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@ -59,12 +59,16 @@ public: |
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signal_stack_size = std::max<size_t>(SIGSTKSZ, 2 * 1024 * 1024); |
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signal_stack_memory = mmap(nullptr, signal_stack_size, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); |
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#ifdef __OPENORBIS__
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fmt::print(stderr, "no fastmem on ps4\n"); |
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supports_fast_mem = false; |
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#else
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stack_t signal_stack{}; |
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signal_stack.ss_sp = signal_stack_memory; |
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signal_stack.ss_size = signal_stack_size; |
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signal_stack.ss_flags = 0; |
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if (sigaltstack(&signal_stack, nullptr) != 0) { |
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fmt::print(stderr, "dynarmic: POSIX SigHandler: init failure at sigaltstack\n"); |
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fmt::print(stderr, "POSIX SigHandler: init failure at sigaltstack\n"); |
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supports_fast_mem = false; |
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return; |
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} |
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@ -75,16 +79,17 @@ public: |
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sa.sa_flags = SA_SIGINFO | SA_ONSTACK | SA_RESTART; |
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sigemptyset(&sa.sa_mask); |
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if (sigaction(SIGSEGV, &sa, &old_sa_segv) != 0) { |
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fmt::print(stderr, "dynarmic: POSIX SigHandler: could not set SIGSEGV handler\n"); |
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fmt::print(stderr, "POSIX SigHandler: could not set SIGSEGV handler\n"); |
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supports_fast_mem = false; |
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return; |
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} |
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#ifdef __APPLE__
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# ifdef __APPLE__
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if (sigaction(SIGBUS, &sa, &old_sa_bus) != 0) { |
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fmt::print(stderr, "dynarmic: POSIX SigHandler: could not set SIGBUS handler\n"); |
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fmt::print(stderr, "POSIX SigHandler: could not set SIGBUS handler\n"); |
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supports_fast_mem = false; |
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return; |
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} |
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# endif
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#endif
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} |
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@ -145,6 +150,9 @@ void SigHandler::SigAction(int sig, siginfo_t* info, void* raw_context) { |
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# error "Invalid architecture"
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#endif
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#ifdef __OPENORBIS__
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// No fastmem
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#else
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struct sigaction* retry_sa = sig == SIGSEGV ? &sig_handler->old_sa_segv : &sig_handler->old_sa_bus; |
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if (retry_sa->sa_flags & SA_SIGINFO) { |
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retry_sa->sa_sigaction(sig, info, raw_context); |
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@ -158,6 +166,7 @@ void SigHandler::SigAction(int sig, siginfo_t* info, void* raw_context) { |
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return; |
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} |
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retry_sa->sa_handler(sig); |
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#endif
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} |
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} // anonymous namespace
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lizzie
3 weeks ago