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AbortOutOfAnyTransaction() just before backend exit, to ensure that

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resources are cleaned up if the user disconnected mid-transaction.
Great thanks to Hiroshi for pointing out what should have been obvious...
This commit is contained in:
Tom Lane 2000-08-30 20:30:06 +00:00
parent 7bc654bb16
commit 16dc9bafb7
1 changed files with 20 additions and 17 deletions
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37
src/backend/tcop/postgres.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/tcop/postgres.c,v 1.173 2000/08/29 09:36:47 petere Exp $
* $Header: /cvsroot/pgsql/src/backend/tcop/postgres.c,v 1.174 2000/08/30 20:30:06 tgl Exp $
*
* NOTES
* this is the "main" module of the postgres backend and
@ -1404,14 +1404,14 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[])
if (!IsUnderPostmaster)
{
puts("\nPOSTGRES backend interactive interface ");
puts("$Revision: 1.173 $ $Date: 2000/08/29 09:36:47 $\n");
puts("$Revision: 1.174 $ $Date: 2000/08/30 20:30:06 $\n");
}
/*
* Initialize the deferred trigger manager
*/
if (DeferredTriggerInit() != 0)
proc_exit(0);
goto normalexit;
SetProcessingMode(NormalProcessing);
@ -1451,10 +1451,8 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[])
AbortCurrentTransaction();
if (ExitAfterAbort)
{
ProcReleaseLocks(); /* Just to be sure... */
proc_exit(0);
}
goto errorexit;
/*
* If we recovered successfully, return to normal top-level context
* and clear ErrorContext for next time.
@ -1547,8 +1545,7 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[])
if (HandleFunctionRequest() == EOF)
{
/* lost frontend connection during F message input */
pq_close();
proc_exit(0);
goto normalexit;
}
break;
@ -1607,11 +1604,7 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[])
*/
case 'X':
case EOF:
if (!IsUnderPostmaster)
ShutdownXLOG();
pq_close();
proc_exit(0);
break;
goto normalexit;
default:
elog(ERROR, "unknown frontend message was received");
@ -1649,10 +1642,20 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[])
*/
MemoryContextCheck(TopMemoryContext);
#endif
} /* infinite for-loop */
} /* end of main loop */
proc_exit(0); /* shouldn't get here... */
return 1;
normalexit:
ExitAfterAbort = true; /* ensure we will exit if elog during abort */
AbortOutOfAnyTransaction();
if (!IsUnderPostmaster)
ShutdownXLOG();
errorexit:
pq_close();
ProcReleaseLocks(); /* Just to be sure... */
proc_exit(0);
return 1; /* keep compiler quiet */
}
#ifndef HAVE_GETRUSAGE