options.fs

\ process options in an extensible way

\ Authors: Bernd Paysan, Anton Ertl
\ Copyright (C) 2016,2017,2019,2020,2021,2023,2024 Free Software Foundation, Inc.

\ This file is part of Gforth.

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\ modify it under the terms of the GNU General Public License
\ as published by the Free Software Foundation, either version 3
\ of the License, or (at your option) any later version.

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Defer image-options
:noname ( -- )
    ."   FILE				    load FILE (with `require')" cr
    ."   -e STRING, --evaluate STRING	    interpret STRING (with `EVALUATE')" cr
    ."   -Werror|pedantic|all|on|	    set warning levels" cr
; is image-options

Vocabulary options

options also definitions

: --evaluate ( -- ) refill IF  interpret  ELSE  #-2053 throw  THEN ;
' --evaluate alias -e

: --help ( -- )
    ." Image Options:" cr image-options
    ." Report bugs on <https://savannah.gnu.org/bugs/?func=addbug&group=gforth>" cr
    bye ;
' --help alias -h

: -Werror ( -- )    -4 warnings ! ;
: -Wpedantic ( -- ) -3 warnings ! ;
: -Wall ( -- )      -2 warnings ! ;
: -Won ( -- )       -1 warnings ! ;
: -W ( -- )          warnings off ;

previous forth definitions

' required constant `required

' `required ' options >wordlist 2 recognizer-sequence: process-voc-option ( addr u -- ... xt | 0 )

' process-voc-option is process-option