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/*
This file is part of GNU libmicrohttpd
Copyright (C) 2023 Evgeny Grin (Karlson2k)
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file tools/mhd_tool_get_cpu_count.h
* @brief Declaration of functions to detect the number of available
* CPU cores.
* @author Karlson2k (Evgeny Grin)
*/
#ifndef SRC_TOOLS_MHD_TOOL_GET_CPU_COUNT_H_
#define SRC_TOOLS_MHD_TOOL_GET_CPU_COUNT_H_ 1
/**
* Detect the number of logical CPU cores available for the process.
* The number of cores available for this process could be different from
* value of cores available on the system. The OS may have limit on number
* assigned/allowed cores for single process and process may have limited
* CPU affinity.
* @return the number of logical CPU cores available for the process or
* -1 if failed to detect
*/
int
mhd_tool_get_proc_cpu_count (void);
/**
* Try to detect the number of logical CPU cores available for the system.
* The number of available logical CPU cores could be changed any time due to
* CPU hotplug.
* @return the number of logical CPU cores available,
* -1 if failed to detect.
*/
int
mhd_tool_get_system_cpu_count (void);
#endif /* SRC_TOOLS_MHD_TOOL_GET_CPU_COUNT_H_ */
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