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| 1 # Simple calculator. -*- Autotest -*- |
| 2 |
| 3 # Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free |
| 4 # Software Foundation, Inc. |
| 5 |
| 6 # This program is free software: you can redistribute it and/or modify |
| 7 # it under the terms of the GNU General Public License as published by |
| 8 # the Free Software Foundation, either version 3 of the License, or |
| 9 # (at your option) any later version. |
| 10 # |
| 11 # This program is distributed in the hope that it will be useful, |
| 12 # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 # GNU General Public License for more details. |
| 15 # |
| 16 # You should have received a copy of the GNU General Public License |
| 17 # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 18 |
| 19 ## ---------------------------------------------------- ## |
| 20 ## Compile the grammar described in the documentation. ## |
| 21 ## ---------------------------------------------------- ## |
| 22 |
| 23 |
| 24 # ------------------------- # |
| 25 # Helping Autotest macros. # |
| 26 # ------------------------- # |
| 27 |
| 28 |
| 29 # _AT_DATA_CALC_Y($1, $2, $3, [BISON-DIRECTIVES]) |
| 30 # ----------------------------------------------- |
| 31 # Produce `calc.y' and, if %defines was specified, `calc-lex.c' or |
| 32 # `calc-lex.cc'. |
| 33 # |
| 34 # Don't call this macro directly, because it contains some occurrences |
| 35 # of `$1' etc. which will be interpreted by m4. So you should call it |
| 36 # with $1, $2, and $3 as arguments, which is what AT_DATA_CALC_Y does. |
| 37 m4_define([_AT_DATA_CALC_Y], |
| 38 [m4_if([$1$2$3], $[1]$[2]$[3], [], |
| 39 [m4_fatal([$0: Invalid arguments: $@])])dnl |
| 40 m4_pushdef([AT_CALC_LEX], |
| 41 [[#include <ctype.h> |
| 42 |
| 43 int ]AT_NAME_PREFIX[lex (]AT_LEX_FORMALS[); |
| 44 static int get_char (]AT_LEX_FORMALS[); |
| 45 static void unget_char (]AT_LEX_PRE_FORMALS[ int c); |
| 46 |
| 47 ]AT_LOCATION_IF([ |
| 48 static YYLTYPE last_yylloc; |
| 49 ])[ |
| 50 static int |
| 51 get_char (]AT_LEX_FORMALS[) |
| 52 { |
| 53 int res = getc (input); |
| 54 ]AT_USE_LEX_ARGS[; |
| 55 ]AT_LOCATION_IF([ |
| 56 last_yylloc = AT_LOC; |
| 57 if (res == '\n') |
| 58 { |
| 59 AT_LOC.last_line++; |
| 60 AT_LOC.last_column = 1; |
| 61 } |
| 62 else |
| 63 AT_LOC.last_column++; |
| 64 ])[ |
| 65 return res; |
| 66 } |
| 67 |
| 68 static void |
| 69 unget_char (]AT_LEX_PRE_FORMALS[ int c) |
| 70 { |
| 71 ]AT_USE_LEX_ARGS[; |
| 72 ]AT_LOCATION_IF([ |
| 73 /* Wrong when C == `\n'. */ |
| 74 AT_LOC = last_yylloc; |
| 75 ])[ |
| 76 ungetc (c, input); |
| 77 } |
| 78 |
| 79 static int |
| 80 read_signed_integer (]AT_LEX_FORMALS[) |
| 81 { |
| 82 int c = get_char (]AT_LEX_ARGS[); |
| 83 int sign = 1; |
| 84 int n = 0; |
| 85 |
| 86 ]AT_USE_LEX_ARGS[; |
| 87 if (c == '-') |
| 88 { |
| 89 c = get_char (]AT_LEX_ARGS[); |
| 90 sign = -1; |
| 91 } |
| 92 |
| 93 while (isdigit (c)) |
| 94 { |
