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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* Fluent Bit
* ==========
* Copyright (C) 2015-2022 The Fluent Bit Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <Windows.h>
#include <stdlib.h>
#include <stdint.h>
#include <fcntl.h>
#include <io.h>
#include "interface.h"
/*
* POSIX IO emulation tailored for in_tail's usage.
*
* open(2) that does not acquire an exclusive lock.
*/
int win32_open(const char *path, int flags)
{
HANDLE h;
h = CreateFileA(path,
GENERIC_READ,
FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
NULL, /* lpSecurityAttributes */
OPEN_EXISTING, /* dwCreationDisposition */
0, /* dwFlagsAndAttributes */
NULL); /* hTemplateFile */
if (h == INVALID_HANDLE_VALUE) {
return -1;
}
return _open_osfhandle((intptr_t) h, _O_RDONLY);
}
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