mirror of
https://github.com/MidnightCommander/mc
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146 lines
4.5 KiB
C
146 lines
4.5 KiB
C
/*
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GLIB - Library of useful routines for C programming
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Copyright (C) 2009-2015
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Free Software Foundation, Inc.
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Written by:
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Slava Zanko <slavazanko@gmail.com>, 2009, 2013.
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This file is part of the Midnight Commander.
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The Midnight Commander is free software: you can redistribute it
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and/or modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation, either version 3 of the License,
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or (at your option) any later version.
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The Midnight Commander 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** \file glibcompat.c
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* \brief Source: compatibility with older versions of glib
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*
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* Following code was copied from glib to GNU Midnight Commander to
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* provide compatibility with older versions of glib.
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*/
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#include <config.h>
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#include <string.h>
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#include "global.h"
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#include "glibcompat.h"
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/*** global variables ****************************************************************************/
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/*** file scope macro definitions ****************************************************************/
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/*** file scope type declarations ****************************************************************/
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/*** file scope variables ************************************************************************/
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/*** file scope functions ************************************************************************/
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/*** public functions ****************************************************************************/
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/* --------------------------------------------------------------------------------------------- */
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#if ! GLIB_CHECK_VERSION (2, 16, 0)
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/**
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* g_strcmp0:
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* @str1: (allow-none): a C string or %NULL
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* @str2: (allow-none): another C string or %NULL
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*
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* Compares @str1 and @str2 like strcmp(). Handles %NULL
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* gracefully by sorting it before non-%NULL strings.
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* Comparing two %NULL pointers returns 0.
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*
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* Returns: an integer less than, equal to, or greater than zero, if @str1 is <, == or > than @str2.
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*
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* Since: 2.16
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*/
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int
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g_strcmp0 (const char *str1, const char *str2)
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{
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if (!str1)
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return -(str1 != str2);
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if (!str2)
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return str1 != str2;
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return strcmp (str1, str2);
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}
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#endif /* ! GLIB_CHECK_VERSION (2, 16, 0) */
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/* --------------------------------------------------------------------------------------------- */
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#if ! GLIB_CHECK_VERSION (2, 28, 0)
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/**
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* g_slist_free_full:
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* @list: a pointer to a #GSList
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* @free_func: the function to be called to free each element's data
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*
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* Convenience method, which frees all the memory used by a #GSList, and
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* calls the specified destroy function on every element's data.
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*
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* Since: 2.28
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**/
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void
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g_slist_free_full (GSList * list, GDestroyNotify free_func)
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{
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g_slist_foreach (list, (GFunc) free_func, NULL);
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g_slist_free (list);
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}
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/* --------------------------------------------------------------------------------------------- */
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/**
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* g_list_free_full:
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* @list: a pointer to a #GList
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* @free_func: the function to be called to free each element's data
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*
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* Convenience method, which frees all the memory used by a #GList, and
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* calls the specified destroy function on every element's data.
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*
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* Since: 2.28
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*/
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void
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g_list_free_full (GList * list, GDestroyNotify free_func)
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{
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g_list_foreach (list, (GFunc) free_func, NULL);
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g_list_free (list);
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}
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#endif /* ! GLIB_CHECK_VERSION (2, 28, 0) */
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/* --------------------------------------------------------------------------------------------- */
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#if ! GLIB_CHECK_VERSION (2, 22, 0)
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/**
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* Creates a new GError with the given domain and code, and a message formatted with format.
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* @param domain error domain
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* @param code error code
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* @param format printf()-style format for error message
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* @param args va_list of parameters for the message format
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* @returns a new GError
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*/
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GError *
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g_error_new_valist (GQuark domain, gint code, const gchar * format, va_list args)
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{
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char *message;
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GError *ret_value;
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message = g_strdup_vprintf (format, args);
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ret_value = g_error_new_literal (domain, code, message);
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g_free (message);
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return ret_value;
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}
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#endif /* ! GLIB_CHECK_VERSION (2, 22, 0) */
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/* --------------------------------------------------------------------------------------------- */
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