| 95 n = 10 * n + (c - '0'); |
| 96 c = get_char (]AT_LEX_ARGS[); |
| 97 } |
| 98 |
| 99 unget_char (]AT_LEX_PRE_ARGS[ c); |
| 100 |
| 101 return sign * n; |
| 102 } |
| 103 |
| 104 |
| 105 /*---------------------------------------------------------------. |
| 106 | Lexical analyzer returns an integer on the stack and the token | |
| 107 | NUM, or the ASCII character read if not a number. Skips all | |
| 108 | blanks and tabs, returns 0 for EOF. | |
| 109 `---------------------------------------------------------------*/ |
| 110 |
| 111 int |
| 112 ]AT_NAME_PREFIX[lex (]AT_LEX_FORMALS[) |
| 113 { |
| 114 static int init = 1; |
| 115 int c; |
| 116 |
| 117 if (init) |
| 118 { |
| 119 init = 0; |
| 120 ]AT_LOCATION_IF([ |
| 121 AT_LOC.last_column = 1; |
| 122 AT_LOC.last_line = 1; |
| 123 ])[ |
| 124 } |
| 125 |
| 126 ]AT_LOCATION_IF([ |
| 127 AT_LOC.first_column = AT_LOC.last_column; |
| 128 AT_LOC.first_line = AT_LOC.last_line; |
| 129 ])[ |
| 130 |
| 131 /* Skip white space. */ |
| 132 while ((c = get_char (]AT_LEX_ARGS[)) == ' ' || c == '\t') |
| 133 { |
| 134 ]AT_LOCATION_IF( |
| 135 [ AT_LOC.first_column = AT_LOC.last_column; |
| 136 AT_LOC.first_line = AT_LOC.last_line; |
| 137 ])[ |
| 138 } |
| 139 |
| 140 /* process numbers */ |
| 141 if (c == '.' || isdigit (c)) |
| 142 { |
| 143 unget_char (]AT_LEX_PRE_ARGS[ c); |
| 144 ]AT_VAL[.ival = read_signed_integer (]AT_LEX_ARGS[); |
| 145 return NUM; |
| 146 } |
| 147 |
| 148 /* Return end-of-file. */ |
| 149 if (c == EOF) |
| 150 return CALC_EOF; |
| 151 |
| 152 /* Return single chars. */ |
| 153 return c; |
| 154 } |
| 155 ]]) |
| 156 |
| 157 AT_DATA_GRAMMAR([calc.y], |
| 158 [[/* Infix notation calculator--calc */ |
| 159 ]$4 |
| 160 AT_SKEL_CC_IF( |
| 161 [%define global_tokens_and_yystype])[ |
| 162 %code requires { |
| 163 /* Exercise pre-prologue dependency to %union. */ |
| 164 typedef int semantic_value; |
| 165 } |
| 166 |
| 167 /* Exercise %union. */ |
| 168 %union |
| 169 { |
| 170 semantic_value ival; |
| 171 }; |
| 172 |
| 173 %code provides { |
| 174 #include <stdio.h> |
| 175 /* The input. */ |
| 176 extern FILE *input;]AT_SKEL_CC_IF([[ |
| 177 #ifndef YYLTYPE |
| 178 # define YYLTYPE ]AT_NAME_PREFIX[::location |
| 179 #endif |
| 180 #define first_line begin.line |
| 181 #define first_column begin.column |
| 182 #define last_line end.line |
| 183 #define last_column end.column]])[ |
| 184 } |
| 185 |
| 186 %code { |
| 187 #include <stdlib.h> |
| 188 #include <string.h> |
| 189 #if HAVE_UNISTD_H && !_WIN32 |
| 190 # include <unistd.h> |
| 191 #else |
| 192 # undef alarm |
| 193 # define alarm(seconds) /* empty */ |
| 194 #endif |
| 195 #define USE(Var) |
| 196 |
| 197 FILE *input; |
| 198 static semantic_value global_result = 0; |
| 199 static int global_count = 0; |
| 200 static int power (int base, int exponent); |
| 201 ]AT_SKEL_CC_IF(, |
| 202 [/* yyerror receives the location if: |
| 203 - %location & %pure & %glr |
