# Executing Actions. -*- Autotest -*-
-# Copyright (C) 2001, 2002 Free Software Foundation, Inc.
+# Copyright (C) 2001, 2002, 2003 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
# Make sure complex $n work.
+AT_BISON_OPTION_PUSHDEFS([$5])
AT_DATA_GRAMMAR([[input.y]],
[[$5
%{
#include <stdio.h>
#include <stdlib.h>
-#define RANGE(Location) (Location).first_line, (Location).last_line
-static int yylex (void);
-static void yyerror (const char *msg);
-%}
+]AT_LALR1_CC_IF(
+ [#define RANGE(Location) (Location).begin.line, (Location).end.line],
+ [#define RANGE(Location) (Location).first_line, (Location).last_line])
+[%}
%error-verbose
%debug
%verbose
{
int ival;
}
+
+%{
+]AT_LALR1_CC_IF([typedef yy::Location YYLTYPE;])
+[static int yylex (]AT_LEX_FORMALS[);
+static void yyerror (const char *msg);
+%}
+
%type <ival> 'x' ';' thing line input
%printer { fprintf (yyoutput, "%d@%d-%d", $$, RANGE (@$)); }
;
%%
static int
-yylex (void)
+yylex (]AT_LEX_FORMALS[)
{
static const unsigned int input[] =
{
if (counter < (sizeof(input) / sizeof (input[0])))
{
- yylval.ival = counter;
+]AT_LALR1_CC_IF(
+[ yylval->ival = counter;
+ /* As in BASIC, line numbers go from 10 to 10. */
+ yylloc->begin.line = yylloc->begin.column = 10 * counter;
+ yylloc->end.line = yylloc->end.column = yylloc->begin.line + 9;
+ printf ("sending: '%c' (%d@%d-%d)\n",
+ input[[counter]], yylval->ival, RANGE (*yylloc));
+ return (int) input[[counter++]];
+],
+[ yylval.ival = counter;
/* As in BASIC, line numbers go from 10 to 10. */
yylloc.first_line = yylloc.first_column = 10 * counter;
yylloc.last_line = yylloc.last_column = yylloc.first_line + 9;
printf ("sending: '%c' (%d@%d-%d)\n",
- input[counter], yylval.ival, RANGE (yylloc));
- return (int) input[counter++];
+ input[[counter]], yylval.ival, RANGE (yylloc));
+ return (int) input[[counter++]];
+])[
}
else
{
}
}
-static void
+]AT_LALR1_CC_IF(
+[/* Currently, print_ is required in C++. */
+void
+yy::Parser::print_ ()
+{
+ std::cerr << location;
+}
+
+/* A C++ error reporting function. */
+void
+yy::Parser::error_ ()
+{
+ printf ("%d-%d: %s\n", RANGE (location), message.c_str());
+}
+
+static bool yydebug;
+int
+yyparse ()
+{
+ yy::Parser parser (yydebug, yy::Location::Location ());
+ return parser.parse ();
+}
+],
+[static void
yyerror (const char *msg)
{
printf ("%d-%d: %s\n", RANGE (yylloc), msg);
-}
+}])[
int
main (void)
]])
AT_CHECK([bison -o input.c input.y])
-AT_COMPILE([input])
+AT_LALR1_CC_IF([AT_COMPILE_CXX([input])],
+ [AT_COMPILE([input])])
AT_PARSER_CHECK([./input], 1,
[[sending: 'x' (0@0-9)
thing (0@0-9): 'x' (0@0-9)
AT_CHECK_PRINTER_AND_DESTRUCTOR()
+AT_CHECK_PRINTER_AND_DESTRUCTOR([%locations %defines %skeleton "lalr1.cc"])
# FIXME. This test case fails.
#AT_CHECK_PRINTER_AND_DESTRUCTOR([%glr-parser])