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/*
* $Id$
*
* Copyright (C) 2003 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Original Author: Adrian Havill <havill@redhat.com>
*
* Contributors:
*/
#include "wlite_config.h" // wchar_t, NULL, size_t
#include "wlite_wchar.h" // prototypes
#include "wlite_wctype.h"
#include "wlite_stdlib.h"
size_t
wlite_wcsrtombs(char *dst, const wchar_t **src, size_t n, wlite_mbstate_t *ps) {
static wlite_mbstate_t internal = { 0 };
size_t stored = 0;
while (n != 0) {
char utf[7] = { 0 };
const wchar_t *wcs = *src;
int length = wlite_wcrtomb(utf, *wcs++, ps == NULL ? &internal : ps);
*src = wcs;
if (length == -1) return (size_t) -1;
if (((long) n - (long) length) < 0) {
wlite_memcpy_(dst, utf, n);
n = 0;
}
else {
wlite_memcpy_(dst, utf, length);
n -= (size_t) length;
}
if (*dst == '\0') break;
else {
dst += (size_t) length;
stored += (size_t) length;
}
}
return stored;
}
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