-/* A Bison parser, made by GNU Bison 1.75b. */
+/* A Bison parser, made from parse-gram.y, by GNU bison 1.75b. */
/* Skeleton parser for Yacc-like parsing with Bison,
Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002 Free Software Foundation, Inc.
int integer;
char *string;
assoc_t assoc;
+ struniq_t struniq;
} yystype;
-/* Line 212 of /tmp/prefix/share/bison/yacc.c. */
-#line 241 "parse-gram.c"
+/* Line 237 of /usr/local/share/bison/yacc.c. */
+#line 243 "parse-gram.c"
# define YYSTYPE yystype
# define YYSTYPE_IS_TRIVIAL 1
#endif
/* Copy the second part of user declarations. */
-/* Line 232 of /tmp/prefix/share/bison/yacc.c. */
-#line 262 "parse-gram.c"
+/* Line 257 of /usr/local/share/bison/yacc.c. */
+#line 264 "parse-gram.c"
#if ! defined (yyoverflow) || YYERROR_VERBOSE
/* YYRLINE[YYN] -- source line where rule number YYN was defined. */
static const unsigned short yyrline[] =
{
- 0, 167, 167, 180, 182, 185, 187, 188, 189, 190,
- 191, 192, 193, 194, 195, 197, 198, 199, 200, 201,
- 203, 204, 205, 206, 207, 210, 212, 213, 217, 224,
- 223, 234, 233, 246, 245, 251, 251, 256, 265, 280,
- 282, 283, 286, 288, 293, 295, 299, 304, 309, 315,
- 321, 331, 334, 343, 345, 351, 353, 358, 365, 364,
- 369, 371, 374, 377, 379, 381, 383, 385, 389, 391,
- 394, 400, 409, 417, 422, 428, 430
+ 0, 168, 168, 181, 183, 186, 188, 189, 190, 191,
+ 192, 193, 194, 195, 196, 198, 199, 200, 201, 202,
+ 204, 205, 206, 207, 208, 211, 213, 214, 218, 225,
+ 224, 235, 234, 247, 246, 252, 252, 257, 266, 281,
+ 283, 284, 287, 289, 294, 296, 300, 305, 310, 316,
+ 322, 332, 335, 344, 346, 352, 354, 359, 366, 365,
+ 370, 372, 375, 378, 380, 382, 384, 386, 390, 392,
+ 395, 401, 410, 418, 423, 429, 431
};
#endif
switch (yyn)
{
case 2:
-#line 169 "parse-gram.y"
+#line 170 "parse-gram.y"
{
yycontrol->errcode = 0;
epilogue_set (yyvsp[0].string, yylsp[0]);
break;
case 6:
-#line 187 "parse-gram.y"
+#line 188 "parse-gram.y"
{ prologue_augment (yyvsp[0].string, yylsp[0]); }
break;
case 7:
-#line 188 "parse-gram.y"
+#line 189 "parse-gram.y"
{ debug_flag = 1; }
break;
case 8:
-#line 189 "parse-gram.y"
+#line 190 "parse-gram.y"
{ muscle_insert (yyvsp[-1].string, yyvsp[0].string); }
break;
case 9:
-#line 190 "parse-gram.y"
+#line 191 "parse-gram.y"
{ defines_flag = 1; }
break;
case 10:
-#line 191 "parse-gram.y"
+#line 192 "parse-gram.y"
{ error_verbose = 1; }
break;
case 11:
-#line 192 "parse-gram.y"
+#line 193 "parse-gram.y"
{ expected_conflicts = yyvsp[0].integer; }
break;
case 12:
-#line 193 "parse-gram.y"
+#line 194 "parse-gram.y"
{ spec_file_prefix = yyvsp[0].string; }
break;
case 13:
-#line 194 "parse-gram.y"
+#line 195 "parse-gram.y"
{ glr_parser = 1; }
break;
case 14:
-#line 196 "parse-gram.y"
+#line 197 "parse-gram.y"
{ muscle_pair_list_grow ("lex_param", yyvsp[-2].string, yyvsp[0].string); }
break;
case 15:
-#line 197 "parse-gram.y"
+#line 198 "parse-gram.y"
{ locations_flag = 1; }
break;
case 16:
-#line 198 "parse-gram.y"
+#line 199 "parse-gram.y"
{ spec_name_prefix = yyvsp[0].string; }
break;
case 17:
-#line 199 "parse-gram.y"
+#line 200 "parse-gram.y"
{ no_lines_flag = 1; }
break;
case 18:
-#line 200 "parse-gram.y"
+#line 201 "parse-gram.y"
{ spec_outfile = yyvsp[0].string; }
break;
case 19:
