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gh-96848: Fix -X int_max_str_digits option parsing (#96988)

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Fix command line parsing: reject "-X int_max_str_digits" option with
no value (invalid) when the PYTHONINTMAXSTRDIGITS environment
variable is set to a valid limit.
This commit is contained in:
Victor Stinner
2022-09-26 17:20:08 +02:00
committed by GitHub
parent 2b428a1fae
commit 41351662bc
3 changed files with 7 additions and 1 deletions
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3
Python/initconfig.c
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@@ -1779,10 +1779,10 @@ static PyStatus
config_init_int_max_str_digits(PyConfig *config)
{
int maxdigits;
int valid = 0;
const char *env = config_get_env(config, "PYTHONINTMAXSTRDIGITS");
if (env) {
int valid = 0;
if (!_Py_str_to_int(env, &maxdigits)) {
valid = ((maxdigits == 0) || (maxdigits >= _PY_LONG_MAX_STR_DIGITS_THRESHOLD));
}
@@ -1800,6 +1800,7 @@ config_init_int_max_str_digits(PyConfig *config)
const wchar_t *xoption = config_get_xoption(config, L"int_max_str_digits");
if (xoption) {
const wchar_t *sep = wcschr(xoption, L'=');
int valid = 0;
if (sep) {
if (!config_wstr_to_int(sep + 1, &maxdigits)) {
valid = ((maxdigits == 0) || (maxdigits >= _PY_LONG_MAX_STR_DIGITS_THRESHOLD));