| 204 - %location & %pure & %yacc & %parse-param. */ |
| 205 static void yyerror (AT_YYERROR_ARG_LOC_IF([YYLTYPE *llocp, ]) |
| 206 AT_PARAM_IF([semantic_value *result, int *count, ]) |
| 207 const char *s |
| 208 );])[ |
| 209 int yylex (]AT_LEX_FORMALS[); |
| 210 } |
| 211 |
| 212 ]AT_SKEL_CC_IF( |
| 213 [/* The lalr1.cc skeleton, for backward compatibility, defines |
| 214 a constructor for position that initializes the filename. The |
| 215 glr.cc skeleton does not (and in fact cannot: location/position |
| 216 are stored in a union, from which objects with constructors are |
| 217 excluded in C++. */ |
| 218 %initial-action { |
| 219 @$.initialize (0); |
| 220 } |
| 221 ])[ |
| 222 |
| 223 /* Bison Declarations */ |
| 224 %token CALC_EOF 0 "end of input" |
| 225 %token <ival> NUM "number" |
| 226 %type <ival> exp |
| 227 |
| 228 %nonassoc '=' /* comparison */ |
| 229 %left '-' '+' |
| 230 %left '*' '/' |
| 231 %left NEG /* negation--unary minus */ |
| 232 %right '^' /* exponentiation */ |
| 233 |
| 234 /* Grammar follows */ |
| 235 %% |
| 236 input: |
| 237 line |
| 238 | input line { ]AT_PARAM_IF([++*count; ++global_count;])[ } |
| 239 ; |
| 240 |
| 241 line: |
| 242 '\n' |
| 243 | exp '\n' { ]AT_PARAM_IF([*result = global_result = $1], [USE ($1)])[
; } |
| 244 ; |
| 245 |
| 246 exp: |
| 247 NUM { $$ = $1; } |
| 248 | exp '=' exp |
| 249 { |
| 250 if ($1 != $3) |
| 251 fprintf (stderr, "calc: error: %d != %d\n", $1, $3); |
| 252 $$ = $1; |
| 253 } |
| 254 | exp '+' exp { $$ = $1 + $3; } |
| 255 | exp '-' exp { $$ = $1 - $3; } |
| 256 | exp '*' exp { $$ = $1 * $3; } |
| 257 | exp '/' exp { $$ = $1 / $3; } |
| 258 | '-' exp %prec NEG { $$ = -$2; } |
| 259 | exp '^' exp { $$ = power ($1, $3); } |
| 260 | '(' exp ')' { $$ = $2; } |
| 261 | '(' error ')' { $$ = 1111; yyerrok; } |
| 262 | '!' { $$ = 0; YYERROR; } |
| 263 | '-' error { $$ = 0; YYERROR; } |
| 264 ; |
| 265 %% |
| 266 |
| 267 ]AT_SKEL_CC_IF( |
| 268 [/* A C++ error reporting function. */ |
| 269 void |
| 270 AT_NAME_PREFIX::parser::error (const location& l, const std::string& m) |
| 271 { |
| 272 (void) l; |
| 273 std::cerr << AT_LOCATION_IF([l << ": " << ])m << std::endl; |
| 274 } |
| 275 |
| 276 int |
| 277 yyparse (AT_PARAM_IF([semantic_value *result, int *count])) |
| 278 { |
| 279 AT_NAME_PREFIX::parser parser[]AT_PARAM_IF([ (result, count)]); |
| 280 #if YYDEBUG |
| 281 parser.set_debug_level (1); |
| 282 #endif |
| 283 return parser.parse (); |
| 284 } |
| 285 ], |
| 286 [static void |
| 287 yyerror (AT_YYERROR_ARG_LOC_IF([YYLTYPE *llocp, ]) |
| 288 AT_PARAM_IF([semantic_value *result, int *count, ]) |
| 289 const char *s) |
| 290 { |
| 291 AT_PARAM_IF([(void) result; (void) count;]) |
| 292 AT_YYERROR_SEES_LOC_IF([ |
| 293 fprintf (stderr, "%d.%d", |
| 294 AT_LOC.first_line, AT_LOC.first_column); |
| 295 if (AT_LOC.first_line != AT_LOC.last_line) |
| 296 fprintf (stderr, "-%d.%d", |
| 297 AT_LOC.last_line, AT_LOC.last_column - 1); |
