blob: b204c55d55f1b127f781fc8c73b8c50989861b3d [file] [log] [blame]
// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
#include "vm/allocation.h"
#include "vm/globals.h"
#if defined(TARGET_OS_LINUX)
#include <signal.h> // NOLINT
#include <ucontext.h> // NOLINT
#elif defined(TARGET_OS_ANDROID)
#include <signal.h> // NOLINT
#if !defined(__BIONIC_HAVE_UCONTEXT_T)
#include <asm/sigcontext.h> // NOLINT
// If ucontext_t is not defined on Android, define it here.
typedef struct sigcontext mcontext_t;
typedef struct ucontext {
uint32_t uc_flags;
struct ucontext *uc_link;
stack_t uc_stack;
struct sigcontext uc_mcontext;
uint32_t uc_sigmask;
} ucontext_t;
#endif // !defined(__BIONIC_HAVE_UCONTEXT_T)
#elif defined(TARGET_OS_MACOS)
#include <signal.h> // NOLINT
#include <sys/ucontext.h> // NOLINT
#elif defined(TARGET_OS_WINDOWS)
// Stub out for windows.
struct siginfo_t;
struct mcontext_t;
struct sigset_t {
namespace dart {
typedef void (*SignalAction)(int signal, siginfo_t* info,
void* context);
class SignalHandler : public AllStatic {
static void Install(SignalAction action);
static void Remove();
static uintptr_t GetProgramCounter(const mcontext_t& mcontext);
static uintptr_t GetFramePointer(const mcontext_t& mcontext);
static uintptr_t GetCStackPointer(const mcontext_t& mcontext);
static uintptr_t GetDartStackPointer(const mcontext_t& mcontext);
static uintptr_t GetLinkRegister(const mcontext_t& mcontext);
} // namespace dart