===================================================================
RCS file: /home/cvs/OpenXM_contrib2/asir2000/parse/parser.c,v
retrieving revision 1.1
retrieving revision 1.5
diff -u -p -r1.1 -r1.5
--- OpenXM_contrib2/asir2000/parse/parser.c	1999/12/03 07:39:12	1.1
+++ OpenXM_contrib2/asir2000/parse/parser.c	2002/12/09 00:42:15	1.5
@@ -1,9 +1,57 @@
-/* $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 1.4 2001/09/04 03:12:20 noro Exp $ 
+*/
 #include <ctype.h>
 #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;
@@ -45,6 +93,7 @@ FNODE *exprp;
 	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 {
@@ -52,6 +101,44 @@ 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() {
 	struct oEGT egt0,egt1;
 	extern int prtime,prresult,ox_do_copy;
@@ -72,7 +159,11 @@ void read_eval_loop() {
 		r1 = get_rtime();
 		if ( !ox_do_copy ) {
 			if ( prresult ) {
-				printexpr(CO,LastVal); putc('\n',asir_out);
+				if ( user_print_function )
+					bevalf(user_print_function,mknode(1,LastVal));
+				else
+					printexpr(CO,LastVal);
+				putc('\n',asir_out);
 				fflush(asir_out);
 			}
 			if ( prtime ) {