From 3be2d12bdec9ec3a244aae695d3b586ac27dcfde Mon Sep 17 00:00:00 2001
From: Daniel Dunbar <daniel@zuster.org>
Date: Tue, 22 Sep 2009 15:58:35 +0000
Subject: [PATCH] Hide MSVC specific CRT interaction behind _MSC_VER.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82551 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/System/Win32/Signals.inc | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/lib/System/Win32/Signals.inc b/lib/System/Win32/Signals.inc
index 699df769f9b..ca43bbf5972 100644
--- a/lib/System/Win32/Signals.inc
+++ b/lib/System/Win32/Signals.inc
@@ -58,6 +58,7 @@ namespace llvm {
 //===          and must not be UNIX code
 //===----------------------------------------------------------------------===//
 
+#ifdef _MSC_VER
 /// CRTReportHook - Function called on a CRT debugging event.
 static int CRTReportHook(int ReportType, char *Message, int *Return) {
   // Don't cause a DebugBreak() on return.
@@ -86,6 +87,7 @@ static int CRTReportHook(int ReportType, char *Message, int *Return) {
   // Don't call _CrtDbgReport.
   return TRUE;
 }
+#endif
 
 static void RegisterHandler() {
   if (RegisteredUnhandledExceptionFilter) {
@@ -106,10 +108,12 @@ static void RegisterHandler() {
   SetConsoleCtrlHandler(LLVMConsoleCtrlHandler, TRUE);
 
   // Environment variable to disable any kind of crash dialog.
+#ifdef _MSC_VER
   if (getenv("LLVM_DISABLE_CRT_DEBUG")) {
     _CrtSetReportHook(CRTReportHook);
-	ExitOnUnhandledExceptions = true;
+    ExitOnUnhandledExceptions = true;
   }
+#endif
 
   // IMPORTANT NOTE: Caller must call LeaveCriticalSection(&CriticalSection) or
   // else multi-threading problems will ensue.
@@ -270,8 +274,10 @@ static LONG WINAPI LLVMUnhandledExceptionFilter(LPEXCEPTION_POINTERS ep) {
       assert(0 && "Crashed in LLVMUnhandledExceptionFilter");
   }
 
+#ifdef _MSC_VER
   if (ExitOnUnhandledExceptions)
   	_exit(-3);
+#endif
 
   // Allow dialog box to pop up allowing choice to start debugger.
   if (OldFilter)
-- 
2.11.0