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bpo-43687: Py_Initialize() creates singletons earlier (GH-25147)

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Reorganize pycore_interp_init() to initialize singletons before the
the first PyType_Ready() call. Fix an issue when Python is configured
using --without-doc-strings.
This commit is contained in:
Victor Stinner 2021-04-02 15:28:13 +02:00 • committed by GitHub
parent 58384c6ab0
commit 442ad74fc2
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GPG key ID: 4AEE18F83AFDEB23
8 changed files with 138 additions and 95 deletions
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52
Objects/unicodeobject.c
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@ -15676,18 +15676,6 @@ PyTypeObject PyUnicode_Type = {
PyStatus
_PyUnicode_Init(PyInterpreterState *interp)
{
/* XXX - move this array to unicodectype.c ? */
const Py_UCS2 linebreak[] = {
0x000A, /* LINE FEED */
0x000D, /* CARRIAGE RETURN */
0x001C, /* FILE SEPARATOR */
0x001D, /* GROUP SEPARATOR */
0x001E, /* RECORD SEPARATOR */
0x0085, /* NEXT LINE */
0x2028, /* LINE SEPARATOR */
0x2029, /* PARAGRAPH SEPARATOR */
};
struct _Py_unicode_state *state = &interp->unicode;
if (unicode_create_empty_string_singleton(state) < 0) {
return _PyStatus_NO_MEMORY();
@ -15695,23 +15683,39 @@ _PyUnicode_Init(PyInterpreterState *interp)
if (_Py_IsMainInterpreter(interp)) {
/* initialize the linebreak bloom filter */
const Py_UCS2 linebreak[] = {
0x000A, /* LINE FEED */
0x000D, /* CARRIAGE RETURN */
0x001C, /* FILE SEPARATOR */
0x001D, /* GROUP SEPARATOR */
0x001E, /* RECORD SEPARATOR */
0x0085, /* NEXT LINE */
0x2028, /* LINE SEPARATOR */
0x2029, /* PARAGRAPH SEPARATOR */
};
bloom_linebreak = make_bloom_mask(
PyUnicode_2BYTE_KIND, linebreak,
Py_ARRAY_LENGTH(linebreak));
}
if (PyType_Ready(&PyUnicode_Type) < 0) {
return _PyStatus_ERR("Can't initialize unicode type");
}
return _PyStatus_OK();
}
if (PyType_Ready(&EncodingMapType) < 0) {
return _PyStatus_ERR("Can't initialize encoding map type");
}
if (PyType_Ready(&PyFieldNameIter_Type) < 0) {
return _PyStatus_ERR("Can't initialize field name iterator type");
}
if (PyType_Ready(&PyFormatterIter_Type) < 0) {
return _PyStatus_ERR("Can't initialize formatter iter type");
}
PyStatus
_PyUnicode_InitTypes(void)
{
if (PyType_Ready(&PyUnicode_Type) < 0) {
return _PyStatus_ERR("Can't initialize unicode type");
}
if (PyType_Ready(&EncodingMapType) < 0) {
return _PyStatus_ERR("Can't initialize encoding map type");
}
if (PyType_Ready(&PyFieldNameIter_Type) < 0) {
return _PyStatus_ERR("Can't initialize field name iterator type");
}
if (PyType_Ready(&PyFormatterIter_Type) < 0) {
return _PyStatus_ERR("Can't initialize formatter iter type");
}
return _PyStatus_OK();
}