text: /* Copyright (C) 1996, 1997, 1998, 1999, 2007 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/>.  */
  
  #ifndef _SYS_ACCT_H
  #define _SYS_ACCT_H	1
  
  #include <features.h>
  
  #include <endian.h>
  #define	__need_time_t
  #include <time.h>
  #include <sys/types.h>
  
  __BEGIN_DECLS
  
  #define ACCT_COMM 16
  
  /*
    comp_t is a 16-bit "floating" point number with a 3-bit base 8
    exponent and a 13-bit fraction. See linux/kernel/acct.c for the
    specific encoding system used.
  */
  
  typedef u_int16_t comp_t;
  
  struct acct
  {
    char ac_flag;			/* Flags.  */
    u_int16_t ac_uid;		/* Real user ID.  */
    u_int16_t ac_gid;		/* Real group ID.  */
    u_int16_t ac_tty;		/* Controlling terminal.  */
    u_int32_t ac_btime;		/* Beginning time.  */
    comp_t ac_utime;		/* User time.  */
    comp_t ac_stime;		/* System time.  */
    comp_t ac_etime;		/* Elapsed time.  */
    comp_t ac_mem;		/* Average memory usage.  */
    comp_t ac_io;			/* Chars transferred.  */
    comp_t ac_rw;			/* Blocks read or written.  */
    comp_t ac_minflt;		/* Minor pagefaults.  */
    comp_t ac_majflt;		/* Major pagefaults.  */
    comp_t ac_swaps;		/* Number of swaps.  */
    u_int32_t ac_exitcode;	/* Process exitcode.  */
    char ac_comm[ACCT_COMM+1];	/* Command name.  */
    char ac_pad[10];		/* Padding bytes.  */
  };
  
  #if 0
  struct acct_v3
  {
    char ac_flag;			/* Flags */
    char ac_version;		/* Always set to ACCT_VERSION */
    u_int16_t ac_tty;		/* Control Terminal */
    u_int32_t ac_exitcode;	/* Exitcode */
    u_int32_t ac_uid;		/* Real User ID */
    u_int32_t ac_gid;		/* Real Group ID */
    u_int32_t ac_pid;		/* Process ID */
    u_int32_t ac_ppid;		/* Parent Process ID */
    u_int32_t ac_btime;		/* Process Creation Time */
    float ac_etime;		/* Elapsed Time */
    comp_t ac_utime;		/* User Time */
    comp_t ac_stime;		/* System Time */
    comp_t ac_mem;		/* Average Memory Usage */
    comp_t ac_io;			/* Chars Transferred */
    comp_t ac_rw;			/* Blocks Read or Written */
    comp_t ac_minflt;		/* Minor Pagefaults */
    comp_t ac_majflt;		/* Major Pagefaults */
    comp_t ac_swaps;		/* Number of Swaps */
    char ac_comm[ACCT_COMM];	/* Command Name */
  };
  #endif
  
  
  enum
    {
      AFORK = 0x01,		/* Has executed fork, but no exec.  */
      ASU = 0x02,			/* Used super-user privileges.  */
      ACORE = 0x08,		/* Dumped core.  */
      AXSIG = 0x10		/* Killed by a signal.  */
    };
  
  #if __BYTE_ORDER == __BIG_ENDIAN
  # define ACCT_BYTEORDER 0x80	/* Accounting file is big endian.  */
  #else
  # define ACCT_BYTEORDER 0x00	/* Accounting file is little endian.  */
  #endif
  
  #define AHZ     100
  
  
  /* Switch process accounting on and off.  */
  extern int acct (const char *__filename) __THROW;
  
  __END_DECLS
  
  #endif	/* sys/acct.h */
  