50 lines
2.1 KiB
C++
50 lines
2.1 KiB
C++
#include "prx/libc/include/general/VabiMacros.hpp"
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#include <csignal>
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#include <cstdint>
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#include <cstdlib>
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using Handler = void (APS5_VABI *)(int);
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extern "C" {
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Handler APS5_VABI signal_nid_postfix(int, Handler);
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int APS5_VABI raise_nid_postfix(int);
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int APS5_VABI sigprocmask_nid_postfix(int, const void*, void*);
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int* APS5_VABI __error_nid_postfix();
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int APS5_VABI _is_signal_return_nid_postfix(std::uint64_t);
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}
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struct GuestSignalSet {
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std::uint32_t bits[4];
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};
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volatile std::sig_atomic_t received = 0;
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volatile std::uintptr_t handlerReturn = 0;
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void APS5_VABI Callback(int value) {
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received = value;
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handlerReturn = reinterpret_cast<std::uintptr_t>(__builtin_return_address(0));
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}
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static void Require(bool value) { if (!value) std::abort(); }
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int main() {
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const auto invalid = reinterpret_cast<Handler>(static_cast<std::uintptr_t>(-1));
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const auto ignore = reinterpret_cast<Handler>(std::uintptr_t{1});
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Require(signal_nid_postfix(9, Callback) == invalid);
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Require(*__error_nid_postfix() == 22);
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Require(signal_nid_postfix(15, Callback) != invalid);
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Require(raise_nid_postfix(15) == 0 && received == 15);
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Require(handlerReturn != 0 && _is_signal_return_nid_postfix(handlerReturn) == 0);
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Require(_is_signal_return_nid_postfix(reinterpret_cast<std::uintptr_t>(Callback)) == 0);
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Require(_is_signal_return_nid_postfix(0) == 0);
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received = 0;
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Require(raise_nid_postfix(15) == 0 && received == 15);
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Require(signal_nid_postfix(15, ignore) != invalid);
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received = 0;
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Require(raise_nid_postfix(15) == 0 && received == 0);
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Require(signal_nid_postfix(15, nullptr) == ignore);
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Require(raise_nid_postfix(100) == -1 && *__error_nid_postfix() == 22);
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GuestSignalSet blocked{{0x20, 0, 0, 0}};
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GuestSignalSet previous{{}};
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Require(sigprocmask_nid_postfix(3, &blocked, &previous) == 0);
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Require(previous.bits[0] == 0);
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Require(sigprocmask_nid_postfix(1, nullptr, &previous) == 0);
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Require(previous.bits[0] == 0x20);
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Require(sigprocmask_nid_postfix(2, &blocked, nullptr) == 0);
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Require(sigprocmask_nid_postfix(1, nullptr, &previous) == 0);
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Require(previous.bits[0] == 0);
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}
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