-//===- Signals.cpp - Signal Handling support ------------------------------===//
+//===- Signals.cpp - Signal Handling support --------------------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
//
// This file defines some helpful functions for dealing with the possibility of
-// Unix signals occuring while your program is running.
+// Unix signals occurring while your program is running.
//
//===----------------------------------------------------------------------===//
-#include "Support/Signals.h"
-#include <vector>
-#include <algorithm>
-#include <cstdlib>
-#include <cstdio>
-#include <signal.h>
-#include "Config/config.h" // Get the signal handler return type
-
-static std::vector<std::string> FilesToRemove;
-
-// IntSigs - Signals that may interrupt the program at any time.
-static const int IntSigs[] = {
- SIGHUP, SIGINT, SIGQUIT, SIGKILL, SIGPIPE, SIGTERM, SIGUSR1, SIGUSR2
-};
-static const int *IntSigsEnd = IntSigs + sizeof(IntSigs)/sizeof(IntSigs[0]);
-
-// KillSigs - Signals that are synchronous with the program that will cause it
-// to die.
-static const int KillSigs[] = {
- SIGILL, SIGTRAP, SIGABRT, SIGFPE, SIGBUS, SIGSEGV, SIGSYS, SIGXCPU, SIGXFSZ
-#ifdef SIGEMT
- , SIGEMT
-#endif
-};
-static const int *KillSigsEnd = KillSigs + sizeof(KillSigs)/sizeof(KillSigs[0]);
-
+#include "llvm/Support/Signals.h"
+#include "llvm/Config/config.h"
-// SignalHandler - The signal handler that runs...
-static RETSIGTYPE SignalHandler(int Sig) {
- while (!FilesToRemove.empty()) {
- std::remove(FilesToRemove.back().c_str());
- FilesToRemove.pop_back();
- }
+namespace llvm {
+using namespace sys;
- if (std::find(IntSigs, IntSigsEnd, Sig) != IntSigsEnd)
- exit(1); // If this is an interrupt signal, exit the program
+//===----------------------------------------------------------------------===//
+//=== WARNING: Implementation here must contain only TRULY operating system
+//=== independent code.
+//===----------------------------------------------------------------------===//
- // Otherwise if it is a fault (like SEGV) reissue the signal to die...
- signal(Sig, SIG_DFL);
}
-static void RegisterHandler(int Signal) { signal(Signal, SignalHandler); }
-
-// RemoveFileOnSignal - The public API
-void RemoveFileOnSignal(const std::string &Filename) {
- FilesToRemove.push_back(Filename);
-
- std::for_each(IntSigs, IntSigsEnd, RegisterHandler);
- std::for_each(KillSigs, KillSigsEnd, RegisterHandler);
-}
+// Include the platform-specific parts of this class.
+#ifdef LLVM_ON_UNIX
+#include "Unix/Signals.inc"
+#endif
+#ifdef LLVM_ON_WIN32
+#include "Windows/Signals.inc"
+#endif