5 'gtroff' Reference ******************** This chapter covers *all* of the facilities of 'gtroff'. Users of macro packages may skip it if not interested in details.
· Text · Measurements · Expressions · Identifiers · Embedded Commands · Registers · Manipulating Filling and Adjusting · Manipulating Hyphenation · Manipulating Spacing · Tabs and Fields · Character Translations · Troff and Nroff Mode · Line Layout · Line Control · Page Layout · Page Control · Fonts and Symbols · Sizes · Strings · Conditionals and Loops · Writing Macros · Page Motions · Drawing Requests · Traps · Diversions · Environments · Suppressing output · Colors · I/O · Postprocessor Access · Miscellaneous · Gtroff Internals · Debugging · Implementation Differences