ncurses 6.1 - patch 20180203

[ncurses.git] / man / user_caps.5

diff --git a/man/user_caps.5 b/man/user_caps.5
index 0f20dad1c00538b1adb273bb4a40dc7f1f41143f..04830cb8ceac841fe2a1a27860789023887040fc 100644 (file)
--- a/man/user_caps.5
+++ b/man/user_caps.5
@@ -1,5 +1,5 @@
 .\"***************************************************************************
-.\" Copyright (c) 2017 Free Software Foundation, Inc.                        *
+.\" Copyright (c) 2017,2018 Free Software Foundation, Inc.                   *
 .\"                                                                          *
 .\" Permission is hereby granted, free of charge, to any person obtaining a  *
 .\" copy of this software and associated documentation files (the            *
@@ -26,16 +26,16 @@
 .\" authorization.                                                           *
 .\"***************************************************************************
 .\"
-.\" $Id: user_caps.5,v 1.2 2017/09/04 19:27:24 tom Exp $
+.\" $Id: user_caps.5,v 1.6 2018/02/03 22:38:17 tom Exp $
 .TH user_caps 5
 .ie \n(.g .ds `` \(lq
 .el       .ds `` ``
 .ie \n(.g .ds '' \(rq
 .el       .ds '' ''
 .de NS
-.ie \n(.sp
+.ie n  .sp
 .el    .sp .5
-.ie \n(.in +4
+.ie n  .in +4
 .el    .in +2
 .nf
 .ft C                  \" Courier
@@ -46,9 +46,9 @@
 .in -4
 ..
 .de bP
-.IP \(bu 4
+.ie n  .IP \(bu 4
+.el    .IP \(bu 2
 ..
-.ds n 5
 .SH NAME
 user_caps \- user-defined terminfo capabilities
 .SH SYNOPSIS
@@ -203,6 +203,12 @@ blue (and green) lose just as in the \fIboolean\fP case.
 explicitly list the number of bits used for red, green and blue components
 as a slash-separated list of decimal integers.
 .RE
+.IP
+Because there are several RGB encodings in use,
+applications which make assumptions about the number of bits per color
+are unlikely to work reliably.
+As a trivial case, for example, one could define \fBRGB#1\fP
+to represent the standard eight ANSI colors, i.e., one bit per color.
 .TP 3
 U8
 \fIboolean\fP,