X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=x2p%2Fa2p.y;h=2d3f23923e540227af7485b500ef67b6ef61b28a;hb=1b979e0af6d73985fab5b12b2e2d182e270d6642;hp=afe513ca2470dfc8434ba0f02709adfd767c7497;hpb=a687059cbaf2c6fdccb5e0fae2aee80ec15625a8;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/x2p/a2p.y b/x2p/a2p.y
index afe513c..2d3f239 100644
--- a/x2p/a2p.y
+++ b/x2p/a2p.y
@@ -1,15 +1,12 @@
 %{
-/* $Header: a2p.y,v 3.0 89/10/18 15:34:29 lwall Locked $
+/* $RCSfile: a2p.y,v $$Revision: 4.1 $$Date: 92/08/07 18:29:12 $
  *
- *    Copyright (c) 1989, Larry Wall
+ *    Copyright (c) 1991-1997, Larry Wall
  *
- *    You may distribute under the terms of the GNU General Public License
- *    as specified in the README file that comes with the perl 3.0 kit.
+ *    You may distribute under the terms of either the GNU General Public
+ *    License or the Artistic License, as specified in the README file.
  *
  * $Log:	a2p.y,v $
- * Revision 3.0  89/10/18  15:34:29  lwall
- * 3.0 baseline
- * 
  */
 
 #include "INTERN.h"
@@ -87,32 +84,18 @@ arg_list: expr_list
 		{ $$ = rememberargs($$); }
 	;
 
-patpat	: pat
+patpat	: cond
 		{ $$ = oper1(OPAT,$1); }
-	| pat ',' pat
+	| cond ',' cond
 		{ $$ = oper2(ORANGE,$1,$3); }
 	;
 
-pat	: match
-	| rel
-	| compound_pat
-	;
-
-compound_pat
-	: '(' compound_pat ')'
-		{ $$ = oper1(OPPAREN,$2); }
-	| pat ANDAND maybe pat
-		{ $$ = oper3(OPANDAND,$1,$3,$4); }
-	| pat OROR maybe pat
-		{ $$ = oper3(OPOROR,$1,$3,$4); }
-	| NOT pat
-		{ $$ = oper1(OPNOT,$2); }
-	;
-
 cond	: expr
 	| match
 	| rel
 	| compound_cond
+	| cond '?' expr ':' expr
+		{ $$ = oper3(OCOND,$1,$3,$5); }
 	;
 
 compound_cond
@@ -150,7 +133,9 @@ expr	: term
 		{ $$ = $1; }
 	| expr term
 		{ $$ = oper2(OCONCAT,$1,$2); }
-	| variable ASGNOP expr
+	| expr '?' expr ':' expr
+		{ $$ = oper3(OCOND,$1,$3,$5); }
+	| variable ASGNOP cond
 		{ $$ = oper3(OASSIGN,$2,$1,$3);
 			if ((ops[$1].ival & 255) == OFLD)
 			    lval_field = TRUE;
@@ -179,8 +164,6 @@ term	: variable
 		{ $$ = oper2(OPOW,$1,$3); }
 	| term IN VAR
 		{ $$ = oper2(ODEFINED,aryrefarg($3),$1); }
-	| term '?' term ':' term
-		{ $$ = oper2(OCOND,$1,$3,$5); }
 	| variable INCR
 		{ $$ = oper1(OPOSTINCR,$1); }
 	| variable DECR
@@ -193,22 +176,22 @@ term	: variable
 		{ $$ = oper1(OUMINUS,$2); }
 	| '+' term %prec UMINUS
 		{ $$ = oper1(OUPLUS,$2); }
-	| '(' expr ')'
+	| '(' cond ')'
 		{ $$ = oper1(OPAREN,$2); }
 	| GETLINE
 		{ $$ = oper0(OGETLINE); }
-	| GETLINE VAR
+	| GETLINE variable
 		{ $$ = oper1(OGETLINE,$2); }
 	| GETLINE '<' expr
 		{ $$ = oper3(OGETLINE,Nullop,string("<",1),$3);
 		    if (ops[$3].ival != OSTR + (1<<8)) do_fancy_opens = TRUE; }
-	| GETLINE VAR '<' expr
+	| GETLINE variable '<' expr
 		{ $$ = oper3(OGETLINE,$2,string("<",1),$4);
 		    if (ops[$4].ival != OSTR + (1<<8)) do_fancy_opens = TRUE; }
 	| term 'p' GETLINE
 		{ $$ = oper3(OGETLINE,Nullop,string("|",1),$1);
 		    if (ops[$1].ival != OSTR + (1<<8)) do_fancy_opens = TRUE; }
-	| term 'p' GETLINE VAR
+	| term 'p' GETLINE variable
 		{ $$ = oper3(OGETLINE,$4,string("|",1),$1);
 		    if (ops[$1].ival != OSTR + (1<<8)) do_fancy_opens = TRUE; }
 	| FUN1
@@ -229,6 +212,8 @@ term	: variable
 		{ $$ = oper2(OSUBSTR,$3,$5); }
 	| SPLIT '(' expr ',' VAR ',' expr ')'
 		{ $$ = oper3(OSPLIT,$3,aryrefarg(numary($5)),$7); }
+	| SPLIT '(' expr ',' VAR ',' REGEX ')'
+		{ $$ = oper3(OSPLIT,$3,aryrefarg(numary($5)),oper1(OREGEX,$7));}
 	| SPLIT '(' expr ',' VAR ')'
 		{ $$ = oper2(OSPLIT,$3,aryrefarg(numary($5))); }
 	| INDEX '(' expr ',' expr ')'
@@ -376,12 +361,12 @@ simple
 		{ $$ = oper0(ORETURN); }
 	| RET expr
 		{ $$ = oper1(ORETURN,$2); }
-	| DELETE VAR '[' expr ']'
+	| DELETE VAR '[' expr_list ']'
 		{ $$ = oper2(ODELETE,aryrefarg($2),$4); }
 	;
 
 redir	: '>'	%prec FIELD
-		{ $$ = oper1(OREDIR,$1); }
+		{ $$ = oper1(OREDIR,string(">",1)); }
 	| GRGR
 		{ $$ = oper1(OREDIR,string(">>",2)); }
 	| '|'
@@ -408,4 +393,7 @@ compound
 	;
 
 %%
+
+int yyparse _((void));
+
 #include "a2py.c"