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e_retry.e
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1999-06-05
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-- This file is part of SmallEiffel The GNU Eiffel Compiler.
-- Copyright (C) 1994-98 LORIA - UHP - CRIN - INRIA - FRANCE
-- Dominique COLNET and Suzanne COLLIN - colnet@loria.fr
-- http://SmallEiffel.loria.fr
-- SmallEiffel is free software; you can redistribute it and/or modify it
-- under the terms of the GNU General Public License as published by the Free
-- Software Foundation; either version 2, or (at your option) any later
-- version. SmallEiffel is distributed in the hope that it will be useful,but
-- WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
-- for more details. You should have received a copy of the GNU General
-- Public License along with SmallEiffel; see the file COPYING. If not,
-- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-- Boston, MA 02111-1307, USA.
--
class E_RETRY
--
-- To store instruction "retry" for exception handling.
--
inherit INSTRUCTION;
creation make
feature
start_position: POSITION;
feature {NONE}
run_feature: RUN_FEATURE;
-- Corresponding one when runnable.
feature {NONE}
make(sp: like start_position) is
do
start_position := sp;
end;
feature
end_mark_comment: BOOLEAN is false;
is_pre_computable: BOOLEAN is false;
use_current: BOOLEAN is false;
feature
afd_check is
do
end;
collect_c_tmp is
do
end;
compile_to_c is
do
if run_control.no_check then
run_feature.c_assertion_flag;
cpp.put_string("=1;%N");
end;
cpp.put_string("goto retry_tag;%N");
end;
compile_to_jvm is
do
eh.add_position(start_position);
fatal_error(fz_jvm_error);
end;
to_runnable(ct: TYPE): like Current is
local
rf: RUN_FEATURE;
do
rf := small_eiffel.top_rf;
if run_feature = Void then
run_feature := rf;
Result := Current;
elseif run_feature = rf then
Result := Current
else
!!Result.make(start_position);
Result := Result.to_runnable(ct);
end;
end;
pretty_print is
do
fmt.put_string("retry");
if fmt.semi_colon_flag then
fmt.put_character(';');
end;
end;
end -- E_RETRY