From 469bbcf0701e1eb8a6670c23145b0da87357e178 Mon Sep 17 00:00:00 2001
From: Mike Buland <eichlan@xagasoft.com>
Date: Sun, 25 Mar 2012 20:00:08 +0000
Subject: Code is all reorganized.  We're about ready to release.  I should
 write up a little explenation of the arrangement.

---
 src/stable/trace.h | 187 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 187 insertions(+)
 create mode 100644 src/stable/trace.h

(limited to 'src/stable/trace.h')

diff --git a/src/stable/trace.h b/src/stable/trace.h
new file mode 100644
index 0000000..51dfb8e
--- /dev/null
+++ b/src/stable/trace.h
@@ -0,0 +1,187 @@
+/*
+ * Copyright (C) 2007-2011 Xagasoft, All rights reserved.
+ *
+ * This file is part of the libbu++ library and is released under the
+ * terms of the license contained in the file LICENSE.
+ */
+
+#ifndef BU_TRACE_H
+#define BU_TRACE_H
+
+#include <stdio.h>
+#include <stdint.h>
+#include <stddef.h>
+#include <string.h>
+
+#include <bu/sio.h>
+
+namespace Bu
+{
+/*	template<typename t> void __tracer_format( t &v )
+	{
+		__tracer_format( *const_cast<const t *>(&v) );
+	}
+*/
+	template<typename t> void __tracer_format( const t &v )
+	{
+		Bu::sio << v;
+	}
+
+	void __tracer( const char *pf );
+
+	#define looper( vv ) 								\
+		for( ; *n; n++ ) 								\
+		{												\
+			if( bInBracket == true )					\
+			{											\
+				if( *n == '>' )							\
+					bInBracket = false;					\
+			}											\
+			else if( *n == ',' || *n == ')' )			\
+			{											\
+				fwrite( s, (ptrdiff_t)n-(ptrdiff_t)s, 1, stdout );	\
+				fwrite("=", 1, 1, stdout);				\
+				__tracer_format( vv );					\
+				s = n;									\
+				n++;									\
+				break;									\
+			}											\
+			else if( *n == '<' )						\
+			{											\
+				bInBracket = true;						\
+			}											\
+		} (void)0
+	
+	template<typename t1> void __tracer( const char *pf, t1 &v1 )
+	{
+		printf("trace: ");
+		const char *s = pf;
+		const char *n = pf;
+		bool bInBracket = false;
+		looper( v1 );
+		fwrite( s, (ptrdiff_t)n-(ptrdiff_t)s, strlen(s), stdout );
+		fwrite( "\n", 1, 1, stdout );
+		fflush( stdout );
+	}
+	
+	template<typename t1, typename t2> void __tracer( const char *pf,
+		t1 &v1, t2 &v2 )
+	{
+		printf("trace: ");
+		const char *s = pf;
+		const char *n = pf;
+		bool bInBracket = false;
+		looper( v1 );
+		looper( v2 );
+		fwrite( s, (ptrdiff_t)n-(ptrdiff_t)s, strlen(s), stdout );
+		fwrite( "\n", 1, 1, stdout );
+		fflush( stdout );
+	}
+	
+	template<typename t1, typename t2, typename t3>
+	void __tracer( const char *pf, t1 &v1, t2 &v2, t3 &v3 )
+	{
+		printf("trace: ");
+		const char *s = pf;
+		const char *n = pf;
+		bool bInBracket = false;
+		looper( v1 );
+		looper( v2 );
+		looper( v3 );
+		fwrite( s, (ptrdiff_t)n-(ptrdiff_t)s, strlen(s), stdout );
+		fwrite( "\n", 1, 1, stdout );
+		fflush( stdout );
+	}
+	
+	template<typename t1, typename t2, typename t3, typename t4>
+	void __tracer( const char *pf, t1 &v1, t2 &v2, t3 &v3, t4 &v4 )
+	{
+		printf("trace: ");
+		const char *s = pf;
+		const char *n = pf;
+		bool bInBracket = false;
+		looper( v1 );
+		looper( v2 );
+		looper( v3 );
+		looper( v4 );
+		fwrite( s, (ptrdiff_t)n-(ptrdiff_t)s, strlen(s), stdout );
+		fwrite( "\n", 1, 1, stdout );
+		fflush( stdout );
+	}
+	
+	template<typename t1, typename t2, typename t3, typename t4, typename t5>
+	void __tracer( const char *pf, t1 &v1, t2 &v2, t3 &v3, t4 &v4, t5 &v5 )
+	{
+		printf("trace: ");
+		const char *s = pf;
+		const char *n = pf;
+		bool bInBracket = false;
+		looper( v1 );
+		looper( v2 );
+		looper( v3 );
+		looper( v4 );
+		looper( v5 );
+		fwrite( s, (ptrdiff_t)n-(ptrdiff_t)s, strlen(s), stdout );
+		fwrite( "\n", 1, 1, stdout );
+		fflush( stdout );
+	}
+	
+	template<typename t1, typename t2, typename t3, typename t4, typename t5,
+	typename t6>
+	void __tracer( const char *pf, t1 &v1, t2 &v2, t3 &v3, t4 &v4, t5 &v5,
+		t6 &v6)
+	{
+		printf("trace: ");
+		const char *s = pf;
+		const char *n = pf;
+		bool bInBracket = false;
+		looper( v1 );
+		looper( v2 );
+		looper( v3 );
+		looper( v4 );
+		looper( v5 );
+		looper( v6 );
+		fwrite( s, (ptrdiff_t)n-(ptrdiff_t)s, strlen(s), stdout );
+		fwrite( "\n", 1, 1, stdout );
+		fflush( stdout );
+	}
+	
+	template<typename t1, typename t2, typename t3, typename t4, typename t5,
+	typename t6, typename t7>
+	void __tracer( const char *pf, t1 &v1, t2 &v2, t3 &v3, t4 &v4, t5 &v5,
+		t6 &v6, t7 &v7 )
+	{
+		printf("trace: ");
+		const char *s = pf;
+		const char *n = pf;
+		bool bInBracket = false;
+		looper( v1 );
+		looper( v2 );
+		looper( v3 );
+		looper( v4 );
+		looper( v5 );
+		looper( v6 );
+		looper( v7 );
+		fwrite( s, (ptrdiff_t)n-(ptrdiff_t)s, strlen(s), stdout );
+		fwrite( "\n", 1, 1, stdout );
+		fflush( stdout );
+	}
+#undef looper
+	
+	template<> void __tracer_format<float>( const float &v );
+	template<> void __tracer_format<double>( const double &v );
+	template<> void __tracer_format<void *>( void * const &v );
+	template<> void __tracer_format<char *>( char * const &v );
+	template<> void __tracer_format<char **>( char ** const &v );
+	template<> void __tracer_format<void const *>( void const * const &v );
+	template<> void __tracer_format<char const *>( char const * const &v );
+	template<> void __tracer_format<char const **>( char const ** const &v );
+}
+
+#ifdef BU_TRACE
+# define TRACE(args...) Bu::__tracer( __PRETTY_FUNCTION__, ##args )
+#else
+# define TRACE(args...) (void)0
+#endif
+
+#endif
-- 
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