2 * Copyright (c) 1995 - 2000 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * 3. Neither the name of the Institute nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
39 #include <sys/types.h>
41 #include <sys/param.h>
58 #if !defined(NGROUPS) && defined(NGROUPS_MAX)
59 #define NGROUPS NGROUPS_MAX
63 print_groups (int ngroups
, gid_t groups
[NGROUPS
])
68 for (i
= 0; i
< ngroups
; ++i
)
69 printf ("%d%s", groups
[i
], (i
< ngroups
- 1) ? ", " : "");
74 main(int argc
, char **argv
)
77 gid_t groups
[NGROUPS
];
82 setprogname (argv
[0]);
85 errx (1, "Usage: %s", argv
[0]);
90 ngroups
= getgroups (NGROUPS
, groups
);
92 err (1, "getgroups %d", NGROUPS
);
95 printf ("in parent ");
96 print_groups (ngroups
, groups
);
104 ngroups
= getgroups (NGROUPS
, groups
);
106 err (1, "getgroups %d", NGROUPS
);
107 printf ("in child ");
108 print_groups (ngroups
, groups
);
113 while(waitpid (pid
, &status
, WNOHANG
| WUNTRACED
) != pid
)
117 ngroups
= getgroups (NGROUPS
, groups
);
119 err (1, "getgroups %d", NGROUPS
);
120 printf ("in parent ");
121 print_groups (ngroups
, groups
);
122 if (groups
[1] == pag1
&& groups
[2] == pag2
)
129 #else /* !KERBEROS */
132 main (int argc
, char **argv
)
134 setprogname (argv
[0]);
139 #endif /* !KERBEROS */