diff options
| author | Otto Moerbeek <otto@cvs.openbsd.org> | 2003-12-02 09:00:49 +0000 |
|---|---|---|
| committer | Otto Moerbeek <otto@cvs.openbsd.org> | 2003-12-02 09:00:49 +0000 |
| commit | 614c7fb94be01813da533867c367aec4daa4440f (patch) | |
| tree | 2e6254ca60d966194bd9e0cf6ea58b46bdf7178e | |
| parent | e0fb05eb8bc64b3760a73c307816506bb4d6239e (diff) | |
Describe long variable names, a non-portable extension.
help and ok jmc@
| -rw-r--r-- | usr.bin/bc/bc.1 | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/usr.bin/bc/bc.1 b/usr.bin/bc/bc.1 index 570e1aedf22..6d82072cea2 100644 --- a/usr.bin/bc/bc.1 +++ b/usr.bin/bc/bc.1 @@ -1,4 +1,4 @@ -.\" $OpenBSD: bc.1,v 1.14 2003/11/17 11:21:00 otto Exp $ +.\" $OpenBSD: bc.1,v 1.15 2003/12/02 09:00:48 otto Exp $ .\" .\" Copyright (C) Caldera International Inc. 2001-2002. .\" All rights reserved. @@ -80,6 +80,13 @@ means letter a-z; means expression; .Sq S means statement. +As a non-portable extension, it is possible to use long names +in addition to single letter names. +A long name is a sequence starting with a lowercase letter +followed by any number of lowercase letters and digits. +The underscore character +.Pq Sq _ +counts as a letter. .Pp Comments .Bd -unfilled -offset indent -compact |