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05f42cc0e2
1999-03-17 Jeff Garzik <jgarzik@pobox.com>
* gstack.c, gqueue.c:
Add copyright, clean up code a bit.
75 lines
1.4 KiB
C
75 lines
1.4 KiB
C
/* GLIB - Library of useful routines for C programming
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* Copyright (C) 1999 Free Software Foundation, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <glib.h>
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GStack *
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g_stack_new (void)
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{
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GStack *s;
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s = g_new (GStack, 1);
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if (!s)
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return NULL;
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s->list = NULL;
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return s;
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}
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void
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g_stack_free (GStack *stack)
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{
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if (stack)
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{
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if (stack->list)
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g_list_free (stack->list);
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g_free (stack);
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}
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}
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gpointer
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g_stack_pop (GStack *stack)
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{
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gpointer data = NULL;
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if ((stack) && (stack->list))
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{
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GList *node = stack->list;
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stack->list = stack->list->next;
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data = node->data;
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g_list_free_1 (node);
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}
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return data;
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}
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