tests/calc.at

   1 # Simple calculator.                         -*- Autotest -*-
   2
   3 # Copyright (C) 2000-2012 Free Software Foundation, Inc.
   4
   5 # This program is free software: you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation, either version 3 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17
  18 ## ---------------------------------------------------- ##
  19 ## Compile the grammar described in the documentation.  ##
  20 ## ---------------------------------------------------- ##
  21
  22
  23 # ------------------------- #
  24 # Helping Autotest macros.  #
  25 # ------------------------- #
  26
  27
  28 # _AT_DATA_CALC_Y($1, $2, $3, [BISON-DIRECTIVES])
  29 # -----------------------------------------------
  30 # Produce `calc.y' and, if %defines was specified, `calc-lex.c' or
  31 # `calc-lex.cc'.
  32 #
  33 # Don't call this macro directly, because it contains some occurrences
  34 # of `$1' etc. which will be interpreted by m4.  So you should call it
  35 # with $1, $2, and $3 as arguments, which is what AT_DATA_CALC_Y does.
  36 m4_define([_AT_DATA_CALC_Y],
  37 [m4_if([$1$2$3], $[1]$[2]$[3], [],
  38        [m4_fatal([$0: Invalid arguments: $@])])dnl
  39 m4_pushdef([AT_CALC_LEX],
  40 [[#include <ctype.h>
  41
  42 int ]AT_NAME_PREFIX[lex (]AT_LEX_FORMALS[);
  43 static int get_char (]AT_LEX_FORMALS[);
  44 static void unget_char (]AT_LEX_PRE_FORMALS[ int c);
  45
  46 ]AT_LOCATION_IF([
  47 static YYLTYPE last_yylloc;
  48 ])[
  49 static int
  50 get_char (]AT_LEX_FORMALS[)
  51 {
  52   int res = getc (input);
  53   ]AT_USE_LEX_ARGS[;
  54 ]AT_LOCATION_IF([
  55   last_yylloc = AT_LOC;
  56   if (res == '\n')
  57     {
  58       AT_LOC_LAST_LINE++;
  59       AT_LOC_LAST_COLUMN = 1;
  60     }
  61   else
  62     AT_LOC_LAST_COLUMN++;
  63 ])[
  64   return res;
  65 }
  66
  67 static void
  68 unget_char (]AT_LEX_PRE_FORMALS[ int c)
  69 {
  70   ]AT_USE_LEX_ARGS[;
  71 ]AT_LOCATION_IF([
  72   /* Wrong when C == `\n'. */
  73   AT_LOC = last_yylloc;
  74 ])[
  75   ungetc (c, input);
  76 }
  77
  78 static int
  79 read_signed_integer (]AT_LEX_FORMALS[)
  80 {
  81   int c = get_char (]AT_LEX_ARGS[);
  82   int sign = 1;
  83   int n = 0;
  84
  85   ]AT_USE_LEX_ARGS[;
  86   if (c == '-')
  87     {
  88       c = get_char (]AT_LEX_ARGS[);
  89       sign = -1;
  90     }
  91
  92   while (isdigit (c))
  93     {
  94       n = 10 * n + (c - '0');
  95       c = get_char (]AT_LEX_ARGS[);
  96     }
  97
  98   unget_char (]AT_LEX_PRE_ARGS[ c);
  99
 100   return sign * n;
 101 }
 102
 103
 104 /*---------------------------------------------------------------.
