SEE ALSO

This command is not available on System V Release 2, but is available on the UNIX PC

1

DESCRIPTION

FILES

Uuclean will scan the spool directory for files with the specified prefix and delete all those which are older than the specified number of hours.

The following options are available.

-ddirectory Clean directory instead of the spool directory.

-ppre Scan for files with pre as the file prefix. Up to 10 -p arguments may be specified. A -p without any pre following will cause all files older than the specified time to be deleted.

-ntime Files whose age is more than time hours will be deleted if the prefix test is satisfied. (default time is 72 hours)

-wfile The default action for uuclean is to remove files which are older than a specified time (see -n option). The -w option is used to find those files older than time hours, however, the files are not deleted. If the argument file is present the warning is placed in file, otherwise, the warnings will go to the standard output.

-8SYS Only files destined for system sys are examined. Up to 10 - 8 arguments may be specified.

-mfile The -m option sends mail

to

the owner of the file when it is deleted. If a file is specified then an entry is placed in file.

This program is typically started by cron(lM}.

jusrjlibjuucp directory with commands used by uuclean internally

jusr jspooljuucp spool directory SEE ALSO

cron(lM), uucP(lC), uux(lC).

UUSUB(lM) UUSUB(lM) NAME

uusub - monitor uucp network SYNOPSIS

-I Report the statistics on connections.

- r Report the statistics on traffic amount.

-f Flush the connection statistics.

-uhr Gather the traffic statistics over the past hr hours.

-csys Exercise the connection to the system sys. If sys is specified as all, then exercise the connection to all the systems in the subnetwork.

The meanings of the connections report are:

sys #call #ok time #dev #login #nack #other

where sys is the remote system name, #call is the number of times the local system tries to call sys since the last flush was done, # ok is the number of successful connections, time is the latest successful connect time, #dev is the number of unsuccessful connections because of no available device (e.g. ACU), #login is the number of unsuccessful connections because of login failure,

#nack is the number of unsuccessful connections because of no response (e.g. line busy, system down), and # other is the number of unsuccessful connections because of other reasons.

The meanings of the traffic statistics are:

sfile sbyte rfile rbyte

where sfile is the number of files sent and sbyte is the number of bytes sent over the period of time indicated in the latest uusub command with the -uhr option. Similarly, rfile and rbyte are the numbers of files and bytes received.

The command:

VOLCOPY ( 1M) VOLCOPY ( 1M) NAME

vol copy, labelit - copy file systems with label checking SYNOPSIS

/ etc/volcopy [options] fsname special! volnamel special2 vol-name2

-bpidensity bits-per-inch (i.e., 800/1600/6250), -feetsize

-reelnum -buf

size of reel in feet (i.e., 1200/2400), beginning reel number for a restarted copy, use double buffered I/O. ul, etc.) of the filsystem being copied.

The spedal should be the physical disk section or tape (e.g.:

/dev/rdskI5, /dev/rrntO, etc.).

The volname is the physical volume name (e.g.: pk3, t0122, etc.) superblock (char fsnarne[6], volnarne[6];).

Labelit can be used to provide initial labels for unmounted disk or tape file systems. With the optional arguments omitted, labelit prints current label values. The -n option provides for initial labeling of new tapes only (this destroys previous contents).

/etc/log/filesave.log SEE ALSO

a record of file systems/volumes copied fs( 4).

VOLCOPY(lM) VOLCOPY ( 1M) BUGS

Only device names beginning / dey / rmt (on DEC systems) or / dey /rtp (on 3B20S systems) are treated as tapes.

WALL (1M) NAME

wall - write to all users SYNOPSIS

/ etc/wa.ll DESCRIPTION

WALL(lM)

Wall reads its standard input until an end-of-file. It then sends this message to all currently logged in users preceded by:

FILES

Broadcast Message from •••

It is used to warn all users, typically prior to shutting down the

system. .

The sender must be super-user to override any protections the users may have invoked (see mesg(1)).

/dev/tty*

1*

pid of originator

* /

/*

text of message

* /

To read an entry from the queue, a process does a read with enough space to bold one err structure. If there is nothing in the queue, the read will block until someone writes to it. On the UNIX PC, a user-level process called the status manager

U

etc/ smgr) generally posts a read on this device and tells the user at the con-sole about any records which appear in the queue.

To write to the queue, a process does a write call supplying a pointer to at most ERRLEN-l characters(do not supply a pointer to an err structure). The kernel will fill in the process' pid at the time of the write. A print! style interface to the error device is generally available as eprint!(3T).

In addition to writes i~ued by user processes, the kernel some-times logs hardware errors, etc., in the error log. In this case, the pid returned on the read will be zero. A kernel subroutine called epr£nt! is available for those who wish to write into the error log from kernel code or loadable device drivers.

/dev /error

/usr /include/sys/err.h /etc/smgr

=

Ps ; Ps m

Select reverse video attribute Select struck .. out attribute (ISO) 1st Ps = on mask

Select Character Set SGRI0 ESC [ 10 m

Invisible (cursor off) Select line wrap Wrap off Wrap on

window(7), kbd(7), ANSI Specification X3.64.

