ocaml/otherlibs/win32unix/winlist.c

81 lines
1.7 KiB
C

/***********************************************************************/
/* */
/* OCaml */
/* */
/* Contributed by Sylvain Le Gall for Lexifi */
/* */
/* Copyright 2008 Institut National de Recherche en Informatique et */
/* en Automatique. All rights reserved. This file is distributed */
/* under the terms of the GNU Library General Public License, with */
/* the special exception on linking described in file ../../LICENSE. */
/* */
/***********************************************************************/
/* $Id$ */
/* Basic list function in C. */
#include "winlist.h"
#include <windows.h>
void list_init (LPLIST lst)
{
lst->lpNext = NULL;
}
void list_cleanup (LPLIST lst)
{
lst->lpNext = NULL;
}
void list_next_set (LPLIST lst, LPLIST next)
{
lst->lpNext = next;
}
LPLIST list_next (LPLIST lst)
{
return lst->lpNext;
}
int list_length (LPLIST lst)
{
int length = 0;
LPLIST iter = lst;
while (iter != NULL)
{
length++;
iter = list_next(iter);
};
return length;
}
LPLIST list_concat (LPLIST lsta, LPLIST lstb)
{
LPLIST res = NULL;
LPLIST iter = NULL;
LPLIST iterPrev = NULL;
if (lsta == NULL)
{
res = lstb;
}
else if (lstb == NULL)
{
res = lsta;
}
else
{
res = lsta;
iter = lsta;
while (iter != NULL)
{
iterPrev = iter;
iter = list_next(iter);
};
iterPrev->lpNext = lstb;
};
return res;
}