 105 | Lexical analyzer returns an integer on the stack and the token |
 106 | NUM, or the ASCII character read if not a number.  Skips all   |
 107 | blanks and tabs, returns 0 for EOF.                            |
 108 `---------------------------------------------------------------*/
 109
 110 int
 111 ]AT_NAME_PREFIX[lex (]AT_LEX_FORMALS[)
 112 {
 113   static int init = 1;
 114   int c;
 115
 116   if (init)
 117     {
 118       init = 0;
 119 ]AT_LOCATION_IF([
 120       AT_LOC_LAST_COLUMN = 1;
 121       AT_LOC_LAST_LINE = 1;
 122 ])[
 123     }
 124
 125   /* Skip current token, then white spaces.  */
 126   do
 127     {
 128 ]AT_LOCATION_IF(
 129 [     AT_LOC_FIRST_COLUMN = AT_LOC_LAST_COLUMN;
 130       AT_LOC_FIRST_LINE   = AT_LOC_LAST_LINE;
 131 ])[
 132     }
 133   while ((c = get_char (]AT_LEX_ARGS[)) == ' ' || c == '\t');
 134
 135   /* process numbers   */
 136   if (c == '.' || isdigit (c))
 137     {
 138       unget_char (]AT_LEX_PRE_ARGS[ c);
 139       ]AT_VAL[.ival = read_signed_integer (]AT_LEX_ARGS[);
 140       return ]AT_TOKEN_PREFIX[NUM;
 141     }
 142
 143   /* Return end-of-file.  */
 144   if (c == EOF)
 145     return ]AT_TOKEN_PREFIX[CALC_EOF;
 146
 147   /* Return single chars. */
 148   return c;
 149 }
 150 ]])
 151
 152 AT_DATA_GRAMMAR([calc.y],
 153 [[/* Infix notation calculator--calc */
 154 ]$4
 155 AT_SKEL_CC_IF(
 156 [%define global_tokens_and_yystype])[
 157 %code requires
 158 {
 159 ]AT_LOCATION_TYPE_IF([[
 160 # include <iostream>
 161   struct Point
 162   {
 163     int l;
 164     int c;
 165   };
 166
 167   struct Span
 168   {
 169     Point first;
 170     Point last;
 171   };
 172
 173 # define YYLLOC_DEFAULT(Current, Rhs, N)                                \
 174   do                                                                    \
 175     if (N)                                                              \
 176       {                                                                 \
 177         (Current).first = YYRHSLOC (Rhs, 1).first;                      \
 178         (Current).last  = YYRHSLOC (Rhs, N).last;                       \
 179       }                                                                 \
 180     else                                                                \
 181       {                                                                 \
 182         (Current).first = (Current).last = YYRHSLOC (Rhs, 0).last;      \
 183       }                                                                 \
 184   while (false)
 185
 186 ]])[
 187   /* Exercise pre-prologue dependency to %union.  */
 188   typedef int semantic_value;
 189 }
 190
 191 /* Exercise %union. */
 192 %union
 193 {
 194   semantic_value ival;
 195 };
 196
 197 %code provides
 198 {
 199 #include <stdio.h>
 200 /* The input.  */
 201 extern FILE *input;]AT_SKEL_CC_IF([[
 202 #ifndef YYLTYPE
 203 # define YYLTYPE ]AT_NAME_PREFIX[::parser::location_type
 204 #endif
 205 ]])[
 206 }
 207
 208 %code
 209 {
 210 #include <assert.h>
 211 #include <stdlib.h>
 212 #include <string.h>
 213 #if HAVE_UNISTD_H
 214 # include <unistd.h>
 215 #else
 216 # undef alarm
 217 # define alarm(seconds) /* empty */
 218 #endif
 219 #define USE(Var)
 220
 221 FILE *input;
 222 static semantic_value global_result = 0;
 223 static int global_count = 0;
 224 static int power (int base, int exponent);
 225
 226 ]AT_SKEL_CC_IF(,
 227 [/* yyerror receives the location if:
 228    - %location & %pure & %glr
 229    - %location & %pure & %yacc & %parse-param. */
 230 static void yyerror (AT_YYERROR_ARG_LOC_IF([YYLTYPE *llocp, ])
 231                      AT_PARAM_IF([semantic_value *result, int *count, ])
 232                      const char *s
 233                      );])[
 234 int yylex (]AT_LEX_FORMALS[);
