thodg/patchwork13/pw13/list.h

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• Hash : 94046104
  Author : Thomas de Grivel
  Date : 2020-02-24T15:19:27
  

  import from branch patchwork13-0.1 on SourceForge.net

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• pw13/list.h

• /*
  
    This is part of Patchwork13! the real-time data synthesis toolkit.
    http://patchwork13.sourceforge.net/
  
    pw13 - the patchwork13 core library
    Copyright (C) 2005 Thomas de Grivel <billitch@yahoo.fr>
  
    This program 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 2
    of the License, or (at your option) any later version.
  
    This program 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 program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  
  *
  
    list.h  -  simple linked list and operators
  
  */
  #ifndef PW13_LIST_H_INCLUDED
  #define PW13_LIST_H_INCLUDED
  
  #include "dll.h"
  #include "error.h"
  #include "types.h"
  
  
  struct		Pw13_List {
    void		*elem;
    Pw13_List	*suiv;
  };
  
  
  /** Allocate and initialize a new list */
  PW13_EXTERN
  Pw13_List * pw13_list (void *E, Pw13_List *L);
  
  
  /** Insert an element at the beginning of the list */
  PW13_EXTERN
  int pw13_list_insert_head (Pw13_List **L, void *E);
  
  /** Insert an element at the end of the list (slow) */
  PW13_EXTERN
  int pw13_list_insert_tail (Pw13_List **L, void *E);
  
  /** Insert an element in a sorted list */
  PW13_EXTERN
  int pw13_list_insert_sorted (Pw13_List **L, void *E,
  			     int (*compare) (void*,void*));
  
  
  /** Find the list beginning with an element */
  PW13_EXTERN
  Pw13_List * pw13_list_find (Pw13_List *L, void *E);
  
  /** Find the link to the list beginning with an element */
  PW13_EXTERN
  Pw13_List ** pw13_list_find_p (Pw13_List **L, void *E);
  
  
  /** Remove the first element of the list */
  PW13_EXTERN
  Pw13_Result pw13_list_remove_first (Pw13_List **L);
  
  /** Remove the first occurence of an element in the list */
  PW13_EXTERN
  Pw13_Result pw13_list_remove_one (Pw13_List **L, void *E);
  
  /** Remove all the occurences of an element in the list */
  PW13_EXTERN
  int pw13_list_remove_all (Pw13_List **L, void *E);
  
  
  /** Push (insert) an element at the beginning of the list */
  PW13_EXTERN
  int pw13_list_push (Pw13_List **L, void *E);
  
  /** Returns the first element after having removed it. */
  PW13_EXTERN
  void * pw13_list_pop (Pw13_List **L);
  
  
  /** Free all nodes of a list (without freeing elements !) */
  PW13_EXTERN
  void pw13_list_free (Pw13_List *L);
  
  /** Free all nodes calling a destructor for each element */
  PW13_EXTERN
  void pw13_list_destroy (Pw13_List *L, void (*destructor) (void*));
  
  
  /** Returns the number of nodes in a list */
  PW13_EXTERN
  int pw13_list_length (Pw13_List *L);
  
  
  #endif
  /* ndef PW13_LIST_H_INCLUDED */
  

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