9

Command Line Options

This chapter describes command line options that are common to most clients. Some arguments to command line options can also be specified as the values of resource variables, described in Chapter 10, Setting Resources. For example, the format of a geometry string or a color specification is the same whether it is specified as an argument to an option or as the value of a resource definition.

In This Chapter:

Window Title and Application Name

Starting a Client Window as an Icon

Specifying Fonts on the Command Line

Reverse Video

Specifying Color

The rgb.txt File

Release 4 Color Names

Alternative Release 4 Color Databases

Hexadecimal Color Specification

The RGB Color Model

How Many Colors are Available?

Border Width

9

Command Line Options

As explained in Chapter 3, Working in the X Environment, X allows the user to specify numerous (very numerous!) command line options when starting most clients. The command line options for each client are detailed on the reference pages in Part Three of this guide.

As a general rule, all options can be shortened to the shortest unique abbreviation. For example, -display can be shortened to -d if there is no other option beginning with “d.” (Note that while this is true for all the standard MIT clients, it may not be true of any random client taken off the net.)

In addition to certain client-specific options, all applications built with the X Toolkit (or a toolkit based on the Xt Intrinsics, such as the Motif Toolkit) accept ...

Get X Window System User's Guide, Vol 3 (The Definitive Guides to the X Window System) now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.