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4803cd0244
cpython/Modules/_localemodule.c
Serhiy Storchaka 4803cd0244
gh-126727: Fix locale.nl_langinfo(locale.ERA) (GH-126730) 
It now returns multiple era description segments separated by semicolons.
Previously it only returned the first segment on platforms with Glibc.
2024-11-21 13:16:08 +02:00

1025 lines
26 KiB
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/***********************************************************
Copyright (C) 1997, 2002, 2003, 2007, 2008 Martin von Loewis
Permission to use, copy, modify, and distribute this software and its
documentation for any purpose and without fee is hereby granted,
provided that the above copyright notice appear in all copies.
This software comes with no warranty. Use at your own risk.
******************************************************************/
#include "Python.h"
#include "pycore_fileutils.h" // _Py_GetLocaleconvNumeric()
#include "pycore_pymem.h" // _PyMem_Strdup()
#include <locale.h> // setlocale()
#include <string.h> // strlen()
#ifdef HAVE_ERRNO_H
# include <errno.h> // errno
#endif
#ifdef HAVE_LANGINFO_H
# include <langinfo.h> // nl_langinfo()
#endif
#ifdef HAVE_LIBINTL_H
# include <libintl.h>
#endif
#ifdef MS_WINDOWS
# ifndef WIN32_LEAN_AND_MEAN
# define WIN32_LEAN_AND_MEAN
# endif
# include <windows.h>
#endif
PyDoc_STRVAR(locale__doc__, "Support for POSIX locales.");
typedef struct _locale_state {
PyObject *Error;
} _locale_state;
static inline _locale_state*
get_locale_state(PyObject *m)
{
void *state = PyModule_GetState(m);
assert(state != NULL);
return (_locale_state *)state;
}
#include "clinic/_localemodule.c.h"
/*[clinic input]
module _locale
[clinic start generated code]*/
/*[clinic end generated code: output=da39a3ee5e6b4b0d input=ed98569b726feada]*/
/* support functions for formatting floating-point numbers */
/* the grouping is terminated by either 0 or CHAR_MAX */
static PyObject*
copy_grouping(const char* s)
{
int i;
PyObject *result, *val = NULL;
if (s[0] == '\0') {
/* empty string: no grouping at all */
return PyList_New(0);
}
for (i = 0; s[i] != '\0' && s[i] != CHAR_MAX; i++)
; /* nothing */
result = PyList_New(i+1);
if (!result)
return NULL;
i = -1;
do {
i++;
val = PyLong_FromLong(s[i]);
if (val == NULL) {
Py_DECREF(result);
return NULL;
}
PyList_SET_ITEM(result, i, val);
} while (s[i] != '\0' && s[i] != CHAR_MAX);
return result;
}
/*[clinic input]
_locale.setlocale
category: int
locale: str(accept={str, NoneType}) = NULL
/
Activates/queries locale processing.
[clinic start generated code]*/
static PyObject *
_locale_setlocale_impl(PyObject *module, int category, const char *locale)
/*[clinic end generated code: output=a0e777ae5d2ff117 input=dbe18f1d66c57a6a]*/
{
char *result;
PyObject *result_object;
#if defined(MS_WINDOWS)
if (category < LC_MIN || category > LC_MAX)
{
PyErr_SetString(get_locale_state(module)->Error,
"invalid locale category");
return NULL;
}
#endif
if (locale) {
/* set locale */
result = setlocale(category, locale);
if (!result) {
/* operation failed, no setting was changed */
PyErr_SetString(get_locale_state(module)->Error,
"unsupported locale setting");
return NULL;
}
