obp/obp/os/bootprom/msgbuf.fth

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\ Hypervisor Software File: msgbuf.fth
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id: @(#)msgbuf.fth 1.6 01/04/06
purpose:
copyright: Copyright 1990-2001 Sun Microsystems, Inc.  All Rights Reserved

headerless
h# 1800 constant  msg-buf-size
msg-buf-size    buffer: msg-buf

variable msg-buf-ptr  msg-buf-ptr off
variable msg-buf-end  msg-buf-end off

headers
: show-tty-msgs ( -- )  msg-buf-ptr @  msg-buf tuck - type cr  ;

\   begin                               ( adr len )
\      dup exit? 0= and                         ( adr len flag )
\   while                               ( adr len )
\      control M left-parse-string      ( adr len' adr2 len2 )
\      ?dup if                          ( adr len' adr2 len2 )
\          type (cr 1 #line +!          ( adr len' )
\      else                             ( adr len' adr )
\          drop                         ( adr len' )
\      then                             ( adr len' )
\   repeat
\   2drop
headerless

\ NOTE: msg-buf-ptr and msg-buf-end must be initialized after msg-buffer
\       is accessed.  Since msg-buffer is defined as buffer:, its
\       space is only being allocated after the first access.
stand-init: Alloc msg buf
   msg-buf msg-buf-size 0 fill
   msg-buf msg-buf-ptr !
   msg-buf msg-buf-size + msg-buf-end !
;

headers