maint: fix distcheck.

[bison.git] / examples / variant.yy

diff --git a/examples/variant.yy b/examples/variant.yy
index fe5dce0fa9219b7b85ee1a4997c38fcf7f6a3c22..39a57ba8082ed555a1506f07a767d3df6152c61d 100644 (file)
--- a/examples/variant.yy
+++ b/examples/variant.yy
@@ -1,8 +1,27 @@
+/*
+  Copyright (C) 2008-2012 Free Software Foundation, Inc.
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
 %debug
 %skeleton "lalr1.cc"
 %defines
+%define parse.assert
 %define variant
 %define lex_symbol
+%locations
 
 %code requires // *.hh
 {
@@ -85,26 +104,28 @@ yy::parser::symbol_type
 yylex ()
 {
   static int stage = -1;
-  switch (++stage)
+  ++stage;
+  yy::parser::location_type loc(0, stage + 1, stage + 1);
+  switch (stage)
   {
     case 0:
-      return yy::parser::make_TEXT ("I have three numbers for you.");
+      return yy::parser::make_TEXT ("I have three numbers for you.", loc);
     case 1:
     case 2:
     case 3:
-      return yy::parser::make_NUMBER (stage);
+      return yy::parser::make_NUMBER (stage, loc);
     case 4:
-      return yy::parser::make_TEXT ("And that's all!");
+      return yy::parser::make_TEXT ("And that's all!", loc);
     default:
-      return yy::parser::make_END_OF_FILE ();
+      return yy::parser::make_END_OF_FILE (loc);
   }
 }
 
 // Mandatory error function
 void
-yy::parser::error (const std::string& message)
+yy::parser::error (const yy::parser::location_type& loc, const std::string& msg)
 {
-  std::cerr << message << std::endl;
+  std::cerr << loc << ": " << msg << std::endl;
 }
 
 int