Add support for `gsize' eqn token (introduced in second-edition troff).

1 files changed, 10 insertions, 0 deletions

diff --git a/eqn.7 b/eqn.7
index cbb4a4ef..a4fc3be8 100644
--- a/eqn.7
+++ b/eqn.7
@@ -66,6 +66,7 @@ eqn     : box | eqn box
 box     : text
         | "{" eqn "}"
         | "define" text text
+        | "gsize" text
         | "set" text text
         | "undef" text
         | box pos box
@@ -141,6 +142,15 @@ foo bar 'baz'
 .Ed
 .Pp
 Self-referencing definitions will raise an error.
+.It Cm gsize
+Set the default size of subsequent output.
+Its syntax is as follows:
+.Pp
+.D1 define Ar size
+.Pp
+The
+.Ar size
+value should be an integer.
 .It Cm set
 Set an equation mode.
 Both arguments are thrown away.