84 lines
2.3 KiB
C
84 lines
2.3 KiB
C
/*
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* input.c Input API
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*
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* Copyright (c) 2001-2013 Thomas Graf <tgraf@suug.ch>
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* Copyright (c) 2013 Red Hat, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#include <bmon/bmon.h>
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#include <bmon/input.h>
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#include <bmon/module.h>
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#include <bmon/utils.h>
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static struct bmon_subsys input_subsys;
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void input_register(struct bmon_module *m)
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{
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module_register(&input_subsys, m);
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}
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static void activate_default(void)
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{
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/*
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* Try to activate a default input module if the user did not make
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* a selection
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*/
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if (!input_subsys.s_nmod) {
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struct bmon_module *m;
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if (!input_set("netlink"))
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return;
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if (!input_set("proc"))
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return;
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/* Fall back to anything that could act as default */
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list_for_each_entry(m, &input_subsys.s_mod_list, m_list) {
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if (m->m_flags & BMON_MODULE_DEFAULT)
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if (!input_set(m->m_name))
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return;
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}
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quit("No input module found\n");
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}
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}
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void input_read(void)
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{
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module_foreach_run_enabled(&input_subsys);
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}
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int input_set(const char *name)
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{
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return module_set(&input_subsys, name);
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}
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static struct bmon_subsys input_subsys = {
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.s_name = "input",
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.s_activate_default = &activate_default,
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.s_mod_list = LIST_SELF(input_subsys.s_mod_list),
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};
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static void __init __input_init(void)
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{
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module_register_subsys(&input_subsys);
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}
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