Thomas Sondergaard's API tracer

1 files changed, 65 insertions, 0 deletions

diff --git a/progs/tools/trace/gltrace_support.h b/progs/tools/trace/gltrace_support.h
new file mode 100644
index 00000000000..de28669a989
--- /dev/null
+++ b/progs/tools/trace/gltrace_support.h
@@ -0,0 +1,65 @@
+// -*- c++ -*-   (emacs c++ mode)
+/*
+ * Copyright (C) 2006  Thomas Sondergaard   All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#ifndef GLTRACE_SUPPORT_H
+#define GLTRACE_SUPPORT_H
+
+#include <string>
+#include <iostream>
+#include <memory>
+
+namespace gltrace {
+
+  const int MAX_STACKFRAMES = 100;
+
+  /// Returns the stack trace of the current thread
+  std::string getStackTrace(int count = MAX_STACKFRAMES, int first = 0);
+  
+  std::ostream &timeNow(std::ostream &os);
+
+  struct logstream : public std::ostream {
+    
+    /// Opens a logstream - if filename is null, stderr will be used
+    logstream(const char *filename = 0);
+    
+  private:
+    std::auto_ptr<std::ofstream> file_os;
+  };
+
+  struct Config {
+    bool logCalls;
+    bool checkErrors;
+    bool logTime;
+    logstream log;
+    
+    Config();
+  };
+
+  extern Config config;
+
+} // namespace gltrace
+
+#define GLTRACE_LOG(x) \
+   { if (config.logTime) config.log << timeNow << ": "; config.log << x << "\n"; }
+
+#endif // GLTRACE_SUPPORT_H
+
+