result_object = PyUnicode_DecodeLocale(result, NULL);
if (!result_object)
return NULL;
} else {
/* get locale */
result = setlocale(category, NULL);
if (!result) {
PyErr_SetString(get_locale_state(module)->Error,
"locale query failed");
return NULL;
}
result_object = PyUnicode_DecodeLocale(result, NULL);
}
return result_object;
}
static int
locale_is_ascii(const char *str)
{
return (strlen(str) == 1 && ((unsigned char)str[0]) <= 127);
}
static int
is_all_ascii(const char *str)
{
for (; *str; str++) {
if ((unsigned char)*str > 127) {
return 0;
}
}
return 1;
}
static int
locale_decode_monetary(PyObject *dict, struct lconv *lc)
{
#ifndef MS_WINDOWS
int change_locale;
change_locale = (!locale_is_ascii(lc->int_curr_symbol)
|| !locale_is_ascii(lc->currency_symbol)
|| !locale_is_ascii(lc->mon_decimal_point)
|| !locale_is_ascii(lc->mon_thousands_sep));
/* Keep a copy of the LC_CTYPE locale */
char *oldloc = NULL, *loc = NULL;
if (change_locale) {
oldloc = setlocale(LC_CTYPE, NULL);
if (!oldloc) {
PyErr_SetString(PyExc_RuntimeWarning,
"failed to get LC_CTYPE locale");
return -1;
}
oldloc = _PyMem_Strdup(oldloc);
if (!oldloc) {
PyErr_NoMemory();
return -1;
}
loc = setlocale(LC_MONETARY, NULL);
if (loc != NULL && strcmp(loc, oldloc) == 0) {
loc = NULL;
}
if (loc != NULL) {
/* Only set the locale temporarily the LC_CTYPE locale
to the LC_MONETARY locale if the two locales are different and
at least one string is non-ASCII. */
setlocale(LC_CTYPE, loc);
}
}
#define GET_LOCALE_STRING(ATTR) PyUnicode_DecodeLocale(lc->ATTR, NULL)
#else /* MS_WINDOWS */
/* Use _W_* fields of Windows struct lconv */
#define GET_LOCALE_STRING(ATTR) PyUnicode_FromWideChar(lc->_W_ ## ATTR, -1)
#endif /* MS_WINDOWS */
int res = -1;
#define RESULT_STRING(ATTR) \
do { \
PyObject *obj; \
obj = GET_LOCALE_STRING(ATTR); \
if (obj == NULL) { \
goto done; \
} \
if (PyDict_SetItemString(dict, Py_STRINGIFY(ATTR), obj) < 0) { \
Py_DECREF(obj); \
goto done; \
} \
Py_DECREF(obj); \
} while (0)
RESULT_STRING(int_curr_symbol);
RESULT_STRING(currency_symbol);
RESULT_STRING(mon_decimal_point);
RESULT_STRING(mon_thousands_sep);
#undef RESULT_STRING
#undef GET_LOCALE_STRING
res = 0;
done:
#ifndef MS_WINDOWS
if (loc != NULL) {
setlocale(LC_CTYPE, oldloc);
}
PyMem_Free(oldloc);
#endif
return res;
}
/*[clinic input]
_locale.localeconv
Returns numeric and monetary locale-specific parameters.
[clinic start generated code]*/
static PyObject *
_locale_localeconv_impl(PyObject *module)
/*[clinic end generated code: output=43a54515e0a2aef5 input=f1132d15accf4444]*/
{
PyObject* result;
struct lconv *lc;
PyObject *x;
result = PyDict_New();
if (!result) {
return NULL;
}
/* if LC_NUMERIC is different in the C library, use saved value */
lc = localeconv();
/* hopefully, the localeconv result survives the C library calls
involved herein */
#define RESULT(key, obj)\
do { \
if (obj == NULL) \
goto failed; \
if (PyDict_SetItemString(result, key, obj) < 0) { \
Py_DECREF(obj); \
goto failed; \
} \
Py_DECREF(obj); \
} while (0)
#ifdef MS_WINDOWS
/* Use _W_* fields of Windows struct lconv */
#define GET_LOCALE_STRING(ATTR) PyUnicode_FromWideChar(lc->_W_ ## ATTR, -1)
#else
#define GET_LOCALE_STRING(ATTR) PyUnicode_DecodeLocale(lc->ATTR, NULL)