GD(7)

(AT&T UNIX PC Only)

GD(7)

NAME

gd - general disk driver DESCRIPTION

Gd provides the interface to the internal winchester disk and the in ternal floppy disk.

Eight ioetl(2) system calls are available. Two of these use the fol-lowing structure, defined in <sys/gdioctl.h>:

struct gdctl

ioctl (fildes, command, arg) struct gdctl *arg;

For additional information on the fields in the gdctl structure, refer to <sys/gdisk.h>.

The commands are:

GDIOC Returns the driver 10 word. This is a 16 bit quan-tity where the upper 8 bits are the character 'G' apd the 8 low order bits are zero.

GDGETA Get gdctl structure.

GDSETA Set gdctl structure.

GDDISMNT Dismount the disk. On floppy disk, this also turns

GD(7)

1*

1 1

completion.

*1

char sec;

1*

Sector to 2797. On return this byte

1 1

holds the 2797 sector register contents

1 1

after operation completion.

*1

ushort count;

1*

Byte count for transfer. The returned

*1

ioctl (fildes, command, arg) struct fdrq *arg;

KBD(7) (AT&T UNIX PC only) KBD (7) NAME

kbd - keyboard codes DESCRIPTION

The following table gives the sequence of bytes sent for each key pressed on the system console.

Legend gives the keycap legend, X gives the sequence sent when established via the WIOCSYS window "octl (see window(7)).

ILLK refers to an illegal key combination.

Legend X s-X c-X TYEe

-KBD (7) (AT&T UNIX PC only) KBD(7)

KBD(7) (AT&T UNIX PC only) KBD(7)

Legend X s-X c-X TYQe

Dlete Char \ENf \ENF \ENF REPT Left Shift ILLK ILLK ILLK SYS

Z

\032 ALPHA

X x X \030 ALPHA

C c C \003 ALPHA

V v V \026 ALPHA

B b B \002 ALPHA

N n N \016 ALPHA

M m M \015 ALPHA

<

^ILLK ^REPT

>

^ILLK ^REPT

/ /

^? ^ILLK ^REPT

Right Shift ILLK ILLK ILLK SYS

Enter \012 \012 \012 SYS

Prey \ENg \ENG \ENG NUMREPT

Roll Up \E[A \E [T \E [T NUMREPT

Next \ENH \ENH \ENH NUMREPT

Sleet/Mark \ENi \ENI \ENI SYS Input Mode \ENj \ENJ \ENJ SYS Left Ctrl ILLK ILLK ILLK SYS

Space \040 \040 \040 REPT

Right Ctrl ILLK ILLK ILLK SYS Num Lock ILLK ILLK ILLK SYS

<-

^\E[D ^\ENK ^\ENK ^NUMREPT

Roll Down \E[B \E [S \E [S NUMREPT

->

^\E[C ^\ENL ^\ENL ^NUMREPT

KTUNE(7) (AT&T UNIX PC Only) KTUNE(7) NAME

ktune - kernel tunable parameters SYNOPSIS 'kern=filename'. If the argument 'kern=filename' is absent, the program modifies /unix.

Parameter Minimum Value Default

nbuf 25 100

Number of system buffers available. These buffers are used mostly by block device drivers for file system each open/creat/pipe call. Note that while nfile con-trols the total number of files that can be open at any it contains all the data about the process.

Range: 30 up to system capacity.

KTUNE(7) (AT&T UNIX PC Only) KTUNE(7) specifies the number of entries in the callout table.

Range: 16 up to system capacity.

nttyhog Maximum number of characters outstanding in the tty buffer for a given port before the system will flush that port's queue. If this value is set to 0, the system will no longer check for the maximum characters out-standing in the buffers. The tty hog option keeps one port from using all the clist buffers, ensuring that each port has enough buffer space.

Range: 0 up to 1024

kern= If an argument 'kern=filename' is present, the pro-grain modifies file 'filename' instead of / unix.

ktune commands that list only some of the parameters cause only currently using. Note that this might be different than the setting on the actual file on disk. Each parameter appears on a separate violates these minimums result in no changes, and an error return.

KTUNE(7) (AT&T UNIX PC Only) KTUNE(7) The kernel boot routine is modified to provide for sanity checking on boot up to insure that enough memory is present for the values specified, and that the kernel virtual memory addressing limits are not violated. If the memory found is too small for the values in 'tuhi', the values in core (not on the disk) are adjusted downward until the resulting kernel runs on the system being booted. If after ten refinements the values in 'tuhi' a.re still too large, the default tuning is used.

LP(7)

^(AT&T^UNIX^PC^only)

LP(7)

NAME

lp - line printer rawlp - raw line printer DESCRIPTION

FILES

Lp provides the interface to any standard Centronics line printer.

When it is opened or closed, a suitable number of page ejects are generated. Bytes written are printed.

An internal parameter within the driver determines whether or not the device is treated as having a 96- or 64-character set. In half-ASCII mode, lower case letters are turned into upper case and certain characters are escaped according to the following table:

{ f

} -t

The driver correctly interprets carriage returns, backspaces, tabs, and form-feeds. A new-line that extends over the end of a page is turned into a form-feed. The default line length is 132 characters, no indentation and lines per page is 66. Lines longer than the line length minus the indent (i.e. 132 characters, using the above defaults) are truncated.

