android13/external/ltp/testcases/kernel/syscalls/close/close01.c

58 lines
1012 B
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) International Business Machines Corp., 2001
* 07/2001 Ported by Wayne Boyer
*/
/*\
* [Description]
*
* Test that closing a file/pipe/socket works correctly.
*/
#include <stdio.h>
#include <errno.h>
#include <fcntl.h>
#include <sys/stat.h>
#include "tst_test.h"
#define FILENAME "close01_testfile"
static int get_fd_file(void)
{
return SAFE_OPEN(FILENAME, O_RDWR | O_CREAT, 0700);
}
static int get_fd_pipe(void)
{
int pipefildes[2];
SAFE_PIPE(pipefildes);
SAFE_CLOSE(pipefildes[1]);
return pipefildes[0];
}
static int get_fd_socket(void)
{
return SAFE_SOCKET(AF_INET, SOCK_STREAM, 0);
}
struct test_case_t {
int (*get_fd) ();
char *type;
} tc[] = {
{get_fd_file, "file"},
{get_fd_pipe, "pipe"},
{get_fd_socket, "socket"}
};
static void run(unsigned int i)
{
TST_EXP_PASS(close(tc[i].get_fd()), "close a %s fd", tc[i].type);
}
static struct tst_test test = {
.tcnt = ARRAY_SIZE(tc),
.needs_tmpdir = 1,
.test = run,
};