tegrakernel/kernel/kernel-4.9/tools/testing/selftests/powerpc/syscalls/ipc_unmuxed.c

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2022-02-16 09:13:02 -06:00
/*
* Copyright 2015, Michael Ellerman, IBM Corp.
*
* 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 test simply tests that certain syscalls are implemented. It doesn't
* actually exercise their logic in any way.
*/
#define _GNU_SOURCE
#include <errno.h>
#include <stdio.h>
#include <unistd.h>
#include <sys/syscall.h>
#include "utils.h"
#define DO_TEST(_name, _num) \
static int test_##_name(void) \
{ \
int rc; \
printf("Testing " #_name); \
errno = 0; \
rc = syscall(_num, -1, 0, 0, 0, 0, 0); \
printf("\treturned %d, errno %d\n", rc, errno); \
return errno == ENOSYS; \
}
#include "ipc.h"
#undef DO_TEST
static int ipc_unmuxed(void)
{
int tests_done = 0;
#define DO_TEST(_name, _num) \
FAIL_IF(test_##_name()); \
tests_done++;
#include "ipc.h"
#undef DO_TEST
/*
* If we ran no tests then it means none of the syscall numbers were
* defined, possibly because we were built against old headers. But it
* means we didn't really test anything, so instead of passing mark it
* as a skip to give the user a clue.
*/
SKIP_IF(tests_done == 0);
return 0;
}
int main(void)
{
return test_harness(ipc_unmuxed, "ipc_unmuxed");
}