Shorten the description of .sp and move it to roff(7).

If is not a macro but a low-level roff request
and not recommended for use in manual pages.

1 files changed, 0 insertions, 17 deletions

diff --git a/mdoc.7 b/mdoc.7
index 4cace45a..03689f49 100644
--- a/mdoc.7
+++ b/mdoc.7
@@ -476,7 +476,6 @@ in the alphabetical
 .It Sx \&Ap Ta apostrophe without surrounding whitespace (no arguments)
 .It Sx \&Sm Ta switch horizontal spacing mode: Op Cm on | off
 .It Sx \&Bk , \&Ek Ta keep block: Fl words
-.It Sx \&sp Ta force vertical space: Op Ar height
 .El
 .Ss Semantic markup for command line utilities:
 .Bl -column "Brq, Bro, Brc" description
@@ -2735,21 +2734,6 @@ Examples:
 .Dl \&.Xr mandoc 1
 .Dl \&.Xr mandoc 1 \&;
 .Dl \&.Xr mandoc 1 \&Ns s behaviour
-.Ss \&sp
-Emits vertical space.
-This macro should not be used; it is implemented for compatibility with
-historical manuals.
-Its syntax is as follows:
-.Pp
-.D1 Pf \. Sx \&sp Op Ar height
-.Pp
-The
-.Ar height
-argument is a scaling width as described in
-.Xr roff 7 .
-If unspecified,
-.Sx \&sp
-asserts a single vertical space.
 .Sh MACRO SYNTAX
 The syntax of a macro depends on its classification.
 In this section,
@@ -3034,7 +3018,6 @@ then the macro accepts an arbitrary number of arguments.
 .It Sx \&Va  Ta    Yes      Ta    Yes      Ta    n
 .It Sx \&Vt  Ta    Yes      Ta    Yes      Ta    >0
 .It Sx \&Xr  Ta    Yes      Ta    Yes      Ta    2
-.It Sx \&sp  Ta    \&No     Ta    \&No     Ta    1
 .El
 .Ss Delimiters
 When a macro argument consists of one single input character