home *** CD-ROM | disk | FTP | other *** search
- /* 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>
-
-
- /* Re-construct the password-file line for the given uid
- in the given buffer. This knows the format that the caller
- will expect, but this need not be the format of the password file. */
- int
- DEFUN(getpw, (uid, buf), __uid_t uid AND register char *buf)
- {
- register struct passwd *p;
-
- if (buf == NULL)
- {
- errno = EINVAL;
- return -1;
- }
-
- p = getpwuid (uid);
- if (p == NULL)
- return -1;
-
- if (sprintf (buf, "%s:%s:%u:%u:%s:%s:%s", 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;
- }
-