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/* EINA - EFL data type library
* Copyright (C) 2002-2008 Gustavo Sverzut Barbieri
Tom Hacohen
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef EINA_USTRINGSHARE_INLINE_H_
#define EINA_USTRINGSHARE_INLINE_H_
#include "eina_unicode.h"
#include "eina_ustringshare.h"
/**
* @addtogroup Eina_UStringshare_Group Unicode Stringshare
*
* @{
*/
/**
* Replace the previously stringshared pointer with new content.
*
* The string pointed by @a p_str should be previously stringshared or
* @c NULL and it will be eina_ustringshare_del(). The new string will
* be passed to eina_ustringshare_add() and then assigned to @c *p_str.
*
* @param p_str pointer to the stringhare to be replaced. Must not be
* @c NULL, but @c *p_str may be @c NULL as it is a valid
* stringshare handle.
* @param news new string to be stringshared, may be @c NULL.
*
* @return #EINA_TRUE if the strings were different and thus replaced,
* #EINA_FALSE if the strings were the same after shared.
*/
static inline Eina_Bool
eina_ustringshare_replace(const Eina_Unicode **p_str, const Eina_Unicode *news)
{
if (*p_str == news) return EINA_FALSE;
news = eina_ustringshare_add(news);
eina_ustringshare_del(*p_str);
if (*p_str == news)
return EINA_FALSE;
*p_str = news;
return EINA_TRUE;
}
/**
* Replace the previously stringshared pointer with a new content.
*
* The string pointed by @a p_str should be previously stringshared or
* @c NULL and it will be eina_ustringshare_del(). The new string will
* be passed to eina_ustringshare_add_length() and then assigned to @c *p_str.
*
* @param p_str pointer to the stringhare to be replaced. Must not be
* @c NULL, but @c *p_str may be @c NULL as it is a valid
* stringshare handle.
* @param news new string to be stringshared, may be @c NULL.
* @param slen The string size (<= strlen(str)).
*
* @return #EINA_TRUE if the strings were different and thus replaced,
* #EINA_FALSE if the strings were the same after shared.
*/
static inline Eina_Bool
eina_ustringshare_replace_length(const Eina_Unicode **p_str, const Eina_Unicode *news, unsigned int slen)
{
if (*p_str == news) return EINA_FALSE;
news = eina_ustringshare_add_length(news, slen);
eina_ustringshare_del(*p_str);
if (*p_str == news)
return EINA_FALSE;
*p_str = news;
return EINA_TRUE;
}
/**
* @}
*/
#endif /* EINA_USTRINGSHARE_INLINE_H_ */
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