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author | anastasy888 <anastasy888@yandex-team.ru> | 2022-02-10 16:45:55 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:45:55 +0300 |
commit | 3a7a498715ef1b66f5054455421b845e45e3a653 (patch) | |
tree | 1a2c5ffcf89eb53ecd79dbc9bc0a195c27404d0c /contrib/restricted/abseil-cpp/absl/base/internal/sysinfo.h | |
parent | 49f765d71da452ea93138a25559dfa68dd76c7f3 (diff) | |
download | ydb-3a7a498715ef1b66f5054455421b845e45e3a653.tar.gz |
Restoring authorship annotation for <anastasy888@yandex-team.ru>. Commit 2 of 2.
Diffstat (limited to 'contrib/restricted/abseil-cpp/absl/base/internal/sysinfo.h')
-rw-r--r-- | contrib/restricted/abseil-cpp/absl/base/internal/sysinfo.h | 116 |
1 files changed, 58 insertions, 58 deletions
diff --git a/contrib/restricted/abseil-cpp/absl/base/internal/sysinfo.h b/contrib/restricted/abseil-cpp/absl/base/internal/sysinfo.h index f35695a2ab..119cf1f0e8 100644 --- a/contrib/restricted/abseil-cpp/absl/base/internal/sysinfo.h +++ b/contrib/restricted/abseil-cpp/absl/base/internal/sysinfo.h @@ -1,65 +1,65 @@ -// Copyright 2017 The Abseil Authors. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// https://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// -// This file includes routines to find out characteristics -// of the machine a program is running on. It is undoubtedly -// system-dependent. - -// Functions listed here that accept a pid_t as an argument act on the -// current process if the pid_t argument is 0 -// All functions here are thread-hostile due to file caching unless -// commented otherwise. - -#ifndef ABSL_BASE_INTERNAL_SYSINFO_H_ -#define ABSL_BASE_INTERNAL_SYSINFO_H_ - -#ifndef _WIN32 -#include <sys/types.h> -#endif - +// Copyright 2017 The Abseil Authors. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// https://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +// +// This file includes routines to find out characteristics +// of the machine a program is running on. It is undoubtedly +// system-dependent. + +// Functions listed here that accept a pid_t as an argument act on the +// current process if the pid_t argument is 0 +// All functions here are thread-hostile due to file caching unless +// commented otherwise. + +#ifndef ABSL_BASE_INTERNAL_SYSINFO_H_ +#define ABSL_BASE_INTERNAL_SYSINFO_H_ + +#ifndef _WIN32 +#include <sys/types.h> +#endif + #include <cstdint> #include "absl/base/config.h" -#include "absl/base/port.h" - -namespace absl { +#include "absl/base/port.h" + +namespace absl { ABSL_NAMESPACE_BEGIN -namespace base_internal { - -// Nominal core processor cycles per second of each processor. This is _not_ -// necessarily the frequency of the CycleClock counter (see cycleclock.h) -// Thread-safe. -double NominalCPUFrequency(); - -// Number of logical processors (hyperthreads) in system. Thread-safe. -int NumCPUs(); - -// Return the thread id of the current thread, as told by the system. -// No two currently-live threads implemented by the OS shall have the same ID. -// Thread ids of exited threads may be reused. Multiple user-level threads -// may have the same thread ID if multiplexed on the same OS thread. -// -// On Linux, you may send a signal to the resulting ID with kill(). However, -// it is recommended for portability that you use pthread_kill() instead. -#ifdef _WIN32 +namespace base_internal { + +// Nominal core processor cycles per second of each processor. This is _not_ +// necessarily the frequency of the CycleClock counter (see cycleclock.h) +// Thread-safe. +double NominalCPUFrequency(); + +// Number of logical processors (hyperthreads) in system. Thread-safe. +int NumCPUs(); + +// Return the thread id of the current thread, as told by the system. +// No two currently-live threads implemented by the OS shall have the same ID. +// Thread ids of exited threads may be reused. Multiple user-level threads +// may have the same thread ID if multiplexed on the same OS thread. +// +// On Linux, you may send a signal to the resulting ID with kill(). However, +// it is recommended for portability that you use pthread_kill() instead. +#ifdef _WIN32 // On Windows, process id and thread id are of the same type according to the // return types of GetProcessId() and GetThreadId() are both DWORD, an unsigned // 32-bit type. using pid_t = uint32_t; -#endif -pid_t GetTID(); - +#endif +pid_t GetTID(); + // Like GetTID(), but caches the result in thread-local storage in order // to avoid unnecessary system calls. Note that there are some cases where // one must call through to GetTID directly, which is why this exists as a @@ -67,8 +67,8 @@ pid_t GetTID(); // an asynchronous signal-handling context nor right after a call to fork(). pid_t GetCachedTID(); -} // namespace base_internal +} // namespace base_internal ABSL_NAMESPACE_END -} // namespace absl - -#endif // ABSL_BASE_INTERNAL_SYSINFO_H_ +} // namespace absl + +#endif // ABSL_BASE_INTERNAL_SYSINFO_H_ |