import of version 0.1

git-svn-id: http://svn.metaparadigm.com/svn/json-c/trunk@2 327403b1-1117-474d-bef2-5cb71233fd97
diff --git a/debug.c b/debug.c
new file mode 100644
index 0000000..6ae1ca3
--- /dev/null
+++ b/debug.c
@@ -0,0 +1,75 @@
+/*
+ * $Id: debug.c,v 1.3 2004/08/07 03:11:38 mclark Exp $
+ *
+ * Copyright Metaparadigm Pte. Ltd. 2004.
+ * Michael Clark <michael@metaparadigm.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public (LGPL)
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This 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: http://www.gnu.org/
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdarg.h>
+#include <syslog.h>
+#include <unistd.h>
+#include <sys/param.h>
+
+#include "debug.h"
+
+
+static int _syslog = 0;
+static int _debug = 0;
+
+void mc_set_debug(int debug) { _debug = debug; }
+int mc_get_debug() { return _debug; }
+
+extern void mc_set_syslog(int syslog)
+{
+  _syslog = syslog;
+}
+
+void mc_abort(const char *msg, ...)
+{
+  va_list ap;
+  va_start(ap, msg);
+  if(_syslog) vsyslog(LOG_ERR, msg, ap);
+  else vprintf(msg, ap);
+  exit(1);
+}
+
+
+void mc_debug(const char *msg, ...)
+{
+  va_list ap;
+  if(_debug) {
+    va_start(ap, msg);
+    if(_syslog) vsyslog(LOG_DEBUG, msg, ap);
+    else vprintf(msg, ap);
+  }
+}
+
+void mc_error(const char *msg, ...)
+{
+  va_list ap;
+  va_start(ap, msg);
+  if(_syslog) vsyslog(LOG_ERR, msg, ap);
+  else vfprintf(stderr, msg, ap);
+}
+
+void mc_info(const char *msg, ...)
+{
+  va_list ap;
+  va_start(ap, msg);
+  if(_syslog) vsyslog(LOG_INFO, msg, ap);
+  else vfprintf(stderr, msg, ap);
+}