateTriggers(EState *estate, EPQState *epqstate,
HeapTuple trigtuple;
bool should_free_trig = false;
bool should_free_new = false;
TriggerData LocTriggerData;
TriggerData LocTriggerData = {0};
int i;
Bitmapset *updatedCols;
LockTupleMode lockmode;
@ -2740,8 +2698,6 @@ ExecBRUpdateTriggers(EState *estate, EPQState *epqstate,
TRIGGER_EVENT_ROW |
TRIGGER_EVENT_BEFORE;
LocTriggerData.tg_relation = relinfo->ri_RelationDesc;
LocTriggerData.tg_oldtable = NULL;
LocTriggerData.tg_newtable = NULL;
updatedCols = GetAllUpdatedColumns(relinfo, estate);
for (i = 0; i < trigdesc->numtriggers; i++)
{
@ -2855,7 +2811,7 @@ ExecIRUpdateTriggers(EState *estate, ResultRelInfo *relinfo,
TupleTableSlot *oldslot = ExecGetTriggerOldSlot(estate, relinfo);
HeapTuple newtuple = NULL;
bool should_free;
TriggerData LocTriggerData;
TriggerData LocTriggerData = {0};
int i;
LocTriggerData.type = T_TriggerData;
@ -2863,8 +2819,6 @@ ExecIRUpdateTriggers(EState *estate, ResultRelInfo *relinfo,
TRIGGER_EVENT_ROW |
TRIGGER_EVENT_INSTEAD;
LocTriggerData.tg_relation = relinfo->ri_RelationDesc;
LocTriggerData.tg_oldtable = NULL;
LocTriggerData.tg_newtable = NULL;
ExecForceStoreHeapTuple(trigtuple, oldslot, false);
@ -2920,7 +2874,7 @@ ExecBSTruncateTriggers(EState *estate, ResultRelInfo *relinfo)
{
TriggerDesc *trigdesc;
int i;
TriggerData LocTriggerData;
TriggerData LocTriggerData = {0};
trigdesc = relinfo->ri_TrigDesc;
@ -2933,12 +2887,6 @@ ExecBSTruncateTriggers(EState *estate, ResultRelInfo *relinfo)
LocTriggerData.tg_event = TRIGGER_EVENT_TRUNCATE |
TRIGGER_EVENT_BEFORE;
LocTriggerData.tg_relation = relinfo->ri_RelationDesc;
LocTriggerData.tg_trigtuple = NULL;
LocTriggerData.tg_newtuple = NULL;
LocTriggerData.tg_trigslot = NULL;
LocTriggerData.tg_newslot = NULL;
LocTriggerData.tg_oldtable = NULL;
LocTriggerData.tg_newtable = NULL;
for (i = 0; i < trigdesc->numtriggers; i++)
{
@ -3864,7 +3812,7 @@ AfterTriggerExecute(EState *estate,
Relation rel = relInfo->ri_RelationDesc;
AfterTriggerShared evtshared = GetTriggerSharedData(event);
Oid tgoid = evtshared->ats_tgoid;
TriggerData LocTriggerData;
TriggerData LocTriggerData = {0};
HeapTuple rettuple;
int tgindx;
bool should_free_trig = false;
@ -3873,10 +3821,6 @@ AfterTriggerExecute(EState *estate,
/*
* Locate trigger in trigdesc.
*/
LocTriggerData.tg_trigger = NULL;
LocTriggerData.tg_trigslot = NULL;
LocTriggerData.tg_newslot = NULL;
for (tgindx = 0; tgindx < trigdesc->numtriggers; tgindx++)
{
if (trigdesc->triggers[tgindx].tgoid == tgoid)