acct - switch process accounting on or off
int acct(const char *filename);
When called with the name of an existing file as argument, accounting
is turned on, records for each terminating process are appended to
filename as it terminates. An argument of NULL causes accounting to be
On success, zero is returned. On error, -1 is returned, and errno is
ENOSYS BSD process accounting has not been enabled when the operating
system kernel was compiled. The kernel configuration parameter
controlling this feature is CONFIG_BSD_PROCESS_ACCT.
ENOMEM Out of memory.
EPERM The calling process has no permission to enable process accounting.
ENOENT The specified filename does not exist.
EACCES The argument filename is not a regular file.
EIO Error writing to the file filename.
EUSERS There are no more free file structures or we run out of memory.
SVr4 (but not POSIX). SVr4 documents EACCES, EBUSY, EFAULT, ELOOP,
ENAMETOOLONG, ENOTDIR, ENOENT, EPERM and EROFS error conditions, but no
No accounting is produced for programs running when a crash occurs. In
particular, nonterminating processes are never accounted for.
Linux 2.1.126 1998-11-04 ACCT(2)
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