diff options
Diffstat (limited to 'buildtools/lib/parsers/autotools/autotools_yacc.cpp')
| -rw-r--r-- | buildtools/lib/parsers/autotools/autotools_yacc.cpp | 1631 |
1 files changed, 1631 insertions, 0 deletions
diff --git a/buildtools/lib/parsers/autotools/autotools_yacc.cpp b/buildtools/lib/parsers/autotools/autotools_yacc.cpp new file mode 100644 index 00000000..f4a3892c --- /dev/null +++ b/buildtools/lib/parsers/autotools/autotools_yacc.cpp @@ -0,0 +1,1631 @@ +/* A Bison parser, made by GNU Bison 1.875d. */ + +/* Skeleton parser for Yacc-like parsing with Bison, + Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004 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 + the Free Software Foundation; either version 2, 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., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* As a special exception, when this file is copied by Bison into a + Bison output file, you may use that output file without restriction. + This special exception was added by the Free Software Foundation + in version 1.24 of Bison. */ + +/* Written by Richard Stallman by simplifying the original so called + ``semantic'' parser. */ + +/* All symbols defined below should begin with yy or YY, to avoid + infringing on user name space. This should be done even for local + variables, as they might otherwise be expanded by user macros. + There are some unavoidable exceptions within include files to + define necessary library symbols; they are noted "INFRINGES ON + USER NAME SPACE" below. */ + +/* Identify Bison output. */ +#define YYBISON 1 + +/* Skeleton name. */ +#define YYSKELETON_NAME "yacc.c" + +/* Pure parsers. */ +#define YYPURE 0 + +/* Using locations. */ +#define YYLSP_NEEDED 0 + + + +/* Tokens. */ +#ifndef YYTOKENTYPE +# define YYTOKENTYPE + /* Put the tokens into the symbol table, so that GDB and other debuggers + know about them. */ + enum yytokentype { + ID_SIMPLE = 258, + ID_LIST = 259, + LBRACE = 260, + EQ = 261, + PLUSEQ = 262, + MINUSQE = 263, + STAREQ = 264, + TILDEEQ = 265, + RBRACE = 266, + COLON = 267, + NUMSIGN = 268, + NEWLINE = 269, + NUMBER = 270, + COMMENT = 271, + CONT = 272, + DOT = 273, + RCURLY = 274, + LCURLY = 275, + ID_ARGS = 276, + LIST_COMMENT = 277, + ID_LIST_SINGLE = 278, + IF_KEYWORD = 279, + ELSE_KEYWORD = 280, + ENDIF_KEYWORD = 281, + KEYWORD = 282, + RULE = 283 + }; +#endif +#define ID_SIMPLE 258 +#define ID_LIST 259 +#define LBRACE 260 +#define EQ 261 +#define PLUSEQ 262 +#define MINUSQE 263 +#define STAREQ 264 +#define TILDEEQ 265 +#define RBRACE 266 +#define COLON 267 +#define NUMSIGN 268 +#define NEWLINE 269 +#define NUMBER 270 +#define COMMENT 271 +#define CONT 272 +#define DOT 273 +#define RCURLY 274 +#define LCURLY 275 +#define ID_ARGS 276 +#define LIST_COMMENT 277 +#define ID_LIST_SINGLE 278 +#define IF_KEYWORD 279 +#define ELSE_KEYWORD 280 +#define ENDIF_KEYWORD 281 +#define KEYWORD 282 +#define RULE 283 + + + + +/* Copy the first part of user declarations. */ +#line 1 "autotools.yy" + +/*************************************************************************** + * Copyright (C) 2005 by Alexander Dymo * + * adymo@kdevelop.org * + * * + * Copyright (c) 2005 by Matt Rogers * + * mattr@kde.org * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU Library General Public License as * + * published by the Free Software Foundation; either version 2 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 Library General Public * + * License along with this program; if not, write to the * + * Free Software Foundation, Inc., * + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * + ***************************************************************************/ + +/** +@file qmake.yy +Autotools Parser + +Simple LALR parser which builds the syntax tree (see @ref Autotools::AST). + +@todo Recognize comments after statements like: +noinst_HEADERS = foo.h #regognize me + +@fixme Parser fails on files that do not end with a newline +@fixme 1 shift/reduce conflict in "line_body" rule +*/ + +#include <qvaluestack.h> +#include "autotoolsast.h" + +#define YYSTYPE_IS_DECLARED + +using namespace AutoTools; + +/** +The yylval type. +*/ +struct Result { + Result(): node(0) {} + + /**Type of semantic value for simple grammar rules.*/ + QString value; + /**Type of semantic value for grammar rules which are parts of AST.