# Simple calculator. -*- Autotest -*-
-# Copyright (C) 2000-2012 Free Software Foundation, Inc.
+# Copyright (C) 2000-2013 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
# _AT_DATA_CALC_Y($1, $2, $3, [BISON-DIRECTIVES])
# -----------------------------------------------
-# Produce `calc.y' and, if %defines was specified, `calc-lex.c' or
-# `calc-lex.cc'.
+# Produce 'calc.y' and, if %defines was specified, 'calc-lex.c' or
+# 'calc-lex.cc'.
#
# Don't call this macro directly, because it contains some occurrences
-# of `$1' etc. which will be interpreted by m4. So you should call it
+# of '$1' etc. which will be interpreted by m4. So you should call it
# with $1, $2, and $3 as arguments, which is what AT_DATA_CALC_Y does.
#
# When %defines is not passed, generate a single self-contained file.
m4_pushdef([AT_CALC_MAIN],
[#include <assert.h>
-#if HAVE_UNISTD_H
-# include <unistd.h>
-#else
-# undef alarm
-# define alarm(seconds) /* empty */
-#endif
+#include <unistd.h>
AT_SKEL_CC_IF([[
/* A C++ ]AT_NAME_PREFIX[parse that simulates the C signature. */
]AT_NAME_PREFIX[parse (]AT_PARAM_IF([semantic_value *result, int *count]))[
{
]AT_NAME_PREFIX[::parser parser]AT_PARAM_IF([ (result, count)])[;
-#if YYDEBUG
+#if ]AT_API_PREFIX[DEBUG
parser.set_debug_level (1);
#endif
return parser.parse ();
int count = 0;
int status;
- /* This used to be alarm (10), but that isn't enough time for
- a July 1995 vintage DEC Alphastation 200 4/100 system,
- according to Nelson H. F. Beebe. 100 seconds is enough. */
- alarm (100);
+ /* This used to be alarm (10), but that isn't enough time for a July
+ 1995 vintage DEC Alphastation 200 4/100 system, according to
+ Nelson H. F. Beebe. 100 seconds was enough for regular users,
+ but the Hydra build farm, which is heavily loaded needs more. */
+
+ alarm (200);
if (argc == 2)
input = fopen (argv[1], "r");
return 3;
}
-]AT_SKEL_CC_IF([], [m4_bmatch([$4], [%debug],
-[ ]AT_NAME_PREFIX[debug = 1;])])[
+]AT_SKEL_CC_IF([], [AT_DEBUG_IF([ ]AT_NAME_PREFIX[debug = 1;])])[
status = ]AT_NAME_PREFIX[parse (]AT_PARAM_IF([[&result, &count]])[);
if (fclose (input))
perror ("fclose");
static void unget_char (]AT_YYLEX_PRE_FORMALS[ int c);
]AT_LOCATION_IF([
-static YYLTYPE last_yylloc;
+static AT_YYLTYPE last_yylloc;
])[
static int
get_char (]AT_YYLEX_FORMALS[)
{
]AT_USE_LEX_ARGS[;
]AT_LOCATION_IF([
- /* Wrong when C == `\n'. */
+ /* Wrong when C == '\n'. */
AT_LOC = last_yylloc;
])[
ungetc (c, input);
]AT_YYLEX_PROTOTYPE[
{
- static int init = 1;
int c;
-
- if (init)
- {
- init = 0;
-]AT_LOCATION_IF([
- AT_LOC_LAST_COLUMN = 1;
- AT_LOC_LAST_LINE = 1;
-])[
- }
-
/* Skip current token, then white spaces. */
do
{
{
semantic_value ival;
};
+%printer { ]AT_SKEL_CC_IF([[yyoutput << $$]],
+ [[fprintf (yyoutput, "%d", $$)]])[; } <ival>;
%code provides
{
-#include <stdio.h>
-/* The input. */
-extern FILE *input;
-extern semantic_value global_result;
-extern int global_count;]AT_SKEL_CC_IF([[
-#ifndef YYLTYPE
-# define YYLTYPE ]AT_NAME_PREFIX[::parser::location_type
-#endif
-]])[
+ #include <stdio.h>
+ /* The input. */
+ extern FILE *input;
+ extern semantic_value global_result;
+ extern int global_count;
}
%code
FILE *input;
static int power (int base, int exponent);
-]AT_SKEL_CC_IF(,
-[static void yyerror (AT_YYERROR_ARG_LOC_IF([YYLTYPE *llocp, ])
- AT_PARAM_IF([semantic_value *result, int *count, ])
- const char *s
- );])[
+]AT_YYERROR_DECLARE[
]AT_YYLEX_DECLARE_EXTERN[
}
-]AT_SKEL_CC_IF([AT_LOCATION_IF([AT_LOCATION_TYPE_IF([], [
-/* The lalr1.cc skeleton, for backward compatibility, defines
