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Diff for /OpenXM_contrib2/asir2000/parse/parser.c between version 1.1 and 1.7

version 1.1, 1999/12/03 07:39:12 version 1.7, 2004/02/27 09:13:04
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 /* $OpenXM: OpenXM/src/asir99/parse/parser.c,v 1.1.1.1 1999/11/10 08:12:34 noro Exp $ */  /*
    * Copyright (c) 1994-2000 FUJITSU LABORATORIES LIMITED
    * All rights reserved.
    *
    * FUJITSU LABORATORIES LIMITED ("FLL") hereby grants you a limited,
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    * redistribute, solely for non-commercial and non-profit purposes, the
    * computer program, "Risa/Asir" ("SOFTWARE"), subject to the terms and
    * conditions of this Agreement. For the avoidance of doubt, you acquire
    * only a limited right to use the SOFTWARE hereunder, and FLL or any
    * third party developer retains all rights, including but not limited to
    * copyrights, in and to the SOFTWARE.
    *
    * (1) FLL does not grant you a license in any way for commercial
    * purposes. You may use the SOFTWARE only for non-commercial and
    * non-profit purposes only, such as academic, research and internal
    * business use.
    * (2) The SOFTWARE is protected by the Copyright Law of Japan and
    * international copyright treaties. If you make copies of the SOFTWARE,
    * with or without modification, as permitted hereunder, you shall affix
    * to all such copies of the SOFTWARE the above copyright notice.
    * (3) An explicit reference to this SOFTWARE and its copyright owner
    * shall be made on your publication or presentation in any form of the
    * results obtained by use of the SOFTWARE.
    * (4) In the event that you modify the SOFTWARE, you shall notify FLL by
    * e-mail at risa-admin@sec.flab.fujitsu.co.jp of the detailed specification
    * for such modification or the source code of the modified part of the
    * SOFTWARE.
    *
    * THE SOFTWARE IS PROVIDED AS IS WITHOUT ANY WARRANTY OF ANY KIND. FLL
    * MAKES ABSOLUTELY NO WARRANTIES, EXPRESSED, IMPLIED OR STATUTORY, AND
    * EXPRESSLY DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS
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    * DAMAGES, EVEN IF FLL SHALL HAVE BEEN INFORMED OF THE POSSIBILITY OF
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    * OF THE SOFTWARE HAS BEEN DEVELOPED BY A THIRD PARTY, THE THIRD PARTY
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    *
    * $OpenXM: OpenXM_contrib2/asir2000/parse/parser.c,v 1.6 2003/06/07 16:40:26 saito Exp $
   */
 #include <ctype.h>  #include <ctype.h>
 #include "ca.h"  #include "ca.h"
 #include "parse.h"  #include "parse.h"
   
 extern int main_parser;  extern int main_parser, allow_create_var;
 extern char *parse_strp;  extern char *parse_strp;
 extern SNODE parse_snode;  extern SNODE parse_snode;
 extern FUNC parse_targetf;  extern FUNC parse_targetf;
   extern int outputstyle;
   
 int mainparse(snodep)  int mainparse(snodep)
 SNODE *snodep;  SNODE *snodep;
Line 45  FNODE *exprp;
Line 94  FNODE *exprp;
         parse_strp = buf;          parse_strp = buf;
         parse_targetf = f;          parse_targetf = f;
         main_parser = 0;          main_parser = 0;
           allow_create_var = 0;
         if ( yyparse() || !parse_snode || parse_snode->id != S_SINGLE ) {          if ( yyparse() || !parse_snode || parse_snode->id != S_SINGLE ) {
                 *exprp = 0; return 0;                  *exprp = 0; return 0;
         } else {          } else {
Line 52  FNODE *exprp;
Line 102  FNODE *exprp;
         }          }
 }  }
   
   /* allows to create a new variable */
   
   int exprparse_create_var(f,str,exprp)
   FUNC f;
   char *str;
   FNODE *exprp;
   {
           char buf0[BUFSIZ];
           char *buf;
           int i,n;
           char c;
   
   
           n = strlen(str);
           if ( n >= BUFSIZ )
                   buf = (char *)ALLOCA(n+1);
           else
                   buf = buf0;
           for ( i = 0; ; i++, str++ ) {
                   c = *str;
                   if ( !c || c == '\n' ) {
                           buf[i] = ';'; buf[i+1] = 0; break;
                   } else
                           buf[i] = c;
           }
           parse_strp = buf;
           parse_targetf = f;
           main_parser = 0;
           allow_create_var = 1;
           if ( yyparse() || !parse_snode || parse_snode->id != S_SINGLE ) {
                   *exprp = 0; return 0;
           } else {
                   *exprp = (FNODE)FA0(parse_snode); return 1;
           }
   }
   
   extern FUNC user_print_function;
   
 void read_eval_loop() {  void read_eval_loop() {
         struct oEGT egt0,egt1;          struct oEGT egt0,egt1;
         extern int prtime,prresult,ox_do_copy;          extern int prtime,prresult,ox_do_copy;
Line 59  void read_eval_loop() {
Line 147  void read_eval_loop() {
         double r0,r1;          double r0,r1;
         double get_rtime();          double get_rtime();
         extern Obj LastVal;          extern Obj LastVal;
           extern int asir_texmacs;
   
         LastVal = 0;          LastVal = 0;
         while ( 1 ) {          while ( 1 ) {
Line 72  void read_eval_loop() {
Line 161  void read_eval_loop() {
                 r1 = get_rtime();                  r1 = get_rtime();
                 if ( !ox_do_copy ) {                  if ( !ox_do_copy ) {
                         if ( prresult ) {                          if ( prresult ) {
                                 printexpr(CO,LastVal); putc('\n',asir_out);                                  if ( user_print_function ) {
                                           bevalf(user_print_function,mknode(1,LastVal));
                                           fflush(asir_out);
                                   } else
                                           printexpr(CO,LastVal);
                                   if ( asir_texmacs ) printf("\2verbatim:");
                                   if ( outputstyle == 1 ) {
                                           putc(';',asir_out);
                                   }
                                   putc('\n',asir_out);
                                 fflush(asir_out);                                  fflush(asir_out);
                                   if ( asir_texmacs ) { putchar('\5'); fflush(stdout); }
                         }                          }
                         if ( prtime ) {                          if ( prtime ) {
                                   if ( asir_texmacs ) printf("\2verbatim:");
                                 printtime(&egt0,&egt1,r1-r0);                                  printtime(&egt0,&egt1,r1-r0);
                                   if ( asir_texmacs ) { putchar('\5'); fflush(stdout); }
                         }                          }
                         prompt();                          prompt();
                 }                  }
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