mirror of
https://github.com/MidnightCommander/mc
synced 2024-12-22 04:22:34 +03:00
99 lines
3.2 KiB
C
99 lines
3.2 KiB
C
/*
|
|
GLIB - Library of useful routines for C programming
|
|
|
|
Copyright (C) 2009, 2011, 2013
|
|
The Free Software Foundation, Inc.
|
|
|
|
Written by:
|
|
Slava Zanko <slavazanko@gmail.com>, 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) */
|
|
|
|
/* --------------------------------------------------------------------------------------------- */
|