- a constructor for position that initializes the filename. The
- glr.cc skeleton does not (and in fact cannot: location/position
- are stored in a union, from which objects with constructors are
- excluded in C++). */
-%initial-action {
- @$.initialize ();
-}
-])])])[
+]AT_SKEL_CC_IF([AT_LOCATION_TYPE_IF([[
+%initial-action
+{
+ @$.first.l = @$.first.c = 1;
+ @$.last = @$.first;
+}]])])[
/* Bison Declarations */
%token CALC_EOF 0 "end of input"
o << '-' << s.last.c - 1;
return o;
}
-]])
-AT_YYERROR_DEFINE],
-[/* A C error reporting function. */
-static void
-yyerror (AT_YYERROR_ARG_LOC_IF([YYLTYPE *llocp, ])
- AT_PARAM_IF([semantic_value *result, int *count, ])
- const char *s)
-{
-AT_PARAM_IF([(void) result; (void) count;])
-AT_YYERROR_SEES_LOC_IF([
- fprintf (stderr, "%d.%d",
- AT_LOC_FIRST_LINE, AT_LOC_FIRST_COLUMN);
- if (AT_LOC_FIRST_LINE != AT_LOC_LAST_LINE)
- fprintf (stderr, "-%d.%d",
- AT_LOC_LAST_LINE, AT_LOC_LAST_COLUMN - 1);
- else if (AT_LOC_FIRST_COLUMN != AT_LOC_LAST_COLUMN - 1)
- fprintf (stderr, "-%d",
- AT_LOC_LAST_COLUMN - 1);
- fprintf (stderr, ": ");])
- fprintf (stderr, "%s\n", s);
-}])[
-
+]])])[
+]AT_YYERROR_DEFINE[
]AT_DEFINES_IF([],
[AT_CALC_LEX
-AT_CALC_MAIN])[
-]])
+AT_CALC_MAIN])])
AT_DEFINES_IF([AT_DATA_SOURCE([[calc-lex.c]AT_SKEL_CC_IF([[c]])],
[[#include "calc.h]AT_SKEL_CC_IF([[h]])["
# AT_DATA_CALC_Y([BISON-OPTIONS])
# -------------------------------
-# Produce `calc.y' and, if %defines was specified, `calc-lex.c' or
-# `calc-lex.cc'.
+# Produce 'calc.y' and, if %defines was specified, 'calc-lex.c' or
+# 'calc-lex.cc'.
m4_define([AT_DATA_CALC_Y],
[_AT_DATA_CALC_Y($[1], $[2], $[3], [$1])
])
# _AT_CHECK_CALC(BISON-OPTIONS, INPUT, [NUM-STDERR-LINES])
# --------------------------------------------------------
-# Run `calc' on INPUT and expect no STDOUT nor STDERR.
+# Run 'calc' on INPUT and expect no STDOUT nor STDERR.
#
-# If BISON-OPTIONS contains `%debug' but not `%glr-parser', then
+# If BISON-OPTIONS contains '%debug' but not '%glr-parser', then
#
# NUM-STDERR-LINES is the number of expected lines on stderr.
# Currently this is ignored, though, since the output format is fluctuating.
# [NUM-STDERR-LINES],
# [VERBOSE-AND-LOCATED-ERROR-MESSAGE])
# ---------------------------------------------------------
-# Run `calc' on INPUT, and expect a `syntax error' message.
+# Run 'calc' on INPUT, and expect a 'syntax error' message.
#
# If INPUT starts with a slash, it is used as absolute input file name,
# otherwise as contents.
# NUM-STDERR-LINES is the number of expected lines on stderr.
# Currently this is ignored, though, since the output format is fluctuating.
#
-# If BISON-OPTIONS contains `%location', then make sure the ERROR-LOCATION
+# If BISON-OPTIONS contains '%location', then make sure the ERROR-LOCATION
# is correctly output on stderr.
#
-# If BISON-OPTIONS contains `%define parse.error verbose', then make sure the
-# IF-YYERROR-VERBOSE message is properly output after `syntax error, '
+# If BISON-OPTIONS contains '%define parse.error verbose', then make sure the
+# IF-YYERROR-VERBOSE message is properly output after 'syntax error, '
# on STDERR.
#
-# If BISON-OPTIONS contains `%debug' but not `%glr', then NUM-STDERR-LINES
+# If BISON-OPTIONS contains '%debug' but not '%glr', then NUM-STDERR-LINES
# is the number of expected lines on stderr.
m4_define([_AT_CHECK_CALC_ERROR],
[m4_bmatch([$3], [^/],
AT_YYERROR_SEES_LOC_IF([],
[[sed 's/^[-0-9.]*: //' expout >at-expout
mv at-expout expout]])
-# 4. If error-verbose is not used, strip the`, unexpected....' part.
