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/* Copyright (C) 1996 Free Software Foundation, Inc.
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., 675 Mass Ave,
Cambridge, MA 02139, USA. */
#include <shadow.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define MAX(a, b) ((a) > (b) ? (a) : (b))
/* Read one shadow entry from the given stream. */
struct spwd *
sgetspent (const char *string)
{
static struct spwd resbuf;
static int max_size = 0;
static char *buffer = NULL;
struct spwd *result;
int len;
len = strlen (string) + 1;
if (len > max_size)
{
max_size = MAX (128, len + 32);
buffer = realloc (buffer, max_size);
if (buffer == NULL)
return NULL;
}
return __sgetspent_r (string, &resbuf, buffer, max_size, &result)
? NULL : result;
}
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