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3a2832a07f
* sysdeps/mach/hurd/setpriority.c [POLICY_TIMESHARE_BASE_COUNT]: Use task_policy in place of task_priority. * sysdeps/generic/bits/mman.h (MS_ASYNC, MS_SYNC, MS_INVALIDATE): New macros. * sysdeps/mach/msync.c: New file. * sysdeps/mach/powerpc/syscall.S: New file. * mach/msg.c [MACH_MSG_OVERWRITE] (__mach_msg_trap, __mach_msg_overwrite): New functions. * mach/Versions (libc: GLIBC_2.0): Add mach_msg_overwrite and __ name. * sysdeps/mach/configure.in: Check for clock.defs to put into mach_interface_list. * sysdeps/mach/configure: Regenerated. * mach/Makefile (mach-machine): New variable, set from $(base-machine). ($(objpfx)mach-syscalls.mk): Use it in place of $(base-machine). ($(mach-syscalls:%=$(objpfx)%.S) static pattern rule): Use <mach/machine/syscall_sw.h> instead of <sysdep.h>. (mach-shortcuts): Add device_read_overwrite_request, device_read_overwrite, vm_read_overwrite, thread_switch. * configure.in (base_machine): Set to $machine by default. * configure: Regenerated.
92 lines
2.8 KiB
C
92 lines
2.8 KiB
C
/* Return CPU and real time used by process and its children. Hurd version.
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Copyright (C) 2001,02 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <errno.h>
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#include <stddef.h>
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#include <sys/resource.h>
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#include <sys/times.h>
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#include <sys/time.h>
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#include <time.h>
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#include <mach.h>
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#include <mach/task_info.h>
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#include <hurd.h>
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static inline clock_t
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clock_from_time_value (const time_value_t *t)
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{
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return t->seconds * 1000000 + t->microseconds;
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}
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#if NO_CREATION_TIME
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static time_value_t startup_time;
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static void times_init (void) __attribute__ ((unused));
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static void
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times_init (void)
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{
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__gettimeofday ((struct timeval *) &startup_time, NULL);
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}
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text_set_element (__libc_subinit, times_init);
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#endif
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/* Store the CPU time used by this process and all its
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dead children (and their dead children) in BUFFER.
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Return the elapsed real time, or (clock_t) -1 for errors.
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All times are in CLK_TCKths of a second. */
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clock_t
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__times (struct tms *tms)
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{
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struct task_basic_info bi;
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struct task_thread_times_info tti;
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mach_msg_type_number_t count;
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time_value_t now;
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error_t err;
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count = TASK_BASIC_INFO_COUNT;
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err = __task_info (__mach_task_self (), TASK_BASIC_INFO,
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(task_info_t) &bi, &count);
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if (err)
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return __hurd_fail (err);
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count = TASK_THREAD_TIMES_INFO_COUNT;
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err = __task_info (__mach_task_self (), TASK_THREAD_TIMES_INFO,
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(task_info_t) &tti, &count);
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if (err)
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return __hurd_fail (err);
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tms->tms_utime = (clock_from_time_value (&bi.user_time)
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+ clock_from_time_value (&tti.user_time));
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tms->tms_stime = (clock_from_time_value (&bi.system_time)
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+ clock_from_time_value (&tti.system_time));
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/* XXX This can't be implemented until getrusage(RUSAGE_CHILDREN) can be. */
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tms->tms_cutime = tms->tms_cstime = 0;
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if (__gettimeofday ((struct timeval *) &now, NULL) < 0)
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return -1;
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#if NO_CREATION_TIME
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# define our_creation_time startup_time
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#else
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# define our_creation_time bi.creation_time
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#endif
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return (clock_from_time_value (&now)
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- clock_from_time_value (&our_creation_time));
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}
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weak_alias (__times, times)
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