grub/kern/list.c
bean 7e9ca17ace 2009-03-04 Bean <bean123ch@gmail.com>
* configure.ac: Only test -mcmodel=large option in x86_64-efi, also add
	another option -mno-red-zone.

	* commands/handler.c: Change module description.

	* kern/handler.c: Add missing space at the end of description line.

	* kern/list.c: Likewise.
2009-03-04 05:56:31 +00:00

84 lines
1.8 KiB
C

/* list.c - grub list function */
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2009 Free Software Foundation, Inc.
*
* GRUB is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GRUB 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
*/
#include <grub/list.h>
#include <grub/misc.h>
void
grub_list_push (grub_list_t *head, grub_list_t item)
{
item->next = *head;
*head = item;
}
void *
grub_list_pop (grub_list_t *head)
{
grub_list_t item;
item = *head;
if (item)
*head = item->next;
return item;
}
void
grub_list_remove (grub_list_t *head, grub_list_t item)
{
grub_list_t *p, q;
for (p = head, q = *p; q; p = &(q->next), q = q->next)
if (q == item)
{
*p = q->next;
break;
}
}
void
grub_list_iterate (grub_list_t head, grub_list_hook_t hook)
{
grub_list_t p;
for (p = head; p; p = p->next)
if (hook (p))
break;
}
void *
grub_named_list_find (grub_named_list_t head, const char *name)
{
grub_named_list_t result = 0;
auto int list_find (grub_named_list_t item);
int list_find (grub_named_list_t item)
{
if (! grub_strcmp (item->name, name))
{
result = item;
return 1;
}
return 0;
}
grub_list_iterate (GRUB_AS_LIST (head), (grub_list_hook_t) list_find);
return result;
}