diff options
Diffstat (limited to 'testcases/kernel/syscalls/getpgid/getpgid01.c')
| -rw-r--r-- | testcases/kernel/syscalls/getpgid/getpgid01.c | 160 |
1 files changed, 36 insertions, 124 deletions
diff --git a/testcases/kernel/syscalls/getpgid/getpgid01.c b/testcases/kernel/syscalls/getpgid/getpgid01.c index 060486e7e..4c614e0b9 100644 --- a/testcases/kernel/syscalls/getpgid/getpgid01.c +++ b/testcases/kernel/syscalls/getpgid/getpgid01.c @@ -1,145 +1,57 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * - * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * Copyright (c) International Business Machines Corp., 2001 + * 07/2001 Ported by Wayne Boyer + * Copyright (c) 2023 SUSE LLC Avinesh Kumar <avinesh.kumar@suse.com> */ -/* - * NAME - * getpgid01.c - * - * DESCRIPTION - * Testcase to check the basic functionality of getpgid(). - * - * ALGORITHM - * block1: Does getpgid(0), and checks for error. - * block2: Does getpgid(getpid()) and checks for error. - * block3: Does getpgid(getppid()) and checks for error. - * block4: Verifies that getpgid(getpgid(0)) == getpgid(0). - * block5: Does getpgid(1) and checks for error. +/*\ + * [Description] * - * USAGE - * getpgid01 - * - * HISTORY - * 07/2001 Ported by Wayne Boyer - * - * RESTRICTIONS - * Expects that there are no EPERM limitations on getting the - * process group ID from proc 1 (init). + * Verify the basic functionality of getpgid(2) syscall. */ -#define _GNU_SOURCE 1 - -#include <errno.h> -#include <unistd.h> -#include <stdarg.h> -#include <sys/wait.h> -#include <sys/types.h> -#include "test.h" -void setup(void); -void cleanup(void); +#include "tst_test.h" -char *TCID = "getpgid01"; -int TST_TOTAL = 1; - -int main(int ac, char **av) +static int get_init_pgid(void) { - int lc; - - register int pgid_0, pgid_1; - register int my_pid, my_ppid; - int ex_stat; - - tst_parse_opts(ac, av, NULL, NULL); + int pgid; - setup(); - - for (lc = 0; TEST_LOOPING(lc); lc++) { - tst_count = 0; - - if ((pgid_0 = FORK_OR_VFORK()) == -1) - tst_brkm(TBROK, cleanup, "fork failed"); - if (pgid_0 > 0) { - while ((pgid_0 = wait(&ex_stat)) != -1) ; - - if (WEXITSTATUS(ex_stat) == 0) - tst_resm(TPASS, "%s PASSED", TCID); - else - tst_resm(TFAIL, "%s FAILED", TCID); - - exit(0); - } + SAFE_FILE_SCANF("/proc/1/stat", "%*d %*s %*c %*d %d", &pgid); + return pgid; +} - if ((pgid_0 = getpgid(0)) == -1) - tst_resm(TFAIL | TERRNO, "getpgid(0) failed"); - else - tst_resm(TPASS, "getpgid(0) PASSED"); +static void run(void) +{ + pid_t pid_1, child_pid, pgid; -//block2: - my_pid = getpid(); - if ((pgid_1 = getpgid(my_pid)) == -1) - tst_resm(TFAIL | TERRNO, "getpgid(%d) failed", my_pid); + pgid = getpgid(0); + tst_res(TINFO, "getpgid(0) in parent = %d", pgid); - if (pgid_0 != pgid_1) { - tst_resm(TFAIL, "getpgid(my_pid=%d) != getpgid(0) " - "[%d != %d]", my_pid, pgid_1, pgid_0); - } else - tst_resm(TPASS, "getpgid(getpid()) PASSED"); + pid_1 = SAFE_FORK(); + if (!pid_1) { + child_pid = getpid(); -//block3: - my_ppid = getppid(); - if ((pgid_1 = getpgid(my_ppid)) == -1) - tst_resm(TFAIL | TERRNO, "getpgid(%d) failed", my_ppid); + tst_res(TINFO, "getpid() in child = %d", child_pid); + tst_res(TINFO, "Running getpgid() in child"); - if (pgid_0 != pgid_1) { - tst_resm(TFAIL, "getpgid(%d) != getpgid(0) [%d != %d]", - my_ppid, pgid_1, pgid_0); - } else - tst_resm(TPASS, "getpgid(getppid()) PASSED"); + TST_EXP_PID(getpgid(0)); + TST_EXP_EQ_LI(TST_RET, pgid); -//block4: - if ((pgid_1 = getpgid(pgid_0)) < 0) - tst_resm(TFAIL | TERRNO, "getpgid(%d) failed", pgid_0); + TST_EXP_PID(getpgid(child_pid), "getpgid(%d)", child_pid); + TST_EXP_EQ_LI(TST_RET, pgid); - if (pgid_0 != pgid_1) { - tst_resm(TFAIL, "getpgid(%d) != getpgid(0) [%d != %d]", - pgid_0, pgid_1, pgid_0); - } else - tst_resm(TPASS, "getpgid(%d) PASSED", pgid_0); + TST_EXP_PID(getpgid(pgid), "getpgid(%d)", pgid); + TST_EXP_EQ_LI(TST_RET, pgid); -//block5: - if (getpgid(1) < 0) - tst_resm(TFAIL | TERRNO, "getpgid(1) failed"); - else - tst_resm(TPASS, "getpgid(1) PASSED"); + TST_EXP_PID(getpgid(1)); + TST_EXP_EQ_LI(TST_RET, get_init_pgid()); } - cleanup(); - tst_exit(); + tst_reap_children(); } -void setup(void) -{ - - tst_sig(FORK, DEF_HANDLER, cleanup); - - TEST_PAUSE; -} - -void cleanup(void) -{ -} +static struct tst_test test = { + .test_all = run, + .forks_child = 1 +}; |