| 298 else if (AT_LOC.first_column != AT_LOC.last_column - 1) |
| 299 fprintf (stderr, "-%d", |
| 300 AT_LOC.last_column - 1); |
| 301 fprintf (stderr, ": ");]) |
| 302 fprintf (stderr, "%s\n", s); |
| 303 }])[ |
| 304 |
| 305 ]AT_DEFINES_IF(, [AT_CALC_LEX])[ |
| 306 |
| 307 static int |
| 308 power (int base, int exponent) |
| 309 { |
| 310 int res = 1; |
| 311 if (exponent < 0) |
| 312 exit (3); |
| 313 for (/* Niente */; exponent; --exponent) |
| 314 res *= base; |
| 315 return res; |
| 316 } |
| 317 |
| 318 |
| 319 int |
| 320 main (int argc, const char **argv) |
| 321 { |
| 322 semantic_value result = 0; |
| 323 int count = 0; |
| 324 int status; |
| 325 |
| 326 /* This used to be alarm (10), but that isn't enough time for |
| 327 a July 1995 vintage DEC Alphastation 200 4/100 system, |
| 328 according to Nelson H. F. Beebe. 100 seconds is enough. */ |
| 329 alarm (100); |
| 330 |
| 331 if (argc == 2) |
| 332 input = fopen (argv[1], "r"); |
| 333 else |
| 334 input = stdin; |
| 335 |
| 336 if (!input) |
| 337 { |
| 338 perror (argv[1]); |
| 339 return 3; |
| 340 } |
| 341 |
| 342 ]AT_SKEL_CC_IF([], [m4_bmatch([$4], [%debug], |
| 343 [ yydebug = 1;])])[ |
| 344 status = yyparse (]AT_PARAM_IF([[&result, &count]])[); |
| 345 fclose (input); |
| 346 if (global_result != result) |
| 347 abort (); |
| 348 if (global_count != count) |
| 349 abort (); |
| 350 return status; |
| 351 } |
| 352 ]]) |
| 353 AT_DEFINES_IF([AT_DATA_SOURCE([[calc-lex.c]AT_SKEL_CC_IF([[c]])], |
| 354 [[#include "calc.h]AT_SKEL_CC_IF([[h]])[" |
| 355 |
| 356 ]AT_CALC_LEX])]) |
| 357 m4_popdef([AT_CALC_LEX]) |
| 358 ])# _AT_DATA_CALC_Y |
| 359 |
| 360 |
| 361 # AT_DATA_CALC_Y([BISON-OPTIONS]) |
| 362 # ------------------------------- |
| 363 # Produce `calc.y' and, if %defines was specified, `calc-lex.c' or |
| 364 # `calc-lex.cc'. |
| 365 m4_define([AT_DATA_CALC_Y], |
| 366 [_AT_DATA_CALC_Y($[1], $[2], $[3], [$1]) |
| 367 ]) |
| 368 |
| 369 |
| 370 |
| 371 # _AT_CHECK_CALC(BISON-OPTIONS, INPUT, [NUM-STDERR-LINES]) |
| 372 # -------------------------------------------------------- |
| 373 # Run `calc' on INPUT and expect no STDOUT nor STDERR. |
| 374 # |
| 375 # If BISON-OPTIONS contains `%debug' but not `%glr-parser', then |
| 376 # |
| 377 # NUM-STDERR-LINES is the number of expected lines on stderr. |
| 378 # Currently this is ignored, though, since the output format is fluctuating. |
| 379 # |
| 380 # We don't count GLR's traces yet, since its traces are somewhat |
| 381 # different from LALR's. |
| 382 m4_define([_AT_CHECK_CALC], |
| 383 [AT_DATA([[input]], |
| 384 [[$2 |
| 385 ]]) |
| 386 AT_PARSER_CHECK([./calc input], 0, [], [stderr]) |
| 387 ]) |
| 388 |
| 389 |
| 390 # _AT_CHECK_CALC_ERROR(BISON-OPTIONS, EXIT-STATUS, INPUT, |
| 391 # [NUM-STDERR-LINES], |
| 392 # [VERBOSE-AND-LOCATED-ERROR-MESSAGE]) |
| 393 # --------------------------------------------------------- |
| 394 # Run `calc' on INPUT, and expect a `syntax error' message. |
| 395 # |
