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				// Copyright (c) 2018 The Bitcoin Core developers
				// Distributed under the MIT software license, see the accompanying
				// file COPYING or http://www.opensource.org/licenses/mit-license.php.

				#if defined(HAVE_CONFIG_H)
				#include <config/bitcoin-config.h>
				#endif

				#include <util/threadnames.h>

				#include <thread>

				#ifdef HAVE_SYS_PRCTL_H
				#include <sys/prctl.h> // For prctl, PR_SET_NAME, PR_GET_NAME
				#endif

				//! Set the thread's name at the process level. Does not affect the internal
				//! name.
				static void SetThreadName(const char *name) {
				#if defined(PR_SET_NAME)
				// Only the first 15 characters are used (16 - NUL terminator)
				::prctl(PR_SET_NAME, name, 0, 0, 0);
				#elif (defined(__FreeBSD__) \|\| defined(__OpenBSD__) \|\| defined(__DragonFly__))
				pthread_set_name_np(pthread_self(), name);
				#elif defined(MAC_OSX)
				pthread_setname_np(name);
				#else
				// Prevent warnings for unused parameters...
				(void)name;
				#endif
				}

				static thread_local std::string g_thread_name;
				const std::string &util::ThreadGetInternalName() {
				return g_thread_name;
				}
				//! Set the in-memory internal name for this thread. Does not affect the process
				//! name.
				static void SetInternalName(std::string name) {
				g_thread_name = std::move(name);
				}

				void util::ThreadRename(std::string &&name) {
				SetThreadName(("bitcoin-" + name).c_str());
				SetInternalName(std::move(name));
				}