1 files changed, 113 insertions, 0 deletions
diff --git a/WebServer/Tracer.h b/WebServer/Tracer.h
new file mode 100644
index 000000000..bce350219
--- /dev/null
+++ b/WebServer/Tracer.h
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+/*
+   Tracer.h
+
+   Copyright (C) 2002-2004 René Nyffenegger
+
+   This source code is provided 'as-is', without any express or implied
+   warranty. In no event will the author be held liable for any damages
+   arising from the use of this software.
+
+   Permission is granted to anyone to use this software for any purpose,
+   including commercial applications, and to alter it and redistribute it
+   freely, subject to the following restrictions:
+
+   1. The origin of this source code must not be misrepresented; you must not
+      claim that you wrote the original source code. If you use this source code
+      in a product, an acknowledgment in the product documentation would be
+      appreciated but is not required.
+
+   2. Altered source versions must be plainly marked as such, and must not be
+      misrepresented as being the original source code.
+
+   3. This notice may not be removed or altered from any source distribution.
+
+   The most current version of Tracer.h can be found at
+   http://www.adp-gmbh.ch/cpp/common/Tracer.html
+
+   René Nyffenegger rene.nyffenegger@adp-gmbh.ch
+*/
+
+/*
+	Note on point 2:
+		THIS IS NOT THE ORIGINAL SOURCE1!!1!!!~!!~`1ONE!!`1
+*/
+
+#ifndef TRACER_H__
+#define TRACER_H__
+
+#ifdef DO_TRACE 
+
+#include <string>
+#include <sstream>
+
+#include <windows.h>
+
+#define StartTrace(x)    TraceFunc_::StartTrace_(x)
+#define Trace(x)         dummy_____for_trace_func______.Trace_(x)
+#define Trace2(x,y)      dummy_____for_trace_func______.Trace_(x,y)
+#define TraceFunc(x)     TraceFunc_ dummy_____for_trace_func______(x)
+#define TraceFunc2(x,y)  TraceFunc_ dummy_____for_trace_func______(x,y)
+
+class TraceFunc_ {
+  std::string func_name_;
+  public:
+    /*
+      Calling TraceFunc_ indents the output until the enclosing scope ( {...} )
+      is left.
+    */
+    TraceFunc_(std::string const&);
+    TraceFunc_(std::string const&, std::string const& something);
+   ~TraceFunc_();
+
+   /*
+      Creates the trace output file named by filename.
+      Must be called before any other tracing function.
+      Use the StartTrace macro for it.
+   */
+   static void StartTrace_(std::string const& filename);
+
+   template <class T>
+   void Trace_(T const& t) {
+     DWORD d;
+     std::string indent_s;
+     std::stringstream s;
+
+     s << t;
+  
+     for (int i=0; i< indent; i++) indent_s += " ";
+  
+     ::WriteFile(trace_file_,indent_s.c_str(), indent_s.size(), &d, 0);
+     ::WriteFile(trace_file_, s.str().c_str(), s.str().size() ,&d, 0);
+     ::WriteFile(trace_file_,"\x0a",1,&d,0);
+   }
+
+   template <class T, class U>
+   void Trace_(T const& t, U const& u) {
+     std::string indent_s;
+     std::stringstream s;
+
+     s << t;
+     s << u;
+     Trace_(s.str());
+   }
+
+   static int indent;
+   /*  trace_file_ is a HANDLE for the file in which the traced output goes.
+       The file is opened (that is, created) by calling StartTrace_.
+       Better yet, use the StartTrace macro
+       to create the file.
+   */
+   static HANDLE trace_file_;
+};
+
+#else
+
+#define StartTrace(x)
+#define Trace(x)
+#define Trace2(x,y)
+#define TraceFunc(x)
+#define TraceFunc2(x,y)
+
+#endif
+
+#endif  // TRACER_H__