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Check waitpid is not interrupted by a signal 

Checks that the waitpid() call isn't interrupted by a
signal when the handler for the signal is set to not
interrupt the call
This commit is contained in:
matt335672 2023-10-09 19:53:16 +01:00
parent 93dfc1839e
commit ad5916c5e4
1 changed files with 28 additions and 0 deletions
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28
tests/common/test_os_calls_signals.c
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@ -231,6 +231,33 @@ START_TEST(test_g_signal_usr1)
g_signal_usr1(NULL);
}
/******************************************************************************/
START_TEST(test_waitpid_not_interrupted_by_sig)
{
/* Start a child which waits 3 seconds and exits */
int child_pid = g_fork();
if (child_pid == 0)
{
g_sleep(3000);
g_exit(42);
}
/* Set an alarm for 1 second's time */
g_reset_wait_obj(g_wobj1);
g_set_alarm(set_wobj1, 1);
struct exit_status e = g_waitpid_status(child_pid);
// We should have had the alarm...
ck_assert_int_ne(g_is_wait_obj_set(g_wobj1), 0);
// ..and got the status of the child
ck_assert_int_eq(e.reason, E_XR_STATUS_CODE);
ck_assert_int_eq(e.val, 42);
// Clean up
g_set_alarm(NULL, 0);
}
/******************************************************************************/
TCase *
make_tcase_test_os_calls_signals(void)
@ -246,6 +273,7 @@ make_tcase_test_os_calls_signals(void)
tcase_add_test(tc, test_g_signal_terminate);
tcase_add_test(tc, test_g_signal_pipe);
tcase_add_test(tc, test_g_signal_usr1);
tcase_add_test(tc, test_waitpid_not_interrupted_by_sig);
return tc;
}