50 lines
916 B
Forth
50 lines
916 B
Forth
\ ** ficl/softwords/ficllocal.fr
|
|
\ ** stack comment style local syntax...
|
|
\ {{ a b c -- d e }}
|
|
\ variables before the "--" are initialized in reverse order
|
|
\ from the stack. Those after the "--" are zero initialized
|
|
\ Uses locals...
|
|
\ locstate: 0 = looking for -- or }}
|
|
\ 1 = found --
|
|
\
|
|
\ $FreeBSD$
|
|
|
|
hide
|
|
0 constant zero
|
|
|
|
: ?-- s" --" compare 0= ;
|
|
: ?}} s" }}" compare 0= ;
|
|
|
|
set-current
|
|
|
|
: {{
|
|
0 dup locals| nLocs locstate |
|
|
begin
|
|
parse-word
|
|
?dup 0= abort" Error: out of text without seeing }}"
|
|
2dup 2dup ?-- -rot ?}} or 0=
|
|
while
|
|
nLocs 1+ to nLocs
|
|
repeat
|
|
|
|
?-- if 1 to locstate endif
|
|
|
|
nLocs 0 do
|
|
(local)
|
|
loop
|
|
|
|
locstate 1 = if
|
|
begin
|
|
parse-word
|
|
2dup ?}} 0=
|
|
while
|
|
postpone zero (local)
|
|
repeat
|
|
2drop
|
|
endif
|
|
|
|
0 0 (local)
|
|
; immediate compile-only
|
|
|
|
previous
|