Support/FileSystem: Add create_director{y,ies} implementations.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120790 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 15 insertions, 0 deletions

diff --git a/lib/Support/PathV2.cpp b/lib/Support/PathV2.cpp
index dbfde54a73..7d4d6d1fc2 100644
--- a/lib/Support/PathV2.cpp
+++ b/lib/Support/PathV2.cpp
@@ -671,6 +671,21 @@ error_code is_relative(const Twine &path, bool &result) {
 
 namespace fs {
 
+error_code create_directories(const Twine &path, bool &existed) {
+  SmallString<128> path_storage;
+  StringRef p = path.toStringRef(path_storage);
+
+  StringRef parent;
+  bool parent_exists;
+  if (error_code ec = path::parent_path(p, parent)) return ec;
+  if (error_code ec = fs::exists(parent, parent_exists)) return ec;
+
+  if (!parent_exists)
+    return create_directories(parent, existed);
+
+  return create_directory(p, existed);
+}
+
 } // end namespace fs
 } // end namespace sys
 } // end namespace llvm