-m4_divert(-1) -*- C -*-
+ -*- C -*-
# Yacc compatible skeleton for Bison
-# Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006
-# Free Software Foundation, Inc.
+# Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
+# 2007 Free Software Foundation, Inc.
-# This program is free software; you can redistribute it and/or modify
+# 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
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
-
+#
# This program 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 this program; if not, write to the Free Software
-# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-# 02110-1301 USA
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+# This hack will go away when we mv push.c yacc.c.
+m4_ifndef([b4_percent_define(api.push_pull)],
+[m4_if(b4_use_push_for_pull_flag, [0], [
m4_include(b4_pkgdatadir/[c.m4])
# We do want M4 expansion after # for CPP macros.
m4_changecom()
-m4_divert(0)dnl
-@output @output_parser_name@
+m4_divert_push(0)dnl
+@output(b4_parser_file_name@)
b4_copyright([Skeleton implementation for Bison's Yacc-like parsers in C],dnl '
[1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006])[
USER NAME SPACE" below. */
]b4_identification
+b4_percent_code_get([[top]])[]dnl
m4_if(b4_prefix, [yy], [],
[/* Substitute the variable and function names. */
#define yyparse b4_prefix[]parse
b4_locations_if([#define yylloc b4_prefix[]lloc])])[
/* Copy the first part of user declarations. */
-]b4_pre_prologue[
+]b4_user_pre_prologue[
/* Enabling traces. */
#ifndef YYDEBUG
# define YYTOKEN_TABLE ]b4_token_table[
#endif
-]m4_ifdef([b4_start_header],
-[[/* Copy the %start-header blocks. */
-]b4_start_header])[]dnl
+]b4_percent_code_get([[requires]])[]dnl
b4_token_enums_defines(b4_tokens)[
#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
]m4_ifdef([b4_stype],
-[[typedef union ]b4_union_name
-b4_user_stype
- YYSTYPE;],
-[typedef int YYSTYPE;])[
+[[typedef union ]b4_union_name[
+{
+]b4_user_stype[
+} YYSTYPE;
+# define YYSTYPE_IS_TRIVIAL 1]],
+[m4_if(b4_tag_seen_flag, 0,
+[[typedef int YYSTYPE;
+# define YYSTYPE_IS_TRIVIAL 1]])])[
# define yystype YYSTYPE /* obsolescent; will be withdrawn */
# define YYSTYPE_IS_DECLARED 1
-# define YYSTYPE_IS_TRIVIAL 1
#endif
]b4_locations_if([#if ! defined YYLTYPE && ! defined YYLTYPE_IS_DECLARED
# define YYLTYPE_IS_TRIVIAL 1
#endif])
-m4_ifdef([b4_end_header],
-[[/* Copy the %end-header blocks. */
-]b4_end_header])[]dnl
+b4_percent_code_get([[provides]])[]dnl
[/* Copy the second part of user declarations. */
-]b4_user_post_prologue[
+]b4_user_post_prologue
+b4_percent_code_get[]dnl
-#ifdef short
+[#ifdef short
# undef short
#endif
/* The symbols being reduced. */
for (yyi = 0; yyi < yynrhs; yyi++)
{
- fprintf (stderr, " $%d = ", yyi + 1);
+ YYFPRINTF (stderr, " $%d = ", yyi + 1);
yy_symbol_print (stderr, yyrhs[yyprhs[yyrule] + yyi],
&]b4_rhs_value(yynrhs, yyi + 1)[
]b4_locations_if([, &]b4_rhs_location(yynrhs, yyi + 1))[]dnl
b4_user_args[);
- fprintf (stderr, "\n");
+ YYFPRINTF (stderr, "\n");
}
}
YYDPRINTF ((stderr, "Entering state %d\n", yystate));
+ if (yystate == YYFINAL)
+ YYACCEPT;
+
goto yybackup;
/*-----------.
goto yyreduce;
}
- if (yyn == YYFINAL)
- YYACCEPT;
-
/* Count tokens shifted since error; after three, turn off error
status. */
if (yyerrstatus)
/* Shift the lookahead token. */
YY_SYMBOL_PRINT ("Shifting", yytoken, &yylval, &yylloc);
- /* Discard the shifted token unless it is eof. */
- if (yychar != YYEOF)
- yychar = YYEMPTY;
+ /* Discard the shifted token. */
+ yychar = YYEMPTY;
yystate = yyn;
*++yyvsp = yylval;
YY_STACK_PRINT (yyss, yyssp);
}
- if (yyn == YYFINAL)
- YYACCEPT;
-
*++yyvsp = yylval;
]b4_locations_if([[
yyerror_range[1] = yylloc;
yyresult = 1;
goto yyreturn;
-#ifndef yyoverflow
+#if !defined(yyoverflow) || YYERROR_VERBOSE
/*-------------------------------------------------.
| yyexhaustedlab -- memory exhaustion comes here. |
`-------------------------------------------------*/
#endif
yyreturn:
- if (yychar != YYEOF && yychar != YYEMPTY)
+ if (yychar != YYEMPTY)
yydestruct ("Cleanup: discarding lookahead",
yytoken, &yylval]b4_locations_if([, &yylloc])[]b4_user_args[);
/* Do not reclaim the symbols of the rule which action triggered
b4_epilogue
b4_defines_if(
-[@output @output_header_name@
+[@output(b4_spec_defines_file@)
b4_copyright([Skeleton interface for Bison's Yacc-like parsers in C],dnl '
[1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006])
-m4_ifdef([b4_start_header],
-[[/* Copy the %start-header blocks. */
-]b4_start_header])[]dnl
+b4_percent_code_get([[requires]])[]dnl
b4_token_enums_defines(b4_tokens)
[#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
]m4_ifdef([b4_stype],
-[[typedef union ]b4_union_name
-b4_user_stype
- YYSTYPE;],
-[typedef int YYSTYPE;])[
+[[typedef union ]b4_union_name[
+{
+]b4_user_stype[
+} YYSTYPE;
+# define YYSTYPE_IS_TRIVIAL 1]],
+[m4_if(b4_tag_seen_flag, 0,
+[[typedef int YYSTYPE;
+# define YYSTYPE_IS_TRIVIAL 1]])])[
# define yystype YYSTYPE /* obsolescent; will be withdrawn */
# define YYSTYPE_IS_DECLARED 1
-# define YYSTYPE_IS_TRIVIAL 1
#endif
]b4_pure_if([],
[extern YYLTYPE b4_prefix[]lloc;])
)dnl b4_locations_if
-m4_ifdef([b4_end_header],
-[[/* Copy the %end-header blocks. */
-]b4_end_header])[]dnl
+b4_percent_code_get([[provides]])
])dnl b4_defines_if
+m4_divert_pop(0)
+
+],
+[m4_include(b4_pkgdatadir/[push.c])])],
+[m4_include(b4_pkgdatadir/[push.c])])
projects / bison.git / blobdiff