#endif
#define RESULT_STRING(s)\
do { \
x = GET_LOCALE_STRING(s); \
RESULT(#s, x); \
} while (0)
#define RESULT_INT(i)\
do { \
x = PyLong_FromLong(lc->i); \
RESULT(#i, x); \
} while (0)
/* Monetary information: LC_MONETARY encoding */
if (locale_decode_monetary(result, lc) < 0) {
goto failed;
}
x = copy_grouping(lc->mon_grouping);
RESULT("mon_grouping", x);
RESULT_STRING(positive_sign);
RESULT_STRING(negative_sign);
RESULT_INT(int_frac_digits);
RESULT_INT(frac_digits);
RESULT_INT(p_cs_precedes);
RESULT_INT(p_sep_by_space);
RESULT_INT(n_cs_precedes);
RESULT_INT(n_sep_by_space);
RESULT_INT(p_sign_posn);
RESULT_INT(n_sign_posn);
/* Numeric information: LC_NUMERIC encoding */
PyObject *decimal_point = NULL, *thousands_sep = NULL;
if (_Py_GetLocaleconvNumeric(lc, &decimal_point, &thousands_sep) < 0) {
Py_XDECREF(decimal_point);
Py_XDECREF(thousands_sep);
goto failed;
}
if (PyDict_SetItemString(result, "decimal_point", decimal_point) < 0) {
Py_DECREF(decimal_point);
Py_DECREF(thousands_sep);
goto failed;
}
Py_DECREF(decimal_point);
if (PyDict_SetItemString(result, "thousands_sep", thousands_sep) < 0) {
Py_DECREF(thousands_sep);
goto failed;
}
Py_DECREF(thousands_sep);
x = copy_grouping(lc->grouping);
RESULT("grouping", x);
return result;
failed:
Py_DECREF(result);
return NULL;
#undef RESULT
#undef RESULT_STRING
#undef RESULT_INT
#undef GET_LOCALE_STRING
}
#if defined(HAVE_WCSCOLL)
/*[clinic input]
_locale.strcoll
os1: unicode
os2: unicode
/
Compares two strings according to the locale.
[clinic start generated code]*/
static PyObject *
_locale_strcoll_impl(PyObject *module, PyObject *os1, PyObject *os2)
/*[clinic end generated code: output=82ddc6d62c76d618 input=693cd02bcbf38dd8]*/
{
PyObject *result = NULL;
wchar_t *ws1 = NULL, *ws2 = NULL;
/* Convert the unicode strings to wchar[]. */
ws1 = PyUnicode_AsWideCharString(os1, NULL);
if (ws1 == NULL)
goto done;
ws2 = PyUnicode_AsWideCharString(os2, NULL);
if (ws2 == NULL)
goto done;
/* Collate the strings. */
result = PyLong_FromLong(wcscoll(ws1, ws2));
done:
/* Deallocate everything. */
if (ws1) PyMem_Free(ws1);
if (ws2) PyMem_Free(ws2);
return result;
}
#endif
#ifdef HAVE_WCSXFRM
/*[clinic input]
_locale.strxfrm
string as str: unicode
/
Return a string that can be used as a key for locale-aware comparisons.
[clinic start generated code]*/
static PyObject *
_locale_strxfrm_impl(PyObject *module, PyObject *str)
/*[clinic end generated code: output=3081866ebffc01af input=1378bbe6a88b4780]*/
{
Py_ssize_t n1;
wchar_t *s = NULL, *buf = NULL;
size_t n2;
PyObject *result = NULL;
s = PyUnicode_AsWideCharString(str, &n1);
if (s == NULL)
goto exit;
if (wcslen(s) != (size_t)n1) {
PyErr_SetString(PyExc_ValueError,
"embedded null character");
goto exit;
}
/* assume no change in size, first */
n1 = n1 + 1;
buf = PyMem_New(wchar_t, n1);
if (!buf) {
PyErr_NoMemory();
goto exit;
}
errno = 0;
n2 = wcsxfrm(buf, s, n1);
if (errno && errno != ERANGE) {
PyErr_SetFromErrno(PyExc_OSError);
goto exit;
}
if (n2 >= (size_t)n1) {
/* more space needed */
wchar_t * new_buf = PyMem_Realloc(buf, (n2+1)*sizeof(wchar_t));
if (!new_buf) {
PyErr_NoMemory();
goto exit;
}
buf = new_buf;
errno = 0;
n2 = wcsxfrm(buf, s, n2+1);
