Mercurial > cpython-lru_cache-weakref
comparison Python/pythonrun.c @ 45389:2efcd7f606f8 legacy-trunk
Perform correct handling of stack overflow for windows: Catch the correct exception code and reset the overflow condition when handled.
| author | Kristján Valur Jónsson <kristjan@ccpgames.com> |
|---|---|
| date | Mon, 18 Feb 2008 17:40:47 +0000 |
| parents | 262263737bce |
| children | 727f743cf630 |
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| 45388:5087415054f1 | 45389:2efcd7f606f8 |
|---|---|
| 1699 __try { | 1699 __try { |
| 1700 /* alloca throws a stack overflow exception if there's | 1700 /* alloca throws a stack overflow exception if there's |
| 1701 not enough space left on the stack */ | 1701 not enough space left on the stack */ |
| 1702 alloca(PYOS_STACK_MARGIN * sizeof(void*)); | 1702 alloca(PYOS_STACK_MARGIN * sizeof(void*)); |
| 1703 return 0; | 1703 return 0; |
| 1704 } __except (EXCEPTION_EXECUTE_HANDLER) { | 1704 } __except (GetExceptionCode() == STATUS_STACK_OVERFLOW ? |
| 1705 /* just ignore all errors */ | 1705 EXCEPTION_EXECUTE_HANDLER : |
| 1706 EXCEPTION_CONTINUE_SEARCH) { | |
| 1707 int errcode = _resetstkoflw(); | |
| 1708 if (errcode) | |
| 1709 { | |
| 1710 Py_FatalError("Could not reset the stack!"); | |
| 1711 } | |
| 1706 } | 1712 } |
| 1707 return 1; | 1713 return 1; |
| 1708 } | 1714 } |
| 1709 | 1715 |
| 1710 #endif /* WIN32 && _MSC_VER */ | 1716 #endif /* WIN32 && _MSC_VER */ |