+# 4. If error-verbose is not used, strip the', unexpected....' part.
m4_bmatch([$1], [%define parse.error verbose], [],
[[sed 's/syntax error, .*$/syntax error/' expout >at-expout
mv at-expout expout]])
])
+# AT_CHECK_SPACES([FILES])
+# ------------------------
+# Make sure we did not introduce bad spaces. Checked here because all
+# the skeletons are (or should be) exercized here.
+m4_define([AT_CHECK_SPACES],
+[AT_CHECK([$PERL -ne '
+ chomp;
+ print "$ARGV:$.: {$_}\n"
+ if (# No starting/ending empty lines.
+ (eof || $. == 1) && /^\s*$/
+ # No trailing space.
+ || /\s$/
+ # No tabs.
+ || /\t/
+ )' $1
+])dnl
+])
+
+
# AT_CHECK_CALC([BISON-OPTIONS])
# ------------------------------
-# Start a testing chunk which compiles `calc' grammar with
+# Start a testing chunk which compiles 'calc' grammar with
# BISON-OPTIONS, and performs several tests over the parser.
m4_define([AT_CHECK_CALC],
[m4_ifval([$2], [m4_fatal([$0: expected a single argument])])
AT_DATA_CALC_Y([$1])
AT_FULL_COMPILE([calc], AT_DEFINES_IF([[lex], [main]]))
+AT_CHECK_SPACES(m4_join([ ],
+ [calc.AT_SKEL_CC_IF([cc], [c])],
+ [AT_DEFINES_IF([calc.AT_SKEL_CC_IF([hh], [h])])]))
# Test the priorities.
_AT_CHECK_CALC([$1],
[842])
# Some syntax errors.
-_AT_CHECK_CALC_ERROR([$1], [1], [0 0], [15],
+_AT_CHECK_CALC_ERROR([$1], [1], [1 2], [15],
[1.3: syntax error, unexpected number])
_AT_CHECK_CALC_ERROR([$1], [1], [1//2], [20],
[1.3: syntax error, unexpected '/', expecting number or '-' or '(' or '!'])
# - (* * *): nothing to pop, a lot to discard
# - (1 + 2 * *): some to pop and discard
#
-# - test the action associated to `error'
+# - test the action associated to 'error'
#
# - check the lookahead that triggers an error is not discarded
# when we enter error recovery. Below, the lookahead causing the
# The same, but this time exercising explicitly triggered syntax errors.
# POSIX says the lookahead causing the error should not be discarded.
-_AT_CHECK_CALC_ERROR([$1], [0], [(!) + (0 0) = 1], [102],
+_AT_CHECK_CALC_ERROR([$1], [0], [(!) + (1 2) = 1], [102],
[1.10: syntax error, unexpected number
calc: error: 2222 != 1])
-_AT_CHECK_CALC_ERROR([$1], [0], [(- *) + (0 0) = 1], [113],
+_AT_CHECK_CALC_ERROR([$1], [0], [(- *) + (1 2) = 1], [113],
[1.4: syntax error, unexpected '*', expecting number or '-' or '(' or '!'
1.12: syntax error, unexpected number
calc: error: 2222 != 1])
