mirror of git://sourceware.org/git/glibc.git
59 lines
1.7 KiB
C
59 lines
1.7 KiB
C
/* Duplicate handle for selection of locales.
|
|
Copyright (C) 1997, 2000 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Library General Public License as
|
|
published by the Free Software Foundation; either version 2 of the
|
|
License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with the GNU C Library; see the file COPYING.LIB. If not,
|
|
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
#include <locale.h>
|
|
#include <bits/libc-lock.h>
|
|
#include <stdlib.h>
|
|
|
|
#include <localeinfo.h>
|
|
|
|
|
|
/* Lock for protecting global data. */
|
|
__libc_lock_define (extern , __libc_setlocale_lock)
|
|
|
|
|
|
__locale_t
|
|
__duplocale (__locale_t dataset)
|
|
{
|
|
__locale_t result;
|
|
|
|
/* We modify global data. */
|
|
__libc_lock_lock (__libc_setlocale_lock);
|
|
|
|
/* Get memory. */
|
|
result = (__locale_t) malloc (sizeof (struct __locale_struct));
|
|
if (result != NULL)
|
|
{
|
|
int cnt;
|
|
for (cnt = 0; cnt < __LC_LAST; ++cnt)
|
|
if (cnt != LC_ALL)
|
|
{
|
|
result->__locales[cnt] = dataset->__locales[cnt];
|
|
if (result->__locales[cnt]->usage_count < MAX_USAGE_COUNT)
|
|
++result->__locales[cnt]->usage_count;
|
|
}
|
|
}
|
|
|
|
/* It's done. */
|
|
__libc_lock_unlock (__libc_setlocale_lock);
|
|
|
|
return result;
|
|
}
|