Massive dump of xenia-info required code.

This is a working xenia-info for xex files (no gdfs files yet).

src/xenia/logging.cc

@@ -0,0 +1,59 @@
+/**
+ ******************************************************************************
+ * Xenia : Xbox 360 Emulator Research Project                                 *
+ ******************************************************************************
+ * Copyright 2013 Ben Vanik. All rights reserved.                             *
+ * Released under the BSD license - see LICENSE in the root for more details. *
+ ******************************************************************************
+ */
+
+#include <xenia/logging.h>
+
+#include <xenia/common.h>
+
+
+void xe_log_line(const xechar_t* file_path, const uint32_t line_number,
+                 const xechar_t* function_name, const xechar_t level_char,
+                 const xechar_t* fmt, ...) {
+  const int kLogMax = 2048;
+
+  // Strip out just the filename from the path.
+  const xechar_t* filename = xestrrchr(file_path, XE_PATH_SEPARATOR);
+  if (filename) {
+    // Slash - skip over it.
+    filename++;
+  } else {
+    // No slash, entire thing is filename.
+    filename = file_path;
+  }
+
+  // Scribble args into the print buffer.
+  va_list args;
+  va_start(args, fmt);
+  xechar_t buffer[kLogMax];
+  int buffer_length = xevsnprintf(buffer, XECOUNT(buffer), fmt, args);
+  va_end(args);
+  if (buffer_length < 0) {
+    return;
+  }
+
+  // Format string - add a trailing newline if required.
+  const xechar_t* outfmt;
+  if ((buffer_length >= 1) && buffer[buffer_length - 1] == '\n') {
+    outfmt = XT("XE[%c] %s:%d: %s");
+  } else {
+    outfmt = XT("XE[%c] %s:%d: %s\n");
+  }
+
+#if defined(OutputDebugString)
+  xechar_t full_output[kLogMax];
+  if (xesnprintf(full_output, XECOUNT(buffer), outfmt, level_char,
+                 filename, line_number, buffer) >= 0) {
+    OutputDebugString(full_output);
+  }
+#elif defined(XE_WCHAR)
+  XEIGNORE(fwprintf(stdout, outfmt, level_char, filename, line_number, buffer));
+#else
+  XEIGNORE(fprintf(stdout, outfmt, level_char, filename, line_number, buffer));
+#endif  // OutputDebugString
+}