text: /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
  
  /*  Fluent Bit
   *  ==========
   *  Copyright (C) 2019-2021 The Fluent Bit Authors
   *  Copyright (C) 2015-2018 Treasure Data Inc.
   *
   *  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.
   */
  
  #ifndef FLB_TAIL_H
  #define FLB_TAIL_H
  
  #include <fluent-bit/flb_info.h>
  #include <fluent-bit/flb_input.h>
  
  /* Internal return values */
  #define FLB_TAIL_ERROR  -1
  #define FLB_TAIL_OK      0
  #define FLB_TAIL_WAIT    1
  #define FLB_TAIL_BUSY    2
  
  /* Consuming mode */
  #define FLB_TAIL_STATIC  0  /* Data is being consumed through read(2) */
  #define FLB_TAIL_EVENT   1  /* Data is being consumed through inotify */
  
  /* Config */
  #define FLB_TAIL_CHUNK        "32768"    /* buffer chunk = 32KB            */
  #define FLB_TAIL_REFRESH      60         /* refresh every 60 seconds       */
  #define FLB_TAIL_ROTATE_WAIT  "5"        /* time to monitor after rotation */
  
  int in_tail_collect_event(void *file, struct flb_config *config);
  
  #endif
  