From 7ea9d0b6e294960b9a9c750e0c5ad75efd3133ad Mon Sep 17 00:00:00 2001 From: David Greene Date: Mon, 20 Jul 2009 16:16:06 +0000 Subject: Hide the DOUT static variable behind a function interface. llvm-svn: 76425 --- llvm/lib/Support/Debug.cpp | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'llvm/lib/Support') diff --git a/llvm/lib/Support/Debug.cpp b/llvm/lib/Support/Debug.cpp index a09cddf9022..b6beddb369d 100644 --- a/llvm/lib/Support/Debug.cpp +++ b/llvm/lib/Support/Debug.cpp @@ -64,6 +64,14 @@ bool llvm::isCurrentDebugType(const char *DebugType) { #endif } +/// getNullOutputStream - Return a null string that does not output +/// anything. This hides the static variable from other modules. +/// +OStream &llvm::getNullOutputStream() { + static llvm::OStream NullStream(0); + return NullStream; +} + // getErrorOutputStream - Returns the error output stream (std::cerr). This // places the std::c* I/O streams into one .cpp file and relieves the whole // program from having to have hundreds of static c'tor/d'tors for them. -- cgit v1.2.3