#include <marshal.h>
#include <zlib.h>
-#include <csignal>
#include <iostream>
#include <list>
#include <string>
using namespace std;
-/// Stats signal handler.
-void
-dumpStatsHandler(int sigtype)
-{
- async_event = true;
- async_statdump = true;
-}
-
-void
-dumprstStatsHandler(int sigtype)
-{
- async_event = true;
- async_statdump = true;
- async_statreset = true;
-}
-
-/// Exit signal handler.
-void
-exitNowHandler(int sigtype)
-{
- async_event = true;
- async_exit = true;
-}
-
-/// Abort signal handler.
-void
-abortHandler(int sigtype)
-{
- ccprintf(cerr, "Program aborted at cycle %d\n", curTick());
-}
-
-// Handle SIGIO
-static void
-ioHandler(int sigtype)
-{
- async_event = true;
- async_io = true;
-}
-
-// Handle SIGALRM
-static void
-alrmHandler(int sigtype)
-{
- async_event = true;
- async_alarm = true;
- alarm(1);
-}
-
-static void
-installSignalHandler(int signal, void (*handler)(int sigtype))
-{
- struct sigaction sa;
-
- memset(&sa, 0, sizeof(sa));
- sigemptyset(&sa.sa_mask);
- sa.sa_handler = handler;
- sa.sa_flags = SA_RESTART;
-
- if (sigaction(signal, &sa, NULL) == -1)
- panic("Failed to setup handler for signal %i\n", signal);
-}
-
-/*
- * M5 can do several special things when various signals are sent.
- * None are mandatory.
- */
-void
-initSignals()
-{
- // Floating point exceptions may happen on misspeculated paths, so
- // ignore them
- signal(SIGFPE, SIG_IGN);
-
- // We use SIGTRAP sometimes for debugging
- signal(SIGTRAP, SIG_IGN);
-
- // Dump intermediate stats
- installSignalHandler(SIGUSR1, dumpStatsHandler);
-
- // Dump intermediate stats and reset them
- installSignalHandler(SIGUSR2, dumprstStatsHandler);
-
- // Exit cleanly on Interrupt (Ctrl-C)
- installSignalHandler(SIGINT, exitNowHandler);
-
- // Print out cycle number on abort
- installSignalHandler(SIGABRT, abortHandler);
-
- // Install a SIGIO handler to handle asynchronous file IO. See the
- // PollQueue class.
- installSignalHandler(SIGIO, ioHandler);
-
- // Setup an alarm handler that triggers every second. This
- // triggers a PollQueue service just like a SIGIO. It is
- // /probably/ used to work around a bug in the poll queue (likely
- // a race between setting up a asynchronous IO and data becoming
- // available), but its use isn't documented anywhere.
- // TODO: Find out why this is needed and fix the original bug.
- installSignalHandler(SIGALRM, alrmHandler);
- alarm(1);
-}
-
// The python library is totally messed up with respect to constness,
// so make a simple macro to make life a little easier
#define PyCC(x) (const_cast<char *>(x))