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55 lines
1.6 KiB
C
55 lines
1.6 KiB
C
/* Copyright (C) 1991-2014 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, see
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<http://www.gnu.org/licenses/>. */
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#include <errno.h>
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#include <stdio.h>
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#include <pwd.h>
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#define _S(x) x ?: ""
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/* Write an entry to the given stream.
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This must know the format of the password file. */
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int
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putpwent (p, stream)
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const struct passwd *p;
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FILE *stream;
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{
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if (p == NULL || stream == NULL)
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{
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__set_errno (EINVAL);
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return -1;
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}
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if (p->pw_name[0] == '+' || p->pw_name[0] == '-')
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{
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if (fprintf (stream, "%s:%s:::%s:%s:%s\n",
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p->pw_name, _S (p->pw_passwd),
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_S (p->pw_gecos), _S (p->pw_dir), _S (p->pw_shell)) < 0)
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return -1;
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}
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else
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{
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if (fprintf (stream, "%s:%s:%lu:%lu:%s:%s:%s\n",
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p->pw_name, _S (p->pw_passwd),
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(unsigned long int) p->pw_uid,
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(unsigned long int) p->pw_gid,
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_S (p->pw_gecos), _S (p->pw_dir), _S (p->pw_shell)) < 0)
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return -1;
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}
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return 0;
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}
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