putpwent.c

来自「一个C源代码分析器」· C语言 代码 · 共 44 行

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


/* Write an entry to the given stream.
   This must know the format of the password file.  */
int
DEFUN(putpwent, (p, stream), register CONST struct passwd *p AND FILE *stream)
{
  if (p == NULL || stream == NULL)
    {
      errno = EINVAL;
      return -1;
    }

  if (fprintf (stream, "%s:%s:%u:%u:%s:%s:%s\n",
	       p->pw_name, p->pw_passwd,
	       p->pw_uid, p->pw_gid,
	       p->pw_gecos, p->pw_dir, p->pw_shell) < 0)
    return(-1);

  return(0);
}