ipc_unmuxed.c (1179B)
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) \ 19static 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 32static 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 54int main(void) 55{ 56 return test_harness(ipc_unmuxed, "ipc_unmuxed"); 57}