shadow/putspent.c

   1 /* Copyright (C) 1991, 1992, 1996 Free Software Foundation, Inc.
   2 This file is part of the GNU C Library.
   3
   4 The GNU C Library is free software; you can redistribute it and/or
   5 modify it under the terms of the GNU Library General Public License as
   6 published by the Free Software Foundation; either version 2 of the
   7 License, or (at your option) any later version.
   8
   9 The GNU C Library is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12 Library General Public License for more details.
  13
  14 You should have received a copy of the GNU Library General Public
  15 License along with the GNU C Library; see the file COPYING.LIB.  If
  16 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
  17 Cambridge, MA 02139, USA.  */
  18
  19 #include <stdio.h>
  20 #include <shadow.h>
  21
  22
  23 /* Write an entry to the given stream.
  24    This must know the format of the password file.  */
  25 int
  26 putspent (const struct spwd *p, FILE *stream)
  27 {
  28   int errors = 0;
  29
  30   if (fprintf (stream, "%s:%s:", p->sp_namp, p->sp_pwdp) < 0)
  31     ++errors;
  32
  33   if ((p->sp_lstchg != (long int) -1
  34        && fprintf (stream, "%ld:", p->sp_lstchg) < 0)
  35       || (p->sp_lstchg == (long int) -1
  36           && putc (':', stream) == EOF))
  37     ++errors;
  38
  39   if ((p->sp_min != (long int) -1
  40        && fprintf (stream, "%ld:", p->sp_min) < 0)
  41       || (p->sp_min == (long int) -1
  42           && putc (':', stream) == EOF))
  43     ++errors;
  44
  45   if ((p->sp_max != (long int) -1
  46        && fprintf (stream, "%ld:", p->sp_max) < 0)
  47       || (p->sp_max == (long int) -1
  48           && putc (':', stream) == EOF))
  49     ++errors;
  50
  51   if ((p->sp_warn != (long int) -1
  52        && fprintf (stream, "%ld:", p->sp_warn) < 0)
  53       || (p->sp_warn == (long int) -1
  54           && putc (':', stream) == EOF))
  55     ++errors;
  56
  57   if ((p->sp_inact != (long int) -1
  58        && fprintf (stream, "%ld:", p->sp_inact) < 0)
  59       || (p->sp_inact == (long int) -1
  60           && putc (':', stream) == EOF))
  61     ++errors;
  62
  63   if ((p->sp_expire != (long int) -1
  64        && fprintf (stream, "%ld:", p->sp_expire) < 0)
  65       || (p->sp_expire == (long int) -1
  66           && putc (':', stream) == EOF))
  67     ++errors;
  68
  69   if ((p->sp_flag != ~0ul
  70        && fprintf (stream, "%ld:", p->sp_flag) < 0)
  71       || (p->sp_flag == ~0ul
  72           && putc (':', stream) == EOF))
  73     ++errors;
  74
  75   if (putc ('\n', stream) == EOF)
  76     ++errors;
  77
  78   return errors ? -1 : 0;
  79 }