From bd2a812ff028ef7ac2daa8ec6a8aaa80cb9b7e93 Mon Sep 17 00:00:00 2001
From: Rui Ueyama <ruiu@google.com>
Date: Tue, 29 Nov 2016 04:09:08 +0000
Subject: [PATCH] Print error message header in red.

llvm-svn: 288110
---
 lld/COFF/Error.cpp | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/lld/COFF/Error.cpp b/lld/COFF/Error.cpp
index 602a854..80ca842 100644
--- a/lld/COFF/Error.cpp
+++ b/lld/COFF/Error.cpp
@@ -11,13 +11,24 @@
 
 #include "llvm/ADT/Twine.h"
 #include "llvm/Support/Error.h"
+#include "llvm/Support/Process.h"
 #include "llvm/Support/raw_ostream.h"
 
+using namespace llvm;
+
 namespace lld {
 namespace coff {
 
 void fatal(const Twine &Msg) {
-  llvm::errs() << Msg << "\n";
+  if (sys::Process::StandardErrHasColors()) {
+    errs().changeColor(raw_ostream::RED, /*bold=*/true);
+    errs() << "error: ";
+    errs().resetColor();
+  } else {
+    errs() << "error: ";
+  }
+
+  errs() << Msg << "\n";
   exit(1);
 }
 
-- 
2.7.4