diff options
Diffstat (limited to 'Modules/mmapmodule.c')
| -rw-r--r-- | Modules/mmapmodule.c | 30 |
1 files changed, 22 insertions, 8 deletions
diff --git a/Modules/mmapmodule.c b/Modules/mmapmodule.c index 6a385562845..142ff1a2131 100644 --- a/Modules/mmapmodule.c +++ b/Modules/mmapmodule.c @@ -25,6 +25,7 @@ #include <Python.h> #include "pycore_bytesobject.h" // _PyBytes_Find() #include "pycore_fileutils.h" // _Py_stat_struct +#include "pycore_weakref.h" // FT_CLEAR_WEAKREFS() #include <stddef.h> // offsetof() #ifndef MS_WINDOWS @@ -163,8 +164,7 @@ mmap_object_dealloc(PyObject *op) Py_END_ALLOW_THREADS #endif /* UNIX */ - if (m_obj->weakreflist != NULL) - PyObject_ClearWeakRefs(op); + FT_CLEAR_WEAKREFS(op, m_obj->weakreflist); tp->tp_free(m_obj); Py_DECREF(tp); @@ -290,6 +290,24 @@ filter_page_exception_method(mmap_object *self, EXCEPTION_POINTERS *ptrs, } return EXCEPTION_CONTINUE_SEARCH; } + +static void +_PyErr_SetFromNTSTATUS(ULONG status) +{ +#if defined(MS_WINDOWS_DESKTOP) || defined(MS_WINDOWS_SYSTEM) + PyErr_SetFromWindowsErr(LsaNtStatusToWinError((NTSTATUS)status)); +#else + if (status & 0x80000000) { + // HRESULT-shaped codes are supported by PyErr_SetFromWindowsErr + PyErr_SetFromWindowsErr((int)status); + } + else { + // No mapping for NTSTATUS values, so just return it for diagnostic purposes + // If we provide it as winerror it could incorrectly change the type of the exception. + PyErr_Format(PyExc_OSError, "Operating system error NTSTATUS=0x%08lX", status); + } +#endif +} #endif #if defined(MS_WINDOWS) && !defined(DONT_USE_SEH) @@ -303,9 +321,7 @@ do { \ assert(record.ExceptionCode == EXCEPTION_IN_PAGE_ERROR || \ record.ExceptionCode == EXCEPTION_ACCESS_VIOLATION); \ if (record.ExceptionCode == EXCEPTION_IN_PAGE_ERROR) { \ - NTSTATUS status = (NTSTATUS) record.ExceptionInformation[2]; \ - ULONG code = LsaNtStatusToWinError(status); \ - PyErr_SetFromWindowsErr(code); \ + _PyErr_SetFromNTSTATUS((ULONG)record.ExceptionInformation[2]); \ } \ else if (record.ExceptionCode == EXCEPTION_ACCESS_VIOLATION) { \ PyErr_SetFromWindowsErr(ERROR_NOACCESS); \ @@ -332,9 +348,7 @@ do { \ assert(record.ExceptionCode == EXCEPTION_IN_PAGE_ERROR || \ record.ExceptionCode == EXCEPTION_ACCESS_VIOLATION); \ if (record.ExceptionCode == EXCEPTION_IN_PAGE_ERROR) { \ - NTSTATUS status = (NTSTATUS) record.ExceptionInformation[2]; \ - ULONG code = LsaNtStatusToWinError(status); \ - PyErr_SetFromWindowsErr(code); \ + _PyErr_SetFromNTSTATUS((ULONG)record.ExceptionInformation[2]); \ } \ else if (record.ExceptionCode == EXCEPTION_ACCESS_VIOLATION) { \ PyErr_SetFromWindowsErr(ERROR_NOACCESS); \ |