unplugged-system/external/ltp/testcases/kernel/syscalls/getsid/getsid01.c

51 lines
903 B
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) International Business Machines Corp., 2001
* 07/2001 Ported by Wayne Boyer
* Copyright (c) 2022 SUSE LLC Avinesh Kumar <avinesh.kumar@suse.com>
*/
/*\
* [Description]
*
* Verify that session IDs returned by getsid() (with argument pid=0)
* are same in parent and child process.
*/
#include "tst_test.h"
static pid_t p_sid;
static void run(void)
{
pid_t pid, c_sid;
TEST(getsid(0));
if (TST_RET == -1) {
tst_res(TFAIL | TTERRNO, "getsid(0) failed in parent");
return;
}
p_sid = TST_RET;
pid = SAFE_FORK();
if (pid == 0) {
TEST(getsid(0));
if (TST_RET == -1) {
tst_res(TFAIL | TTERRNO, "getsid(0) failed in child");
return;
}
c_sid = TST_RET;
TST_EXP_EQ_LI(p_sid, c_sid);
} else {
SAFE_WAITPID(pid, NULL, 0);
}
}
static struct tst_test test = {
.test_all = run,
.forks_child = 1
};