=================================================================== RCS file: /home/cvs/OpenXM_contrib2/asir2000/parse/parser.c,v retrieving revision 1.1 retrieving revision 1.13 diff -u -p -r1.1 -r1.13 --- OpenXM_contrib2/asir2000/parse/parser.c 1999/12/03 07:39:12 1.1 +++ OpenXM_contrib2/asir2000/parse/parser.c 2018/03/29 01:32:54 1.13 @@ -1,84 +1,192 @@ -/* $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, + * non-exclusive and royalty-free license to use, copy, modify and + * 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 + * FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT OF THIRD PARTIES' + * RIGHTS. NO FLL DEALER, AGENT, EMPLOYEES IS AUTHORIZED TO MAKE ANY + * MODIFICATIONS, EXTENSIONS, OR ADDITIONS TO THIS WARRANTY. + * UNDER NO CIRCUMSTANCES AND UNDER NO LEGAL THEORY, TORT, CONTRACT, + * OR OTHERWISE, SHALL FLL BE LIABLE TO YOU OR ANY OTHER PERSON FOR ANY + * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, PUNITIVE OR CONSEQUENTIAL + * DAMAGES OF ANY CHARACTER, INCLUDING, WITHOUT LIMITATION, DAMAGES + * ARISING OUT OF OR RELATING TO THE SOFTWARE OR THIS AGREEMENT, DAMAGES + * FOR LOSS OF GOODWILL, WORK STOPPAGE, OR LOSS OF DATA, OR FOR ANY + * DAMAGES, EVEN IF FLL SHALL HAVE BEEN INFORMED OF THE POSSIBILITY OF + * SUCH DAMAGES, OR FOR ANY CLAIM BY ANY OTHER PARTY. EVEN IF A PART + * OF THE SOFTWARE HAS BEEN DEVELOPED BY A THIRD PARTY, THE THIRD PARTY + * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, + * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. + * + * $OpenXM: OpenXM_contrib2/asir2000/parse/parser.c,v 1.12 2018/03/28 05:27:22 noro Exp $ +*/ #include #include "ca.h" #include "parse.h" -extern int main_parser; +extern int main_parser, allow_create_var; extern char *parse_strp; extern SNODE parse_snode; extern FUNC parse_targetf; +extern int outputstyle; -int mainparse(snodep) -SNODE *snodep; +int mainparse(SNODE *snodep) { - int ret; + int ret; - main_parser = 1; - ret = yyparse(); - *snodep = parse_snode; - return ret; + main_parser = 1; + ret = yyparse(); + *snodep = parse_snode; + return ret; } -int exprparse(f,str,exprp) -FUNC f; -char *str; -FNODE *exprp; +int exprparse(FUNC f,char *str,FNODE *exprp) { - char buf0[BUFSIZ]; - char *buf; - int i,n; - char c; + 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; - if ( yyparse() || !parse_snode || parse_snode->id != S_SINGLE ) { - *exprp = 0; return 0; - } else { - *exprp = (FNODE)FA0(parse_snode); return 1; - } + 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 = 0; + if ( yyparse() || !parse_snode || parse_snode->id != S_SINGLE ) { + *exprp = 0; return 0; + } else { + *exprp = (FNODE)FA0(parse_snode); return 1; + } } +/* allows to create a new variable */ +/* returns SNODE */ + +int exprparse_create_var(FUNC f,char *str,SNODE *statp) +{ + 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 0 + if ( yyparse() || !parse_snode || parse_snode->id != S_SINGLE ) { + *exprp = 0; return 0; + } else { + *exprp = (FNODE)FA0(parse_snode); return 1; + } +#else + if ( yyparse() || !parse_snode ) { + *statp = 0; return 0; + } else { + *statp = parse_snode; return 1; + } +#endif +} + +extern FUNC user_print_function; +extern f_break,f_continue,f_return; + void read_eval_loop() { - struct oEGT egt0,egt1; - extern int prtime,prresult,ox_do_copy; - SNODE snode; - double r0,r1; - double get_rtime(); - extern Obj LastVal; + struct oEGT egt0,egt1; + extern int prtime,prresult,ox_do_copy; + SNODE snode; + double r0,r1; + double get_rtime(); + extern Obj LastVal; - LastVal = 0; - while ( 1 ) { - mainparse(&snode); - nextbp = 0; - get_eg(&egt0); - r0 = get_rtime(); - LastVal = evalstat(snode); - storeans(LastVal); - get_eg(&egt1); - r1 = get_rtime(); - if ( !ox_do_copy ) { - if ( prresult ) { - printexpr(CO,LastVal); putc('\n',asir_out); - fflush(asir_out); - } - if ( prtime ) { - printtime(&egt0,&egt1,r1-r0); - } - prompt(); - } - } + LastVal = 0; + while ( 1 ) { + mainparse(&snode); + nextbp = 0; + get_eg(&egt0); + r0 = get_rtime(); + LastVal = evalstat(snode); + f_break = f_continue = f_return = 0; + storeans(LastVal); + get_eg(&egt1); + r1 = get_rtime(); + if ( !ox_do_copy ) { + if ( prresult ) { + if ( user_print_function ) { + bevalf(user_print_function,mknode(1,LastVal)); +#if !defined(__MINGW32__) + fflush(asir_out); +#endif + } else + printexpr(CO,LastVal); + if ( outputstyle == 1 ) { + putc(';',asir_out); + } + putc('\n',asir_out); +#if !defined(__MINGW32__) + fflush(asir_out); +#endif + } + if ( prtime ) { + printtime(&egt0,&egt1,r1-r0); + } +#if defined(__MINGW32__) + fflush(asir_out); + fflush(stderr); +#endif + prompt(); + } + } }