src/usr.bin/mandoc/mandoc.1 - diff

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version 1.155, 2018/11/22 11:30:15

version 1.156, 2018/12/15 19:30:19

Line 1676

.It Sy "invalid escape sequence"

.Pq roff

An escape sequence has an invalid opening argument delimiter, lacks the

closing argument delimiter, or the argument has too few characters.

closing argument delimiter, the argument is of an invalid form, or it is

a character escape sequence with an invalid name.

If the argument is incomplete,

.Ic \e*

and

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.Ic \ew

to the length of the incomplete argument.

All other invalid escape sequences are ignored.

.It Sy "undefined escape, printing literally"

.Pq roff

In an escape sequence, the first character

right after the leading backslash is invalid.

That character is printed literally,

which is equivalent to ignoring the backslash.

.It Sy "undefined string, using \(dq\(dq"

.Pq roff

If a string is used without being defined before,

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.Nm

was found in an input file.

It is replaced by a question mark.

.It Sy "unsupported escape sequence"

.Pq roff

An input file contains an escape sequence supported by GNU troff

or Heirloom troff but not by

.Nm ,

and it is likely that this will cause information loss

or considerable misformatting.

.It Sy "unsupported roff request"

.Pq roff

An input file contains a