1 files changed, 40 insertions, 0 deletions
diff --git a/clang/lib/InstallAPI/Library.cpp b/clang/lib/InstallAPI/Library.cpp
new file mode 100644
index 000000000000..bdfa3535273e
--- /dev/null
+++ b/clang/lib/InstallAPI/Library.cpp
@@ -0,0 +1,40 @@
+//===- Library.cpp --------------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "clang/InstallAPI/Library.h"
+
+using namespace llvm;
+namespace clang::installapi {
+
+const Regex Rule("(.+)/(.+)\\.framework/");
+StringRef Library::getFrameworkNameFromInstallName(StringRef InstallName) {
+  assert(InstallName.contains(".framework") && "expected a framework");
+  SmallVector<StringRef, 3> Match;
+  Rule.match(InstallName, &Match);
+  if (Match.empty())
+    return "";
+  return Match.back();
+}
+
+StringRef Library::getName() const {
+  assert(!IsUnwrappedDylib && "expected a framework");
+  StringRef Path = BaseDirectory;
+
+  // Return the framework name extracted from path.
+  while (!Path.empty()) {
+    if (Path.ends_with(".framework"))
+      return sys::path::filename(Path);
+    Path = sys::path::parent_path(Path);
+  }
+
+  // Otherwise, return the name of the BaseDirectory.
+  Path = BaseDirectory;
+  return sys::path::filename(Path.rtrim("/"));
+}
+
+} // namespace clang::installapi