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Diffstat (limited to 'usr.bin/ul/ul.1')
-rw-r--r-- | usr.bin/ul/ul.1 | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/usr.bin/ul/ul.1 b/usr.bin/ul/ul.1 new file mode 100644 index 00000000000..7db19f2075d --- /dev/null +++ b/usr.bin/ul/ul.1 @@ -0,0 +1,109 @@ +.\" $NetBSD: ul.1,v 1.3 1994/12/07 00:28:23 jtc Exp $ +.\" +.\" Copyright (c) 1980, 1991, 1993 +.\" The Regents of the University of California. All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. All advertising materials mentioning features or use of this software +.\" must display the following acknowledgement: +.\" This product includes software developed by the University of +.\" California, Berkeley and its contributors. +.\" 4. Neither the name of the University nor the names of its contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" @(#)ul.1 8.1 (Berkeley) 6/6/93 +.\" +.Dd June 6, 1993 +.Dt UL 1 +.Os BSD 4 +.Sh NAME +.Nm ul +.Nd do underlining +.Sh SYNOPSIS +.Nm ul +.Op Fl i +.Op Fl t Ar terminal +.Op Ar name Ar ... +.Sh DESCRIPTION +.Nm Ul +reads the named files (or standard input if none are given) +and translates occurrences of underscores to the sequence +which indicates underlining for the terminal in use, as specified +by the environment variable +.Ev TERM . +The file +.Pa /etc/termcap +is read to determine the appropriate sequences for underlining. +If the terminal is incapable of underlining, but is capable of +a standout mode then that is used instead. +If the terminal can overstrike, +or handles underlining automatically, +.Nm ul +degenerates to +.Xr cat 1 . +If the terminal cannot underline, underlining is ignored. +.Pp +The following options are available: +.Bl -tag -width Ds +.It Fl i +Underlining is indicated by a separate line containing appropriate +dashes `\-'; this is useful when you want to look at the underlining +which is present in an +.Xr nroff +output stream on a crt-terminal. +.It Fl t Ar terminal +Overrides the terminal type specified in the environment with +.Ar terminal . +.El +.Sh ENVIRONMENT +The following environment variable is used: +.Bl -tag -width TERM +.It Ev TERM +The +.Ev TERM +variable is used to relate a tty device +with its device capability description (see +.Xr termcap 5 ) . +.Ev TERM +is set at login time, either by the default terminal type +specified in +.Pa /etc/ttys +or as set during the login process by the user in their +.Pa login +file (see +.Xr setenv 1 ) . +.El +.Sh SEE ALSO +.Xr man 1 , +.Xr nroff 1 , +.Xr colcrt 1 +.Sh BUGS +.Xr Nroff +usually outputs a series of backspaces and underlines intermixed +with the text to indicate underlining. No attempt is made to optimize +the backward motion. +.Sh HISTORY +The +.Nm +command appeared in +.Bx 3.0 . |