if (errno) {
PyErr_SetFromErrno(PyExc_OSError);
goto exit;
}
}
result = PyUnicode_FromWideChar(buf, n2);
exit:
PyMem_Free(buf);
PyMem_Free(s);
return result;
}
#endif
#if defined(MS_WINDOWS)
/*[clinic input]
_locale._getdefaultlocale
[clinic start generated code]*/
static PyObject *
_locale__getdefaultlocale_impl(PyObject *module)
/*[clinic end generated code: output=e6254088579534c2 input=003ea41acd17f7c7]*/
{
char encoding[20];
char locale[100];
PyOS_snprintf(encoding, sizeof(encoding), "cp%u", GetACP());
if (GetLocaleInfoA(LOCALE_USER_DEFAULT,
LOCALE_SISO639LANGNAME,
locale, sizeof(locale))) {
Py_ssize_t i = strlen(locale);
locale[i++] = '_';
if (GetLocaleInfoA(LOCALE_USER_DEFAULT,
LOCALE_SISO3166CTRYNAME,
locale+i, (int)(sizeof(locale)-i)))
return Py_BuildValue("ss", locale, encoding);
}
/* If we end up here, this windows version didn't know about
ISO639/ISO3166 names (it's probably Windows 95). Return the
Windows language identifier instead (a hexadecimal number) */
locale[0] = '0';
locale[1] = 'x';
if (GetLocaleInfoA(LOCALE_USER_DEFAULT, LOCALE_IDEFAULTLANGUAGE,
locale+2, sizeof(locale)-2)) {
return Py_BuildValue("ss", locale, encoding);
}
/* cannot determine the language code (very unlikely) */
Py_INCREF(Py_None);
return Py_BuildValue("Os", Py_None, encoding);
}
#endif
#ifdef HAVE_LANGINFO_H
#define LANGINFO(X, Y) {#X, X, Y}
static struct langinfo_constant{
const char *name;
int value;
int category;
} langinfo_constants[] =
{
/* These constants should exist on any langinfo implementation */
LANGINFO(DAY_1, LC_TIME),
LANGINFO(DAY_2, LC_TIME),
LANGINFO(DAY_3, LC_TIME),
LANGINFO(DAY_4, LC_TIME),
LANGINFO(DAY_5, LC_TIME),
LANGINFO(DAY_6, LC_TIME),
LANGINFO(DAY_7, LC_TIME),
LANGINFO(ABDAY_1, LC_TIME),
LANGINFO(ABDAY_2, LC_TIME),
LANGINFO(ABDAY_3, LC_TIME),
LANGINFO(ABDAY_4, LC_TIME),
LANGINFO(ABDAY_5, LC_TIME),
LANGINFO(ABDAY_6, LC_TIME),
LANGINFO(ABDAY_7, LC_TIME),
LANGINFO(MON_1, LC_TIME),
LANGINFO(MON_2, LC_TIME),
LANGINFO(MON_3, LC_TIME),
LANGINFO(MON_4, LC_TIME),
LANGINFO(MON_5, LC_TIME),
LANGINFO(MON_6, LC_TIME),
LANGINFO(MON_7, LC_TIME),
LANGINFO(MON_8, LC_TIME),
LANGINFO(MON_9, LC_TIME),
LANGINFO(MON_10, LC_TIME),
LANGINFO(MON_11, LC_TIME),
LANGINFO(MON_12, LC_TIME),
LANGINFO(ABMON_1, LC_TIME),
LANGINFO(ABMON_2, LC_TIME),
LANGINFO(ABMON_3, LC_TIME),
LANGINFO(ABMON_4, LC_TIME),
LANGINFO(ABMON_5, LC_TIME),
LANGINFO(ABMON_6, LC_TIME),
LANGINFO(ABMON_7, LC_TIME),
LANGINFO(ABMON_8, LC_TIME),
LANGINFO(ABMON_9, LC_TIME),
LANGINFO(ABMON_10, LC_TIME),
LANGINFO(ABMON_11, LC_TIME),
LANGINFO(ABMON_12, LC_TIME),
#ifdef RADIXCHAR
/* The following are not available with glibc 2.0 */
LANGINFO(RADIXCHAR, LC_NUMERIC),
LANGINFO(THOUSEP, LC_NUMERIC),
/* YESSTR and NOSTR are deprecated in glibc, since they are
a special case of message translation, which should be rather
done using gettext. So we don't expose it to Python in the
first place.
LANGINFO(YESSTR, LC_MESSAGES),
LANGINFO(NOSTR, LC_MESSAGES),
*/
LANGINFO(CRNCYSTR, LC_MONETARY),
#endif
LANGINFO(D_T_FMT, LC_TIME),
LANGINFO(D_FMT, LC_TIME),
LANGINFO(T_FMT, LC_TIME),
LANGINFO(AM_STR, LC_TIME),
LANGINFO(PM_STR, LC_TIME),
/* The following constants are available only with XPG4, but...
