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    <p><font size="4">Hi,</font></p>
    <p><font size="4">I sent this patch by accident. Please, don't
        consider it</font><br>
    </p>
    <div class="moz-cite-prefix">On 2/16/22 14:19, Andrea Cervesato
      wrote:<br>
    </div>
    <blockquote type="cite" cite="mid:20220216131900.21454-1-andrea.cervesato@suse.de">
      <pre class="moz-quote-pre" wrap="">Removed TST_CHECKPOINT_INIT and replaced it with the .needs_checkpoints
LTP test feature. Simplified source code.

Signed-off-by: Andrea Cervesato <a class="moz-txt-link-rfc2396E" href="mailto:andrea.cervesato@suse.de"><andrea.cervesato@suse.de></a>
---
In v2 we have more LTP API style test

 testcases/kernel/syscalls/setpgid/setpgid03.c | 165 ++++--------------
 .../kernel/syscalls/setpgid/setpgid03_child.c |  28 +--
 2 files changed, 42 insertions(+), 151 deletions(-)

diff --git a/testcases/kernel/syscalls/setpgid/setpgid03.c b/testcases/kernel/syscalls/setpgid/setpgid03.c
index 51e0eeb24..2ffa34088 100644
--- a/testcases/kernel/syscalls/setpgid/setpgid03.c
+++ b/testcases/kernel/syscalls/setpgid/setpgid03.c
@@ -1,24 +1,14 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Copyright (c) International Business Machines  Corp., 2001
  * Copyright (c) 2013 Oracle and/or its affiliates. All Rights Reserved.
  * Copyright (c) 2014 Cyril Hrubis <a class="moz-txt-link-rfc2396E" href="mailto:chrubis@suse.cz"><chrubis@suse.cz></a>
- *
- * 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) 2021 SUSE LLC Andrea Cervesato <a class="moz-txt-link-rfc2396E" href="mailto:andrea.cervesato@suse.com"><andrea.cervesato@suse.com></a>
  */
 
-/*
+/*\
+ * [Description]
+ *
  * Test to check the error and trivial conditions in setpgid system call
  *
  * EPERM   -  The calling process, process specified by pid and the target
@@ -28,136 +18,53 @@
  *            has performed exec()
  */
 
-#include <sys/wait.h>
-#include <limits.h>
-#include <signal.h>
-#include <errno.h>
-#include <sys/param.h>
-#include <sys/types.h>
-#include <sys/stat.h>
 #include <unistd.h>
-#include "test.h"
+#include <sys/wait.h>
+#include "tst_test.h"
 
 #define TEST_APP "setpgid03_child"
 
-char *TCID = "setpgid03";
-int TST_TOTAL = 1;
-
-static void do_child(void);
-static void setup(void);
-static void cleanup(void);
-
-int main(int ac, char **av)
+static void do_child(void)
 {
-       int child_pid;
-       int status;
-       int rval;
-       int lc;
-
-       tst_parse_opts(ac, av, NULL, NULL);
-#ifdef UCLINUX
-       maybe_run_child(&do_child, "");
-#endif
-
-       setup();
-
-       for (lc = 0; TEST_LOOPING(lc); lc++) {
-
-               tst_count = 0;
-
-               /* Child is in new session we are not alowed to change pgid */
-               if ((child_pid = FORK_OR_VFORK()) == -1)
-                       tst_brkm(TBROK, cleanup, "fork() failed");
-
-               if (child_pid == 0) {
-#ifdef UCLINUX
-                       if (self_exec(av[0], "") < 0)
-                               tst_brkm(TBROK, cleanup, "self_exec failed");
-#else
-                       do_child();
-#endif
-               }
-
-               TST_SAFE_CHECKPOINT_WAIT(cleanup, 0);
-               rval = setpgid(child_pid, getppid());
-               if (rval == -1 && errno == EPERM) {
-                       tst_resm(TPASS, "setpgid failed with EPERM");
-               } else {
-                       tst_resm(TFAIL,
-                               "retval %d, errno %d, expected errno %d",
-                               rval, errno, EPERM);
-               }
-               TST_SAFE_CHECKPOINT_WAKE(cleanup, 0);
-
-               if (wait(&status) < 0)
-                       tst_resm(TFAIL | TERRNO, "wait() for child 1 failed");
-
-               if (!(WIFEXITED(status)) || (WEXITSTATUS(status) != 0))
-                       tst_resm(TFAIL, "child 1 failed with status %d",
-                               WEXITSTATUS(status));
-
-               /* Child after exec() we are no longer allowed to set pgid */
-               if ((child_pid = FORK_OR_VFORK()) == -1)
-                       tst_resm(TFAIL, "Fork failed");
-
-               if (child_pid == 0) {
-                       if (execlp(TEST_APP, TEST_APP, NULL) < 0)
-                               perror("exec failed");
-
-                       exit(127);
-               }
-
-               TST_SAFE_CHECKPOINT_WAIT(cleanup, 0);
-               rval = setpgid(child_pid, getppid());
-               if (rval == -1 && errno == EACCES) {
-                       tst_resm(TPASS, "setpgid failed with EACCES");
-               } else {
-                       tst_resm(TFAIL,
-                               "retval %d, errno %d, expected errno %d",
-                               rval, errno, EACCES);
-               }
-               TST_SAFE_CHECKPOINT_WAKE(cleanup, 0);
-
-               if (wait(&status) < 0)
-                       tst_resm(TFAIL | TERRNO, "wait() for child 2 failed");
-
-               if (!(WIFEXITED(status)) || (WEXITSTATUS(status) != 0))
-                       tst_resm(TFAIL, "child 2 failed with status %d",
-                               WEXITSTATUS(status));
-       }
-
-       cleanup();
-       tst_exit();
+       SAFE_SETSID();
+       TST_CHECKPOINT_WAKE_AND_WAIT(0);
 }
 
