mirror of https://github.com/WerWolv/ImHex
61 lines
1.9 KiB
C++
61 lines
1.9 KiB
C++
#include <hex/trace/exceptions.hpp>
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namespace hex::trace {
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static std::optional<StackTraceResult> s_lastExceptionStackTrace;
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static thread_local bool s_threadExceptionCaptureEnabled = false;
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std::optional<StackTraceResult> getLastExceptionStackTrace() {
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if (!s_lastExceptionStackTrace.has_value())
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return std::nullopt;
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auto result = s_lastExceptionStackTrace.value();
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s_lastExceptionStackTrace.reset();
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return result;
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}
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void enableExceptionCaptureForCurrentThread() {
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s_threadExceptionCaptureEnabled = true;
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}
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}
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#if defined(HEX_WRAP_CXA_THROW)
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extern "C" {
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[[noreturn]] void __real___cxa_throw(void* thrownException, void* type, void (*destructor)(void*));
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[[noreturn]] void __wrap___cxa_throw(void* thrownException, void* type, void (*destructor)(void*)) {
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if (hex::trace::s_threadExceptionCaptureEnabled)
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hex::trace::s_lastExceptionStackTrace = hex::trace::getStackTrace();
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__real___cxa_throw(thrownException, type, destructor);
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}
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}
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#endif
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#if defined(HEX_WRAP_GLIBCXX_ASSERT_FAIL)
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extern "C" {
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[[noreturn]] void __wrap__ZSt21__glibcxx_assert_failPKciS0_S0_(const char* file, int line, const char* function, const char* condition) {
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if (file != nullptr && function != nullptr && condition != nullptr) {
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fprintf(stderr, "Assertion failed (glibc++): (%s), function %s, file %s, line %d.\n", condition, function, file, line);
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} else if (function != nullptr) {
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fprintf(stderr, "%s: Undefined behavior detected (glibc++).\n", function);
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}
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auto stackTrace = hex::trace::getStackTrace();
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for (const auto &entry : stackTrace.stackFrames) {
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fprintf(stderr, " %s at %s:%d\n", entry.function.c_str(), entry.file.c_str(), entry.line);
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}
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std::terminate();
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}
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}
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#endif |