OpenBSD doesn't have CODESET but has T_FMT_AMPM, and doesn't have
a few of the others.
Solution: ifdef-test them all. */
#ifdef CODESET
LANGINFO(CODESET, LC_CTYPE),
#endif
#ifdef T_FMT_AMPM
LANGINFO(T_FMT_AMPM, LC_TIME),
#endif
#ifdef ERA
LANGINFO(ERA, LC_TIME),
#endif
#ifdef ERA_D_FMT
LANGINFO(ERA_D_FMT, LC_TIME),
#endif
#ifdef ERA_D_T_FMT
LANGINFO(ERA_D_T_FMT, LC_TIME),
#endif
#ifdef ERA_T_FMT
LANGINFO(ERA_T_FMT, LC_TIME),
#endif
#ifdef ALT_DIGITS
LANGINFO(ALT_DIGITS, LC_TIME),
#endif
#ifdef YESEXPR
LANGINFO(YESEXPR, LC_MESSAGES),
#endif
#ifdef NOEXPR
LANGINFO(NOEXPR, LC_MESSAGES),
#endif
#ifdef _DATE_FMT
/* This is not available in all glibc versions that have CODESET. */
LANGINFO(_DATE_FMT, LC_TIME),
#endif
{0, 0, 0}
};
/* Temporary make the LC_CTYPE locale to be the same as
* the locale of the specified category. */
static int
change_locale(int category, char **oldloc)
{
/* Keep a copy of the LC_CTYPE locale */
*oldloc = setlocale(LC_CTYPE, NULL);
if (!*oldloc) {
PyErr_SetString(PyExc_RuntimeError, "faild to get LC_CTYPE locale");
return -1;
}
*oldloc = _PyMem_Strdup(*oldloc);
if (!*oldloc) {
PyErr_NoMemory();
return -1;
}
/* Set a new locale if it is different. */
char *loc = setlocale(category, NULL);
if (loc == NULL || strcmp(loc, *oldloc) == 0) {
PyMem_Free(*oldloc);
*oldloc = NULL;
return 0;
}
setlocale(LC_CTYPE, loc);
return 1;
}
/* Restore the old LC_CTYPE locale. */
static void
restore_locale(char *oldloc)
{
if (oldloc != NULL) {
setlocale(LC_CTYPE, oldloc);
PyMem_Free(oldloc);
}
}
#ifdef __GLIBC__
#if defined(ALT_DIGITS) || defined(ERA)
static PyObject *
decode_strings(const char *result, size_t max_count)
{
/* Convert a sequence of NUL-separated C strings to a Python string
* containing semicolon separated items. */
size_t i = 0;
size_t count = 0;
for (; count < max_count && result[i]; count++) {
i += strlen(result + i) + 1;
}
char *buf = PyMem_Malloc(i);
if (buf == NULL) {
PyErr_NoMemory();
return NULL;
}
memcpy(buf, result, i);
/* Replace all NULs with semicolons. */
i = 0;
while (--count) {
i += strlen(buf + i);
buf[i++] = ';';
}
PyObject *pyresult = PyUnicode_DecodeLocale(buf, NULL);
PyMem_Free(buf);
return pyresult;
}
#endif
#endif
/*[clinic input]
_locale.nl_langinfo
key as item: int
/
Return the value for the locale information associated with key.
[clinic start generated code]*/
static PyObject *
_locale_nl_langinfo_impl(PyObject *module, int item)
/*[clinic end generated code: output=6aea457b47e077a3 input=00798143eecfeddc]*/
{
int i;
/* Check whether this is a supported constant. GNU libc sometimes
returns numeric values in the char* return value, which would
crash PyUnicode_FromString. */
for (i = 0; langinfo_constants[i].name; i++) {
if (langinfo_constants[i].value == item) {
/* Check NULL as a workaround for GNU libc's returning NULL
instead of an empty string for nl_langinfo(ERA). */
const char *result = nl_langinfo(item);
result = result != NULL ? result : "";
char *oldloc = NULL;
if (langinfo_constants[i].category != LC_CTYPE
&& !is_all_ascii(result)
&& change_locale(langinfo_constants[i].category, &oldloc) < 0)
{
return NULL;
}
PyObject *pyresult;
#ifdef __GLIBC__
/* According to the POSIX specification the result must be
* a sequence of semicolon-separated strings.
