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Make critical sections (elog->crash) and interrupt holdoff sections

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into distinct concepts, per recent discussion on pghackers.
This commit is contained in:
Tom Lane
2001-01-19 22:08:47 +00:00
parent 75815c3100
commit 6ce0ed2813
9 changed files with 104 additions and 72 deletions
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28
src/backend/utils/error/elog.c
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@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/error/elog.c,v 1.76 2001/01/14 05:08:16 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/error/elog.c,v 1.77 2001/01/19 22:08:47 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -132,7 +132,7 @@ elog(int lev, const char *fmt, ...)
int space_needed;
int len;
/* size of the prefix needed for timestamp and pid, if enabled */
size_t timestamp_size;
size_t timestamp_size;
if (lev <= DEBUG && Debugfile < 0)
return; /* ignore debug msgs if noplace to send */
@@ -148,15 +148,25 @@ elog(int lev, const char *fmt, ...)
}
#else
/* assume strerror() will cope gracefully with bogus errno values */
errorstr = strerror(errno);
errorstr = strerror(errno);
#endif
/* Convert initialization errors into fatal errors.
* This is probably redundant, because Warn_restart_ready won't
* be set anyway...
*/
if (lev == ERROR && IsInitProcessingMode())
lev = FATAL;
if (lev == ERROR || lev == FATAL)
{
/*
* Convert initialization errors into fatal errors.
* This is probably redundant, because Warn_restart_ready won't
* be set anyway...
*/
if (IsInitProcessingMode())
lev = FATAL;
/*
* If we are inside a critical section, all errors become STOP errors.
* See miscadmin.h.
*/
if (CritSectionCount > 0)
lev = STOP;
}
/* choose message prefix and indent level */
switch (lev)

3
src/backend/utils/init/globals.c
View File

@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/init/globals.c,v 1.50 2001/01/14 05:08:16 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/init/globals.c,v 1.51 2001/01/19 22:08:47 tgl Exp $
*
* NOTES
* Globals used all over the place should be declared here and not
@@ -39,6 +39,7 @@ volatile bool InterruptPending = false;
volatile bool QueryCancelPending = false;
volatile bool ProcDiePending = false;
volatile bool ImmediateInterruptOK = false;
volatile uint32 InterruptHoldoffCount = 0;
volatile uint32 CritSectionCount = 0;
int MyProcPid;