forked from enlightenment/efl
94 lines
3.0 KiB
Plaintext
94 lines
3.0 KiB
Plaintext
/* EINA - EFL data type library
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* Copyright (C) 2002-2008 Gustavo Sverzut Barbieri
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Tom Hacohen
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library;
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* if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef EINA_USTRINGSHARE_INLINE_H_
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#define EINA_USTRINGSHARE_INLINE_H_
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#include "eina_unicode.h"
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#include "eina_ustringshare.h"
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/**
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* @addtogroup Eina_UStringshare_Group Unicode Stringshare
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*
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* @{
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*/
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/**
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* Replace the previously stringshared pointer with new content.
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*
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* The string pointed by @a p_str should be previously stringshared or
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* @c NULL and it will be eina_ustringshare_del(). The new string will
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* be passed to eina_ustringshare_add() and then assigned to @c *p_str.
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*
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* @param p_str pointer to the stringhare to be replaced. Must not be
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* @c NULL, but @c *p_str may be @c NULL as it is a valid
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* stringshare handle.
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* @param news new string to be stringshared, may be @c NULL.
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*
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* @return #EINA_TRUE if the strings were different and thus replaced,
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* #EINA_FALSE if the strings were the same after shared.
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*/
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static inline Eina_Bool
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eina_ustringshare_replace(const Eina_Unicode **p_str, const Eina_Unicode *news)
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{
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if (*p_str == news) return EINA_FALSE;
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news = eina_ustringshare_add(news);
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eina_ustringshare_del(*p_str);
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if (*p_str == news)
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return EINA_FALSE;
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*p_str = news;
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return EINA_TRUE;
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}
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/**
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* Replace the previously stringshared pointer with a new content.
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*
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* The string pointed by @a p_str should be previously stringshared or
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* @c NULL and it will be eina_ustringshare_del(). The new string will
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* be passed to eina_ustringshare_add_length() and then assigned to @c *p_str.
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*
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* @param p_str pointer to the stringhare to be replaced. Must not be
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* @c NULL, but @c *p_str may be @c NULL as it is a valid
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* stringshare handle.
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* @param news new string to be stringshared, may be @c NULL.
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* @param slen The string size (<= strlen(str)).
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*
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* @return #EINA_TRUE if the strings were different and thus replaced,
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* #EINA_FALSE if the strings were the same after shared.
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*/
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static inline Eina_Bool
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eina_ustringshare_replace_length(const Eina_Unicode **p_str, const Eina_Unicode *news, unsigned int slen)
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{
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if (*p_str == news) return EINA_FALSE;
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news = eina_ustringshare_add_length(news, slen);
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eina_ustringshare_del(*p_str);
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if (*p_str == news)
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return EINA_FALSE;
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*p_str = news;
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return EINA_TRUE;
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}
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/**
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* @}
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*/
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#endif /* EINA_USTRINGSHARE_INLINE_H_ */
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