-#line 202 "parse-gram.y"
+#line 203 "parse-gram.y"
{ muscle_pair_list_grow ("parse_param", yyvsp[-2].string, yyvsp[0].string); }
break;
case 20:
-#line 203 "parse-gram.y"
+#line 204 "parse-gram.y"
{ pure_parser = 1; }
break;
case 21:
-#line 204 "parse-gram.y"
+#line 205 "parse-gram.y"
{ skeleton = yyvsp[0].string; }
break;
case 22:
-#line 205 "parse-gram.y"
+#line 206 "parse-gram.y"
{ token_table_flag = 1; }
break;
case 23:
-#line 206 "parse-gram.y"
+#line 207 "parse-gram.y"
{ report_flag = 1; }
break;
case 24:
-#line 207 "parse-gram.y"
+#line 208 "parse-gram.y"
{ yacc_flag = 1; }
break;
case 27:
-#line 214 "parse-gram.y"
+#line 215 "parse-gram.y"
{
grammar_start_symbol_set (yyvsp[0].symbol, yylsp[0]);
}
break;
case 28:
-#line 218 "parse-gram.y"
+#line 219 "parse-gram.y"
{
typed = 1;
MUSCLE_INSERT_INT ("stype_line", yylsp[0].first_line);
break;
case 29:
-#line 224 "parse-gram.y"
+#line 225 "parse-gram.y"
{ current_braced_code = destructor_braced_code; }
break;
case 30:
-#line 226 "parse-gram.y"
+#line 227 "parse-gram.y"
{
symbol_list_t *list;
for (list = yyvsp[0].list; list; list = list->next)
break;
case 31:
-#line 234 "parse-gram.y"
+#line 235 "parse-gram.y"
{ current_braced_code = printer_braced_code; }
break;
case 32:
-#line 236 "parse-gram.y"
+#line 237 "parse-gram.y"
{
symbol_list_t *list;
for (list = yyvsp[0].list; list; list = list->next)
break;
case 33:
-#line 246 "parse-gram.y"
+#line 247 "parse-gram.y"
{ current_class = nterm_sym; }
break;
case 34:
-#line 247 "parse-gram.y"
+#line 248 "parse-gram.y"
{
current_class = unknown_sym;
current_type = NULL;
break;
case 35:
-#line 251 "parse-gram.y"
+#line 252 "parse-gram.y"
{ current_class = token_sym; }
break;
case 36:
-#line 252 "parse-gram.y"
+#line 253 "parse-gram.y"
{
current_class = unknown_sym;
current_type = NULL;
break;
case 37:
-#line 257 "parse-gram.y"
+#line 258 "parse-gram.y"
{
symbol_list_t *list;
for (list = yyvsp[0].list; list; list = list->next)
break;
case 38:
-#line 267 "parse-gram.y"
+#line 268 "parse-gram.y"
{
symbol_list_t *list;
++current_prec;
break;
case 39:
-#line 281 "parse-gram.y"
+#line 282 "parse-gram.y"
{ yyval.assoc = left_assoc; }
break;
case 40:
-#line 282 "parse-gram.y"
+#line 283 "parse-gram.y"
{ yyval.assoc = right_assoc; }
break;
case 41:
-#line 283 "parse-gram.y"
+#line 284 "parse-gram.y"
{ yyval.assoc = non_assoc; }
break;
case 42:
-#line 287 "parse-gram.y"
+#line 288 "parse-gram.y"
{ current_type = NULL; }
break;
case 43:
-#line 288 "parse-gram.y"
+#line 289 "parse-gram.y"
{ current_type = yyvsp[0].string; }
break;
case 44:
-#line 294 "parse-gram.y"
+#line 295 "parse-gram.y"
{ yyval.list = symbol_list_new (yyvsp[0].symbol, yylsp[0]); }
break;
case 45:
-#line 295 "parse-gram.y"
+#line 296 "parse-gram.y"
{ yyval.list = symbol_list_prepend (yyvsp[-1].list, yyvsp[0].symbol, yylsp[0]); }
break;
case 46:
-#line 301 "parse-gram.y"
+#line 302 "parse-gram.y"
{
current_type = yyvsp[0].string;
}
break;
case 47:
-#line 305 "parse-gram.y"
+#line 306 "parse-gram.y"
{
symbol_class_set (yyvsp[0].symbol, current_class, yylsp[0]);
symbol_type_set (yyvsp[0].symbol, current_type, yylsp[0]);
break;
case 48:
-#line 310 "parse-gram.y"
+#line 311 "parse-gram.y"
{
symbol_class_set (yyvsp[-1].symbol, current_class, yylsp[-1]);
