blob: 23cf17985dd1140fef85a2214badcfb9ae5c1364 [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 "platform/globals.h"
#if defined(TARGET_OS_MACOS)
#include "bin/vmstats_impl.h"
#include <signal.h> // NOLINT
namespace dart {
namespace bin {
static void sig_handler(int sig, siginfo_t* siginfo, void*) {
if (sig == SIGQUIT) {
VmStats::DumpStack();
} else {
FATAL1("unrequested signal %d received\n", sig);
}
}
void VmStats::Initialize() {
// Enable SIGQUIT (ctrl-\) stack dumps.
struct sigaction sigact;
memset(&sigact, '\0', sizeof(sigact));
sigact.sa_sigaction = sig_handler;
sigact.sa_flags = SA_SIGINFO;
if (sigaction(SIGQUIT, &sigact, NULL) < 0) {
perror("sigaction");
}
}
} // namespace bin
} // namespace dart
#endif // defined(TARGET_OS_MACOS)