1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Copyright (c) 2000 Silicon Graphics, Inc.  All Rights Reserved.
4 */
5
6/*
7 * Description:
8 * The testcase checks the basic functionality of the unlink(2).
9 * 1) unlink() can delete regular file successfully.
10 * 2) unlink() can delete fifo file successfully.
11 */
12
13#include <errno.h>
14#include <sys/types.h>
15#include <unistd.h>
16#include <stdio.h>
17#include "tst_test.h"
18
19static void file_create(char *);
20static void fifo_create(char *);
21
22static struct test_case_t {
23	void (*setupfunc)(char *);
24	char *desc;
25} tcases[] = {
26	{file_create, "file"},
27	{fifo_create, "fifo"},
28};
29
30static void file_create(char *name)
31{
32	sprintf(name, "tfile_%d", getpid());
33	SAFE_TOUCH(name, 0777, NULL);
34}
35
36static void fifo_create(char *name)
37{
38	sprintf(name, "tfifo_%d", getpid());
39	SAFE_MKFIFO(name, 0777);
40}
41
42static void verify_unlink(unsigned int n)
43{
44	char fname[255];
45	struct test_case_t *tc = &tcases[n];
46
47	tc->setupfunc(fname);
48
49	TEST(unlink(fname));
50	if (TST_RET == -1) {
51		tst_res(TFAIL | TTERRNO, "unlink(%s) failed", tc->desc);
52		return;
53	}
54
55	if (!access(fname, F_OK)) {
56		tst_res(TFAIL, "unlink(%s) succeeded, but %s still existed",
57			tc->desc, tc->desc);
58		return;
59	}
60
61	tst_res(TPASS, "unlink(%s) succeeded", tc->desc);
62}
63
64static struct tst_test test = {
65	.needs_tmpdir = 1,
66	.tcnt = ARRAY_SIZE(tcases),
67	.test = verify_unlink,
68};
69