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bmon 3.3

    1: /*
    2:  * in_null.c               Null Input Method
    3:  *
    4:  * Copyright (c) 2001-2013 Thomas Graf <tgraf@suug.ch>
    5:  * Copyright (c) 2013 Red Hat, Inc.
    6:  *
    7:  * Permission is hereby granted, free of charge, to any person obtaining a
    8:  * copy of this software and associated documentation files (the "Software"),
    9:  * to deal in the Software without restriction, including without limitation
   10:  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   11:  * and/or sell copies of the Software, and to permit persons to whom the
   12:  * Software is furnished to do so, subject to the following conditions:
   13:  *
   14:  * The above copyright notice and this permission notice shall be included
   15:  * in all copies or substantial portions of the Software.
   16:  *
   17:  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
   18:  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   19:  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
   20:  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   21:  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
   22:  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
   23:  * DEALINGS IN THE SOFTWARE.
   24:  */
   25: 
   26: #include <bmon/bmon.h>
   27: #include <bmon/input.h>
   28: #include <bmon/utils.h>
   29: 
   30: static void null_read(void)
   31: {
   32: 	DBG("null: reading...");
   33: }
   34: 
   35: static void print_help(void)
   36: {
   37: 	printf(
   38: 	"null - Do not collect statistics at all\n" \
   39: 	"\n" \
   40: 	"  Will not collect any statistics at all, used to disable \n" \
   41: 	"  local statistics collection.\n" \
   42: 	"  Author: Thomas Graf <tgraf@suug.ch>\n");
   43: }
   44: 
   45: static void null_parse_opt(const char *type, const char *value)
   46: {
   47: 	if (!strcasecmp(type, "help")) {
   48: 		print_help();
   49: 		exit(0);
   50: 	}
   51: }
   52: 
   53: static struct bmon_module null_ops = {
   54: 	.m_name			= "null",
   55: 	.m_do			= null_read,
   56: 	.m_parse_opt		= null_parse_opt,
   57: };
   58: 
   59: static void __init null_init(void)
   60: {
   61: 	input_register(&null_ops);
   62: }