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/*--------------------------------------------------------------------
* Symbols referenced in this file:
* - ExceptionalCondition
*--------------------------------------------------------------------
*/
/*-------------------------------------------------------------------------
*
* assert.c
* Assert code.
*
* Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
*
* IDENTIFICATION
* src/backend/utils/error/assert.c
*
* NOTE
* This should eventually work with elog()
*
*-------------------------------------------------------------------------
*/
#include "postgres.h"
#include <unistd.h>
#ifdef HAVE_EXECINFO_H
#include <execinfo.h>
#endif
/*
* ExceptionalCondition - Handles the failure of an Assert()
*/
void
ExceptionalCondition(const char *conditionName,
const char *errorType,
const char *fileName,
int lineNumber)
{
if (!PointerIsValid(conditionName)
|| !PointerIsValid(fileName)
|| !PointerIsValid(errorType))
write_stderr("TRAP: ExceptionalCondition: bad arguments\n");
else
{
write_stderr("TRAP: %s(\"%s\", File: \"%s\", Line: %d)\n",
errorType, conditionName,
fileName, lineNumber);
}
/* Usually this shouldn't be needed, but make sure the msg went out */
fflush(stderr);
#ifdef HAVE_BACKTRACE_SYMBOLS
{
void *buf[100];
int nframes;
nframes = backtrace(buf, lengthof(buf));
backtrace_symbols_fd(buf, nframes, fileno(stderr));
}
#endif
#ifdef SLEEP_ON_ASSERT
/*
* It would be nice to use pg_usleep() here, but only does 2000 sec or 33
* minutes, which seems too short.
*/
sleep(1000000);
#endif
abort();
}