Annotation of gforth/stuff.fs, revision 1.6

1.1       anton       1: \ miscelleneous words
                      2: 
                      3: \ Copyright (C) 1996 Free Software Foundation, Inc.
                      4: 
                      5: \ This file is part of Gforth.
                      6: 
                      7: \ Gforth is free software; you can redistribute it and/or
                      8: \ modify it under the terms of the GNU General Public License
                      9: \ as published by the Free Software Foundation; either version 2
                     10: \ of the License, or (at your option) any later version.
                     11: 
                     12: \ This program is distributed in the hope that it will be useful,
                     13: \ but WITHOUT ANY WARRANTY; without even the implied warranty of
                     14: \ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     15: \ GNU General Public License for more details.
                     16: 
                     17: \ You should have received a copy of the GNU General Public License
                     18: \ along with this program; if not, write to the Free Software
                     19: \ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
                     20: 
1.6     ! anton      21: ' require alias needs ( ... "name" -- ... ) \ gforth
        !            22: \G an alias for @code{require}; exists on other systems (e.g., Win32Forth).
1.1       anton      23: \ needs is an F-PC name. we will probably switch to 'needs' in the future
                     24: 
                     25: \ a little more compiler security
                     26: 
                     27: \ currently not used by Gforth, but maybe by add-ons e.g., the 486asm
                     28: AUser CSP
                     29: 
                     30: : !CSP ( -- )
                     31:     sp@ csp ! ;
                     32: 
                     33: : ?CSP ( -- )
                     34:     sp@ csp @ <> -22 and throw ;
1.2       anton      35: 
1.4       anton      36: \ DMIN and DMAX
                     37: 
1.2       anton      38: : dmin ( d1 d2 -- d ) \ double
1.5       pazsan     39:     2over 2over d> IF  2swap  THEN 2drop ;
1.2       anton      40: 
                     41: : dmax ( d1 d2 -- d ) \ double
1.5       pazsan     42:     2over 2over d< IF  2swap  THEN 2drop ;
1.4       anton      43: 
                     44: \ shell commands
                     45: 
                     46: 0 Value $?
                     47: 
                     48: : system ( addr u -- ) \ gforth
                     49:     (system) throw TO $? ;
                     50: : sh ( "..." -- ) \ gforth
                     51:     '# parse cr system ;
                     52: 

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