From 99538e89a9dffce36ee4f73728039cb741df5f08 Mon Sep 17 00:00:00 2001
From: Sam McCall <sam.mccall@gmail.com>
Date: Fri, 9 Nov 2018 15:11:34 +0000
Subject: Revert "[VFS] Add "expand tilde" argument to getRealPath."

This reverts commit r346453.
This is a complex change to a widely-used interface, and was not reviewed.

llvm-svn: 346500
---
 llvm/lib/Support/VirtualFileSystem.cpp | 27 +++++++++++++--------------
 1 file changed, 13 insertions(+), 14 deletions(-)

(limited to 'llvm/lib/Support/VirtualFileSystem.cpp')

diff --git a/llvm/lib/Support/VirtualFileSystem.cpp b/llvm/lib/Support/VirtualFileSystem.cpp
index eeac88383aa..e8b0435b9cd 100644
--- a/llvm/lib/Support/VirtualFileSystem.cpp
+++ b/llvm/lib/Support/VirtualFileSystem.cpp
@@ -132,8 +132,7 @@ std::error_code FileSystem::makeAbsolute(SmallVectorImpl<char> &Path) const {
 }
 
 std::error_code FileSystem::getRealPath(const Twine &Path,
-                                        SmallVectorImpl<char> &Output,
-                                        bool ExpandTilde) const {
+                                        SmallVectorImpl<char> &Output) const {
   return errc::operation_not_permitted;
 }
 
@@ -239,8 +238,8 @@ public:
   llvm::ErrorOr<std::string> getCurrentWorkingDirectory() const override;
   std::error_code setCurrentWorkingDirectory(const Twine &Path) override;
   std::error_code isLocal(const Twine &Path, bool &Result) override;
-  std::error_code getRealPath(const Twine &Path, SmallVectorImpl<char> &Output,
-                              bool ExpandTilde = false) const override;
+  std::error_code getRealPath(const Twine &Path,
+                              SmallVectorImpl<char> &Output) const override;
 
 private:
   mutable std::mutex CWDMutex;
@@ -298,9 +297,9 @@ std::error_code RealFileSystem::isLocal(const Twine &Path, bool &Result) {
   return llvm::sys::fs::is_local(Path, Result);
 }
 
-std::error_code RealFileSystem::getRealPath(const Twine &Path,
-                                            SmallVectorImpl<char> &Output,
-                                            bool ExpandTilde) const {
+std::error_code
+RealFileSystem::getRealPath(const Twine &Path,
+                            SmallVectorImpl<char> &Output) const {
   return llvm::sys::fs::real_path(Path, Output);
 }
 
@@ -394,12 +393,12 @@ std::error_code OverlayFileSystem::isLocal(const Twine &Path, bool &Result) {
   return errc::no_such_file_or_directory;
 }
 
-std::error_code OverlayFileSystem::getRealPath(const Twine &Path,
-                                               SmallVectorImpl<char> &Output,
-                                               bool ExpandTilde) const {
+std::error_code
+OverlayFileSystem::getRealPath(const Twine &Path,
+                               SmallVectorImpl<char> &Output) const {
   for (auto &FS : FSList)
     if (FS->exists(Path))
-      return FS->getRealPath(Path, Output, ExpandTilde);
+      return FS->getRealPath(Path, Output);
   return errc::no_such_file_or_directory;
 }
 
@@ -917,9 +916,9 @@ std::error_code InMemoryFileSystem::setCurrentWorkingDirectory(const Twine &P) {
   return {};
 }
 
-std::error_code InMemoryFileSystem::getRealPath(const Twine &Path,
-                                                SmallVectorImpl<char> &Output,
-                                                bool ExpandTilde) const {
+std::error_code
+InMemoryFileSystem::getRealPath(const Twine &Path,
+                                SmallVectorImpl<char> &Output) const {
   auto CWD = getCurrentWorkingDirectory();
   if (!CWD || CWD->empty())
     return errc::operation_not_permitted;
-- 
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