symbol_type_set (yyvsp[-1].symbol, current_type, yylsp[-1]);
break;
case 49:
-#line 316 "parse-gram.y"
+#line 317 "parse-gram.y"
{
symbol_class_set (yyvsp[-1].symbol, current_class, yylsp[-1]);
symbol_type_set (yyvsp[-1].symbol, current_type, yylsp[-1]);
break;
case 50:
-#line 322 "parse-gram.y"
+#line 323 "parse-gram.y"
{
symbol_class_set (yyvsp[-2].symbol, current_class, yylsp[-2]);
symbol_type_set (yyvsp[-2].symbol, current_type, yylsp[-2]);
break;
case 51:
-#line 333 "parse-gram.y"
+#line 334 "parse-gram.y"
{;}
break;
case 52:
-#line 335 "parse-gram.y"
+#line 336 "parse-gram.y"
{;}
break;
case 56:
-#line 354 "parse-gram.y"
+#line 355 "parse-gram.y"
{
if (yacc_flag)
complain_at (yyloc, _("POSIX forbids declarations in the grammar"));
break;
case 57:
-#line 359 "parse-gram.y"
+#line 360 "parse-gram.y"
{
yyerrok;
}
break;
case 58:
-#line 365 "parse-gram.y"
+#line 366 "parse-gram.y"
{ current_lhs = yyvsp[-1].symbol; current_lhs_location = yylsp[-1]; }
break;
case 59:
-#line 366 "parse-gram.y"
+#line 367 "parse-gram.y"
{;}
break;
case 60:
-#line 370 "parse-gram.y"
+#line 371 "parse-gram.y"
{ grammar_rule_end (yylsp[0]); }
break;
case 61:
-#line 371 "parse-gram.y"
+#line 372 "parse-gram.y"
{ grammar_rule_end (yylsp[0]); }
break;
case 62:
-#line 376 "parse-gram.y"
+#line 377 "parse-gram.y"
{ grammar_rule_begin (current_lhs, current_lhs_location); }
break;
case 63:
-#line 378 "parse-gram.y"
+#line 379 "parse-gram.y"
{ grammar_current_rule_symbol_append (yyvsp[0].symbol, yylsp[0]); }
break;
case 64:
-#line 380 "parse-gram.y"
+#line 381 "parse-gram.y"
{ grammar_current_rule_action_append (yyvsp[0].string, yylsp[0]); }
break;
case 65:
-#line 382 "parse-gram.y"
+#line 383 "parse-gram.y"
{ grammar_current_rule_prec_set (yyvsp[0].symbol, yylsp[0]); }
break;
case 66:
-#line 384 "parse-gram.y"
+#line 385 "parse-gram.y"
{ grammar_current_rule_dprec_set (yyvsp[0].integer, yylsp[0]); }
break;
case 67:
-#line 386 "parse-gram.y"
+#line 387 "parse-gram.y"
{ grammar_current_rule_merge_set (yyvsp[0].string, yylsp[0]); }
break;
case 68:
-#line 390 "parse-gram.y"
+#line 391 "parse-gram.y"
{ yyval.symbol = yyvsp[0].symbol; }
break;
case 69:
-#line 391 "parse-gram.y"
+#line 392 "parse-gram.y"
{ yyval.symbol = yyvsp[0].symbol; }
break;
case 70:
-#line 396 "parse-gram.y"
+#line 397 "parse-gram.y"
{ yyval.string = yyvsp[0].string; }
break;
case 71:
-#line 402 "parse-gram.y"
+#line 403 "parse-gram.y"
{
yyval.symbol = symbol_get (yyvsp[0].string, yylsp[0]);
symbol_class_set (yyval.symbol, token_sym, yylsp[0]);
break;
case 72:
-#line 411 "parse-gram.y"
+#line 412 "parse-gram.y"
{
yyval.string = yyvsp[0].string + 1;
yyval.string[strlen (yyval.string) - 1] = '\0';
break;
case 73:
-#line 419 "parse-gram.y"
+#line 420 "parse-gram.y"
{
yyval.string = xstrdup ("");
}
break;
case 74:
-#line 423 "parse-gram.y"
+#line 424 "parse-gram.y"
{
yyval.string = yyvsp[0].string;
}
}
-/* Line 1031 of /tmp/prefix/share/bison/yacc.c. */
-#line 1621 "parse-gram.c"
+/* Line 1056 of /usr/local/share/bison/yacc.c. */
+#line 1623 "parse-gram.c"
\f
yyvsp -= yylen;
yyssp -= yylen;
}
-#line 432 "parse-gram.y"
+#line 433 "parse-gram.y"
/*------------------------------------------------------------------.
