Annotation of gforth/recover-endtry.fs, revision 1.1
1.1 ! anton 1: \ provide TRY...RECOVER...ENDTRY on newer Gforth's
! 2:
! 3: \ Copyright (C) 2007 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., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
! 20:
! 21:
! 22: \ this provides the old-style TRY...RECOVER...ENDTRY syntax, but after
! 23: \ loading this file the system will be incompatible with the new-style
! 24: \ TRY syntax.
! 25:
! 26: [undefined] recover [if]
! 27:
! 28: : recover postpone endtry-iferror ; immediate compile-only
! 29: : endtry postpone then ; immediate compile-only
! 30:
! 31: \ now undefine the new words
! 32: : iferror -13 throw ; immediate
! 33: : restore -13 throw ; immediate
! 34: : endtry-iferror -13 throw ; immediate
! 35: [then]
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