Add the clang library to the repo (with some of my changes, too).

1 files changed, 60 insertions, 0 deletions

diff --git a/clang/lib/Frontend/TextDiagnosticBuffer.cpp b/clang/lib/Frontend/TextDiagnosticBuffer.cpp
new file mode 100644
index 0000000..57105f1
--- /dev/null
+++ b/clang/lib/Frontend/TextDiagnosticBuffer.cpp
@@ -0,0 +1,60 @@
+//===--- TextDiagnosticBuffer.cpp - Buffer Text Diagnostics ---------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This is a concrete diagnostic client, which buffers the diagnostic messages.
+//
+//===----------------------------------------------------------------------===//
+
+#include "clang/Frontend/TextDiagnosticBuffer.h"
+#include "llvm/ADT/SmallString.h"
+#include "llvm/Support/ErrorHandling.h"
+using namespace clang;
+
+/// HandleDiagnostic - Store the errors, warnings, and notes that are
+/// reported.
+///
+void TextDiagnosticBuffer::HandleDiagnostic(DiagnosticsEngine::Level Level,
+                                            const Diagnostic &Info) {
+  // Default implementation (Warnings/errors count).
+  DiagnosticConsumer::HandleDiagnostic(Level, Info);
+
+  SmallString<100> Buf;
+  Info.FormatDiagnostic(Buf);
+  switch (Level) {
+  default: llvm_unreachable(
+                         "Diagnostic not handled during diagnostic buffering!");
+  case DiagnosticsEngine::Note:
+    Notes.push_back(std::make_pair(Info.getLocation(), Buf.str()));
+    break;
+  case DiagnosticsEngine::Warning:
+    Warnings.push_back(std::make_pair(Info.getLocation(), Buf.str()));
+    break;
+  case DiagnosticsEngine::Error:
+  case DiagnosticsEngine::Fatal:
+    Errors.push_back(std::make_pair(Info.getLocation(), Buf.str()));
+    break;
+  }
+}
+
+void TextDiagnosticBuffer::FlushDiagnostics(DiagnosticsEngine &Diags) const {
+  // FIXME: Flush the diagnostics in order.
+  for (const_iterator it = err_begin(), ie = err_end(); it != ie; ++it)
+    Diags.Report(Diags.getCustomDiagID(DiagnosticsEngine::Error,
+                 it->second.c_str()));
+  for (const_iterator it = warn_begin(), ie = warn_end(); it != ie; ++it)
+    Diags.Report(Diags.getCustomDiagID(DiagnosticsEngine::Warning,
+                 it->second.c_str()));
+  for (const_iterator it = note_begin(), ie = note_end(); it != ie; ++it)
+    Diags.Report(Diags.getCustomDiagID(DiagnosticsEngine::Note,
+                 it->second.c_str()));
+}
+
+DiagnosticConsumer *TextDiagnosticBuffer::clone(DiagnosticsEngine &) const {
+  return new TextDiagnosticBuffer();
+}