# AT_CHECK_CALC_LALR([BISON-OPTIONS])
# -----------------------------------
-# Start a testing chunk which compiles `calc' grammar with
+# Start a testing chunk which compiles 'calc' grammar with
# BISON-OPTIONS, and performs several tests over the parser.
m4_define([AT_CHECK_CALC_LALR],
[AT_CHECK_CALC($@)])
AT_CHECK_CALC_LALR([%defines])
AT_CHECK_CALC_LALR([%locations])
-AT_CHECK_CALC_LALR([%name-prefix="calc"]) dnl test deprecated `='
+AT_CHECK_CALC_LALR([%name-prefix "calc"])
AT_CHECK_CALC_LALR([%verbose])
AT_CHECK_CALC_LALR([%yacc])
AT_CHECK_CALC_LALR([%define parse.error verbose])
-AT_CHECK_CALC_LALR([%define api.pure %locations])
-AT_CHECK_CALC_LALR([%define api.push-pull both %define api.pure %locations])
+AT_CHECK_CALC_LALR([%define api.pure full %locations])
+AT_CHECK_CALC_LALR([%define api.push-pull both %define api.pure full %locations])
AT_CHECK_CALC_LALR([%define parse.error verbose %locations])
-AT_CHECK_CALC_LALR([%define parse.error verbose %locations %defines %name-prefix "calc" %verbose %yacc])
-AT_CHECK_CALC_LALR([%define parse.error verbose %locations %defines %name-prefix "calc" %define api.tokens.prefix "TOK_" %verbose %yacc])
+AT_CHECK_CALC_LALR([%define parse.error verbose %locations %defines %define api.prefix {calc} %verbose %yacc])
+AT_CHECK_CALC_LALR([%define parse.error verbose %locations %defines %name-prefix "calc" %define api.token.prefix {TOK_} %verbose %yacc])
AT_CHECK_CALC_LALR([%debug])
AT_CHECK_CALC_LALR([%define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
+AT_CHECK_CALC_LALR([%define parse.error verbose %debug %locations %defines %define api.prefix {calc} %verbose %yacc])
-AT_CHECK_CALC_LALR([%define api.pure %define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
-AT_CHECK_CALC_LALR([%define api.push-pull both %define api.pure %define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
+AT_CHECK_CALC_LALR([%define api.pure full %define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
+AT_CHECK_CALC_LALR([%define api.push-pull both %define api.pure full %define parse.error verbose %debug %locations %defines %define api.prefix {calc} %verbose %yacc])
-AT_CHECK_CALC_LALR([%define api.pure %define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
+AT_CHECK_CALC_LALR([%define api.pure %define parse.error verbose %debug %locations %defines %define api.prefix {calc} %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
# ----------------------- #
# AT_CHECK_CALC_GLR([BISON-OPTIONS])
# ----------------------------------
-# Start a testing chunk which compiles `calc' grammar with
+# Start a testing chunk which compiles 'calc' grammar with
# BISON-OPTIONS and %glr-parser, and performs several tests over the parser.
m4_define([AT_CHECK_CALC_GLR],
[AT_CHECK_CALC([%glr-parser] $@)])
AT_CHECK_CALC_GLR([%defines])
AT_CHECK_CALC_GLR([%locations])
AT_CHECK_CALC_GLR([%name-prefix "calc"])
+AT_CHECK_CALC_GLR([%define api.prefix {calc}])
AT_CHECK_CALC_GLR([%verbose])
AT_CHECK_CALC_GLR([%yacc])
AT_CHECK_CALC_GLR([%define parse.error verbose])
AT_CHECK_CALC_GLR([%debug])
AT_CHECK_CALC_GLR([%define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
-AT_CHECK_CALC_GLR([%define parse.error verbose %debug %locations %defines %name-prefix "calc" %define api.tokens.prefix "TOK_" %verbose %yacc])
+AT_CHECK_CALC_GLR([%define parse.error verbose %debug %locations %defines %define api.prefix {calc} %define api.token.prefix {TOK_} %verbose %yacc])
AT_CHECK_CALC_GLR([%define api.pure %define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
AT_CHECK_CALC_GLR([%define api.pure %define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
+AT_CHECK_CALC_GLR([%define api.pure %define parse.error verbose %debug %locations %defines %define api.prefix {calc} %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
# ----------------------------- #
AT_BANNER([[Simple LALR(1) C++ Calculator.]])
# First let's try using %skeleton
-AT_CHECK_CALC([%skeleton "lalr1.cc" %defines %locations])
+AT_CHECK_CALC([%skeleton "lalr1.cc" %defines])
