blob: f50bbe9132df39445c642ea3215428b4b2b960d5 [file] [log] [blame]
#include <stdlib.h>
#include <string.h>
#include "locale_impl.h"
#include "libc.h"
int __loc_is_allocated(locale_t loc)
return loc && loc != C_LOCALE && loc != UTF8_LOCALE;
locale_t __newlocale(int mask, const char *name, locale_t loc)
int i, j;
struct __locale_struct tmp;
const struct __locale_map *lm;
/* For locales with allocated storage, modify in-place. */
if (__loc_is_allocated(loc)) {
for (i=0; i<LC_ALL; i++)
if (mask & (1<<i))
loc->cat[i] = __get_locale(i, name);
return loc;
/* Otherwise, build a temporary locale object, which will only
* be instantiated in allocated storage if it does not match
* one of the built-in static locales. This makes the common
* usage case for newlocale, getting a C locale with predictable
* behavior, very fast, and more importantly, fail-safe. */
for (j=i=0; i<LC_ALL; i++) {
if (loc && !(mask & (1<<i)))
lm = loc->cat[i];
lm = __get_locale(i, mask & (1<<i) ? name : "");
if (lm) j++;[i] = lm;
if (!j)
return C_LOCALE;
if (j==1 &&[LC_CTYPE]==&__c_dot_utf8)
return UTF8_LOCALE;
if ((loc = malloc(sizeof *loc))) *loc = tmp;
return loc;
weak_alias(__newlocale, newlocale);