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41bdb6e20c
2001-07-06 Paul Eggert <eggert@twinsun.com> * manual/argp.texi: Remove ignored LGPL copyright notice; it's not appropriate for documentation anyway. * manual/libc-texinfo.sh: "Library General Public License" -> "Lesser General Public License". 2001-07-06 Andreas Jaeger <aj@suse.de> * All files under GPL/LGPL version 2: Place under LGPL version 2.1.
63 lines
1.7 KiB
C
63 lines
1.7 KiB
C
/* Copyright (C) 1996, 1997, 2000 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <errno.h>
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#include <netdb.h>
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#include <stdlib.h>
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#include <bits/libc-lock.h>
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/* Statis buffer for return value. We allocate it when needed. */
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static char *buffer;
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/* All three strings should fit in a block of 1kB size. */
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#define BUFSIZE 1024
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static void
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allocate (void)
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{
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buffer = (char *) malloc (BUFSIZE);
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}
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int
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getnetgrent (char **hostp, char **userp, char **domainp)
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{
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__libc_once_define (static, once);
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__libc_once (once, allocate);
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if (buffer == NULL)
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{
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__set_errno (ENOMEM);
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return -1;
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}
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return __getnetgrent_r (hostp, userp, domainp, buffer, BUFSIZE);
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}
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/* Make sure the memory is freed if the programs ends while in
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memory-debugging mode and something actually was allocated. */
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static void
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__attribute__ ((unused))
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free_mem (void)
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{
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free (buffer);
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}
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text_set_element (__libc_subfreeres, free_mem);
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