# AT_CHECK_CALC_LALR1_CC([BISON-OPTIONS])
# ---------------------------------------
-# Start a testing chunk which compiles `calc' grammar with
+# Start a testing chunk which compiles 'calc' grammar with
# the C++ skeleton, and performs several tests over the parser.
m4_define([AT_CHECK_CALC_LALR1_CC],
-[AT_CHECK_CALC([%language "C++" %defines] $@)])
+[AT_CHECK_CALC([%language "C++"] $@)])
AT_CHECK_CALC_LALR1_CC([])
AT_CHECK_CALC_LALR1_CC([%locations])
-AT_CHECK_CALC_LALR1_CC([%locations %define location_type Span])
-AT_CHECK_CALC_LALR1_CC([%locations %define parse.error verbose %name-prefix "calc" %verbose %yacc])
+AT_CHECK_CALC_LALR1_CC([%locations %define api.location.type {Span}])
+AT_CHECK_CALC_LALR1_CC([%defines %locations %define parse.error verbose %name-prefix "calc" %verbose %yacc])
+AT_CHECK_CALC_LALR1_CC([%locations %define parse.error verbose %define api.prefix {calc} %verbose %yacc])
AT_CHECK_CALC_LALR1_CC([%locations %define parse.error verbose %debug %name-prefix "calc" %verbose %yacc])
-AT_CHECK_CALC_LALR1_CC([%locations %pure-parser %define parse.error verbose %debug %name-prefix "calc" %verbose %yacc])
-AT_CHECK_CALC_LALR1_CC([%locations %pure-parser %define parse.error verbose %debug %name-prefix "calc" %define api.tokens.prefix "TOK_" %verbose %yacc])
+AT_CHECK_CALC_LALR1_CC([%locations %define parse.error verbose %debug %define api.prefix {calc} %verbose %yacc])
+AT_CHECK_CALC_LALR1_CC([%locations %define parse.error verbose %debug %define api.prefix {calc} %define api.token.prefix {TOK_} %verbose %yacc])
-AT_CHECK_CALC_LALR1_CC([%locations %pure-parser %define parse.error verbose %debug %name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
+AT_CHECK_CALC_LALR1_CC([%defines %locations %define parse.error verbose %debug %name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
+
+AT_CHECK_CALC_LALR1_CC([%define parse.error verbose %debug %define api.prefix {calc} %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
+AT_CHECK_CALC_LALR1_CC([%defines %locations %define parse.error verbose %debug %define api.prefix {calc} %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
AT_BANNER([[Simple GLR C++ Calculator.]])
# Again, we try also using %skeleton.
-AT_CHECK_CALC([%skeleton "glr.cc" %defines %locations])
+AT_CHECK_CALC([%skeleton "glr.cc"])
# AT_CHECK_CALC_GLR_CC([BISON-OPTIONS])
# -------------------------------------
-# Start a testing chunk which compiles `calc' grammar with
+# Start a testing chunk which compiles 'calc' grammar with
# the GLR C++ skeleton, and performs several tests over the parser.
m4_define([AT_CHECK_CALC_GLR_CC],
-[AT_CHECK_CALC([%language "C++" %glr-parser %defines %locations] $@)])
+[AT_CHECK_CALC([%language "C++" %glr-parser] $@)])
AT_CHECK_CALC_GLR_CC([])
-AT_CHECK_CALC_GLR_CC([%define location_type Span])
-AT_CHECK_CALC_GLR_CC([%define parse.error verbose %name-prefix "calc" %verbose %yacc])
+AT_CHECK_CALC_GLR_CC([%locations])
+AT_CHECK_CALC_GLR_CC([%locations %define api.location.type {Span}])
+AT_CHECK_CALC_GLR_CC([%defines %define parse.error verbose %name-prefix "calc" %verbose %yacc])
+AT_CHECK_CALC_GLR_CC([%define parse.error verbose %define api.prefix {calc} %verbose %yacc])
AT_CHECK_CALC_GLR_CC([%debug])
-AT_CHECK_CALC_GLR_CC([%define parse.error verbose %debug %name-prefix "calc" %verbose %yacc])
-AT_CHECK_CALC_GLR_CC([%pure-parser %define parse.error verbose %debug %name-prefix "calc" %verbose %yacc])
-AT_CHECK_CALC_GLR_CC([%pure-parser %define parse.error verbose %debug %name-prefix "calc" %define api.tokens.prefix "TOK_" %verbose %yacc])
+AT_CHECK_CALC_GLR_CC([%define parse.error verbose %debug %name-prefix "calc" %verbose %yacc])
+AT_CHECK_CALC_GLR_CC([%define parse.error verbose %debug %name-prefix "calc" %define api.token.prefix {TOK_} %verbose %yacc])
-AT_CHECK_CALC_GLR_CC([%pure-parser %define parse.error verbose %debug %name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
+AT_CHECK_CALC_GLR_CC([%locations %defines %define parse.error verbose %debug %name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
+AT_CHECK_CALC_GLR_CC([%locations %defines %define parse.error verbose %debug %define api.prefix {calc} %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])
projects / bison.git / blobdiff