From 5fd83771641d15c418f747bd343ba6738d3875f7 Mon Sep 17 00:00:00 2001 From: Cameron Katri Date: Sun, 9 May 2021 14:20:58 -0400 Subject: Import macOS userland adv_cmds-176 basic_cmds-55 bootstrap_cmds-116.100.1 developer_cmds-66 diskdev_cmds-667.40.1 doc_cmds-53.60.1 file_cmds-321.40.3 mail_cmds-35 misc_cmds-34 network_cmds-606.40.1 patch_cmds-17 remote_cmds-63 shell_cmds-216.60.1 system_cmds-880.60.2 text_cmds-106 --- doc_cmds/colcrt/colcrt.1 | 124 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 124 insertions(+) create mode 100644 doc_cmds/colcrt/colcrt.1 (limited to 'doc_cmds/colcrt/colcrt.1') diff --git a/doc_cmds/colcrt/colcrt.1 b/doc_cmds/colcrt/colcrt.1 new file mode 100644 index 0000000..cc2df02 --- /dev/null +++ b/doc_cmds/colcrt/colcrt.1 @@ -0,0 +1,124 @@ +.\" Copyright (c) 1980, 1990, 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. +.\" +.\" @(#)colcrt.1 8.1 (Berkeley) 6/30/93 +.\" $FreeBSD: src/usr.bin/colcrt/colcrt.1,v 1.13 2004/07/31 06:22:01 tjr Exp $ +.\" +.Dd July 31, 2004 +.Dt COLCRT 1 +.Os +.Sh NAME +.Nm colcrt +.Nd filter nroff output for CRT previewing +.Sh SYNOPSIS +.Nm +.Op Fl +.Op Fl \&2 +.Op Ar +.Sh DESCRIPTION +The +.Nm +utility provides virtual half-line and reverse line feed sequences +for terminals without such capability, and on which overstriking +is destructive. +Half-line characters and underlining (changed to dashing `\-') +are placed on new lines in between the normal output lines. +.Pp +The following options are available: +.Bl -tag -width indent +.It Fl +Suppress all underlining. +This option is especially useful for previewing +.Em allboxed +tables from +.Xr tbl 1 . +.It Fl 2 +Cause all half-lines to be printed, effectively double spacing the output. +Normally, a minimal space output format is used which will suppress empty +lines. +The program never suppresses two consecutive empty lines, however. +The +.Fl 2 +option is useful for sending output to the line printer when the output +contains superscripts and subscripts which would otherwise be invisible. +.El +.Sh ENVIRONMENT +The +.Ev LANG , LC_ALL +and +.Ev LC_CTYPE +environment variables affect the execution of +.Nm +as described in +.Xr environ 7 . +.Sh EXAMPLES +A typical use of +.Nm +would be +.Bd -literal +tbl exum2.n \&| nroff \-ms \&| colcrt \- \&| more +.Ed +.Sh DIAGNOSTICS +.Ex -std +.Sh SEE ALSO +.Xr col 1 , +.Xr more 1 , +.Xr nroff 1 , +.Xr troff 1 , +.Xr ul 1 +.Sh BUGS +Should fold underlines onto blanks even with the +.Sq Fl +option so that +a true underline character would show. +.Pp +Can't back up more than 102 lines. +.Pp +General overstriking is lost; +as a special case +.Ql \&| +overstruck with +.Ql \- +or underline becomes +.Ql \&+ . +.Pp +Lines are trimmed to 132 characters. +.Pp +Some provision should be made for processing superscripts and subscripts +in documents which are already double-spaced. +.Pp +Characters that take up more than one column position may not be +underlined correctly. +.Sh HISTORY +The +.Nm +command appeared in +.Bx 3.0 . -- cgit v1.2.3-56-ge451