Created the most basic one-node libnetfs-based stackable translator.

The filter is going to be an ordinary translator in most
regards, save for its attitude towards the translators
sitting on the real filesystem node associated with the
mirror on which the filter is sitting (see README).

1 files changed, 59 insertions, 0 deletions

diff --git a/debug.h b/debug.h
new file mode 100644
index 000000000..254226737
--- /dev/null
+++ b/debug.h
@@ -0,0 +1,59 @@
+/*----------------------------------------------------------------------------*/
+/*debug.h*/
+/*----------------------------------------------------------------------------*/
+/*Simple facilities for debugging messages*/
+/*----------------------------------------------------------------------------*/
+/*Based on the code of unionfs translator.*/
+/*----------------------------------------------------------------------------*/
+/*Copyright (C) 2001, 2002, 2005, 2008 Free Software Foundation, Inc.
+  Written by Sergiu Ivanov <unlimitedscolobb@gmail.com>.
+
+  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 __DEBUG_H__
+#define __DEBUG_H__
+
+/*----------------------------------------------------------------------------*/
+#include <stdio.h>
+/*----------------------------------------------------------------------------*/
+
+/*----------------------------------------------------------------------------*/
+/*--------Macros--------------------------------------------------------------*/
+/*Print debug messages here*/
+#define DEBUG_OUTPUT "/var/log/filter.dbg"
+/*----------------------------------------------------------------------------*/
+#ifdef DEBUG
+	/*Initializes the log*/
+#	define INIT_LOG() filter_dbg = fopen(DEBUG_OUTPUT, "wt")
+	/*Closes the log*/
+# define CLOSE_LOG() fclose(filter_dbg)
+	/*Prints a debug message and flushes the debug output*/
+#	define LOG_MSG(fmt, args...) {fprintf(filter_dbg, fmt"\n", ##args);\
+		fflush(filter_dbg);}
+#else
+	/*Remove requests for debugging output*/
+#	define INIT_LOG()
+#	define CLOSE_LOG()
+#	define LOG_MSG(fmt, args...)
+#endif /*DEBUG*/
+/*----------------------------------------------------------------------------*/
+
+/*----------------------------------------------------------------------------*/
+/*--------Global Variables----------------------------------------------------*/
+/*The file to write debugging info to*/
+extern FILE * filter_dbg;
+/*----------------------------------------------------------------------------*/
+#endif /*__DEBUG_H__*/