add a libDriver, for now only move the text diangostics stuff from Driver to there

llvm-svn: 54383

1 files changed, 41 insertions, 0 deletions

diff --git a/clang/lib/Driver/TextDiagnosticBuffer.cpp b/clang/lib/Driver/TextDiagnosticBuffer.cpp
new file mode 100644
index 00000000000..35aba58aad9
--- /dev/null
+++ b/clang/lib/Driver/TextDiagnosticBuffer.cpp
@@ -0,0 +1,41 @@
+//===--- 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/Driver/TextDiagnosticBuffer.h"
+#include "clang/Basic/SourceManager.h"
+using namespace clang;
+
+/// HandleDiagnostic - Store the errors & warnings that are reported.
+/// 
+void TextDiagnosticBuffer::HandleDiagnostic(Diagnostic &Diags,
+                                            Diagnostic::Level Level,
+                                            FullSourceLoc Pos,
+                                            diag::kind ID,
+                                            const std::string *Strs,
+                                            unsigned NumStrs,
+                                            const SourceRange *,
+                                            unsigned) {
+  switch (Level) {
+  default: assert(0 && "Diagnostic not handled during diagnostic buffering!");
+  case Diagnostic::Warning:
+    Warnings.push_back(std::make_pair(Pos.getLocation(),
+                                      FormatDiagnostic(Diags, Level, ID, 
+                                                       Strs, NumStrs)));
+    break;
+  case Diagnostic::Error:
+    Errors.push_back(std::make_pair(Pos.getLocation(),
+                                    FormatDiagnostic(Diags, Level, ID,
+                                                     Strs, NumStrs)));
+    break;
+  }
+}