64 lines
2.4 KiB
C++
64 lines
2.4 KiB
C++
/* Copyright (c) 2018, 2019, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License, version 2.0,
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as published by the Free Software Foundation.
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This program is also distributed with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have included with MySQL.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License, version 2.0, for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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#ifndef MY_HOST_APPLICATION_SIGNAL_H
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#define MY_HOST_APPLICATION_SIGNAL_H
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/**
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@file
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Convenience wrappers for @ref mysql_service_host_application_signal_t
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*/
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#include <mysql/components/my_service.h>
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#include <mysql/components/services/host_application_signal.h>
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/**
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Template to simplify sending application signals via the
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@ref mysql_service_host_application_signal_t service.
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*/
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template <int signal_number, typename arg_type>
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bool my_host_application_signal(SERVICE_TYPE(registry) * registry,
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arg_type argument) {
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my_service<SERVICE_TYPE(host_application_signal)> host_app(
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"host_application_signal", registry);
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return host_app->signal(signal_number, argument);
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}
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/**
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Ease of use utility function to emit the @ref HOST_APPLICATION_SIGNAL_SHUTDOWN
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signal via @ref mysql_service_host_application_signal_t
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@sa host_application_signal, mysql_service_host_application_signal_t
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@param registry the registry handle to use
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@retval true failure
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@retval false success
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*/
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inline bool my_host_application_signal_shutdown(SERVICE_TYPE(registry) *
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registry) {
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return my_host_application_signal<HOST_APPLICATION_SIGNAL_SHUTDOWN, void *>(
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registry, NULL);
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}
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#endif /* MY_HOST_APPLICATION_SIGNAL_H */
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