 235 }
 236
 237 ]AT_SKEL_CC_IF([AT_LOCATION_IF([AT_LOCATION_TYPE_IF([], [
 238 /* The lalr1.cc skeleton, for backward compatibility, defines
 239    a constructor for position that initializes the filename.  The
 240    glr.cc skeleton does not (and in fact cannot: location/position
 241    are stored in a union, from which objects with constructors are
 242    excluded in C++). */
 243 %initial-action {
 244   @$.initialize ();
 245 }
 246 ])])])[
 247
 248 /* Bison Declarations */
 249 %token CALC_EOF 0 "end of input"
 250 %token <ival> NUM "number"
 251 %type  <ival> exp
 252
 253 %nonassoc '='   /* comparison          */
 254 %left '-' '+'
 255 %left '*' '/'
 256 %precedence NEG /* negation--unary minus */
 257 %right '^'      /* exponentiation        */
 258
 259 /* Grammar follows */
 260 %%
 261 input:
 262   line
 263 | input line         { ]AT_PARAM_IF([++*count; ++global_count;])[ }
 264 ;
 265
 266 line:
 267   '\n'
 268 | exp '\n'           { ]AT_PARAM_IF([*result = global_result = $1], [USE ($1)])[; }
 269 ;
 270
 271 exp:
 272   NUM                { $$ = $1;             }
 273 | exp '=' exp
 274   {
 275     if ($1 != $3)
 276       fprintf (stderr, "calc: error: %d != %d\n", $1, $3);
 277     $$ = $1;
 278   }
 279 | exp '+' exp        { $$ = $1 + $3;        }
 280 | exp '-' exp        { $$ = $1 - $3;        }
 281 | exp '*' exp        { $$ = $1 * $3;        }
 282 | exp '/' exp        { $$ = $1 / $3;        }
 283 | '-' exp  %prec NEG { $$ = -$2;            }
 284 | exp '^' exp        { $$ = power ($1, $3); }
 285 | '(' exp ')'        { $$ = $2;             }
 286 | '(' error ')'      { $$ = 1111; yyerrok;  }
 287 | '!'                { $$ = 0; YYERROR;     }
 288 | '-' error          { $$ = 0; YYERROR;     }
 289 ;
 290 %%
 291
 292 ]AT_SKEL_CC_IF(
 293 [AT_LOCATION_TYPE_IF([[
 294   std::ostream&
 295   operator<< (std::ostream& o, const Span& s)
 296   {
 297     o << s.first.l << '.' << s.first.c;
 298     if (s.first.l != s.last.l)
 299       o << '-' << s.last.l << '.' << s.last.c - 1;
 300     else if (s.first.c != s.last.c - 1)
 301       o << '-' << s.last.c - 1;
 302     return o;
 303   }
 304 ]])
 305
 306 /* A C++ error reporting function.  */
 307 void
 308 AT_NAME_PREFIX::parser::error (AT_LOCATION_IF([const location_type& l, ])const std::string& m)
 309 {
 310   std::cerr << AT_LOCATION_IF([l << ": " << ])m << std::endl;
 311 }
 312
 313 /* A C++ yyparse that simulates the C signature.  */
 314 int
 315 yyparse (AT_PARAM_IF([semantic_value *result, int *count]))
 316 {
 317   AT_NAME_PREFIX::parser parser[]AT_PARAM_IF([ (result, count)]);
 318 #if YYDEBUG
 319   parser.set_debug_level (1);
 320 #endif
 321   return parser.parse ();
 322 }
 323 ],
 324 [/* A C error reporting function.  */
 325 static void
 326 yyerror (AT_YYERROR_ARG_LOC_IF([YYLTYPE *llocp, ])
 327          AT_PARAM_IF([semantic_value *result, int *count, ])
 328          const char *s)
 329 {
 330 AT_PARAM_IF([(void) result; (void) count;])
 331 AT_YYERROR_SEES_LOC_IF([
 332   fprintf (stderr, "%d.%d",
 333            AT_LOC_FIRST_LINE, AT_LOC_FIRST_COLUMN);
 334   if (AT_LOC_FIRST_LINE != AT_LOC_LAST_LINE)
 335     fprintf (stderr, "-%d.%d",
 336              AT_LOC_LAST_LINE,  AT_LOC_LAST_COLUMN - 1);
 337   else if (AT_LOC_FIRST_COLUMN != AT_LOC_LAST_COLUMN - 1)
 338     fprintf (stderr, "-%d",
 339              AT_LOC_LAST_COLUMN - 1);
 340   fprintf (stderr, ": ");])
 341   fprintf (stderr, "%s\n", s);
 342 }])[
 343
 344 ]AT_DEFINES_IF(, [AT_CALC_LEX])[
 345
 346 static int
 347 power (int base, int exponent)
 348 {
 349   int res = 1;
 350   assert (0 <= exponent);
 351   for (/* Niente */; exponent; --exponent)
 352     res *= base;
 353   return res;
 354 }
 355
 356
 357 /* A C main function.  */
 358 int
