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Apply Jeroen van Vianen's patch for failure to check heap_openr failure

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in RI triggers.  This is fixed in another way in current sources, but
might as well apply this patch to REL7_0 branch so that 7.0.3 need not
suffer this crash.
REL7_0_PATCHES
Tom Lane 26 years ago
parent 3017000115
commit 5a5531a3f4
1 changed files with 74 additions and 2 deletions
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  1. 76
      src/backend/utils/adt/ri_triggers.c

76
src/backend/utils/adt/ri_triggers.c
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@ -6,7 +6,7 @@
*
* 1999 Jan Wieck
*
* $Header: /cvsroot/pgsql/src/backend/utils/adt/ri_triggers.c,v 1.14 2000/04/12 17:15:51 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/adt/ri_triggers.c,v 1.14.2.1 2000/09/23 21:15:26 tgl Exp $
*
* ----------
*/
@ -204,6 +204,13 @@ RI_FKey_check(FmgrInfo *proinfo)
*/
fk_rel = trigdata->tg_relation;
pk_rel = heap_openr(tgargs[RI_PK_RELNAME_ARGNO], NoLock);
if (pk_rel == NULL)
{
elog(ERROR, "RI constraint %s cannot find table %s",
tgargs[RI_CONSTRAINT_NAME_ARGNO], tgargs[RI_PK_RELNAME_ARGNO]);
}
if (TRIGGER_FIRED_BY_UPDATE(trigdata->tg_event))
{
old_row = trigdata->tg_trigtuple;
@ -564,6 +571,12 @@ RI_FKey_noaction_del(FmgrInfo *proinfo)
pk_rel = trigdata->tg_relation;
old_row = trigdata->tg_trigtuple;
if (fk_rel == NULL)
{
elog(ERROR, "RI constraint %s cannot find table %s",
tgargs[RI_CONSTRAINT_NAME_ARGNO], tgargs[RI_FK_RELNAME_ARGNO]);
}
switch (ri_DetermineMatchType(tgargs[RI_MATCH_TYPE_ARGNO]))
{
/* ----------
@ -775,6 +788,12 @@ RI_FKey_noaction_upd(FmgrInfo *proinfo)
new_row = trigdata->tg_newtuple;
old_row = trigdata->tg_trigtuple;
if (fk_rel == NULL)
{
elog(ERROR, "RI constraint %s cannot find table %s",
tgargs[RI_CONSTRAINT_NAME_ARGNO], tgargs[RI_FK_RELNAME_ARGNO]);
}
switch (ri_DetermineMatchType(tgargs[RI_MATCH_TYPE_ARGNO]))
{
/* ----------
@ -990,6 +1009,12 @@ RI_FKey_cascade_del(FmgrInfo *proinfo)
pk_rel = trigdata->tg_relation;
old_row = trigdata->tg_trigtuple;
if (fk_rel == NULL)
{
elog(ERROR, "RI constraint %s cannot find table %s",
tgargs[RI_CONSTRAINT_NAME_ARGNO], tgargs[RI_FK_RELNAME_ARGNO]);
}
switch (ri_DetermineMatchType(tgargs[RI_MATCH_TYPE_ARGNO]))
{
/* ----------
@ -1189,6 +1214,12 @@ RI_FKey_cascade_upd(FmgrInfo *proinfo)
new_row = trigdata->tg_newtuple;
old_row = trigdata->tg_trigtuple;
if (fk_rel == NULL)
{
elog(ERROR, "RI constraint %s cannot find table %s",
tgargs[RI_CONSTRAINT_NAME_ARGNO], tgargs[RI_FK_RELNAME_ARGNO]);
}
