1 files changed, 96 insertions, 0 deletions
diff --git a/src/helper/log.h b/src/helper/log.h
new file mode 100644
index 00000000..c495524c
--- /dev/null
+++ b/src/helper/log.h
@@ -0,0 +1,96 @@
+/***************************************************************************
+ *   Copyright (C) 2005 by Dominic Rath                                    *
+ *   Dominic.Rath@gmx.de                                                   *
+ *                                                                         *
+ *   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.,                                       *
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ ***************************************************************************/
+#ifndef ERROR_H
+#define ERROR_H
+
+#include "command.h"
+
+#include <stdarg.h>
+
+/* logging priorities 
+ * LOG_ERROR - fatal errors, that are likely to cause program abort
+ * LOG_WARNING - non-fatal errors, that may be resolved later
+ * LOG_INFO - state information, etc.
+ * LOG_DEBUG - debug statements, execution trace
+ */
+enum log_levels
+{
+	LOG_ERROR = 0,
+	LOG_WARNING = 1,
+	LOG_INFO = 2,
+	LOG_DEBUG = 3
+};
+
+extern void log_printf(enum log_levels level, const char *file, int line, 
+	const char *function, const char *format, ...);
+extern int log_register_commands(struct command_context_s *cmd_ctx);
+extern int log_init(struct command_context_s *cmd_ctx);
+
+extern int debug_level;
+
+#define DEBUG(expr ...) \
+	do { \
+		log_printf (LOG_DEBUG, __FILE__, __LINE__, __FUNCTION__, expr); \
+	} while(0)
+
+#define INFO(expr ...) \
+	do { \
+		log_printf (LOG_INFO, __FILE__, __LINE__, __FUNCTION__, expr); \
+	} while(0)
+
+#define WARNING(expr ...) \
+	do { \
+		log_printf (LOG_WARNING, __FILE__, __LINE__, __FUNCTION__, expr); \
+	} while(0)
+
+#define ERROR(expr ...) \
+	do { \
+		log_printf (LOG_ERROR, __FILE__, __LINE__, __FUNCTION__, expr); \
+	} while(0)
+
+#define SDEBUG(expr ...) \
+	do { \
+		short_log_printf (LOG_DEBUG, expr); \
+	} while(0)
+
+#define SINFO(expr ...) \
+	do { \
+		short_log_printf (LOG_INFO, expr); \
+	} while(0)
+
+#define SWARNING(expr ...) \
+	do { \
+		short_log_printf (LOG_WARNING, expr); \
+	} while(0)
+
+#define SERROR(expr ...) \
+	do { \
+		short_log_printf (LOG_ERROR, expr); \
+	} while(0)
+
+/* general failures
+ * error codes < 100
+ */
+#define ERROR_OK					(0)
+#define ERROR_INVALID_ARGUMENTS		(-1)
+#define ERROR_NO_CONFIG_FILE		(-2)
+#define ERROR_BUF_TOO_SMALL			(-3)
+
+#endif /* ERROR_H */