| 396 # If INPUT starts with a slash, it is used as absolute input file name, |
| 397 # otherwise as contents. |
| 398 # |
| 399 # NUM-STDERR-LINES is the number of expected lines on stderr. |
| 400 # Currently this is ignored, though, since the output format is fluctuating. |
| 401 # |
| 402 # If BISON-OPTIONS contains `%location', then make sure the ERROR-LOCATION |
| 403 # is correctly output on stderr. |
| 404 # |
| 405 # If BISON-OPTIONS contains `%error-verbose', then make sure the |
| 406 # IF-YYERROR-VERBOSE message is properly output after `syntax error, ' |
| 407 # on STDERR. |
| 408 # |
| 409 # If BISON-OPTIONS contains `%debug' but not `%glr', then NUM-STDERR-LINES |
| 410 # is the number of expected lines on stderr. |
| 411 m4_define([_AT_CHECK_CALC_ERROR], |
| 412 [m4_bmatch([$3], [^/], |
| 413 [AT_PARSER_CHECK([./calc $3], $2, [], [stderr])], |
| 414 [AT_DATA([[input]], |
| 415 [[$3 |
| 416 ]]) |
| 417 AT_PARSER_CHECK([./calc input], $2, [], [stderr])]) |
| 418 |
| 419 # Normalize the observed and expected error messages, depending upon the |
| 420 # options. |
| 421 # 1. Remove the traces from observed. |
| 422 sed '/^Starting/d |
| 423 /^Entering/d |
| 424 /^Stack/d |
| 425 /^Reading/d |
| 426 /^Reducing/d |
| 427 /^Return/d |
| 428 /^Shifting/d |
| 429 /^state/d |
| 430 /^Cleanup:/d |
| 431 /^Error:/d |
| 432 /^Next/d |
| 433 /^Now/d |
| 434 /^Discarding/d |
| 435 / \$[[0-9$]]* = /d |
| 436 /^yydestructor:/d' stderr >at-stderr |
| 437 mv at-stderr stderr |
| 438 # 2. Create the reference error message. |
| 439 AT_DATA([[expout]], |
| 440 [$5 |
| 441 ]) |
| 442 # 3. If locations are not used, remove them. |
| 443 AT_YYERROR_SEES_LOC_IF([], |
| 444 [[sed 's/^[-0-9.]*: //' expout >at-expout |
| 445 mv at-expout expout]]) |
| 446 # 4. If error-verbose is not used, strip the`, unexpected....' part. |
| 447 m4_bmatch([$1], [%error-verbose], [], |
| 448 [[sed 's/syntax error, .*$/syntax error/' expout >at-expout |
| 449 mv at-expout expout]]) |
| 450 # 5. Check |
| 451 AT_CHECK([cat stderr], 0, [expout]) |
| 452 ]) |
| 453 |
| 454 |
| 455 # AT_CHECK_CALC([BISON-OPTIONS, [EXPECTED-TO-FAIL]]) |
| 456 # -------------------------------------------------- |
| 457 # Start a testing chunk which compiles `calc' grammar with |
| 458 # BISON-OPTIONS, and performs several tests over the parser. |
| 459 # However, if EXPECTED-TO-FAIL is nonempty, this test is expected to fail. |
| 460 m4_define([AT_CHECK_CALC], |
| 461 [# We use integers to avoid dependencies upon the precision of doubles. |
| 462 AT_SETUP([Calculator $1]) |
| 463 |
| 464 m4_ifval([$2], [AT_CHECK([exit 77])]) |
| 465 |
| 466 AT_BISON_OPTION_PUSHDEFS([$1]) |
| 467 |
| 468 AT_DATA_CALC_Y([$1]) |
| 469 AT_FULL_COMPILE([calc], [AT_DEFINES_IF([[lex]])]) |
| 470 |
| 471 # Test the priorities. |
| 472 _AT_CHECK_CALC([$1], |
| 473 [1 + 2 * 3 = 7 |
| 474 1 + 2 * -3 = -5 |
| 475 |
| 476 -1^2 = -1 |
| 477 (-1)^2 = 1 |
| 478 |
| 479 ---1 = -1 |
| 480 |
| 481 1 - 2 - 3 = -4 |
