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@set, @clear, and @valueYou can direct the Texinfo formatting commands to format or ignore parts
of a Texinfo file with the @set, @clear, @ifset,
and @ifclear commands.
Brief descriptions:
@set flag [value]Set the variable flag, to the optional value if specifed.
@clear flagUndefine the variable flag, whether or not it was previously defined.
@ifset flagIf flag is set, text through the next @end ifset command
is formatted. If flag is clear, text through the following
@end ifset command is ignored.
@ifclear flagIf flag is set, text through the next @end ifclear command
is ignored. If flag is clear, text through the following
@end ifclear command is formatted.
| • set value: | Expand a flag variable to a string. | |
| • ifset ifclear: | Format a region if a flag is set. | |
| • value Example: | An easy way to update edition information. |