source: azure_iot_hub/trunk/musl-1.1.18/src/locale/textdomain.c@ 389

#include <libintl.h>
#include <string.h>
#include <stdlib.h>
#include <errno.h>
#include <limits.h>
#include "libc.h"
#include "atomic.h"

static char *current_domain;

char *__gettextdomain()
{
        return current_domain ? current_domain : "messages";
}

char *textdomain(const char *domainname)
{
        if (!domainname) return __gettextdomain();

        size_t domlen = strlen(domainname);
        if (domlen > NAME_MAX) {
                errno = EINVAL;
                return 0;
        }

        if (!current_domain) {
                current_domain = malloc(NAME_MAX+1);
                if (!current_domain) return 0;
        }

        memcpy(current_domain, domainname, domlen+1);

        return current_domain;
}

char *gettext(const char *msgid)
{
        return dgettext(0, msgid);
}

char *ngettext(const char *msgid1, const char *msgid2, unsigned long int n)
{
        return dngettext(0, msgid1, msgid2, n);
}