| /* GLIB - Library of useful routines for C programming |
| * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library 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 |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the |
| * Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
| * Boston, MA 02111-1307, USA. |
| */ |
| |
| /* |
| * Modified by the GLib Team and others 1997-2000. See the AUTHORS |
| * file for a list of people on the GLib Team. See the ChangeLog |
| * files for a list of changes. These files are distributed with |
| * GLib at ftp://ftp.gtk.org/pub/gtk/. |
| */ |
| |
| #if !defined (__GLIB_H_INSIDE__) && !defined (GLIB_COMPILATION) |
| #error "Only <glib.h> can be included directly." |
| #endif |
| |
| #ifndef __G_TRASH_STACK_H__ |
| #define __G_TRASH_STACK_H__ |
| |
| #include <glib/gutils.h> |
| |
| G_BEGIN_DECLS |
| |
| typedef struct _GTrashStack GTrashStack; |
| struct _GTrashStack |
| { |
| GTrashStack *next; |
| }; |
| |
| G_INLINE_FUNC void g_trash_stack_push (GTrashStack **stack_p, |
| gpointer data_p); |
| G_INLINE_FUNC gpointer g_trash_stack_pop (GTrashStack **stack_p); |
| G_INLINE_FUNC gpointer g_trash_stack_peek (GTrashStack **stack_p); |
| G_INLINE_FUNC guint g_trash_stack_height (GTrashStack **stack_p); |
| |
| #if defined (G_CAN_INLINE) || defined (__G_TRASH_STACK_C__) |
| |
| G_INLINE_FUNC void |
| g_trash_stack_push (GTrashStack **stack_p, |
| gpointer data_p) |
| { |
| GTrashStack *data = (GTrashStack *) data_p; |
| |
| data->next = *stack_p; |
| *stack_p = data; |
| } |
| G_INLINE_FUNC gpointer |
| g_trash_stack_pop (GTrashStack **stack_p) |
| { |
| GTrashStack *data; |
| |
| data = *stack_p; |
| if (data) |
| { |
| *stack_p = data->next; |
| /* NULLify private pointer here, most platforms store NULL as |
| * subsequent 0 bytes |
| */ |
| data->next = NULL; |
| } |
| |
| return data; |
| } |
| G_INLINE_FUNC gpointer |
| g_trash_stack_peek (GTrashStack **stack_p) |
| { |
| GTrashStack *data; |
| |
| data = *stack_p; |
| |
| return data; |
| } |
| G_INLINE_FUNC guint |
| g_trash_stack_height (GTrashStack **stack_p) |
| { |
| GTrashStack *data; |
| guint i = 0; |
| |
| for (data = *stack_p; data; data = data->next) |
| i++; |
| |
| return i; |
| } |
| |
| #endif /* G_CAN_INLINE || __G_TRASH_STACK_C__ */ |
| |
| G_END_DECLS |
| |
| #endif /* __G_UTILS_H__ */ |