glibc/sysdeps/unix/sysv/linux/alpha/osf_setitimer.c
Alistair Francis 0bcd0c5100 sysv/alpha: Use generic __timeval32 and helpers
Now there is a generic __timeval32 and helpers we can use them for Alpha
instead of the Alpha specific ones.

Reviewed-by: Lukasz Majewski <lukma@denx.de>
Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
2020-04-02 09:21:06 -07:00

55 lines
1.8 KiB
C

/* getitimer -- Get the state of an interval timer. Linux/Alpha/tv32 version.
Copyright (C) 2019-2020 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
<http://www.gnu.org/licenses/>. */
#include <shlib-compat.h>
#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_1)
#include <time.h>
#include <sys/time.h>
#include <tv32-compat.h>
int
attribute_compat_text_section
__setitimer_tv32 (int which, const struct __itimerval32 *restrict new_value,
struct __itimerval32 *restrict old_value)
{
struct itimerval new_value_64;
new_value_64.it_interval
= valid_timeval32_to_timeval (new_value->it_interval);
new_value_64.it_value
= valid_timeval32_to_timeval (new_value->it_value);
if (old_value == NULL)
return __setitimer (which, &new_value_64, NULL);
struct itimerval old_value_64;
if (__setitimer (which, &new_value_64, &old_value_64) == -1)
return -1;
/* Write all fields of 'old_value' regardless of overflow. */
old_value->it_interval
= valid_timeval_to_timeval32 (old_value_64.it_interval);
old_value->it_value
= valid_timeval_to_timeval32 (old_value_64.it_value);
return 0;
}
compat_symbol (libc, __setitimer_tv32, setitimer, GLIBC_2_0);
#endif