blob: 123221487ce68907f4e705e54537cb2f66de0fea [file] [log] [blame]
/*
*
* Copyright (c) International Business Machines Corp., 2001
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/*
* NAME
* setsid01.c
*
* DESCRIPTION
* Test to check the error and trivial conditions in setsid system call
*
* USAGE
* setsid01
*
* RESTRICTIONS
* This test doesn't follow good LTP format - PLEASE FIX!
*/
#include <wait.h>
#include <limits.h>
#include <signal.h>
#include <errno.h>
#include <unistd.h>
#include <sys/param.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "test.h"
#include "usctest.h"
#define INVAL_FLAG -1
#define USER2 301
#define INVAL_MAXGRP NGROUPS_MAX + 1
#define INVAL_USER 999999
#define INVAL_PID 999999
char *TCID = "setsid01";
int TST_TOTAL = 1;
extern int Tst_count;
#ifdef UCLINUX
static char *argv0;
#endif
void do_child_1(void);
void do_child_2(void);
void setup(void);
void cleanup(void);
int main(int ac, char **av)
{
int pid;
int fail = 0;
int ret, status;
int exno = 0;
int lc; /* loop counter */
char *msg; /* message returned from parse_opts */
/* parse standard options */
if ((msg = parse_opts(ac, av, NULL, NULL)) != NULL) {
tst_brkm(TBROK, NULL, "OPTION PARSING ERROR - %s", msg);
/*NOTREACHED*/}
#ifdef UCLINUX
argv0 = av[0];
maybe_run_child(&do_child_1, "n", 1);
maybe_run_child(&do_child_2, "n", 2);
#endif
/*
* perform global setup for the test
*/
setup();
/* check looping state if -i option is given */
for (lc = 0; TEST_LOOPING(lc); lc++) {
/* reset Tst_count in case we are looping */
Tst_count = 0;
/*
* When the process group having forked of a child
* and then it attached itself to another process
* group and tries to setsid
*/
pid = FORK_OR_VFORK();
if (pid == 0) {
if ((pid = FORK_OR_VFORK()) == -1) {
tst_resm(TFAIL, "Fork failed");
tst_exit();
}
if (pid == 0) {
#ifdef UCLINUX
if (self_exec(argv0, "n", 1) < 0) {
tst_resm(TFAIL, "self_exec failed");
tst_exit();
}
#else
do_child_1();
#endif
} else {
if (setpgid(0, 0) < 0) {
tst_resm(TFAIL,
"setpgid(parent) failed: %s",
strerror(errno));
fail = 1;
}
if ((ret = wait(&status)) > 0) {
if (status != 0) {
tst_resm(TFAIL,
"Test {%d} exited "
"status 0x%0x (wanted 0x0)",
ret, status);
fail = 1;
}
}
}
exit(0);
} else {
if ((ret = wait(&status)) > 0) {
if (status != 0) {
tst_resm(TFAIL, "Test {%d} exited "
"status 0x%0x (wanted 0x0)",
ret, status);
fail = 1;
}
}
}
if (!(fail || exno)) {
tst_resm(TPASS, "all misc tests passed");
}
}
cleanup();
/*NOTREACHED*/ return 0;
}
/*
* do_child_1()
*/
void do_child_1()
{
int exno = 0;
int retval, ret, status;
int pid;
sleep(1);
if (setpgid(0, 0) < 0) {
tst_resm(TFAIL, "setpgid(0,0) failed: %s", strerror(errno));
exno = 1;
}
if ((pid = FORK_OR_VFORK()) == -1) {
tst_resm(TFAIL, "Fork failed");
tst_exit();
}
if (pid == 0) {
#ifdef UCLINUX
if (self_exec(argv0, "n", 2) < 0) {
tst_resm(TFAIL, "self_exec failed");
tst_exit();
}
#else
do_child_2();
#endif
} else {
retval = setpgid(0, getppid());
if (retval < 0) {
tst_resm(TFAIL, "setpgid failed, errno :%d", errno);
exno = 2;
}
retval = setsid();
if (errno == EPERM) {
tst_resm(TPASS, "setsid SUCCESS to set "
"errno to EPERM");
} else {
tst_resm(TFAIL, "setsid failed, expected %d,"
"return %d", -1, errno);
exno = 3;
}
kill(pid, SIGKILL);
if ((ret = wait(&status)) > 0) {
if (status != 9) {
tst_resm(TFAIL,
"Test {%d} exited status 0x%-x (wanted 0x9)",
ret, status);
exno = 4;
}
}
}
exit(exno);
}
/*
* do_child_2()
*/
void do_child_2()
{
for (;;) ;
}
/*
* setup() - performs all ONE TIME setup for this test
*/
void setup(void)
{
/* capture signals */
tst_sig(FORK, DEF_HANDLER, cleanup);
umask(0);
/* Pause if that option was specified */
TEST_PAUSE;
}
/*
* cleanup() - performs all the ONE TIME cleanup for this test at completion
* or premature exit
*/
void cleanup(void)
{
/*
* print timing status if that option was specified
* print errno log if that option was specified
*/
TEST_CLEANUP;
/* exit with return code appropriate for results */
tst_exit();
}