80 lines
1.8 KiB
C
80 lines
1.8 KiB
C
/*
|
|
* This file is part of the MLV Library.
|
|
*
|
|
* Copyright (C) 2012 Adrien Boussicault, Marc Zipstein
|
|
*
|
|
*
|
|
* This Library 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.
|
|
*
|
|
* 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 General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this Library. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include "list.h"
|
|
#include "memory_management.h"
|
|
|
|
MLV_List* MLV_prepend_list( MLV_List* list, void* data ){
|
|
MLV_List* result = MLV_MALLOC( 1, MLV_List );
|
|
if( list ){
|
|
list->previous = result;
|
|
}
|
|
result->previous = NULL;
|
|
result->next = list;
|
|
result->data = data;
|
|
return result;
|
|
}
|
|
|
|
void MLV_free_list( MLV_List* list ){
|
|
if( list ){
|
|
MLV_free_list( list->next );
|
|
MLV_FREE( list, MLV_List );
|
|
}
|
|
}
|
|
|
|
void MLV_foreach_list(
|
|
MLV_List* list,
|
|
void (* function )( void* data, void* user_data ),
|
|
void* user_data
|
|
){
|
|
while( list ){
|
|
function( list->data, user_data );
|
|
list = list->next;
|
|
}
|
|
}
|
|
|
|
MLV_List* MLV_find_list( MLV_List* list, void* data ){
|
|
while( list ){
|
|
if( list->data == data ){
|
|
break;
|
|
}
|
|
list = list->next;
|
|
}
|
|
return list;
|
|
}
|
|
|
|
MLV_List* MLV_remove_list( MLV_List* list, void* data ){
|
|
MLV_List* result;
|
|
MLV_List* elem = MLV_find_list( list, data );
|
|
if( elem->previous ){
|
|
elem->previous->next = elem->next;
|
|
}
|
|
if( elem->next ){
|
|
elem->next->previous = elem->previous;
|
|
}
|
|
if( elem==list ){
|
|
result = elem->next;
|
|
}else{
|
|
result = list;
|
|
}
|
|
return result;
|
|
}
|
|
|