 359 main (int argc, const char **argv)
 360 {
 361   semantic_value result = 0;
 362   int count = 0;
 363   int status;
 364
 365   /* This used to be alarm (10), but that isn't enough time for
 366      a July 1995 vintage DEC Alphastation 200 4/100 system,
 367      according to Nelson H. F. Beebe.  100 seconds is enough.  */
 368   alarm (100);
 369
 370   if (argc == 2)
 371     input = fopen (argv[1], "r");
 372   else
 373     input = stdin;
 374
 375   if (!input)
 376     {
 377       perror (argv[1]);
 378       return 3;
 379     }
 380
 381 ]AT_SKEL_CC_IF([], [m4_bmatch([$4], [%debug],
 382 [  yydebug = 1;])])[
 383   status = yyparse (]AT_PARAM_IF([[&result, &count]])[);
 384   if (fclose (input))
 385     perror ("fclose");
 386   if (global_result != result)
 387     abort ();
 388   if (global_count != count)
 389     abort ();
 390   return status;
 391 }
 392 ]])
 393 AT_DEFINES_IF([AT_DATA_SOURCE([[calc-lex.c]AT_SKEL_CC_IF([[c]])],
 394 [[#include "calc.h]AT_SKEL_CC_IF([[h]])["
 395
 396 ]AT_CALC_LEX])])
 397 m4_popdef([AT_CALC_LEX])
 398 ])# _AT_DATA_CALC_Y
 399
 400
 401 # AT_DATA_CALC_Y([BISON-OPTIONS])
 402 # -------------------------------
 403 # Produce `calc.y' and, if %defines was specified, `calc-lex.c' or
 404 # `calc-lex.cc'.
 405 m4_define([AT_DATA_CALC_Y],
 406 [_AT_DATA_CALC_Y($[1], $[2], $[3], [$1])
 407 ])
 408
 409
 410
 411 # _AT_CHECK_CALC(BISON-OPTIONS, INPUT, [NUM-STDERR-LINES])
 412 # --------------------------------------------------------
 413 # Run `calc' on INPUT and expect no STDOUT nor STDERR.
 414 #
 415 # If BISON-OPTIONS contains `%debug' but not `%glr-parser', then
 416 #
 417 # NUM-STDERR-LINES is the number of expected lines on stderr.
 418 # Currently this is ignored, though, since the output format is fluctuating.
 419 #
 420 # We don't count GLR's traces yet, since its traces are somewhat
 421 # different from LALR's.
 422 m4_define([_AT_CHECK_CALC],
 423 [AT_DATA([[input]],
 424 [[$2
 425 ]])
 426 AT_PARSER_CHECK([./calc input], 0, [], [stderr])
 427 ])
 428
 429
 430 # _AT_CHECK_CALC_ERROR(BISON-OPTIONS, EXIT-STATUS, INPUT,
 431 #                      [NUM-STDERR-LINES],
 432 #                      [VERBOSE-AND-LOCATED-ERROR-MESSAGE])
 433 # ---------------------------------------------------------
 434 # Run `calc' on INPUT, and expect a `syntax error' message.
 435 #
 436 # If INPUT starts with a slash, it is used as absolute input file name,
 437 # otherwise as contents.
 438 #
 439 # NUM-STDERR-LINES is the number of expected lines on stderr.
 440 # Currently this is ignored, though, since the output format is fluctuating.
 441 #
 442 # If BISON-OPTIONS contains `%location', then make sure the ERROR-LOCATION
 443 # is correctly output on stderr.
 444 #
 445 # If BISON-OPTIONS contains `%define parse.error verbose', then make sure the
 446 # IF-YYERROR-VERBOSE message is properly output after `syntax error, '
 447 # on STDERR.
 448 #
 449 # If BISON-OPTIONS contains `%debug' but not `%glr', then NUM-STDERR-LINES
 450 # is the number of expected lines on stderr.
 451 m4_define([_AT_CHECK_CALC_ERROR],
 452 [m4_bmatch([$3], [^/],
 453            [AT_PARSER_CHECK([./calc $3], $2, [], [stderr])],
 454            [AT_DATA([[input]],
 455 [[$3
 456 ]])
 457 AT_PARSER_CHECK([./calc input], $2, [], [stderr])])
 458
 459 # Normalize the observed and expected error messages, depending upon the
 460 # options.
 461 # 1. Remove the traces from observed.
 462 sed '/^Starting/d
 463 /^Entering/d
 464 /^Stack/d
 465 /^Reading/d
 466 /^Reducing/d
 467 /^Return/d
 468 /^Shifting/d
 469 /^state/d
 470 /^Cleanup:/d
 471 /^Error:/d
 472 /^Next/d
 473 /^Now/d
 474 /^Discarding/d
 475 / \$[[0-9$]]* = /d
 476 /^yydestructor:/d' stderr >at-stderr
 477 mv at-stderr stderr
 478 # 2. Create the reference error message.
