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-rw-r--r--libdimension/error.c74
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diff --git a/libdimension/error.c b/libdimension/error.c
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+/*************************************************************************
+ * Copyright (C) 2008 Tavian Barnes <tavianator@gmail.com> *
+ * *
+ * This file is part of Dimension. *
+ * *
+ * Dimension 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. *
+ * *
+ * Dimension 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, const char *str)
+{
+ if (severity >= dmnsn_get_resilience()) {
+ fprintf(stderr, "Dimension ERROR: %s(): %s\n", func, str);
+ exit(1);
+ } else {
+ fprintf(stderr, "Dimension WARNING: %s(): %s\n", func, str);
+ }
+}
+
+dmnsn_severity
+dmnsn_get_resilience()
+{
+ dmnsn_severity resilience;
+ if (pthread_mutex_lock(&dmnsn_resilience_mutex) != 0) {
+ fprintf(stderr, "Dimension WARNING: %s(): %s\n", __func__,
+ "Couldn't lock resilience mutex.");
+ }
+ resilience = dmnsn_resilience;
+ if (pthread_mutex_unlock(&dmnsn_resilience_mutex) != 0) {
+ fprintf(stderr, "Dimension WARNING: %s(): %s\n", __func__,
+ "Couldn't unlock resilience mutex.");
+ }
+ return resilience;
+}
+
+void
+dmnsn_set_resilience(dmnsn_severity resilience)
+{
+ if (resilience > DMNSN_SEVERITY_HIGH) {
+ fprintf(stderr, "Dimension ERROR: %s(): %s\n", __func__,
+ "Resilience has wrong value.");
+ exit(1);
+ }
+
+ if (pthread_mutex_lock(&dmnsn_resilience_mutex) != 0) {
+ fprintf(stderr, "Dimension WARNING: %s(): %s\n", __func__,
+ "Couldn't lock resilience mutex.");
+ }
+ dmnsn_resilience = resilience;
+ if (pthread_mutex_unlock(&dmnsn_resilience_mutex) != 0) {
+ fprintf(stderr, "Dimension WARNING: %s(): %s\n", __func__,
+ "Couldn't unlock resilience mutex.");
+ }
+}