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gh-115320: Refactor `get_hash_info` in `sysmodule.c` not to swallow errors (#115321)

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Nikita Sobolev 2024-03-04 23:03:59 +03:00 committed by GitHub
parent 01440d3a39
commit 207030f552
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GPG Key ID: B5690EEEBB952194
1 changed files with 25 additions and 23 deletions
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48
Python/sysmodule.c
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@ -1498,31 +1498,33 @@ get_hash_info(PyThreadState *tstate)
int field = 0; int field = 0;
PyHash_FuncDef *hashfunc; PyHash_FuncDef *hashfunc;
hash_info = PyStructSequence_New(&Hash_InfoType); hash_info = PyStructSequence_New(&Hash_InfoType);
if (hash_info == NULL) if (hash_info == NULL) {
return NULL;
hashfunc = PyHash_GetFuncDef();
PyStructSequence_SET_ITEM(hash_info, field++,
PyLong_FromLong(8*sizeof(Py_hash_t)));
PyStructSequence_SET_ITEM(hash_info, field++,
PyLong_FromSsize_t(_PyHASH_MODULUS));
PyStructSequence_SET_ITEM(hash_info, field++,
PyLong_FromLong(_PyHASH_INF));
PyStructSequence_SET_ITEM(hash_info, field++,
PyLong_FromLong(0)); // This is no longer used
PyStructSequence_SET_ITEM(hash_info, field++,
PyLong_FromLong(_PyHASH_IMAG));
PyStructSequence_SET_ITEM(hash_info, field++,
PyUnicode_FromString(hashfunc->name));
PyStructSequence_SET_ITEM(hash_info, field++,
PyLong_FromLong(hashfunc->hash_bits));
PyStructSequence_SET_ITEM(hash_info, field++,
PyLong_FromLong(hashfunc->seed_bits));
PyStructSequence_SET_ITEM(hash_info, field++,
PyLong_FromLong(Py_HASH_CUTOFF));
if (_PyErr_Occurred(tstate)) {
Py_CLEAR(hash_info);
return NULL; return NULL;
} }
hashfunc = PyHash_GetFuncDef();
#define SET_HASH_INFO_ITEM(CALL) \
do { \
PyObject *item = (CALL); \
if (item == NULL) { \
Py_CLEAR(hash_info); \
return NULL; \
} \
PyStructSequence_SET_ITEM(hash_info, field++, item); \
} while(0)
SET_HASH_INFO_ITEM(PyLong_FromLong(8 * sizeof(Py_hash_t)));
SET_HASH_INFO_ITEM(PyLong_FromSsize_t(_PyHASH_MODULUS));
SET_HASH_INFO_ITEM(PyLong_FromLong(_PyHASH_INF));
SET_HASH_INFO_ITEM(PyLong_FromLong(0)); // This is no longer used
SET_HASH_INFO_ITEM(PyLong_FromLong(_PyHASH_IMAG));
SET_HASH_INFO_ITEM(PyUnicode_FromString(hashfunc->name));
SET_HASH_INFO_ITEM(PyLong_FromLong(hashfunc->hash_bits));
SET_HASH_INFO_ITEM(PyLong_FromLong(hashfunc->seed_bits));
SET_HASH_INFO_ITEM(PyLong_FromLong(Py_HASH_CUTOFF));
#undef SET_HASH_INFO_ITEM
return hash_info; return hash_info;
} }
/*[clinic input] /*[clinic input]