1 files changed, 41 insertions, 0 deletions
diff --git a/tools/libclang/ARCMigrate.cpp b/tools/libclang/ARCMigrate.cpp
index 58f8ba454d..5ee5cf6e4e 100644
--- a/tools/libclang/ARCMigrate.cpp
+++ b/tools/libclang/ARCMigrate.cpp
@@ -74,6 +74,47 @@ CXRemapping clang_getRemappings(const char *migrate_dir_path) {
   return remap.take();
 }
 
+CXRemapping clang_getRemappingsFromFileList(const char **filePaths,
+                                            unsigned numFiles) {
+  bool Logging = ::getenv("LIBCLANG_LOGGING");
+
+  OwningPtr<Remap> remap(new Remap());
+
+  if (numFiles == 0) {
+    if (Logging)
+      llvm::errs() << "clang_getRemappingsFromFileList was called with "
+                      "numFiles=0\n";
+    return remap.take();
+  }
+
+  if (!filePaths) {
+    if (Logging)
+      llvm::errs() << "clang_getRemappingsFromFileList was called with "
+                      "NULL filePaths\n";
+    return 0;
+  }
+
+  TextDiagnosticBuffer diagBuffer;
+  SmallVector<StringRef, 32> Files;
+  for (unsigned i = 0; i != numFiles; ++i)
+    Files.push_back(filePaths[i]);
+
+  bool err = arcmt::getFileRemappingsFromFileList(remap->Vec, Files,
+                                                  &diagBuffer);
+
+  if (err) {
+    if (Logging) {
+      llvm::errs() << "Error by clang_getRemappingsFromFileList\n";
+      for (TextDiagnosticBuffer::const_iterator
+             I = diagBuffer.err_begin(), E = diagBuffer.err_end(); I != E; ++I)
+        llvm::errs() << I->second << '\n';
+    }
+    return remap.take();
+  }
+
+  return remap.take();
+}
+
 unsigned clang_remap_getNumFiles(CXRemapping map) {
   return static_cast<Remap *>(map)->Vec.size();