From 709dbafdc392caa0569a975630dd71f3b56de435 Mon Sep 17 00:00:00 2001
From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Thu, 13 Feb 2014 13:45:45 +0000
Subject: [PATCH] Remove dead code.

llvm-svn: 201327
---
 include/llvm/Support/FileSystem.h |  8 --------
 lib/Support/Unix/Path.inc         | 13 -------------
 lib/Support/Windows/Path.inc      | 32 -------------------------------
 3 files changed, 53 deletions(-)

diff --git a/include/llvm/Support/FileSystem.h b/include/llvm/Support/FileSystem.h
index 032b5bef6a8..1eeaa02d97e 100644
--- a/include/llvm/Support/FileSystem.h
+++ b/include/llvm/Support/FileSystem.h
@@ -308,14 +308,6 @@ inline error_code create_directory(const Twine &Path) {
 ///          , otherwise a platform specific error_code.
 error_code create_hard_link(const Twine &to, const Twine &from);
 
-/// @brief Create a symbolic link from \a from to \a to.
-///
-/// @param to The path to symbolically link to.
-/// @param from The path to symbolically link from. This is created.
-/// @returns errc::success if exists(to) && exists(from) && is_symlink(from),
-///          otherwise a platform specific error_code.
-error_code create_symlink(const Twine &to, const Twine &from);
-
 /// @brief Get the current path.
 ///
 /// @param result Holds the current path on return.
diff --git a/lib/Support/Unix/Path.inc b/lib/Support/Unix/Path.inc
index 84a5751203e..20e9642897e 100644
--- a/lib/Support/Unix/Path.inc
+++ b/lib/Support/Unix/Path.inc
@@ -360,19 +360,6 @@ error_code create_hard_link(const Twine &to, const Twine &from) {
   return error_code::success();
 }
 
-error_code create_symlink(const Twine &to, const Twine &from) {
-  // Get arguments.
-  SmallString<128> from_storage;
-  SmallString<128> to_storage;
-  StringRef f = from.toNullTerminatedStringRef(from_storage);
-  StringRef t = to.toNullTerminatedStringRef(to_storage);
-
-  if (::symlink(t.begin(), f.begin()) == -1)
-    return error_code(errno, system_category());
-
-  return error_code::success();
-}
-
 error_code remove(const Twine &path, bool &existed) {
   SmallString<128> path_storage;
   StringRef p = path.toNullTerminatedStringRef(path_storage);
diff --git a/lib/Support/Windows/Path.inc b/lib/Support/Windows/Path.inc
index 46e9ce7acb2..4c51c4401f8 100644
--- a/lib/Support/Windows/Path.inc
+++ b/lib/Support/Windows/Path.inc
@@ -45,15 +45,6 @@ using llvm::sys::windows::UTF8ToUTF16;
 using llvm::sys::windows::UTF16ToUTF8;
 
 namespace {
-  typedef BOOLEAN (WINAPI *PtrCreateSymbolicLinkW)(
-    /*__in*/ LPCWSTR lpSymlinkFileName,
-    /*__in*/ LPCWSTR lpTargetFileName,
-    /*__in*/ DWORD dwFlags);
-
-  PtrCreateSymbolicLinkW create_symbolic_link_api =
-      PtrCreateSymbolicLinkW(::GetProcAddress(
-          ::GetModuleHandleW(L"Kernel32.dll"), "CreateSymbolicLinkW"));
-
   error_code TempDir(SmallVectorImpl<wchar_t> &result) {
   retry_temp_dir:
     DWORD len = ::GetTempPathW(result.capacity(), result.begin());
@@ -312,29 +303,6 @@ error_code create_hard_link(const Twine &to, const Twine &from) {
   return error_code::success();
 }
 
-error_code create_symlink(const Twine &to, const Twine &from) {
-  // Only do it if the function is available at runtime.
-  if (!create_symbolic_link_api)
-    return make_error_code(errc::function_not_supported);
-
-  // Get arguments.
-  SmallString<128> from_storage;
-  SmallString<128> to_storage;
-  StringRef f = from.toStringRef(from_storage);
-  StringRef t = to.toStringRef(to_storage);
-
-  // Convert to utf-16.
-  SmallVector<wchar_t, 128> wide_from;
-  SmallVector<wchar_t, 128> wide_to;
-  if (error_code ec = UTF8ToUTF16(f, wide_from)) return ec;
-  if (error_code ec = UTF8ToUTF16(t, wide_to)) return ec;
-
-  if (!create_symbolic_link_api(wide_from.begin(), wide_to.begin(), 0))
-    return windows_error(::GetLastError());
-
-  return error_code::success();
-}
-
 error_code remove(const Twine &path, bool &existed) {
   SmallString<128> path_storage;
   SmallVector<wchar_t, 128> path_utf16;