glibc/sysdeps/mach/hurd/getclktck.c

37 lines
1.2 KiB
C

/* Return run-time value of CLK_TCK for Hurd.
Copyright (C) 1999-2020 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; if not, see
<https://www.gnu.org/licenses/>. */
#include <time.h>
/* Return frequency of `times'.
Since Mach reports CPU times in microseconds, we always use 1 million. */
int
__getclktck (void)
{
return 1000000;
}
/* Before glibc 2.2, the Hurd actually did this differently, so we
need to keep a compatibility symbol. */
#include <shlib-compat.h>
#if SHLIB_COMPAT (libc, GLIBC_2_1_1, GLIBC_2_2)
compat_symbol (libc, __getclktck, __libc_clk_tck, GLIBC_2_1_1);
#endif