Chris@10: /*
Chris@10:  * Copyright (c) 2003, 2007-11 Matteo Frigo
Chris@10:  * Copyright (c) 2003, 2007-11 Massachusetts Institute of Technology
Chris@10:  *
Chris@10:  * This program is free software; you can redistribute it and/or modify
Chris@10:  * it under the terms of the GNU General Public License as published by
Chris@10:  * the Free Software Foundation; either version 2 of the License, or
Chris@10:  * (at your option) any later version.
Chris@10:  *
Chris@10:  * This program is distributed in the hope that it will be useful,
Chris@10:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@10:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
Chris@10:  * GNU General Public License for more details.
Chris@10:  *
Chris@10:  * You should have received a copy of the GNU General Public License
Chris@10:  * along with this program; if not, write to the Free Software
Chris@10:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
Chris@10:  *
Chris@10:  */
Chris@10: 
Chris@10: #include "api.h"
Chris@10: 
Chris@10: typedef struct {
Chris@10:      printer super;
Chris@10:      int *cnt;
Chris@10: } P_cnt;
Chris@10: 
Chris@10: static void putchr_cnt(printer * p_, char c)
Chris@10: {
Chris@10:      P_cnt *p = (P_cnt *) p_;
Chris@10:      UNUSED(c);
Chris@10:      ++*p->cnt;
Chris@10: }
Chris@10: 
Chris@10: static printer *mkprinter_cnt(int *cnt)
Chris@10: {
Chris@10:      P_cnt *p = (P_cnt *) X(mkprinter)(sizeof(P_cnt), putchr_cnt, 0);
Chris@10:      p->cnt = cnt;
Chris@10:      *cnt = 0;
Chris@10:      return &p->super;
Chris@10: }
Chris@10: 
Chris@10: typedef struct {
Chris@10:      printer super;
Chris@10:      char *s;
Chris@10: } P_str;
Chris@10: 
Chris@10: static void putchr_str(printer * p_, char c)
Chris@10: {
Chris@10:      P_str *p = (P_str *) p_;
Chris@10:      *p->s++ = c;
Chris@10:      *p->s = 0;
Chris@10: }
Chris@10: 
Chris@10: static printer *mkprinter_str(char *s)
Chris@10: {
Chris@10:      P_str *p = (P_str *) X(mkprinter)(sizeof(P_str), putchr_str, 0);
Chris@10:      p->s = s;
Chris@10:      *s = 0;
Chris@10:      return &p->super;
Chris@10: }
Chris@10: 
Chris@10: char *X(export_wisdom_to_string)(void)
Chris@10: {
Chris@10:      printer *p;
Chris@10:      planner *plnr = X(the_planner)();
Chris@10:      int cnt;
Chris@10:      char *s;
Chris@10: 
Chris@10:      p = mkprinter_cnt(&cnt);
Chris@10:      plnr->adt->exprt(plnr, p);
Chris@10:      X(printer_destroy)(p);
Chris@10: 
Chris@10:      s = (char *) malloc(sizeof(char) * (cnt + 1));
Chris@10:      if (s) {
Chris@10:           p = mkprinter_str(s);
Chris@10:           plnr->adt->exprt(plnr, p);
Chris@10:           X(printer_destroy)(p);
Chris@10:      }
Chris@10: 
Chris@10:      return s;
Chris@10: }