Two ioctl(2) system calls are available:

#include <sys/lprio.h>

ioctl (fildes, command, arg) struct lprio *arg;

The commands are:

LPRGET Get the current indent, columns per line, and lines per page and store in the lprio structure referenced by argo

LPRSET Set the current indent, columns per line, and lines per page from the structure referenced by argo

Thus, indent, page width and page length can be set with an external program.

Rawlp provides a direct interface to the parallel printer with no modification of the data sent.

/dev/lp /dev/rawlp SEE ALSO

Ip(l).

MEM(7) MEM(7) NAME

mem, kmem - core memory DESCRIPTION

FILES

Mem is a special file that is an image of the core memory of the computer. It may be used, for example, to examine, and even to patch the system.

Byte addresses in mem are interpreted as memory addresses.

References to non-existent locations cause errors to be returned.

Examining and patching device registers is likely to lead to unex-pected results when read-only or write-only bits are present.

The file kmem is the same as mem except that kernel virtual memory rather than physical memory is accessed.

On the PDP-Ii, the I/O page begins at location 0160000 of kmem and per-process data for the current process begins at 0140000.

/dev/mem, /dev/kmem.

NULL (7)

NAME

null - the null file DESCRIPTION

Data written on a null special file is discarded.

Reads from a null special file always return 0 bytes.

FILES

/dev/null

NULL(7)

PHONE(7) (AT&T UNIX PC Only) PHONE(7) NAME

phone - telephony interface and control DESCRIPTION

The telephone ports support both voice and data functions.

Depending on the operating mode, the lines behave quite differently. The remainder of this discussion describes the proper use of the various voice and data features of this device.

Opening the line determines the operating mode of the phone lines until the line is closed. The modes are:

open ("/dev/phl", O_RDWR

I

O_NDELAY);

Open the line for outgoing data call. The open will return immediately for dialing.

open (" /dev/phl", O_RDWR);

Open the line for incoming data call. The open will not return until an incoming data call has been received and connection established.

open("/dev/phO", O_RDO NLY) "

Open the line for voice calls. The open will return immediately ready to make or receive voice calls.

The easiest way to establish connection for outgoing data calls is via the dial and undial library routines (see dial(3C). This should be the preferred method for using the ports because the library routine has been modified to maintain lock files, and purge and restore any gettY(IM) whenever the phone or serial ports are used.

In data mode, the port behaves much like a standard asynchro-nous port, using read(2) and write(2) to perform I/O on the phone line. In addition to the line parameters and ;octl commands described in termio(7), the phone device provides additional ioctl commands which control and monitor telephony operation. The following structure is used primarily for this function, defined in

<phone.h>:

PHONE(7) (AT&T UNIX PC Only) PHONE(7)

Use digitone for dialing.

Use pulse for dialing.

Answer incoming calls.

Detect Message Waiting and compare it with the previous status for changes.

MESSAGE 0000001 Message waiting detected.

This bit is valid only if MSGWAIT is set. This bit is set when Mes-sage Waiting is detected. A sig-nal is sent to the process when-ever this bit is modified.

PHONE(7)

SETOFFHOOK

INCOMERING

(AT&T UNIX PC Only) PHONE(7) 0000002 Handset is lifted off the cradle.

This bit is set for the line

MODEMCONNECTED 0040000 Modem handshake complete.

This bit is set when the modems on both ends are synchronized for data transmission. No signals are sent when this bit is updated.

The cJeedback field controls the various functions of the onboard dialer for feedback purposes:

SPEAKERON 0000001 Setting this bit allows the user to

0000002 Speaker volume control for call monitor-ing.

0000004 0000006

0000020 Setting this bit causes ringing to be gen-erated on the onboard speaker instead of the handset.

0170000 Ringer volume control for incoming calls.

0070000 0150000

0000000 Ringer pitch control for incoming calls.

0004000

PHONE(7) (AT&T UNIX PC Only) PHONE(7) The commands using this form are:

PIOGETP Get the parameters and status associated with the phone line and store in the updata struc-ture referenced by argo

PIOSETP Set the parameters associated with the phone

The commands using this form are as follows:

PIOCDIAL Dial the digit or perform the function associated with the character.

Digits "Ill, "211, "311, "411, "5", "6", equivalently for performing a hook switch flash operation.

Character "$" is used to terminate the no timeout limitation in this mode.

PHONE(7) (AT&T UNIX PC Only) PHONE(7) Character "%" begins Touch-tone dial-ing from that point in the dial strdial-ing.

This command is not available on System V Release 2, but is available on the UNIX PC

SEE ALSO

1

to

1*

* /

/*

* /

U

=

GD(7)

GD(7)

1*

*1 1*

*1

1*

*1 1*

*1 1*

*1

1*

*1

Z

Z

<

>

/ /

<-

->

LP(7)

LP(7)

{ f

NULL (7)

NULL(7)

I

1 1

1 1

1 1