diff options
Diffstat (limited to 'src/fluent-bit/plugins/in_tail/win32/io.c')
-rw-r--r-- | src/fluent-bit/plugins/in_tail/win32/io.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/src/fluent-bit/plugins/in_tail/win32/io.c b/src/fluent-bit/plugins/in_tail/win32/io.c new file mode 100644 index 000000000..45928b04a --- /dev/null +++ b/src/fluent-bit/plugins/in_tail/win32/io.c @@ -0,0 +1,47 @@ +/* -*- 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); +} |