// Signal number used to suspend/resume a thread staticint SR_signum;
staticint init(); // The platform dependent parts of the central hotspot signal handler. // Returns true if the signal had been recognized and handled, false if not. If true, caller should // return from signal handling. staticbool pd_hotspot_signal_handler(int sig, siginfo_t* info, ucontext_t* uc, JavaThread* thread);
staticbool is_sig_ignored(int sig);
staticvoid hotspot_sigmask(Thread* thread);
staticvoid print_signal_handler(outputStream* st, int sig, char* buf, size_t buflen);
// For signal-chaining staticbool chained_handler(int sig, siginfo_t* siginfo, void* context);
// Unblock all signals whose delivery cannot be deferred and which, if they happen // while delivery is blocked, would cause crashes or hangs (see JDK-8252533). staticvoid unblock_error_signals();
// Signal handler installation staticint install_sigaction_signal_handler(struct sigaction* sigAct, // Main VM handler routine struct sigaction* oldAct, int sig,
sa_sigaction_t handler); staticvoid* install_generic_signal_handler(int sig, void* handler); // Used by JVM_RegisterSignal staticvoid* user_handler(); // Needed for signal handler comparisons
};
#endif// OS_POSIX_SIGNALS_POSIX_HPP
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