Squashed 'third_party/allwpilib_2017/' content from commit 35ac87d

Change-Id: I7bb6f5556c30d3f5a092e68de0be9c710c60c9f4
git-subtree-dir: third_party/allwpilib_2017
git-subtree-split: 35ac87d6ff8b7f061c4f18c9ea316e5dccd4888a
diff --git a/wpilibc/shared/src/Error.cpp b/wpilibc/shared/src/Error.cpp
new file mode 100644
index 0000000..b853b50
--- /dev/null
+++ b/wpilibc/shared/src/Error.cpp
@@ -0,0 +1,93 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) FIRST 2008-2017. All Rights Reserved.                        */
+/* Open Source Software - may be modified and shared by FRC teams. The code   */
+/* must be accompanied by the FIRST BSD license file in the root directory of */
+/* the project.                                                               */
+/*----------------------------------------------------------------------------*/
+
+#include "Error.h"
+
+#include <sstream>
+
+#include "DriverStation.h"
+#include "Timer.h"
+#include "Utility.h"
+
+using namespace frc;
+
+void Error::Clone(const Error& error) {
+  m_code = error.m_code;
+  m_message = error.m_message;
+  m_filename = error.m_filename;
+  m_function = error.m_function;
+  m_lineNumber = error.m_lineNumber;
+  m_originatingObject = error.m_originatingObject;
+  m_timestamp = error.m_timestamp;
+}
+
+Error::Code Error::GetCode() const { return m_code; }
+
+std::string Error::GetMessage() const { return m_message; }
+
+std::string Error::GetFilename() const { return m_filename; }
+
+std::string Error::GetFunction() const { return m_function; }
+
+int Error::GetLineNumber() const { return m_lineNumber; }
+
+const ErrorBase* Error::GetOriginatingObject() const {
+  return m_originatingObject;
+}
+
+double Error::GetTimestamp() const { return m_timestamp; }
+
+void Error::Set(Code code, llvm::StringRef contextMessage,
+                llvm::StringRef filename, llvm::StringRef function,
+                int lineNumber, const ErrorBase* originatingObject) {
+  bool report = true;
+
+  if (code == m_code && GetTime() - m_timestamp < 1) {
+    report = false;
+  }
+
+  m_code = code;
+  m_message = contextMessage;
+  m_filename = filename;
+  m_function = function;
+  m_lineNumber = lineNumber;
+  m_originatingObject = originatingObject;
+
+  if (report) {
+    m_timestamp = GetTime();
+    Report();
+  }
+}
+
+void Error::Report() {
+  std::stringstream locStream;
+  locStream << m_function << " [";
+
+#if defined(_WIN32)
+  const int MAX_DIR = 100;
+  char basename[MAX_DIR];
+  _splitpath_s(m_filename.c_str(), nullptr, 0, basename, MAX_DIR, nullptr, 0,
+               nullptr, 0);
+  locStream << basename;
+#else
+  locStream << basename(m_filename.c_str());
+#endif
+  locStream << ":" << m_lineNumber << "]";
+
+  DriverStation::ReportError(true, m_code, m_message, locStream.str(),
+                             GetStackTrace(4));
+}
+
+void Error::Clear() {
+  m_code = 0;
+  m_message = "";
+  m_filename = "";
+  m_function = "";
+  m_lineNumber = 0;
+  m_originatingObject = nullptr;
+  m_timestamp = 0.0;
+}