freebsd-skq/sys/boot/forth/version.4th
julian 36cd7cef5e New boot loader menus from Devin Teske.
Discussed on hackers and recommended for inclusion into 9.0 at the devsummit.
All support email to devin   dteske at vicor dot ignoreme dot com .

Submitted by:	dteske at vicor dot ignoreme dot com
Reviewed by:	me and many others
2011-05-28 08:50:38 +00:00

61 lines
2.0 KiB
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\ Copyright (c) 2006-2011 Devin Teske <devinteske@hotmail.com>
\ All rights reserved.
\
\ Redistribution and use in source and binary forms, with or without
\ modification, are permitted provided that the following conditions
\ are met:
\ 1. Redistributions of source code must retain the above copyright
\ notice, this list of conditions and the following disclaimer.
\ 2. Redistributions in binary form must reproduce the above copyright
\ notice, this list of conditions and the following disclaimer in the
\ documentation and/or other materials provided with the distribution.
\
\ THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
\ ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
\ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
\ ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
\ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
\ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
\ OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
\ HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
\ LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
\ OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
\ SUCH DAMAGE.
\
\ $FreeBSD$
marker task-version.4th
variable versionX
variable versionY
\ Initialize text placement to defaults
80 versionX ! \ NOTE: this is the ending column (text is right-justified)
24 versionY !
: print_version ( -- )
\ Get the text placement position (if set)
s" loader_version_x" getenv dup -1 <> if
?number drop versionX ! -1
then drop
s" loader_version_y" getenv dup -1 <> if
?number drop versionY ! -1
then drop
\ Exit if a version was not set
s" loader_version" getenv dup -1 = if
drop exit
then
\ Right justify the text
dup versionX @ swap - versionY @ at-xy
\ Print the version (optionally in cyan)
loader_color? if
." " type ." "
else
type
then
;