glibc/misc/hsearch.c

/* Copyright (C) 1993, 1995, 1996, 1997 Free Software Foundation, Inc.
   Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public License as
   published by the Free Software Foundation; either version 2 of the
   License, or (at your option) any later version.

   The GNU C 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
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with the GNU C Library; see the file COPYING.LIB.  If not,
   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.  */

#include <search.h>

/* The non-reentrant version use a global space for storing the table.  */
static struct hsearch_data htab;


/* Define the non-reentrant function using the reentrant counterparts.  */
ENTRY *
hsearch (item, action)
     ENTRY item;
     ACTION action;
{
  ENTRY *result;

  (void) hsearch_r (item, action, &result, &htab);

  return result;
}


int
hcreate (nel)
     size_t nel;
{
  return hcreate_r (nel, &htab);
}


void
hdestroy ()
{
  hdestroy_r (&htab);
}

/* Make sure the table is freed if we want to free everything before
   exiting.  */
text_set_element (__libc_subfreeres, hdestroy);