* But in Glibc they are NUL-separated. */
#ifdef ALT_DIGITS
if (item == ALT_DIGITS && *result) {
pyresult = decode_strings(result, 100);
}
else
#endif
#ifdef ERA
if (item == ERA && *result) {
pyresult = decode_strings(result, SIZE_MAX);
}
else
#endif
#endif
{
pyresult = PyUnicode_DecodeLocale(result, NULL);
}
restore_locale(oldloc);
return pyresult;
}
}
PyErr_SetString(PyExc_ValueError, "unsupported langinfo constant");
return NULL;
}
#endif /* HAVE_LANGINFO_H */
#ifdef HAVE_LIBINTL_H
/*[clinic input]
_locale.gettext
msg as in: str
/
gettext(msg) -> string
Return translation of msg.
[clinic start generated code]*/
static PyObject *
_locale_gettext_impl(PyObject *module, const char *in)
/*[clinic end generated code: output=493bb4b38a4704fe input=949fc8efc2bb3bc3]*/
{
return PyUnicode_DecodeLocale(gettext(in), NULL);
}
/*[clinic input]
_locale.dgettext
domain: str(accept={str, NoneType})
msg as in: str
/
dgettext(domain, msg) -> string
Return translation of msg in domain.
[clinic start generated code]*/
static PyObject *
_locale_dgettext_impl(PyObject *module, const char *domain, const char *in)
/*[clinic end generated code: output=3c0cd5287b972c8f input=a277388a635109d8]*/
{
return PyUnicode_DecodeLocale(dgettext(domain, in), NULL);
}
/*[clinic input]
_locale.dcgettext
domain: str(accept={str, NoneType})
msg as msgid: str
category: int
/
Return translation of msg in domain and category.
[clinic start generated code]*/
static PyObject *
_locale_dcgettext_impl(PyObject *module, const char *domain,
const char *msgid, int category)
/*[clinic end generated code: output=0f4cc4fce0aa283f input=ec5f8fed4336de67]*/
{
return PyUnicode_DecodeLocale(dcgettext(domain,msgid,category), NULL);
}
/*[clinic input]
_locale.textdomain
domain: str(accept={str, NoneType})
/
Set the C library's textdmain to domain, returning the new domain.
[clinic start generated code]*/
static PyObject *
_locale_textdomain_impl(PyObject *module, const char *domain)
/*[clinic end generated code: output=7992df06aadec313 input=66359716f5eb1d38]*/
{
domain = textdomain(domain);
if (!domain) {
PyErr_SetFromErrno(PyExc_OSError);
return NULL;
}
return PyUnicode_DecodeLocale(domain, NULL);
}
/*[clinic input]
_locale.bindtextdomain
domain: str
dir as dirname_obj: object
/
Bind the C library's domain to dir.
[clinic start generated code]*/
static PyObject *
_locale_bindtextdomain_impl(PyObject *module, const char *domain,
PyObject *dirname_obj)
/*[clinic end generated code: output=6d6f3c7b345d785c input=c0dff085acfe272b]*/
{
const char *dirname, *current_dirname;
PyObject *dirname_bytes = NULL, *result;
if (!strlen(domain)) {
PyErr_SetString(get_locale_state(module)->Error,
"domain must be a non-empty string");
return 0;
}
if (dirname_obj != Py_None) {
if (!PyUnicode_FSConverter(dirname_obj, &dirname_bytes))
return NULL;
dirname = PyBytes_AsString(dirname_bytes);
} else {
dirname_bytes = NULL;
dirname = NULL;
}
current_dirname = bindtextdomain(domain, dirname);
if (current_dirname == NULL) {
PyErr_SetFromErrno(PyExc_OSError);
Py_XDECREF(dirname_bytes);
return NULL;
}
result = PyUnicode_DecodeLocale(current_dirname, NULL);
Py_XDECREF(dirname_bytes);
return result;
}
#ifdef HAVE_BIND_TEXTDOMAIN_CODESET
/*[clinic input]
_locale.bind_textdomain_codeset
domain: str
codeset: str(accept={str, NoneType})
/
Bind the C library's domain to codeset.
