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Change elog(ERROR) to get back to main loop via a plain sigsetjmp,

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instead of doing a kill(self, SIGQUIT) and expecting the signal handler
to do it.  Also, clean up inconsistent definitions of the sigjmp buffer
in the several files that already referenced it.
This commit is contained in:
Tom Lane
1999-04-20 02:19:59 +00:00
parent d30e2ac306
commit 09c5e84072
6 changed files with 45 additions and 90 deletions
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19
src/backend/utils/error/elog.c
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@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/error/elog.c,v 1.40 1999/04/16 06:38:17 ishii Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/error/elog.c,v 1.41 1999/04/20 02:19:54 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -32,6 +32,7 @@
#include "miscadmin.h"
#include "libpq/libpq.h"
#include "storage/proc.h"
#include "tcop/tcopprot.h"
#include "utils/trace.h"
#ifdef USE_SYSLOG
@ -216,24 +217,12 @@ elog(int lev, const char *fmt,...)
if (lev == ERROR)
{
extern bool InError;
ProcReleaseSpins(NULL); /* get rid of spinlocks we hold */
if (!InError)
{
if (MyProcPid == 0) {
kill(getpid(), SIGQUIT);
} else {
kill(MyProcPid, SIGQUIT); /* abort to traffic cop */
}
pause();
/* exit to main loop */
siglongjmp(Warn_restart, 1);
}
/*
* The pause(3) is just to avoid race conditions where the thread
* of control on an MP system gets past here (i.e., the signal is
* not received instantaneously).
*/
}
if (lev == FATAL)