-static void do_child(void)
+static void run(void)
 {
-       if (setsid() < 0) {
-               printf("CHILD: setsid() failed, errno: %d\n", errno);
-               exit(2);
+       pid_t child_pid;
+       int status;
+
+       child_pid = SAFE_FORK();
+       if (!child_pid) {
+               do_child();
+               return;
        }
 
-       TST_SAFE_CHECKPOINT_WAKE(NULL, 0);
+       TST_CHECKPOINT_WAIT(0);
 
-       TST_SAFE_CHECKPOINT_WAIT(NULL, 0);
+       TST_EXP_FAIL(setpgid(child_pid, getppid()), EPERM);
 
-       exit(0);
-}
+       TST_CHECKPOINT_WAKE(0);
 
-static void setup(void)
-{
-       tst_sig(FORK, DEF_HANDLER, cleanup);
+       SAFE_WAIT(&status);
 
-       tst_tmpdir();
+       /* child after exec() we are no longer allowed to set pgid */
+       child_pid = SAFE_FORK();
+       if (!child_pid)
+               SAFE_EXECLP(TEST_APP, TEST_APP, NULL);
 
-       TST_CHECKPOINT_INIT(tst_rmdir);
+       TST_CHECKPOINT_WAIT(0);
 
-       umask(0);
+       TST_EXP_FAIL(setpgid(child_pid, getppid()), EACCES);
 
-       TEST_PAUSE;
-}
+       TST_CHECKPOINT_WAKE(0);
 
-static void cleanup(void)
-{
-       tst_rmdir();
+       SAFE_WAIT(&status);
 }
+
+static struct tst_test test = {
+       .test_all = run,
+       .forks_child = 1,
+       .needs_checkpoints = 1,
+};
diff --git a/testcases/kernel/syscalls/setpgid/setpgid03_child.c b/testcases/kernel/syscalls/setpgid/setpgid03_child.c
index 2657422a6..fdb22f24d 100644
--- a/testcases/kernel/syscalls/setpgid/setpgid03_child.c
+++ b/testcases/kernel/syscalls/setpgid/setpgid03_child.c
@@ -1,32 +1,16 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Copyright (c) 2013 Oracle and/or its affiliates. All Rights Reserved.
- *
- * 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 would 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 the Free Software Foundation,
- * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Copyright (C) 2021 SUSE LLC Andrea Cervesato <a class="moz-txt-link-rfc2396E" href="mailto:andrea.cervesato@suse.com"><andrea.cervesato@suse.com></a>
  */
 
-#include "test.h"
-
-char *TCID = "setpgid03_child";
-
+#define TST_NO_DEFAULT_MAIN
+#include "tst_test.h"
 
 int main(void)
 {
-       TST_CHECKPOINT_INIT(NULL);
-
-       TST_SAFE_CHECKPOINT_WAKE(NULL, 0);
-       TST_SAFE_CHECKPOINT_WAIT(NULL, 0);
+       tst_reinit();
+       TST_CHECKPOINT_WAKE_AND_WAIT(0);
 
        return 0;
 }
</pre>
    </blockquote>
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