restructured repository based on following standards:

https://github.com/HW-Core/directory-structure

modules/dep/g3dlite/source/Log.cpp

@@ -0,0 +1,147 @@
+/**
+  @file Log.cpp
+
+  @maintainer Morgan McGuire, http://graphics.cs.williams.edu
+  @created 2001-08-04
+  @edited  2010-01-15
+ */
+
+#include "G3D/platform.h"
+#include "G3D/Log.h"
+#include "G3D/format.h"
+#include "G3D/Array.h"
+#include "G3D/fileutils.h"
+#include "G3D/FileSystem.h"
+#include <time.h>
+
+#ifdef G3D_WIN32
+    #include <imagehlp.h>
+#else
+    #include <stdarg.h>
+#endif
+
+namespace G3D {
+
+void logPrintf(const char* fmt, ...) {
+	va_list arg_list;
+	va_start(arg_list, fmt);
+    Log::common()->vprintf(fmt, arg_list);
+    va_end(arg_list);
+}
+
+
+void logLazyPrintf(const char* fmt, ...) {
+	va_list arg_list;
+	va_start(arg_list, fmt);
+    Log::common()->lazyvprintf(fmt, arg_list);
+    va_end(arg_list);
+}
+
+Log* Log::commonLog = NULL;
+
+Log::Log(const std::string& filename, int stripFromStackBottom) : 
+    stripFromStackBottom(stripFromStackBottom) {
+
+    this->filename = filename;
+
+    logFile = FileSystem::fopen(filename.c_str(), "w");
+
+    if (logFile == NULL) {
+        std::string drive, base, ext;
+        Array<std::string> path;
+        parseFilename(filename, drive, path, base, ext);
+        std::string logName = base + ((ext != "") ? ("." + ext) : ""); 
+
+        // Write time is greater than 1ms.  This may be a network drive.... try another file.
+        #ifdef G3D_WIN32
+            logName = std::string(std::getenv("TEMP")) + logName;
+        #else
+            logName = std::string("/tmp/") + logName;
+        #endif
+
+        logFile = FileSystem::fopen(logName.c_str(), "w");
+    }
+
+    // Use a large buffer (although we flush in logPrintf)
+    setvbuf(logFile, NULL, _IOFBF, 2048);
+
+    fprintf(logFile, "Application Log\n");
+    time_t t;
+    time(&t);
+    fprintf(logFile, "Start: %s\n", ctime(&t));
+    fflush(logFile);
+
+    if (commonLog == NULL) {
+        commonLog = this;
+    }
+}
+
+
+Log::~Log() {
+    section("Shutdown");
+    println("Closing log file");
+    
+    // Make sure we don't leave a dangling pointer
+    if (Log::commonLog == this) {
+        Log::commonLog = NULL;
+    }
+
+    fclose(logFile);
+}
+
+
+FILE* Log::getFile() const {
+    return logFile;
+}
+
+
+Log* Log::common() {
+    if (commonLog == NULL) {
+        commonLog = new Log();
+    }
+    return commonLog;
+}
+
+
+std::string Log::getCommonLogFilename() {
+    return common()->filename;
+}
+
+
+void Log::section(const std::string& s) {
+    fprintf(logFile, "_____________________________________________________\n");
+    fprintf(logFile, "\n    ###    %s    ###\n\n", s.c_str());
+}
+
+
+void __cdecl Log::printf(const char* fmt, ...) {
+    va_list arg_list;
+    va_start(arg_list, fmt);
+    print(vformat(fmt, arg_list));
+    va_end(arg_list);
+}
+
+
+void __cdecl Log::vprintf(const char* fmt, va_list argPtr) {
+    vfprintf(logFile, fmt, argPtr);
+    fflush(logFile);
+}
+
+
+void __cdecl Log::lazyvprintf(const char* fmt, va_list argPtr) {
+    vfprintf(logFile, fmt, argPtr);
+}
+
+
+void Log::print(const std::string& s) {
+    fprintf(logFile, "%s", s.c_str());
+    fflush(logFile);
+}
+
+
+void Log::println(const std::string& s) {
+    fprintf(logFile, "%s\n", s.c_str());
+    fflush(logFile);
+}
+
+}