switch (ri_DetermineMatchType(tgargs[RI_MATCH_TYPE_ARGNO]))
{
/* ----------
@ -1421,6 +1452,12 @@ RI_FKey_restrict_del(FmgrInfo *proinfo)
pk_rel = trigdata->tg_relation;
old_row = trigdata->tg_trigtuple;
if (fk_rel == NULL)
{
elog(ERROR, "RI constraint %s cannot find table %s",
tgargs[RI_CONSTRAINT_NAME_ARGNO], tgargs[RI_FK_RELNAME_ARGNO]);
}
switch (ri_DetermineMatchType(tgargs[RI_MATCH_TYPE_ARGNO]))
{
/* ----------
@ -1637,6 +1674,12 @@ RI_FKey_restrict_upd(FmgrInfo *proinfo)
new_row = trigdata->tg_newtuple;
old_row = trigdata->tg_trigtuple;
if (fk_rel == NULL)
{
elog(ERROR, "RI constraint %s cannot find table %s",
tgargs[RI_CONSTRAINT_NAME_ARGNO], tgargs[RI_FK_RELNAME_ARGNO]);
}
switch (ri_DetermineMatchType(tgargs[RI_MATCH_TYPE_ARGNO]))
{
/* ----------
@ -1852,6 +1895,12 @@ RI_FKey_setnull_del(FmgrInfo *proinfo)
pk_rel = trigdata->tg_relation;
old_row = trigdata->tg_trigtuple;
if (fk_rel == NULL)
{
elog(ERROR, "RI constraint %s cannot find table %s",
tgargs[RI_CONSTRAINT_NAME_ARGNO], tgargs[RI_FK_RELNAME_ARGNO]);
}
switch (ri_DetermineMatchType(tgargs[RI_MATCH_TYPE_ARGNO]))
{
/* ----------
@ -2064,6 +2113,12 @@ RI_FKey_setnull_upd(FmgrInfo *proinfo)
old_row = trigdata->tg_trigtuple;
match_type = ri_DetermineMatchType(tgargs[RI_MATCH_TYPE_ARGNO]);
if (fk_rel == NULL)
{
elog(ERROR, "RI constraint %s cannot find table %s",
tgargs[RI_CONSTRAINT_NAME_ARGNO], tgargs[RI_FK_RELNAME_ARGNO]);
}
switch (match_type)
{
/* ----------
@ -2317,6 +2372,12 @@ RI_FKey_setdefault_del(FmgrInfo *proinfo)
pk_rel = trigdata->tg_relation;
old_row = trigdata->tg_trigtuple;
if (fk_rel == NULL)
{
elog(ERROR, "RI constraint %s cannot find table %s",
tgargs[RI_CONSTRAINT_NAME_ARGNO], tgargs[RI_FK_RELNAME_ARGNO]);
}
switch (ri_DetermineMatchType(tgargs[RI_MATCH_TYPE_ARGNO]))
{
/* ----------
@ -2573,9 +2634,14 @@ RI_FKey_setdefault_upd(FmgrInfo *proinfo)
pk_rel = trigdata->tg_relation;
new_row = trigdata->tg_newtuple;
old_row = trigdata->tg_trigtuple;
match_type = ri_DetermineMatchType(tgargs[RI_MATCH_TYPE_ARGNO]);
if (fk_rel == NULL)
{
elog(ERROR, "RI constraint %s cannot find table %s",
tgargs[RI_CONSTRAINT_NAME_ARGNO], tgargs[RI_FK_RELNAME_ARGNO]);
}
switch (match_type)
{
/* ----------
@ -2842,6 +2908,12 @@ RI_FKey_keyequal_upd(void)
new_row = trigdata->tg_newtuple;
old_row = trigdata->tg_trigtuple;
if (fk_rel == NULL)
{
elog(ERROR, "RI constraint %s cannot find table %s",
tgargs[RI_CONSTRAINT_NAME_ARGNO], tgargs[RI_FK_RELNAME_ARGNO]);
}
switch (ri_DetermineMatchType(tgargs[RI_MATCH_TYPE_ARGNO]))
{
/* ----------

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