1: /* Copyright (C) 1996, 1997, 2002, 2004 Free Software Foundation, Inc.
    2:    This file is part of the GNU C Library.
    3:    Contributed by Ulrich Drepper <drepper@cygnus.com>
    4:    and Paul Janzen <pcj@primenet.com>, 1996.
    5: 
    6:    The GNU C Library is free software; you can redistribute it and/or
    7:    modify it under the terms of the GNU Lesser General Public
    8:    License as published by the Free Software Foundation; either
    9:    version 2.1 of the License, or (at your option) any later version.
   10: 
   11:    The GNU C Library is distributed in the hope that it will be useful,
   12:    but WITHOUT ANY WARRANTY; without even the implied warranty of
   13:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   14:    Lesser General Public License for more details.
   15: 
   16:    You should have received a copy of the GNU Lesser General Public
   17:    License along with the GNU C Library; if not, write to the Free
   18:    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   19:    02111-1307 USA.  */
   20: 
   21: #include <errno.h>
   22: #include <bits/libc-lock.h>
   23: #include <utmp.h>
   24: 
   25: #include "utmp-private.h"
   26: 
   27: 
   28: /* We have to use the lock in getutent_r.c.  */
   29: __libc_lock_define (extern, __libc_utmp_lock attribute_hidden)
   30: 
   31: 
   32: int
   33: __getutline_r (const struct utmp *line, struct utmp *buffer,
   34:                struct utmp **result)
   35: {
   36:   int retval;
   37: 
   38:   __libc_lock_lock (__libc_utmp_lock);
   39: 
   40:   retval = (*__libc_utmp_jump_table->getutline_r) (line, buffer, result);
   41: 
   42:   __libc_lock_unlock (__libc_utmp_lock);
   43: 
   44:   return retval;
   45: }
   46: weak_alias (__getutline_r, getutline_r)