1 files changed, 109 insertions, 0 deletions
diff --git a/clang/include/clang/Basic/PlistSupport.h b/clang/include/clang/Basic/PlistSupport.h
new file mode 100644
index 00000000000..e410aa3b372
--- /dev/null
+++ b/clang/include/clang/Basic/PlistSupport.h
@@ -0,0 +1,109 @@
+//===---------- PlistSupport.h - Plist Output Utilities ---------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/Support/raw_ostream.h"
+#include "clang/Basic/FileManager.h"
+#include "clang/Basic/SourceManager.h"
+#include "clang/Lex/Lexer.h"
+
+namespace clang {
+
+typedef llvm::DenseMap<FileID, unsigned> FIDMap;
+
+static const char *PlistHeader =
+    "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
+    "<!DOCTYPE plist PUBLIC \"-//Apple Computer//DTD PLIST 1.0//EN\" "
+    "\"http://www.apple.com/DTDs/PropertyList-1.0.dtd\">\n"
+    "<plist version=\"1.0\">\n";
+
+static void AddFID(FIDMap &FIDs, SmallVectorImpl<FileID> &V,
+                   const SourceManager &SM, SourceLocation L) {
+
+  FileID FID = SM.getFileID(SM.getExpansionLoc(L));
+  FIDMap::iterator I = FIDs.find(FID);
+  if (I != FIDs.end())
+    return;
+  FIDs[FID] = V.size();
+  V.push_back(FID);
+}
+
+static unsigned GetFID(const FIDMap &FIDs, const SourceManager &SM,
+                       SourceLocation L) {
+  FileID FID = SM.getFileID(SM.getExpansionLoc(L));
+  FIDMap::const_iterator I = FIDs.find(FID);
+  assert(I != FIDs.end());
+  return I->second;
+}
+
+static raw_ostream &Indent(raw_ostream &o, const unsigned indent) {
+  for (unsigned i = 0; i < indent; ++i)
+    o << ' ';
+  return o;
+}
+
+static void EmitLocation(raw_ostream &o, const SourceManager &SM,
+                         const LangOptions &LangOpts, SourceLocation L,
+                         const FIDMap &FM, unsigned indent,
+                         bool extend = false) {
+
+  FullSourceLoc Loc(SM.getExpansionLoc(L), const_cast<SourceManager &>(SM));
+
+  // Add in the length of the token, so that we cover multi-char tokens.
+  unsigned offset =
+      extend ? Lexer::MeasureTokenLength(Loc, SM, LangOpts) - 1 : 0;
+
+  Indent(o, indent) << "<dict>\n";
+  Indent(o, indent) << " <key>line</key><integer>"
+                    << Loc.getExpansionLineNumber() << "</integer>\n";
+  Indent(o, indent) << " <key>col</key><integer>"
+                    << Loc.getExpansionColumnNumber() + offset
+                    << "</integer>\n";
+  Indent(o, indent) << " <key>file</key><integer>" << GetFID(FM, SM, Loc)
+                    << "</integer>\n";
+  Indent(o, indent) << "</dict>\n";
+}
+
+static inline void EmitRange(raw_ostream &o, const SourceManager &SM,
+                             const LangOptions &LangOpts, CharSourceRange R,
+                             const FIDMap &FM, unsigned indent) {
+  Indent(o, indent) << "<array>\n";
+  EmitLocation(o, SM, LangOpts, R.getBegin(), FM, indent + 1);
+  EmitLocation(o, SM, LangOpts, R.getEnd(), FM, indent + 1, R.isTokenRange());
+  Indent(o, indent) << "</array>\n";
+}
+
+static raw_ostream &EmitString(raw_ostream &o, StringRef s) {
+  o << "<string>";
+  for (StringRef::const_iterator I = s.begin(), E = s.end(); I != E; ++I) {
+    char c = *I;
+    switch (c) {
+    default:
+      o << c;
+      break;
+    case '&':
+      o << "&amp;";
+      break;
+    case '<':
+      o << "&lt;";
+      break;
+    case '>':
+      o << "&gt;";
+      break;
+    case '\'':
+      o << "&apos;";
+      break;
+    case '\"':
+      o << "&quot;";
+      break;
+    }
+  }
+  o << "</string>";
+  return o;
+}
+}