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glibcompat.c
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/*
GLIB - Library of useful routines for C programming
Copyright (C) 2009, 2011, 2013
The Free Software Foundation, Inc.
Written by:
Slava Zanko <[email protected]>, 2009, 2013.
This file is part of the Midnight Commander.
The Midnight Commander is free software: you can redistribute it
and/or modify it under the terms of the GNU General Public License as
published by the Free Software Foundation, either version 3 of the License,
or (at your option) any later version.
The Midnight Commander 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/** \file glibcompat.c
* \brief Source: compatibility with older versions of glib
*
* Following code was copied from glib to GNU Midnight Commander to
* provide compatibility with older versions of glib.
*/
#include <config.h>
#include <string.h>
#include "global.h"
#include "glibcompat.h"
/*** global variables ****************************************************************************/
/*** file scope macro definitions ****************************************************************/
/*** file scope type declarations ****************************************************************/
/*** file scope variables ************************************************************************/
/*** file scope functions ************************************************************************/
/*** public functions ****************************************************************************/
/* --------------------------------------------------------------------------------------------- */
#if ! GLIB_CHECK_VERSION (2, 13, 0)
/*
This is incomplete copy of same glib-function.
For older glib (less than 2.13) functional is enought.
For full version of glib welcome to glib update.
*/
gboolean
g_unichar_iszerowidth (gunichar c)
{
if (G_UNLIKELY (c == 0x00AD))
return FALSE;
if (G_UNLIKELY ((c >= 0x1160 && c < 0x1200) || c == 0x200B))
return TRUE;
return FALSE;
}
#endif /* ! GLIB_CHECK_VERSION (2, 13, 0) */
/* --------------------------------------------------------------------------------------------- */
#if ! GLIB_CHECK_VERSION (2, 16, 0)
/**
* g_strcmp0:
* @str1: (allow-none): a C string or %NULL
* @str2: (allow-none): another C string or %NULL
*
* Compares @str1 and @str2 like strcmp(). Handles %NULL
* gracefully by sorting it before non-%NULL strings.
* Comparing two %NULL pointers returns 0.
*
* Returns: an integer less than, equal to, or greater than zero, if @str1 is <, == or > than @str2.
*
* Since: 2.16
*/
int
g_strcmp0 (const char *str1, const char *str2)
{
if (!str1)
return -(str1 != str2);
if (!str2)
return str1 != str2;
return strcmp (str1, str2);
}
#endif /* ! GLIB_CHECK_VERSION (2, 16, 0) */
/* --------------------------------------------------------------------------------------------- */
#if ! GLIB_CHECK_VERSION (2, 28, 0)
/**
* g_slist_free_full:
* @list: a pointer to a #GSList
* @free_func: the function to be called to free each element's data
*
* Convenience method, which frees all the memory used by a #GSList, and
* calls the specified destroy function on every element's data.
*
* Since: 2.28
**/
void
g_slist_free_full (GSList * list, GDestroyNotify free_func)
{
g_slist_foreach (list, (GFunc) free_func, NULL);
g_slist_free (list);
}
/* --------------------------------------------------------------------------------------------- */
/**
* g_list_free_full:
* @list: a pointer to a #GList
* @free_func: the function to be called to free each element's data
*
* Convenience method, which frees all the memory used by a #GList, and
* calls the specified destroy function on every element's data.
*
* Since: 2.28
*/
void
g_list_free_full (GList * list, GDestroyNotify free_func)
{
g_list_foreach (list, (GFunc) free_func, NULL);
g_list_free (list);
}
#endif /* ! GLIB_CHECK_VERSION (2, 28, 0) */
/* --------------------------------------------------------------------------------------------- */