| 482 1 - (2 - 3) = 2 |
| 483 |
| 484 2^2^3 = 256 |
| 485 (2^2)^3 = 64], |
| 486 [842]) |
| 487 |
| 488 # Some syntax errors. |
| 489 _AT_CHECK_CALC_ERROR([$1], [1], [0 0], [15], |
| 490 [1.3: syntax error, unexpected number]) |
| 491 _AT_CHECK_CALC_ERROR([$1], [1], [1//2], [20], |
| 492 [1.3: syntax error, unexpected '/', expecting number or '-'
or '(' or '!']) |
| 493 _AT_CHECK_CALC_ERROR([$1], [1], [error], [5], |
| 494 [1.1: syntax error, unexpected $undefined]) |
| 495 _AT_CHECK_CALC_ERROR([$1], [1], [1 = 2 = 3], [30], |
| 496 [1.7: syntax error, unexpected '=']) |
| 497 _AT_CHECK_CALC_ERROR([$1], [1], |
| 498 [ |
| 499 +1], |
| 500 [20], |
| 501 [2.1: syntax error, unexpected '+']) |
| 502 # Exercise error messages with EOF: work on an empty file. |
| 503 _AT_CHECK_CALC_ERROR([$1], [1], [NUL], [4], |
| 504 [1.1: syntax error, unexpected end of input]) |
| 505 |
| 506 # Exercise the error token: without it, we die at the first error, |
| 507 # hence be sure to |
| 508 # |
| 509 # - have several errors which exercise different shift/discardings |
| 510 # - (): nothing to pop, nothing to discard |
| 511 # - (1 + 1 + 1 +): a lot to pop, nothing to discard |
| 512 # - (* * *): nothing to pop, a lot to discard |
| 513 # - (1 + 2 * *): some to pop and discard |
| 514 # |
| 515 # - test the action associated to `error' |
| 516 # |
| 517 # - check the lookahead that triggers an error is not discarded |
| 518 # when we enter error recovery. Below, the lookahead causing the |
| 519 # first error is ")", which is needed to recover from the error and |
| 520 # produce the "0" that triggers the "0 != 1" error. |
| 521 # |
| 522 _AT_CHECK_CALC_ERROR([$1], [0], |
| 523 [() + (1 + 1 + 1 +) + (* * *) + (1 * 2 * *) = 1], |
| 524 [250], |
| 525 [1.2: syntax error, unexpected ')', expecting number or '-' or '(' or '!' |
| 526 1.18: syntax error, unexpected ')', expecting number or '-' or '(' or '!' |
| 527 1.23: syntax error, unexpected '*', expecting number or '-' or '(' or '!' |
| 528 1.41: syntax error, unexpected '*', expecting number or '-' or '(' or '!' |
| 529 calc: error: 4444 != 1]) |
| 530 |
| 531 # The same, but this time exercising explicitly triggered syntax errors. |
| 532 # POSIX says the lookahead causing the error should not be discarded. |
| 533 _AT_CHECK_CALC_ERROR([$1], [0], [(!) + (0 0) = 1], [102], |
| 534 [1.10: syntax error, unexpected number |
| 535 calc: error: 2222 != 1]) |
| 536 _AT_CHECK_CALC_ERROR([$1], [0], [(- *) + (0 0) = 1], [113], |
| 537 [1.4: syntax error, unexpected '*', expecting number or '-' or '(' or '!' |
| 538 1.12: syntax error, unexpected number |
| 539 calc: error: 2222 != 1]) |
| 540 |
| 541 # Check that yyerrok works properly: second error is not reported, |
| 542 # third and fourth are. Parse status is succesfull. |
| 543 _AT_CHECK_CALC_ERROR([$1], [0], [(* *) + (*) + (*)], [113], |
| 544 [1.2: syntax error, unexpected '*', expecting number or '-' or '(' or '!' |
