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Hide MSVC specific CRT interaction behind _MSC_VER.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82551 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Dunbar 2009-09-22 15:58:35 +00:00
parent 92d32367ef
commit 3be2d12bde
1 changed files with 7 additions and 1 deletions
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6
lib/System/Win32/Signals.inc
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@ -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;
}
#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)