From 71f05ff8956cb2e62181fcef763709b0de8faa68 Mon Sep 17 00:00:00 2001
From: Ivo Timmermans <ivo@lychnis.net>
Date: Thu, 19 Oct 2000 20:56:49 +0000
Subject: [PATCH] Generalized error handling functions

---
 lib/error.c | 60 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 lib/error.h | 34 ++++++++++++++++++++++++++++++
 2 files changed, 94 insertions(+)
 create mode 100644 lib/error.c
 create mode 100644 lib/error.h

diff --git a/lib/error.c b/lib/error.c
new file mode 100644
index 00000000..fd205f72
--- /dev/null
+++ b/lib/error.c
@@ -0,0 +1,60 @@
+/*
+    error.c -- generalized error handling
+    Copyright (C) 2000 Ivo Timmermans <itimmermans@bigfoot.com>
+                  2000 Guus Sliepen <guus@sliepen.warande.net>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program 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 General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+    $Id: error.c,v 1.1 2000/10/19 20:56:49 zarq Exp $
+*/
+
+#include "config.h"
+
+#include <stdio.h>
+
+#ifdef STDC_HEADERS
+# include <stdarg.h>
+#endif
+
+#ifdef HAVE_SYSLOG_H
+# include <syslog.h>
+#endif
+
+#include <error.h>
+#include <system.h>
+
+void error(int severity, const char *message, ...)
+{
+  va_list v;
+  extern int detached;
+
+  va_start(v, message);
+
+#ifdef HAVE_SYSLOG
+  if(detached)
+    {
+      syslog(LOG_ERR, _(message), v);
+    }
+  else
+#endif /* HAVE_SYSLOG */
+    {
+      vfprintf(stderr, _(message), v);
+      fputs("\n", stderr);
+    }
+  va_end(v);
+
+  if(severity | ERR_FATAL)
+    exit(1);
+}
diff --git a/lib/error.h b/lib/error.h
new file mode 100644
index 00000000..24874230
--- /dev/null
+++ b/lib/error.h
@@ -0,0 +1,34 @@
+/*
+    error.h -- header file for error.h
+    Copyright (C) 2000 Ivo Timmermans <itimmermans@bigfoot.com>
+                  2000 Guus Sliepen <guus@sliepen.warande.net>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program 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 General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+    $Id: error.h,v 1.1 2000/10/19 20:56:49 zarq Exp $
+*/
+
+#ifndef __TINC_ERROR_H__
+#define __TINC_ERROR_H__
+
+#define ERR_IGNORE  00000  /* Ignore this error */
+#define ERR_FATAL   00001  /* Terminate program */
+#define ERR_UNLOAD  00002  /* Unload associated module */
+#define ERR_WARNING 01000  /* Warning message only */
+#define ERR_DEBUG   04000  /* Debug message */
+
+extern void error(int severity, const char *message, ...);
+
+#endif /* __TINC_ERROR_H__ */