glist.h

   1 /* GLIB - Library of useful routines for C programming
   2  * Copyright (C) 1995-1997  Peter Mattis, Spencer Kimball and Josh MacDonald
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the
  16  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17  * Boston, MA 02111-1307, USA.
  18  */
  19
  20 /*
  21  * Modified by the GLib Team and others 1997-2000.  See the AUTHORS
  22  * file for a list of people on the GLib Team.  See the ChangeLog
  23  * files for a list of changes.  These files are distributed with
  24  * GLib at ftp://ftp.gtk.org/pub/gtk/.
  25  */
  26
  27 #ifndef __G_LIST_H__
  28 #define __G_LIST_H__
  29
  30 #include <gmem.h>
  31
  32 G_BEGIN_DECLS
  33
  34 typedef struct _GList           GList;
  35
  36 struct _GList
  37 {
  38   gpointer data;
  39   GList *next;
  40   GList *prev;
  41 };
  42
  43 /* Doubly linked lists
  44  */
  45 void     g_list_push_allocator (GAllocator       *allocator);
  46 void     g_list_pop_allocator  (void);
  47 GList*   g_list_alloc          (void);
  48 void     g_list_free           (GList            *list);
  49 void     g_list_free_1         (GList            *list);
  50 GList*   g_list_append         (GList            *list,
  51                                 gpointer          data);
  52 GList*   g_list_prepend        (GList            *list,
  53                                 gpointer          data);
  54 GList*   g_list_insert         (GList            *list,
  55                                 gpointer          data,
  56                                 gint              position);
  57 GList*   g_list_insert_sorted  (GList            *list,
  58                                 gpointer          data,
  59                                 GCompareFunc      func);
  60 GList*   g_list_concat         (GList            *list1,
  61                                 GList            *list2);
  62 GList*   g_list_remove         (GList            *list,
  63                                 gconstpointer     data);
  64 GList*   g_list_remove_all     (GList            *list,
  65                                 gconstpointer     data);
  66 GList*   g_list_remove_link    (GList            *list,
  67                                 GList            *llink);
  68 GList*   g_list_delete_link    (GList            *list,
  69                                 GList            *link);
  70 GList*   g_list_reverse        (GList            *list);
  71 GList*   g_list_copy           (GList            *list);
  72 GList*   g_list_nth            (GList            *list,
  73                                 guint             n);
  74 GList*   g_list_nth_prev       (GList            *list,
  75                                 guint             n);
  76 GList*   g_list_find           (GList            *list,
  77                                 gconstpointer     data);
  78 GList*   g_list_find_custom    (GList            *list,
  79                                 gconstpointer     data,
  80                                 GCompareFunc      func);
  81 gint     g_list_position       (GList            *list,
  82                                 GList            *llink);
  83 gint     g_list_index          (GList            *list,
  84                                 gconstpointer     data);
  85 GList*   g_list_last           (GList            *list);
  86 GList*   g_list_first          (GList            *list);
  87 guint    g_list_length         (GList            *list);
  88 void     g_list_foreach        (GList            *list,
  89                                 GFunc             func,
  90                                 gpointer          user_data);
  91 GList*   g_list_sort           (GList            *list,
  92                                 GCompareFunc      compare_func);
  93 GList*   g_list_sort_with_data (GList            *list,
  94                                 GCompareDataFunc  compare_func,
  95                                 gpointer          user_data);
  96 gpointer g_list_nth_data       (GList            *list,
  97                                 guint             n);
  98
  99 #define g_list_previous(list)   ((list) ? (((GList *)(list))->prev) : NULL)
 100 #define g_list_next(list)       ((list) ? (((GList *)(list))->next) : NULL)
 101
 102 G_END_DECLS
 103
 104 #endif /* __G_LIST_H__ */
 105