[clinic start generated code]*/
static PyObject *
_locale_bind_textdomain_codeset_impl(PyObject *module, const char *domain,
const char *codeset)
/*[clinic end generated code: output=fa452f9c8b1b9e89 input=23fbe3540400f259]*/
{
codeset = bind_textdomain_codeset(domain, codeset);
if (codeset) {
return PyUnicode_DecodeLocale(codeset, NULL);
}
Py_RETURN_NONE;
}
#endif // HAVE_BIND_TEXTDOMAIN_CODESET
#endif // HAVE_LIBINTL_H
/*[clinic input]
_locale.getencoding
Get the current locale encoding.
[clinic start generated code]*/
static PyObject *
_locale_getencoding_impl(PyObject *module)
/*[clinic end generated code: output=86b326b971872e46 input=6503d11e5958b360]*/
{
return _Py_GetLocaleEncodingObject();
}
static struct PyMethodDef PyLocale_Methods[] = {
_LOCALE_SETLOCALE_METHODDEF
_LOCALE_LOCALECONV_METHODDEF
#ifdef HAVE_WCSCOLL
_LOCALE_STRCOLL_METHODDEF
#endif
#ifdef HAVE_WCSXFRM
_LOCALE_STRXFRM_METHODDEF
#endif
#if defined(MS_WINDOWS)
_LOCALE__GETDEFAULTLOCALE_METHODDEF
#endif
#ifdef HAVE_LANGINFO_H
_LOCALE_NL_LANGINFO_METHODDEF
#endif
#ifdef HAVE_LIBINTL_H
_LOCALE_GETTEXT_METHODDEF
_LOCALE_DGETTEXT_METHODDEF
_LOCALE_DCGETTEXT_METHODDEF
_LOCALE_TEXTDOMAIN_METHODDEF
_LOCALE_BINDTEXTDOMAIN_METHODDEF
#ifdef HAVE_BIND_TEXTDOMAIN_CODESET
_LOCALE_BIND_TEXTDOMAIN_CODESET_METHODDEF
#endif
#endif
_LOCALE_GETENCODING_METHODDEF
{NULL, NULL}
};
static int
_locale_exec(PyObject *module)
{
#ifdef HAVE_LANGINFO_H
int i;
#endif
#define ADD_INT(module, value) \
do { \
if (PyModule_AddIntConstant(module, #value, value) < 0) { \
return -1; \
} \
} while (0)
ADD_INT(module, LC_CTYPE);
ADD_INT(module, LC_TIME);
ADD_INT(module, LC_COLLATE);
ADD_INT(module, LC_MONETARY);
#ifdef LC_MESSAGES
ADD_INT(module, LC_MESSAGES);
#endif /* LC_MESSAGES */
ADD_INT(module, LC_NUMERIC);
ADD_INT(module, LC_ALL);
ADD_INT(module, CHAR_MAX);
_locale_state *state = get_locale_state(module);
state->Error = PyErr_NewException("locale.Error", NULL, NULL);
if (PyModule_AddObjectRef(module, "Error", state->Error) < 0) {
return -1;
}
#ifdef HAVE_LANGINFO_H
for (i = 0; langinfo_constants[i].name; i++) {
if (PyModule_AddIntConstant(module,
langinfo_constants[i].name,
langinfo_constants[i].value) < 0) {
return -1;
}
}
#endif
if (PyErr_Occurred()) {
return -1;
}
return 0;
#undef ADD_INT
}
static struct PyModuleDef_Slot _locale_slots[] = {
{Py_mod_exec, _locale_exec},
{Py_mod_multiple_interpreters, Py_MOD_PER_INTERPRETER_GIL_SUPPORTED},
{Py_mod_gil, Py_MOD_GIL_NOT_USED},
{0, NULL}
};
static int
locale_traverse(PyObject *module, visitproc visit, void *arg)
{
_locale_state *state = get_locale_state(module);
Py_VISIT(state->Error);
return 0;
}
static int
locale_clear(PyObject *module)
{
_locale_state *state = get_locale_state(module);
Py_CLEAR(state->Error);
return 0;
}
static void
locale_free(void *module)
{
locale_clear((PyObject*)module);
}
static struct PyModuleDef _localemodule = {
PyModuleDef_HEAD_INIT,
"_locale",
locale__doc__,
sizeof(_locale_state),
PyLocale_Methods,
_locale_slots,
locale_traverse,
locale_clear,
locale_free,
};
PyMODINIT_FUNC
PyInit__locale(void)
{
return PyModuleDef_Init(&_localemodule);
}
/*
Local variables:
c-basic-offset: 4
indent-tabs-mode: nil
End:
*/
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