glibc/sysdeps/unix/sysv/linux/getrusage.c

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/* getrusage -- get the rusage struct. Linux version.
Copyright (C) 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 <sys/time.h>
#include <sys/resource.h>
#include <sys/types.h>
#include <sysdep.h>
#include <tv32-compat.h>
int
__getrusage64 (enum __rusage_who who, struct __rusage64 *usage)
{
#if __KERNEL_OLD_TIMEVAL_MATCHES_TIMEVAL64
return INLINE_SYSCALL_CALL (getrusage, who, usage);
#else
struct __rusage32 usage32;
if (INLINE_SYSCALL_CALL (getrusage, who, &usage32) == -1)
return -1;
rusage32_to_rusage64 (&usage32, usage);
return 0;
#endif
}
#if __TIMESIZE != 64
libc_hidden_def (__getrusage64)
int
__getrusage (enum __rusage_who who, struct rusage *usage)
{
int ret ;
struct __rusage64 usage64;
ret = __getrusage64 (who, &usage64);
if (ret != 0)
return ret;
rusage64_to_rusage (&usage64, usage);
return ret;
}
#endif
weak_alias (__getrusage, getrusage)