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e16a7d8f3b
`et` means `expandtab`. ```sh rg 'vi: .* :vi' -l -0 | \ xargs -0 sed -i '' 's/vi: \(.*\) et\(.*\) :vi/vi: \1 xoet\2:vi/' rg 'vi: .* :vi' -l -0 | \ xargs -0 sed -i '' 's/vi: \(.*\)noet\(.*\):vi/vi: \1et\2 :vi/' rg 'vi: .* :vi' -l -0 | \ xargs -0 sed -i '' 's/vi: \(.*\)xoet\(.*\):vi/vi: \1noet\2:vi/' ```
91 lines
3.8 KiB
C
91 lines
3.8 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│ vi: set et ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi │
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/calls/sig.internal.h"
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#include "libc/calls/struct/rusage.h"
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#include "libc/calls/struct/rusage.internal.h"
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#include "libc/calls/syscall_support-nt.internal.h"
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#include "libc/fmt/wintime.internal.h"
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#include "libc/intrin/atomic.h"
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#include "libc/nt/accounting.h"
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#include "libc/nt/process.h"
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#include "libc/nt/runtime.h"
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#include "libc/nt/struct/filetime.h"
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#include "libc/nt/struct/iocounters.h"
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#include "libc/nt/struct/processmemorycounters.h"
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#include "libc/nt/thread.h"
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#include "libc/proc/proc.internal.h"
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#include "libc/str/str.h"
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#include "libc/sysv/consts/rusage.h"
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#include "libc/sysv/errfuns.h"
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#ifdef __x86_64__
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textwindows int sys_getrusage_nt(int who, struct rusage *usage) {
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int64_t me;
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struct NtIoCounters iocount;
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struct NtProcessMemoryCountersEx memcount;
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struct NtFileTime ftExit, ftUser, ftKernel, ftCreation;
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if (who == RUSAGE_CHILDREN) {
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if (usage) {
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__proc_lock();
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*usage = __proc.ruchlds;
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__proc_unlock();
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}
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return 0;
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}
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if (who == RUSAGE_SELF || who == RUSAGE_BOTH) {
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me = GetCurrentProcess();
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} else if (who == RUSAGE_THREAD) {
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me = GetCurrentThread();
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} else {
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return einval();
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}
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if (!usage) {
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return 0;
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}
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if (!(who == RUSAGE_THREAD ? GetThreadTimes : GetProcessTimes)(
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me, &ftCreation, &ftExit, &ftKernel, &ftUser) ||
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!GetProcessMemoryInfo(me, &memcount, sizeof(memcount)) ||
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!GetProcessIoCounters(me, &iocount)) {
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return __winerr();
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}
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*usage = (struct rusage){
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.ru_utime = WindowsDurationToTimeVal(ReadFileTime(ftUser)),
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.ru_stime = WindowsDurationToTimeVal(ReadFileTime(ftKernel)),
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.ru_maxrss = memcount.PeakWorkingSetSize / 1024,
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.ru_majflt = memcount.PageFaultCount,
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.ru_inblock = iocount.ReadOperationCount,
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.ru_oublock = iocount.WriteOperationCount,
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.ru_nsignals = atomic_load_explicit(&__sig.count, memory_order_acquire),
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};
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if (who == RUSAGE_BOTH) {
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__proc_lock();
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rusage_add(usage, &__proc.ruchlds);
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__proc_unlock();
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}
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return 0;
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}
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#endif /* __x86_64__ */
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