| 545 1.10: syntax error, unexpected '*', expecting number or '-' or '(' or '!' |
| 546 1.16: syntax error, unexpected '*', expecting number or '-' or '(' or '!']) |
| 547 |
| 548 AT_BISON_OPTION_POPDEFS |
| 549 |
| 550 AT_CLEANUP |
| 551 ])# AT_CHECK_CALC |
| 552 |
| 553 |
| 554 |
| 555 |
| 556 # ------------------------ # |
| 557 # Simple LALR Calculator. # |
| 558 # ------------------------ # |
| 559 |
| 560 AT_BANNER([[Simple LALR(1) Calculator.]]) |
| 561 |
| 562 # AT_CHECK_CALC_LALR([BISON-OPTIONS]) |
| 563 # ----------------------------------- |
| 564 # Start a testing chunk which compiles `calc' grammar with |
| 565 # BISON-OPTIONS, and performs several tests over the parser. |
| 566 m4_define([AT_CHECK_CALC_LALR], |
| 567 [AT_CHECK_CALC($@)]) |
| 568 |
| 569 AT_CHECK_CALC_LALR() |
| 570 |
| 571 AT_CHECK_CALC_LALR([%defines]) |
| 572 AT_CHECK_CALC_LALR([%locations]) |
| 573 AT_CHECK_CALC_LALR([%name-prefix="calc"]) dnl test deprecated `=' |
| 574 AT_CHECK_CALC_LALR([%verbose]) |
| 575 AT_CHECK_CALC_LALR([%yacc]) |
| 576 AT_CHECK_CALC_LALR([%error-verbose]) |
| 577 |
| 578 AT_CHECK_CALC_LALR([%define api.pure %locations]) |
| 579 AT_CHECK_CALC_LALR([%define api.push_pull "both" %define api.pure %locations]) |
| 580 AT_CHECK_CALC_LALR([%error-verbose %locations]) |
| 581 |
| 582 AT_CHECK_CALC_LALR([%error-verbose %locations %defines %name-prefix "calc" %verb
ose %yacc]) |
| 583 |
| 584 AT_CHECK_CALC_LALR([%debug]) |
| 585 AT_CHECK_CALC_LALR([%error-verbose %debug %locations %defines %name-prefix "calc
" %verbose %yacc]) |
| 586 |
| 587 AT_CHECK_CALC_LALR([%define api.pure %error-verbose %debug %locations %defines %
name-prefix "calc" %verbose %yacc]) |
| 588 AT_CHECK_CALC_LALR([%define api.push_pull "both" %define api.pure %error-verbose
%debug %locations %defines %name-prefix "calc" %verbose %yacc]) |
| 589 |
| 590 AT_CHECK_CALC_LALR([%define api.pure %error-verbose %debug %locations %defines %
name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-p
aram {int *count}]) |
| 591 |
| 592 |
| 593 # ----------------------- # |
| 594 # Simple GLR Calculator. # |
| 595 # ----------------------- # |
| 596 |
| 597 AT_BANNER([[Simple GLR Calculator.]]) |
| 598 |
| 599 # AT_CHECK_CALC_GLR([BISON-OPTIONS]) |
| 600 # ---------------------------------- |
| 601 # Start a testing chunk which compiles `calc' grammar with |
| 602 # BISON-OPTIONS and %glr-parser, and performs several tests over the parser. |
| 603 m4_define([AT_CHECK_CALC_GLR], |
| 604 [AT_CHECK_CALC([%glr-parser] $@)]) |
| 605 |
| 606 |
| 607 AT_CHECK_CALC_GLR() |
| 608 |
| 609 AT_CHECK_CALC_GLR([%defines]) |
| 610 AT_CHECK_CALC_GLR([%locations]) |
| 611 AT_CHECK_CALC_GLR([%name-prefix "calc"]) |
| 612 AT_CHECK_CALC_GLR([%verbose]) |
| 613 AT_CHECK_CALC_GLR([%yacc]) |
| 614 AT_CHECK_CALC_GLR([%error-verbose]) |
| 615 |
| 616 AT_CHECK_CALC_GLR([%define api.pure %locations]) |
| 617 AT_CHECK_CALC_GLR([%error-verbose %locations]) |
| 618 |
