58 lines
1.3 KiB
C
58 lines
1.3 KiB
C
/* This file is part of stage0.
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*
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* stage0 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* stage0 is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with stage0. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "lisp.h"
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void writeobj(FILE *ofp, struct cell* op)
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{
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switch(op->type)
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{
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case INT: fprintf(ofp, "%d", op->value); break;
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case CONS:
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{
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fprintf(ofp, "(");
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for(;;)
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{
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writeobj(ofp, op->car);
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if(nil == op->cdr)
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{
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fprintf(ofp, ")");
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break;
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}
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op = op->cdr;
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if(op->type != CONS)
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{
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fprintf(ofp, " . ");
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writeobj(ofp, op);
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fprintf(ofp, ")");
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break;
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}
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fprintf(ofp, " ");
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}
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break;
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}
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case SYM:
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{
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fprintf(ofp, "%s", op->string);
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break;
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}
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case PRIMOP: fprintf(ofp, "#<PRIMOP>"); break;
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case PROC: fprintf(ofp, "#<PROC>"); break;
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case ASCII: fprintf(ofp, "%c", op->value); break;
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default: exit(1);
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}
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}
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