| When debugging the parser, display tokens' locations and values. |
break;
case TYPE:
- fprintf (file, " = <%s>", value->string);
+ fprintf (file, " = <%s>", value->struniq);
break;
case BRACED_CODE:
--- /dev/null
+/* Keeping a unique copy of strings.
+ Copyright (C) 2002 Free Software Foundation, Inc.
+
+ This file is part of Bison, the GNU Compiler Compiler.
+
+ Bison 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 2, or (at your option)
+ any later version.
+
+ Bison 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 Bison; see the file COPYING. If not, write to
+ the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include "system.h"
+#include "quotearg.h"
+#include "hash.h"
+#include "struniq.h"
+
+/*-----------------------.
+| A struniq hash table. |
+`-----------------------*/
+
+/* Initial capacity of struniq hash table. */
+#define HT_INITIAL_CAPACITY 257
+
+static struct hash_table *struniqs_table = NULL;
+
+/*-------------------------------------.
+| Create the struniq for S if needed. |
+`-------------------------------------*/
+
+const struniq_t
+struniq_new (const char *s)
+{
+ /* Keep the struniqs in a printable form. */
+ struniq_t res = hash_lookup (struniqs_table,
+ quotearg_style (escape_quoting_style, s));
+
+ if (!res)
+ {
+ /* First insertion in the hash. */
+ res = xstrdup (quotearg_style (escape_quoting_style, s));
+ hash_insert (struniqs_table, res);
+ }
+ return res;
+}
+
+
+/*--------------------.
+| Print the struniq. |
+`--------------------*/
+
+static bool
+struniq_print (const struniq_t s)
+{
+ fprintf (stderr, "%s\n", s);
+ return true;
+}
+
+\f
+/*-----------------------.
+| A struniq hash table. |
+`-----------------------*/
+
+static bool
+hash_compare_struniq_t (const struniq_t m1, const struniq_t m2)
+{
+ return strcmp (m1, m2) == 0;
+}
+
+static unsigned int
+hash_struniq_t (const struniq_t m, unsigned int tablesize)
+{
+ return hash_string (m, tablesize);
+}
+
+/* A function to apply to each symbol. */
+typedef bool (*struniq_processor_t) (const struniq_t);
+
+/*----------------------------.
+| Create the struniqs table. |
+`----------------------------*/
+
+void
+struniqs_new (void)
+{
+ struniqs_table = hash_initialize (HT_INITIAL_CAPACITY,
+ NULL,
+ (Hash_hasher) hash_struniq_t,
+ (Hash_comparator) hash_compare_struniq_t,
+ (Hash_data_freer) free);
+}
+
+
+/*-------------------------------------.
+| Perform a task on all the struniqs. |
+`-------------------------------------*/
+
+static void
+struniqs_do (struniq_processor_t processor, void *processor_data)
+{
+ hash_do_for_each (struniqs_table,
+ (Hash_processor) processor,
+ processor_data);
+}
+
+
+/*-----------------.
+| Print them all. |
+`-----------------*/
+
+void
+struniqs_print (void)
+{
+ struniqs_do (struniq_print, NULL);
+}
+
+
+/*--------------------.
+| Free the struniqs. |
+`--------------------*/
+
+void
+struniqs_free (void)
+{
+ hash_free (struniqs_table);
+}
projects / bison.git / commitdiff