| 619 AT_CHECK_CALC_GLR([%error-verbose %locations %defines %name-prefix "calc" %verbo
se %yacc]) |
| 620 |
| 621 AT_CHECK_CALC_GLR([%debug]) |
| 622 AT_CHECK_CALC_GLR([%error-verbose %debug %locations %defines %name-prefix "calc"
%verbose %yacc]) |
| 623 |
| 624 AT_CHECK_CALC_GLR([%define api.pure %error-verbose %debug %locations %defines %n
ame-prefix "calc" %verbose %yacc]) |
| 625 |
| 626 AT_CHECK_CALC_GLR([%define api.pure %error-verbose %debug %locations %defines %n
ame-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-pa
ram {int *count}]) |
| 627 |
| 628 |
| 629 # ----------------------------- # |
| 630 # Simple LALR1 C++ Calculator. # |
| 631 # ----------------------------- # |
| 632 |
| 633 AT_BANNER([[Simple LALR(1) C++ Calculator.]]) |
| 634 |
| 635 # First let's try using %skeleton |
| 636 AT_CHECK_CALC([%skeleton "lalr1.cc" %defines %locations]) |
| 637 |
| 638 # AT_CHECK_CALC_LALR1_CC([BISON-OPTIONS]) |
| 639 # --------------------------------------- |
| 640 # Start a testing chunk which compiles `calc' grammar with |
| 641 # the C++ skeleton, and performs several tests over the parser. |
| 642 m4_define([AT_CHECK_CALC_LALR1_CC], |
| 643 [AT_CHECK_CALC([%language "C++" %defines %locations] $@)]) |
| 644 |
| 645 AT_CHECK_CALC_LALR1_CC([]) |
| 646 AT_CHECK_CALC_LALR1_CC([%error-verbose %name-prefix "calc" %verbose %yacc]) |
| 647 |
| 648 AT_CHECK_CALC_LALR1_CC([%error-verbose %debug %name-prefix "calc" %verbose %yacc
]) |
| 649 |
| 650 AT_CHECK_CALC_LALR1_CC([%pure-parser %error-verbose %debug %name-prefix "calc" %
verbose %yacc]) |
| 651 |
| 652 AT_CHECK_CALC_LALR1_CC([%pure-parser %error-verbose %debug %name-prefix "calc" %
verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}]) |
| 653 |
| 654 |
| 655 |
| 656 # --------------------------- # |
| 657 # Simple GLR C++ Calculator. # |
| 658 # --------------------------- # |
| 659 |
| 660 AT_BANNER([[Simple GLR C++ Calculator.]]) |
| 661 |
| 662 # Again, we try also using %skeleton. |
| 663 AT_CHECK_CALC([%skeleton "glr.cc" %defines %locations]) |
| 664 |
| 665 # AT_CHECK_CALC_GLR_CC([BISON-OPTIONS]) |
| 666 # ------------------------------------- |
| 667 # Start a testing chunk which compiles `calc' grammar with |
| 668 # the GLR C++ skeleton, and performs several tests over the parser. |
| 669 m4_define([AT_CHECK_CALC_GLR_CC], |
| 670 [AT_CHECK_CALC([%language "C++" %glr-parser %defines %locations] $@)]) |
| 671 |
| 672 AT_CHECK_CALC_GLR_CC([]) |
| 673 AT_CHECK_CALC_GLR_CC([%error-verbose %name-prefix "calc" %verbose %yacc]) |
| 674 |
| 675 AT_CHECK_CALC_GLR_CC([%debug]) |
| 676 AT_CHECK_CALC_GLR_CC([%error-verbose %debug %name-prefix "calc" %verbose %yacc]) |
| 677 |
| 678 AT_CHECK_CALC_GLR_CC([%pure-parser %error-verbose %debug %name-prefix "calc" %ve
rbose %yacc]) |
| 679 |
| 680 AT_CHECK_CALC_GLR_CC([%pure-parser %error-verbose %debug %name-prefix "calc" %ve
rbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}]) |
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