1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  * Copyright 2015, Michael Ellerman, IBM Corp.
4  *
5  * This test simply tests that certain syscalls are implemented. It doesn't
6  * actually exercise their logic in any way.
7  */
8 
9 #define _GNU_SOURCE
10 #include <errno.h>
11 #include <stdio.h>
12 #include <unistd.h>
13 #include <sys/syscall.h>
14 
15 #include "utils.h"
16 
17 
18 #define DO_TEST(_name, _num)	\
19 static int test_##_name(void)			\
20 {						\
21 	int rc;					\
22 	printf("Testing " #_name);		\
23 	errno = 0;				\
24 	rc = syscall(_num, -1, 0, 0, 0, 0, 0);	\
25 	printf("\treturned %d, errno %d\n", rc, errno); \
26 	return errno == ENOSYS;			\
27 }
28 
29 #include "ipc.h"
30 #undef DO_TEST
31 
32 static int ipc_unmuxed(void)
33 {
34 	int tests_done = 0;
35 
36 #define DO_TEST(_name, _num)		\
37 	FAIL_IF(test_##_name());	\
38 	tests_done++;
39 
40 #include "ipc.h"
41 #undef DO_TEST
42 
43 	/*
44 	 * If we ran no tests then it means none of the syscall numbers were
45 	 * defined, possibly because we were built against old headers. But it
46 	 * means we didn't really test anything, so instead of passing mark it
47 	 * as a skip to give the user a clue.
48 	 */
49 	SKIP_IF(tests_done == 0);
50 
51 	return 0;
52 }
53 
54 int main(void)
55 {
56 	return test_harness(ipc_unmuxed, "ipc_unmuxed");
57 }
58