patch-1.3.72 linux/drivers/char/ftape/tracing.h

• Lines: 100
• Date: Wed Mar 6 15:07:21 1996
• Orig file: v1.3.71/linux/drivers/char/ftape/tracing.h
• Orig date: Thu Jan 1 02:00:00 1970

diff -u --recursive --new-file v1.3.71/linux/drivers/char/ftape/tracing.h linux/drivers/char/ftape/tracing.h
@@ -0,0 +1,99 @@
+#ifndef _TRACING_H
+#define _TRACING_H
+
+/*
+ * Copyright (C) 1994-1995 Bas Laarhoven.
+
+ 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, 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; see the file COPYING.  If not, write to
+ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+
+ *
+ $Source: /home/bas/distr/ftape-2.03b/RCS/tracing.h,v $
+ $Author: bas $
+ *
+ $Revision: 1.10 $
+ $Date: 1995/04/22 07:30:15 $
+ $State: Beta $
+ *
+ *      This file contains definitions that eases the debugging
+ *      of the QIC-40/80 floppy-tape driver for Linux.
+ */
+
+#include <linux/kernel.h>
+
+#ifdef NO_TRACE_AT_ALL
+static inline void trace_dummy(void)
+{
+}
+
+#define TRACE_FUN( level, name) int _trace_dummy
+#define TRACE_EXIT              _trace_dummy= 0
+#define TRACE_(l,m)             trace_dummy()
+#define TRACE(l,m)              trace_dummy()
+#define TRACEi(l,m,i)           trace_dummy()
+#define TRACElx(l,m,i)          trace_dummy()
+#define TRACEx1(l,m,a)          trace_dummy()
+#define TRACEx2(l,m,a,b)        trace_dummy()
+#define TRACEx3(l,m,a,b,c)      trace_dummy()
+#define TRACEx4(l,m,a,b,c,d)    trace_dummy()
+#define TRACEx5(l,m,a,b,c,d,e)  trace_dummy()
+#define TRACEx6(l,m,a,b,c,d,e,f)  trace_dummy()
+#else
+#ifdef NO_TRACE
+#define TOP_LEVEL 2
+#else
+#define TOP_LEVEL 10
+#endif
+
+#define TRACE_FUN( level, name) \
+  char _trace_fun[] = name; \
+  int _function_nest_level = trace_call( level, __FILE__, _trace_fun); \
+  int _tracing = level
+
+#define TRACE_EXIT \
+  function_nest_level = _function_nest_level; \
+  trace_exit( _tracing, __FILE__, _trace_fun)
+
+#define TRACE_(l,m) \
+{ \
+  if (tracing >= (l) && (l) <= TOP_LEVEL) { \
+    trace_log( __FILE__, _trace_fun); \
+    m; \
+  } \
+}
+#define TRACE(l,m) TRACE_(l,printk(m".\n"))
+#define TRACEi(l,m,i) TRACE_(l,printk(m" %d.\n",i))
+#define TRACElx(l,m,i) TRACE_(l,printk(m" 0x%08lx.\n",i))
+#define TRACEx1(l,m,a) TRACE_(l,printk(m".\n",a))
+#define TRACEx2(l,m,a,b) TRACE_(l,printk(m".\n",a,b))
+#define TRACEx3(l,m,a,b,c) TRACE_(l,printk(m".\n",a,b,c))
+#define TRACEx4(l,m,a,b,c,d) TRACE_(l,printk(m".\n",a,b,c,d))
+#define TRACEx5(l,m,a,b,c,d,e) TRACE_(l,printk(m".\n",a,b,c,d,e))
+#define TRACEx6(l,m,a,b,c,d,e,f) TRACE_(l,printk(m".\n",a,b,c,d,e,f))
+
+/*      Global variables declared in tracing.c
+ */
+extern unsigned char trace_id;
+extern int tracing;		/* sets default level */
+extern int function_nest_level;
+
+/*      Global functions declared in tracing.c
+ */
+extern int trace_call(int level, char *file, char *name);
+extern void trace_exit(int level, char *file, char *name);
+extern void trace_log(char *file, char *name);
+
+#endif				/* NO_TRACE_AT_ALL */
+
+#endif