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C/C++ Source or Header  |  1992-03-09  |  2KB  |  51 lines
  1. /* This is file RESOURCE.H */
  2. /*
  3. ** Copyright (C) 1991 DJ Delorie, 24 Kirsten Ave, Rochester NH 03867-2954
  4. **
  5. ** This file is distributed under the terms listed in the document
  6. ** "copying.dj", available from DJ Delorie at the address above.
  7. ** A copy of "copying.dj" should accompany this file; if not, a copy
  8. ** should be available from where this file was obtained.  This file
  9. ** may not be distributed without a verbatim copy of "copying.dj".
  10. **
  11. ** This file is distributed WITHOUT ANY WARRANTY; without even the implied
  12. ** warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  13. */
  14.  
  15. #ifndef _SYS_RESOURCE_H_
  16. #define _SYS_RESOURCE_H_
  17.  
  18. #include <sys/time.h>
  19.  
  20. #define RUSAGE_SELF     0               /* calling process */
  21. #define RUSAGE_CHILDREN -1              /* terminated child processes */
  22.  
  23. struct rusage {
  24.         struct timeval ru_utime;        /* user time used */
  25.         struct timeval ru_stime;        /* system time used */
  26.         long ru_maxrss;                 /* integral max resident set size */
  27.         long ru_ixrss;                  /* integral shared text memory size */
  28.         long ru_idrss;                  /* integral unshared data size */
  29.         long ru_isrss;                  /* integral unshared stack size */
  30.         long ru_minflt;                 /* page reclaims */
  31.         long ru_majflt;                 /* page faults */
  32.         long ru_nswap;                  /* swaps */
  33.         long ru_inblock;                /* block input operations */
  34.         long ru_oublock;                /* block output operations */
  35.         long ru_msgsnd;                 /* messages sent */
  36.         long ru_msgrcv;                 /* messages received */
  37.         long ru_nsignals;               /* signals received */
  38.         long ru_nvcsw;                  /* voluntary context switches */
  39.         long ru_nivcsw;                 /* involuntary context switches */
  40. };
  41.  
  42.  
  43. #ifdef __cplusplus
  44. extern "C" int getrusage(int who, struct rusage *rusage);
  45. #else
  46. extern int getrusage(int who, struct rusage *rusage);
  47. #endif
  48.  
  49. #endif
  50.  
  51.