glib/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 #if defined(G_DISABLE_SINGLE_INCLUDES) && !defined (__GLIB_H_INSIDE__) && !defined (GLIB_COMPILATION)
  28 #error "Only <glib.h> can be included directly."
  29 #endif
  30
  31 #ifndef __G_LIST_H__
  32 #define __G_LIST_H__
  33
  34 #include <glib/gmem.h>
  35
  36 G_BEGIN_DECLS
  37
  38 typedef struct _GList GList;
  39
  40 struct _GList
  41 {
  42   gpointer data;
  43   GList *next;
  44   GList *prev;
  45 };
  46
  47 /* Doubly linked lists
  48  */
  49 GList*   g_list_alloc                   (void) G_GNUC_WARN_UNUSED_RESULT;
  50 void     g_list_free                    (GList            *list);
  51 void     g_list_free_1                  (GList            *list);
  52 #define  g_list_free1                   g_list_free_1
  53 GList*   g_list_append                  (GList            *list,
  54                                          gpointer          data) G_GNUC_WARN_UNUSED_RESULT;
  55 GList*   g_list_prepend                 (GList            *list,
  56                                          gpointer          data) G_GNUC_WARN_UNUSED_RESULT;
  57 GList*   g_list_insert                  (GList            *list,
  58                                          gpointer          data,
  59                                          gint              position) G_GNUC_WARN_UNUSED_RESULT;
  60 GList*   g_list_insert_sorted           (GList            *list,
  61                                          gpointer          data,
  62                                          GCompareFunc      func) G_GNUC_WARN_UNUSED_RESULT;
  63 GList*   g_list_insert_sorted_with_data (GList            *list,
  64                                          gpointer          data,
  65                                          GCompareDataFunc  func,
  66                                          gpointer          user_data) G_GNUC_WARN_UNUSED_RESULT;
  67 GList*   g_list_insert_before           (GList            *list,
  68                                          GList            *sibling,
  69                                          gpointer          data) G_GNUC_WARN_UNUSED_RESULT;
  70 GList*   g_list_concat                  (GList            *list1,
  71                                          GList            *list2) G_GNUC_WARN_UNUSED_RESULT;
  72 GList*   g_list_remove                  (GList            *list,
  73                                          gconstpointer     data) G_GNUC_WARN_UNUSED_RESULT;
  74 GList*   g_list_remove_all              (GList            *list,
  75                                          gconstpointer     data) G_GNUC_WARN_UNUSED_RESULT;
  76 GList*   g_list_remove_link             (GList            *list,
  77                                          GList            *llink) G_GNUC_WARN_UNUSED_RESULT;
  78 GList*   g_list_delete_link             (GList            *list,
  79                                          GList            *link_) G_GNUC_WARN_UNUSED_RESULT;
  80 GList*   g_list_reverse                 (GList            *list) G_GNUC_WARN_UNUSED_RESULT;
  81 GList*   g_list_copy                    (GList            *list) G_GNUC_WARN_UNUSED_RESULT;
  82 GList*   g_list_nth                     (GList            *list,
  83                                          guint             n);
  84 GList*   g_list_nth_prev                (GList            *list,
  85                                          guint             n);
  86 GList*   g_list_find                    (GList            *list,
  87                                          gconstpointer     data);
  88 GList*   g_list_find_custom             (GList            *list,
  89                                          gconstpointer     data,
  90                                          GCompareFunc      func);
  91 gint     g_list_position                (GList            *list,
  92                                          GList            *llink);
  93 gint     g_list_index                   (GList            *list,
  94                                          gconstpointer     data);
  95 GList*   g_list_last                    (GList            *list);
  96 GList*   g_list_first                   (GList            *list);
  97 guint    g_list_length                  (GList            *list);
  98 void     g_list_foreach                 (GList            *list,
  99                                          GFunc             func,
 100                                          gpointer          user_data);
 101 GList*   g_list_sort                    (GList            *list,
 102                                          GCompareFunc      compare_func) G_GNUC_WARN_UNUSED_RESULT;
 103 GList*   g_list_sort_with_data          (GList            *list,
 104                                          GCompareDataFunc  compare_func,
 105                                          gpointer          user_data)  G_GNUC_WARN_UNUSED_RESULT;
 106 gpointer g_list_nth_data                (GList            *list,
 107                                          guint             n);
 108
 109
 110 #define g_list_previous(list)           ((list) ? (((GList *)(list))->prev) : NULL)
 111 #define g_list_next(list)               ((list) ? (((GList *)(list))->next) : NULL)
 112
 113 #ifndef G_DISABLE_DEPRECATED
 114 void     g_list_push_allocator          (gpointer          allocator);
 115 void     g_list_pop_allocator           (void);
 116 #endif
 117
 118 G_END_DECLS
 119
 120 #endif /* __G_LIST_H__ */