 479 AT_DATA([[expout]],
 480 [$5
 481 ])
 482 # 3. If locations are not used, remove them.
 483 AT_YYERROR_SEES_LOC_IF([],
 484 [[sed 's/^[-0-9.]*: //' expout >at-expout
 485 mv at-expout expout]])
 486 # 4. If error-verbose is not used, strip the`, unexpected....' part.
 487 m4_bmatch([$1], [%define parse.error verbose], [],
 488 [[sed 's/syntax error, .*$/syntax error/' expout >at-expout
 489 mv at-expout expout]])
 490 # 5. Check
 491 AT_CHECK([cat stderr], 0, [expout])
 492 ])
 493
 494
 495 # AT_CHECK_CALC([BISON-OPTIONS, [EXPECTED-TO-FAIL]])
 496 # --------------------------------------------------
 497 # Start a testing chunk which compiles `calc' grammar with
 498 # BISON-OPTIONS, and performs several tests over the parser.
 499 # However, if EXPECTED-TO-FAIL is nonempty, this test is expected to fail.
 500 m4_define([AT_CHECK_CALC],
 501 [# We use integers to avoid dependencies upon the precision of doubles.
 502 AT_SETUP([Calculator $1])
 503
 504 m4_ifval([$2], [AT_CHECK([exit 77])])
 505
 506 AT_BISON_OPTION_PUSHDEFS([$1])
 507
 508 AT_DATA_CALC_Y([$1])
 509 AT_FULL_COMPILE([calc], [AT_DEFINES_IF([[lex]])])
 510
 511 # Test the priorities.
 512 _AT_CHECK_CALC([$1],
 513 [1 + 2 * 3 = 7
 514 1 + 2 * -3 = -5
 515
 516 -1^2 = -1
 517 (-1)^2 = 1
 518
 519 ---1 = -1
 520
 521 1 - 2 - 3 = -4
 522 1 - (2 - 3) = 2
 523
 524 2^2^3 = 256
 525 (2^2)^3 = 64],
 526                [842])
 527
 528 # Some syntax errors.
 529 _AT_CHECK_CALC_ERROR([$1], [1], [0 0], [15],
 530                      [1.3: syntax error, unexpected number])
 531 _AT_CHECK_CALC_ERROR([$1], [1], [1//2], [20],
 532                      [1.3: syntax error, unexpected '/', expecting number or '-' or '(' or '!'])
 533 _AT_CHECK_CALC_ERROR([$1], [1], [error], [5],
 534                      [1.1: syntax error, unexpected $undefined])
 535 _AT_CHECK_CALC_ERROR([$1], [1], [1 = 2 = 3], [30],
 536                      [1.7: syntax error, unexpected '='])
 537 _AT_CHECK_CALC_ERROR([$1], [1],
 538                      [
 539 +1],
 540                      [20],
 541                      [2.1: syntax error, unexpected '+'])
 542 # Exercise error messages with EOF: work on an empty file.
 543 _AT_CHECK_CALC_ERROR([$1], [1], [/dev/null], [4],
 544                      [1.1: syntax error, unexpected end of input])
 545
 546 # Exercise the error token: without it, we die at the first error,
 547 # hence be sure to
 548 #
 549 # - have several errors which exercise different shift/discardings
 550 #   - (): nothing to pop, nothing to discard
 551 #   - (1 + 1 + 1 +): a lot to pop, nothing to discard
 552 #   - (* * *): nothing to pop, a lot to discard
 553 #   - (1 + 2 * *): some to pop and discard
 554 #
 555 # - test the action associated to `error'
 556 #
 557 # - check the lookahead that triggers an error is not discarded
 558 #   when we enter error recovery.  Below, the lookahead causing the
 559 #   first error is ")", which is needed to recover from the error and
 560 #   produce the "0" that triggers the "0 != 1" error.
 561 #
 562 _AT_CHECK_CALC_ERROR([$1], [0],
 563                      [() + (1 + 1 + 1 +) + (* * *) + (1 * 2 * *) = 1],
 564                      [250],
 565 [1.2: syntax error, unexpected ')', expecting number or '-' or '(' or '!'
