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nptl/pthread_getcpuclockid.c
49 строк
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Paul Eggert
Update copyright dates with scripts/update-copyrights
02 янв 2026, 00:42
02 янв 2026, 00:42
66f3e92
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/* pthread_getcpuclockid -- Get POSIX clockid_t for a pthread_t. Linux version Copyright (C) 2000-2026 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C 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. The GNU C 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 the GNU C Library; see the file COPYING.LIB. If not, see <https://www.gnu.org/licenses/>. */ #include <errno.h> #include <pthreadP.h> #include <sys/time.h> #include <tls.h> #include <kernel-posix-cpu-timers.h> #include <shlib-compat.h> int __pthread_getcpuclockid (pthread_t threadid, clockid_t *clockid) { struct pthread *pd = (struct pthread *) threadid; /* Make sure the descriptor is valid. */ if (!__pthread_descriptor_valid (pd)) /* Not a valid thread handle. */ return ESRCH; /* The clockid_t value is a simple computation from the TID. */ const clockid_t tidclock = make_thread_cpuclock (pd->tid, CPUCLOCK_SCHED); *clockid = tidclock; return 0; } versioned_symbol (libc, __pthread_getcpuclockid, pthread_getcpuclockid, GLIBC_2_34); #if OTHER_SHLIB_COMPAT (libpthread, GLIBC_2_2, GLIBC_2_34) compat_symbol (libpthread, __pthread_getcpuclockid, pthread_getcpuclockid, GLIBC_2_2); #endif