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/*************************************************************************
* Copyright (C) 2008 Tavian Barnes <tavianator@gmail.com> *
* *
* This file is part of The Dimension Library. *
* *
* The Dimension Library is free software; you can redistribute it and/ *
* or modify it under the terms of the GNU Lesser General Public License *
* as published by the Free Software Foundation; either version 3 of the *
* License, or (at your option) any later version. *
* *
* The Dimension Library is distributed in the hope that it will be *
* useful, but WITHOUT ANY WARRANTY; without even the implied warranty *
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this program. If not, see *
* <http://www.gnu.org/licenses/>. *
*************************************************************************/
#include "dimension.h"
#include <pthread.h>
#include <stdio.h> /* For fprintf() */
#include <stdlib.h> /* For exit() */
static dmnsn_severity dmnsn_resilience = DMNSN_SEVERITY_MEDIUM;
static pthread_mutex_t dmnsn_resilience_mutex = PTHREAD_MUTEX_INITIALIZER;
void
dmnsn_report_error(dmnsn_severity severity, const char *func, unsigned int line,
const char *str)
{
if (severity >= dmnsn_get_resilience()) {
fprintf(stderr, "Dimension ERROR: %s, line %u: %s\n", func, line, str);
exit(EXIT_FAILURE);
} else {
fprintf(stderr, "Dimension WARNING: %s, line %u: %s\n", func, line, str);
}
}
dmnsn_severity
dmnsn_get_resilience()
{
dmnsn_severity resilience;
if (pthread_mutex_lock(&dmnsn_resilience_mutex) != 0) {
fprintf(stderr, "Dimension WARNING: %s, line %u: %s\n",
__PRETTY_FUNCTION__, __LINE__,
"Couldn't lock resilience mutex.");
}
resilience = dmnsn_resilience;
if (pthread_mutex_unlock(&dmnsn_resilience_mutex) != 0) {
fprintf(stderr, "Dimension WARNING: %s, line %u: %s\n",
__PRETTY_FUNCTION__, __LINE__,
"Couldn't unlock resilience mutex.");
}
return resilience;
}
void
dmnsn_set_resilience(dmnsn_severity resilience)
{
if (resilience > DMNSN_SEVERITY_HIGH) {
fprintf(stderr, "Dimension ERROR: %s, line %u: %s\n",
__PRETTY_FUNCTION__, __LINE__,
"Resilience has wrong value.");
exit(EXIT_FAILURE);
}
if (pthread_mutex_lock(&dmnsn_resilience_mutex) != 0) {
fprintf(stderr, "Dimension WARNING: %s, line %u: %s\n",
__PRETTY_FUNCTION__, __LINE__,
"Couldn't lock resilience mutex.");
}
dmnsn_resilience = resilience;
if (pthread_mutex_unlock(&dmnsn_resilience_mutex) != 0) {
fprintf(stderr, "Dimension WARNING: %s, line %u: %s\n",
__PRETTY_FUNCTION__, __LINE__,
"Couldn't unlock resilience mutex.");
}
}
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