libc

/* $Id$ */
/* Copyright (c) 2013-2018 Pierre Pronchery <khorben@defora.org> */
/* This file is part of DeforaOS System libc */
/* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <pwd.h>
/* getpwent */
static int _getpwent(char const * progname)
{
struct passwd * pw;
setpwent();
printf("%s: Testing getpwent()\n", progname);
while((pw = getpwent()) != NULL)
printf("%s: %s (%u:%u) %s\n", progname, pw->pw_name, pw->pw_uid,
pw->pw_gid, pw->pw_shell);
endpwent();
return 0;
}
/* getpwnam */
static int _getpwnam(char const * progname)
{
struct passwd * pw;
printf("%s: Testing getpwnam()\n", progname);
if((pw = getpwnam("root")) == NULL)
{
fprintf(stderr, "%s: %s: %s\n", progname, "getpwnam",
strerror(errno));
return 2;
}
printf("%s: %s:%s:%u:%u:%s:%s:%s\n", progname, pw->pw_name, "*",
pw->pw_uid, pw->pw_gid, pw->pw_gecos, pw->pw_dir,
pw->pw_shell);
if(pw->pw_uid != 0)
return 4;
return 0;
}
/* main */
int main(int argc, char * argv[])
{
int res;
(void) argc;
res = _getpwnam(argv[0]);
res |= _getpwent(argv[0]);
return res;
}