diff options
Diffstat (limited to 'venv/lib/python3.11/site-packages/greenlet/TExceptionState.cpp')
-rw-r--r-- | venv/lib/python3.11/site-packages/greenlet/TExceptionState.cpp | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/venv/lib/python3.11/site-packages/greenlet/TExceptionState.cpp b/venv/lib/python3.11/site-packages/greenlet/TExceptionState.cpp new file mode 100644 index 0000000..ee6b191 --- /dev/null +++ b/venv/lib/python3.11/site-packages/greenlet/TExceptionState.cpp @@ -0,0 +1,62 @@ +#ifndef GREENLET_EXCEPTION_STATE_CPP +#define GREENLET_EXCEPTION_STATE_CPP + +#include <Python.h> +#include "greenlet_greenlet.hpp" + +namespace greenlet { + + +ExceptionState::ExceptionState() +{ + this->clear(); +} + +void ExceptionState::operator<<(const PyThreadState *const tstate) noexcept +{ + this->exc_info = tstate->exc_info; + this->exc_state = tstate->exc_state; +} + +void ExceptionState::operator>>(PyThreadState *const tstate) noexcept +{ + tstate->exc_state = this->exc_state; + tstate->exc_info = + this->exc_info ? this->exc_info : &tstate->exc_state; + this->clear(); +} + +void ExceptionState::clear() noexcept +{ + this->exc_info = nullptr; + this->exc_state.exc_value = nullptr; +#if !GREENLET_PY311 + this->exc_state.exc_type = nullptr; + this->exc_state.exc_traceback = nullptr; +#endif + this->exc_state.previous_item = nullptr; +} + +int ExceptionState::tp_traverse(visitproc visit, void* arg) noexcept +{ + Py_VISIT(this->exc_state.exc_value); +#if !GREENLET_PY311 + Py_VISIT(this->exc_state.exc_type); + Py_VISIT(this->exc_state.exc_traceback); +#endif + return 0; +} + +void ExceptionState::tp_clear() noexcept +{ + Py_CLEAR(this->exc_state.exc_value); +#if !GREENLET_PY311 + Py_CLEAR(this->exc_state.exc_type); + Py_CLEAR(this->exc_state.exc_traceback); +#endif +} + + +}; // namespace greenlet + +#endif // GREENLET_EXCEPTION_STATE_CPP |