glibc/shadow/putspent.c

/* Copyright (C) 1991, 1992, 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 <errno.h>
#include <stdio.h>
#include <shadow.h>


/* Write an entry to the given stream.
   This must know the format of the password file.  */
int
putspent (const struct spwd *p, FILE *stream)
{
  int errors = 0;

  if (fprintf (stream, "%s:%s:", p->sp_namp, p->sp_pwdp) < 0)
    ++errors;

  if ((p->sp_lstchg != (time_t) -1
       && fprintf (stream, "%ld:", p->sp_lstchg) < 0)
      || (p->sp_lstchg == (time_t) -1
	  && putc (':', stream) == EOF))
    ++errors;

  if ((p->sp_min != (time_t) -1
       && fprintf (stream, "%ld:", p->sp_min) < 0)
      || (p->sp_min == (time_t) -1
	  && putc (':', stream) == EOF))
    ++errors;

  if ((p->sp_max != (time_t) -1
       && fprintf (stream, "%ld:", p->sp_max) < 0)
      || (p->sp_max == (time_t) -1
	  && putc (':', stream) == EOF))
    ++errors;

  if ((p->sp_warn != (time_t) -1
       && fprintf (stream, "%ld:", p->sp_warn) < 0)
      || (p->sp_warn == (time_t) -1
	  && putc (':', stream) == EOF))
    ++errors;

  if ((p->sp_inact != (time_t) -1
       && fprintf (stream, "%ld:", p->sp_inact) < 0)
      || (p->sp_inact == (time_t) -1
	  && putc (':', stream) == EOF))
    ++errors;

  if ((p->sp_expire != (time_t) -1
       && fprintf (stream, "%ld:", p->sp_expire) < 0)
      || (p->sp_expire == (time_t) -1
	  && putc (':', stream) == EOF))
    ++errors;

  if ((p->sp_flag != ~0ul
       && fprintf (stream, "%ld:", p->sp_flag) < 0)
      || (p->sp_flag == ~0ul
	  && putc (':', stream) == EOF))
    ++errors;

  if (putc ('\n', stream) == EOF)
    ++errors;

  return errors ? -1 : 0;
}