Frontend: Add an explicit RemoveFileOnSignal flag argument, to control the

automatic behavior (which is undesirable in a multithreaded context).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@124612 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 7 insertions, 2 deletions

diff --git a/include/clang/Frontend/CompilerInstance.h b/include/clang/Frontend/CompilerInstance.h
index 67d6dd81fe..fd6224bd3c 100644
--- a/include/clang/Frontend/CompilerInstance.h
+++ b/include/clang/Frontend/CompilerInstance.h
@@ -583,7 +583,8 @@ public:
   ///
   /// \return - Null on error.
   llvm::raw_fd_ostream *
-  createOutputFile(llvm::StringRef OutputPath, bool Binary = true,
+  createOutputFile(llvm::StringRef OutputPath,
+                   bool Binary = true, bool RemoveFileOnSignal = true,
                    llvm::StringRef BaseInput = "",
                    llvm::StringRef Extension = "");
 
@@ -600,13 +601,17 @@ public:
   /// for deriving the output path.
   /// \param Extension - The extension to use for derived output names.
   /// \param Binary - The mode to open the file in.
+  /// \param RemoveFileOnSignal - Whether the file should be registered with
+  /// llvm::sys::RemoveFileOnSignal. Note that this is not safe for
+  /// multithreaded use, as the underlying signal mechanism is not reentrant
   /// \param ResultPathName [out] - If given, the result path name will be
   /// stored here on success.
   /// \param TempPathName [out] - If given, the temporary file path name
   /// will be stored here on success.
   static llvm::raw_fd_ostream *
   createOutputFile(llvm::StringRef OutputPath, std::string &Error,
-                   bool Binary = true, llvm::StringRef BaseInput = "",
+                   bool Binary = true, bool RemoveFileOnSignal = true,
+                   llvm::StringRef BaseInput = "",
                    llvm::StringRef Extension = "",
                    std::string *ResultPathName = 0,
                    std::string *TempPathName = 0);