 566 1.18: syntax error, unexpected ')', expecting number or '-' or '(' or '!'
 567 1.23: syntax error, unexpected '*', expecting number or '-' or '(' or '!'
 568 1.41: syntax error, unexpected '*', expecting number or '-' or '(' or '!'
 569 calc: error: 4444 != 1])
 570
 571 # The same, but this time exercising explicitly triggered syntax errors.
 572 # POSIX says the lookahead causing the error should not be discarded.
 573 _AT_CHECK_CALC_ERROR([$1], [0], [(!) + (0 0) = 1], [102],
 574 [1.10: syntax error, unexpected number
 575 calc: error: 2222 != 1])
 576 _AT_CHECK_CALC_ERROR([$1], [0], [(- *) + (0 0) = 1], [113],
 577 [1.4: syntax error, unexpected '*', expecting number or '-' or '(' or '!'
 578 1.12: syntax error, unexpected number
 579 calc: error: 2222 != 1])
 580
 581 # Check that yyerrok works properly: second error is not reported,
 582 # third and fourth are.  Parse status is succesfull.
 583 _AT_CHECK_CALC_ERROR([$1], [0], [(* *) + (*) + (*)], [113],
 584 [1.2: syntax error, unexpected '*', expecting number or '-' or '(' or '!'
 585 1.10: syntax error, unexpected '*', expecting number or '-' or '(' or '!'
 586 1.16: syntax error, unexpected '*', expecting number or '-' or '(' or '!'])
 587
 588 AT_BISON_OPTION_POPDEFS
 589
 590 AT_CLEANUP
 591 ])# AT_CHECK_CALC
 592
 593
 594
 595
 596 # ------------------------ #
 597 # Simple LALR Calculator.  #
 598 # ------------------------ #
 599
 600 AT_BANNER([[Simple LALR(1) Calculator.]])
 601
 602 # AT_CHECK_CALC_LALR([BISON-OPTIONS])
 603 # -----------------------------------
 604 # Start a testing chunk which compiles `calc' grammar with
 605 # BISON-OPTIONS, and performs several tests over the parser.
 606 m4_define([AT_CHECK_CALC_LALR],
 607 [AT_CHECK_CALC($@)])
 608
 609 AT_CHECK_CALC_LALR()
 610
 611 AT_CHECK_CALC_LALR([%defines])
 612 AT_CHECK_CALC_LALR([%locations])
 613
 614 AT_CHECK_CALC_LALR([%name-prefix="calc"]) dnl test deprecated `='
 615 AT_CHECK_CALC_LALR([%verbose])
 616 AT_CHECK_CALC_LALR([%yacc])
 617 AT_CHECK_CALC_LALR([%define parse.error verbose])
 618
 619 AT_CHECK_CALC_LALR([%define api.pure %locations])
 620 AT_CHECK_CALC_LALR([%define api.push-pull both %define api.pure %locations])
 621 AT_CHECK_CALC_LALR([%define parse.error verbose %locations])
 622
 623 AT_CHECK_CALC_LALR([%define parse.error verbose %locations %defines %name-prefix "calc" %verbose %yacc])
 624 AT_CHECK_CALC_LALR([%define parse.error verbose %locations %defines %name-prefix "calc" %define api.tokens.prefix "TOK_" %verbose %yacc])
 625
 626 AT_CHECK_CALC_LALR([%debug])
 627 AT_CHECK_CALC_LALR([%define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
 628
 629 AT_CHECK_CALC_LALR([%define api.pure %define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
 630 AT_CHECK_CALC_LALR([%define api.push-pull both %define api.pure %define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
 631
 632 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}])
 633
 634
 635 # ----------------------- #
 636 # Simple GLR Calculator.  #
 637 # ----------------------- #
 638
 639 AT_BANNER([[Simple GLR Calculator.]])
 640
 641 # AT_CHECK_CALC_GLR([BISON-OPTIONS])
 642 # ----------------------------------
 643 # Start a testing chunk which compiles `calc' grammar with
 644 # BISON-OPTIONS and %glr-parser, and performs several tests over the parser.
