Add llvm::sys::RunInterruptHandlers(), which runs the registered SIGINT cleanup

stuff.

llvm-svn: 103333

llvm/include/llvm/System/Signals.h

@@ -20,6 +20,10 @@
 namespace llvm {
 namespace sys {
 
+  /// This function runs all the registered interrupt handlers, including the
+  /// removal of files registered by RemoveFileOnSignal.
+  void RunInterruptHandlers();
+
   /// This function registers signal handlers to ensure that if a signal gets
   /// delivered that the named file is removed.
   /// @brief Remove a file if a fatal signal occurs.

llvm/lib/System/Unix/Signals.inc

@@ -152,7 +152,9 @@ static RETSIGTYPE SignalHandler(int Sig) {
     CallBacksToRun[i].first(CallBacksToRun[i].second);
 }
 
-
+void llvm::sys::RunInterruptHandlers() {
+  SignalHandler(SIGINT);
+}
 
 void llvm::sys::SetInterruptFunction(void (*IF)()) {
   SignalsMutex.acquire();

llvm/lib/System/Win32/Signals.inc

@@ -189,6 +189,10 @@ static void Cleanup() {
   LeaveCriticalSection(&CriticalSection);
 }
 
+void llvm::sys::RunInterruptHandlers() {
+  Cleanup();
+}
+
 static LONG WINAPI LLVMUnhandledExceptionFilter(LPEXCEPTION_POINTERS ep) {
   try {
     Cleanup();