libc/include/llvm-libc-types/struct_rusage.h

   1 //===-- Definition of type struct rusage ----------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #ifndef LLVM_LIBC_TYPES_STRUCT_RUSAGE_H
  10 #define LLVM_LIBC_TYPES_STRUCT_RUSAGE_H
  11
  12 #include "struct_timeval.h"
  13
  14 struct rusage {
  15   struct timeval ru_utime;
  16   struct timeval ru_stime;
  17 #ifdef __linux__
  18   // Following fields are linux extensions as expected by the
  19   // linux syscalls.
  20   long ru_maxrss;   // Maximum resident set size
  21   long ru_ixrss;    // Integral shared memory size
  22   long ru_idrss;    // Integral unshared data size
  23   long ru_isrss;    // Integral unshared stack size
  24   long ru_minflt;   // Page reclaims
  25   long ru_majflt;   // Page faults
  26   long ru_nswap;    // Swaps
  27   long ru_inblock;  // Block input operations
  28   long ru_oublock;  // Block output operations
  29   long ru_msgsnd;   // Messages sent
  30   long ru_msgrcv;   // Messages received
  31   long ru_nsignals; // Signals received
  32   long ru_nvcsw;    // Voluntary context switches
  33   long ru_nivcsw;   // Involuntary context switches
  34 #endif
  35 };
  36
  37 #endif // LLVM_LIBC_TYPES_STRUCT_RUSAGE_H