ACCT(5) — UNIX Programmer’s Manual
NAME
acct − execution accounting file
SYNOPSIS
#include <sys/acct.h>
DESCRIPTION
Acct(2) causes entries to be made into an accounting file for each process that terminates. The accounting file is a sequence of entries whose layout, as defined by the include file is:
/∗
static char acct_h_SCCS_ID[] = "@(#)acct.h 4.1 10/26/82";
/∗
/∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗ ∗∗∗∗∗∗∗∗∗∗∗∗∗
Copyright 1982
VALID LOGIC SYSTEMS INCORPORATED
This listing contains confidential proprietary information which is not to
be disclosed to unauthorized persons without written consent of an officer
of Valid Logic Systems Incorporated.
The copyright notice appearing above is included to provide statutory
protection in the event of unauthorized or unintentional public disclosure.
∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗∗ ∗∗∗∗∗∗∗∗∗∗/
/∗
∗ Accounting structures
∗/
typedefunsigned short comp_t;/∗ "floating pt": 3 bits base 8 exp, 13 bits fraction ∗/
structacct
{
charac_comm[10];/∗ Accounting command name ∗/
comp_tac_utime;/∗ Accounting user time ∗/
comp_tac_stime;/∗ Accounting system time ∗/
comp_tac_etime;/∗ Accounting elapsed time ∗/
time_tac_btime;/∗ Beginning time ∗/
shortac_uid;/∗ Accounting user ID ∗/
shortac_gid;/∗ Accounting group ID ∗/
shortac_mem;/∗ average memory usage ∗/
comp_tac_io;/∗ number of disk IO blocks ∗/
dev_tac_tty;/∗ control typewriter ∗/
charac_flag;/∗ Accounting flag ∗/
};
externstructacctacctbuf;
externstructinode∗acctp; /∗ inode of accounting file ∗/
#defineAFORK01 /∗ has executed fork, but no exec ∗/
#defineASU02/∗ used super-user privileges ∗/
If the process does an exec(2), the first 10 characters of the filename appear in ac_comm. The accounting flag contains bits indicating whether exec(2) was ever accomplished, and whether the process ever had super-user privileges.
SEE ALSO
August 03, 1983 — %W%%Q% %Y%