 645 m4_define([AT_CHECK_CALC_GLR],
 646 [AT_CHECK_CALC([%glr-parser] $@)])
 647
 648
 649 AT_CHECK_CALC_GLR()
 650
 651 AT_CHECK_CALC_GLR([%defines])
 652 AT_CHECK_CALC_GLR([%locations])
 653 AT_CHECK_CALC_GLR([%name-prefix "calc"])
 654 AT_CHECK_CALC_GLR([%verbose])
 655 AT_CHECK_CALC_GLR([%yacc])
 656 AT_CHECK_CALC_GLR([%define parse.error verbose])
 657
 658 AT_CHECK_CALC_GLR([%define api.pure %locations])
 659 AT_CHECK_CALC_GLR([%define parse.error verbose %locations])
 660
 661 AT_CHECK_CALC_GLR([%define parse.error verbose %locations %defines %name-prefix "calc" %verbose %yacc])
 662
 663 AT_CHECK_CALC_GLR([%debug])
 664 AT_CHECK_CALC_GLR([%define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
 665 AT_CHECK_CALC_GLR([%define parse.error verbose %debug %locations %defines %name-prefix "calc" %define api.tokens.prefix "TOK_" %verbose %yacc])
 666
 667 AT_CHECK_CALC_GLR([%define api.pure %define parse.error verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc])
 668
 669 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}])
 670
 671
 672 # ----------------------------- #
 673 # Simple LALR1 C++ Calculator.  #
 674 # ----------------------------- #
 675
 676 AT_BANNER([[Simple LALR(1) C++ Calculator.]])
 677
 678 # First let's try using %skeleton
 679 AT_CHECK_CALC([%skeleton "lalr1.cc" %defines %locations])
 680
 681 # AT_CHECK_CALC_LALR1_CC([BISON-OPTIONS])
 682 # ---------------------------------------
 683 # Start a testing chunk which compiles `calc' grammar with
 684 # the C++ skeleton, and performs several tests over the parser.
 685 m4_define([AT_CHECK_CALC_LALR1_CC],
 686 [AT_CHECK_CALC([%language "C++" %defines] $@)])
 687
 688 AT_CHECK_CALC_LALR1_CC([])
 689 AT_CHECK_CALC_LALR1_CC([%locations])
 690 AT_CHECK_CALC_LALR1_CC([%locations %define location_type Span])
 691 AT_CHECK_CALC_LALR1_CC([%locations %define parse.error verbose %name-prefix "calc" %verbose %yacc])
 692
 693 AT_CHECK_CALC_LALR1_CC([%locations %define parse.error verbose %debug %name-prefix "calc" %verbose %yacc])
 694
 695 AT_CHECK_CALC_LALR1_CC([%locations %pure-parser %define parse.error verbose %debug %name-prefix "calc" %verbose %yacc])
 696 AT_CHECK_CALC_LALR1_CC([%locations %pure-parser %define parse.error verbose %debug %name-prefix "calc" %define api.tokens.prefix "TOK_" %verbose %yacc])
 697
 698 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}])
 699
 700
 701
 702 # --------------------------- #
 703 # Simple GLR C++ Calculator.  #
 704 # --------------------------- #
 705
 706 AT_BANNER([[Simple GLR C++ Calculator.]])
 707
 708 # Again, we try also using %skeleton.
 709 AT_CHECK_CALC([%skeleton "glr.cc" %defines %locations])
 710
 711 # AT_CHECK_CALC_GLR_CC([BISON-OPTIONS])
 712 # -------------------------------------
 713 # Start a testing chunk which compiles `calc' grammar with
 714 # the GLR C++ skeleton, and performs several tests over the parser.
 715 m4_define([AT_CHECK_CALC_GLR_CC],
 716 [AT_CHECK_CALC([%language "C++" %glr-parser %defines %locations] $@)])
 717
 718 AT_CHECK_CALC_GLR_CC([])
 719 AT_CHECK_CALC_GLR_CC([%define location_type Span])
 720 AT_CHECK_CALC_GLR_CC([%define parse.error verbose %name-prefix "calc" %verbose %yacc])
 721
 722 AT_CHECK_CALC_GLR_CC([%debug])
 723 AT_CHECK_CALC_GLR_CC([%define parse.error verbose %debug %name-prefix "calc" %verbose %yacc])
 724
 725 AT_CHECK_CALC_GLR_CC([%pure-parser %define parse.error verbose %debug %name-prefix "calc" %verbose %yacc])
 726 AT_CHECK_CALC_GLR_CC([%pure-parser %define parse.error verbose %debug %name-prefix "calc" %define api.tokens.prefix "TOK_" %verbose %yacc])
 727
 728 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}])