*/ + AST *node; + /**Type of semantic value for "multiline_values" grammar rule. + Each line of multiline value is stored as a string in the list. + + For example we have in Makefile.am file: + @code + foo_SOURCES = foo1.cpp \ + foo2.cpp \ + foo3.cpp foo4.cpp + @endcode + The string list will be populated with three strings: + <pre> + foo1.cpp + foo2.cpp + foo3.cpp foo4.cpp + </pre> + */ + QStringList values; +}; + +typedef Result YYSTYPE; + +void yyerror(const char *str) { + printf("bison error: %s\n", str); +} + +int yylex(); + +/** +The stack to store ProjectAST pointers when a new child +ProjectAST is created and filled with statements. + +Parser creates root ProjectAST for a .pro file, pushes it onto the stack and starts +adding statements. Each statement is added as a child StatementAST to the ProjectAST +currently on the top in the stack. + +When a scope or function scope statement is parsed, the child ProjectAST is created +and pushed onto the stack. Therefore all statements which belong to the scope +or function scope are added as childs to their direct parent (scope or function scope). +*/ +QValueStack<ProjectAST*> projects; + +/** +The current depth of AST node is stored here. +AST depth is important to know because automatic indentation can +be easily implemented (the parser itself looses all information +about indentation). +*/ +int depth = 0; + +/* +To debug this parser, put the line below into the next bison file section. +Don't forget to uncomment "yydebug = 1" line in qmakedriver.cpp. +%debug +*/ + + +/* Enabling traces. */ +#ifndef YYDEBUG +# define YYDEBUG 0 +#endif + +/* Enabling verbose error messages. */ +#ifdef YYERROR_VERBOSE +# undef YYERROR_VERBOSE +# define YYERROR_VERBOSE 1 +#else +# define YYERROR_VERBOSE 0 +#endif + +#if ! defined (YYSTYPE) && ! defined (YYSTYPE_IS_DECLARED) +typedef int YYSTYPE; +# define yystype YYSTYPE /* obsolescent; will be withdrawn */ +# define YYSTYPE_IS_DECLARED 1 +# define YYSTYPE_IS_TRIVIAL 1 +#endif + + + +/* Copy the second part of user declarations. */ + + +/* Line 214 of yacc.c. */ +#line 253 "autotools_yacc.cpp" + +#if ! defined (yyoverflow) || YYERROR_VERBOSE + +# ifndef YYFREE +# define YYFREE free +# endif +# ifndef YYMALLOC +# define YYMALLOC malloc +# endif + +/* The parser invokes alloca or malloc; define the necessary symbols. */ + +# ifdef YYSTACK_USE_ALLOCA +# if YYSTACK_USE_ALLOCA +# define YYSTACK_ALLOC alloca +# endif +# else +# if defined (alloca) || defined (_ALLOCA_H) +# define YYSTACK_ALLOC alloca +# else +# ifdef __GNUC__ +# define YYSTACK_ALLOC __builtin_alloca +# endif +# endif +# endif + +# ifdef YYSTACK_ALLOC + /* Pacify GCC's `empty if-body' warning. */ +# define YYSTACK_FREE(Ptr) do { /* empty */; } while (0) +# else +# if defined (__STDC__) || defined (__cplusplus) +# include <stdlib.h> /* INFRINGES ON USER NAME SPACE */ +# define YYSIZE_T size_t +# endif +# define YYSTACK_ALLOC YYMALLOC +# define YYSTACK_FREE YYFREE +# endif +#endif /* ! defined (yyoverflow) || YYERROR_VERBOSE */ + + +#if (! defined (yyoverflow) \ + && (! defined (__cplusplus) \ + || (defined (YYSTYPE_IS_TRIVIAL) && YYSTYPE_IS_TRIVIAL))) + +/* A type that is properly aligned for any stack member. */ +union yyalloc +{ + short int yyss; + YYSTYPE yyvs; + }; + +/* The size of the maximum gap between one aligned stack and the next. */ +# define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1) + +/* The size of an array large to enough to hold all stacks, each with + N elements. */ +# define YYSTACK_BYTES(N) \ + ((N) * (sizeof (short int) + sizeof (YYSTYPE)) \ + + YYSTACK_GAP_MAXIMUM) + +/* Copy COUNT objects from FROM to TO. The source and destination do + not overlap. */ +# ifndef YYCOPY +# if defined (__GNUC__) && 1 < __GNUC__ +# define YYCOPY(To, From, Count) \ + __builtin_memcpy (To, From, (Count) * sizeof (*(From))) +# else +# define YYCOPY(To, From, Count) \ + do \ + { \ + register YYSIZE_T yyi; \ + for (yyi = 0; yyi < (Count); yyi++) \ + (To)[yyi] = (From)[yyi]; \ + } \ + while (0) +# endif +# endif + +/* Relocate STACK from its old location to the new one. The + local variables YYSIZE and YYSTACKSIZE give the old and new number of + elements in the stack, and YYPTR gives the new location of the + stack. Advance YYPTR to a properly aligned location for the next + stack. */ +# define YYSTACK_RELOCATE(Stack) \ + do \ + { \ + YYSIZE_T yynewbytes; \ + YYCOPY (&yyptr->Stack, Stack, yysize); \ + Stack = &yyptr->Stack; \ + yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \ + yyptr += yynewbytes / sizeof (*yyptr); \ + } \ + while (0) + +#endif + +#if defined (__STDC__) || defined (__cplusplus) + typedef signed char yysigned_char; +#else + typedef short int yysigned_char; +#endif + +/* YYFINAL -- State number of the termination state. */ +#define YYFINAL 3 +/* YYLAST -- Last index in YYTABLE. */ +#define YYLAST 33 + +/* YYNTOKENS -- Number of terminals. */ +#define YYNTOKENS 29 +/* YYNNTS -- Number of nonterminals. */ +#define YYNNTS 18 +/* YYNRULES -- Number of rules. */ +#define YYNRULES 35 +/* YYNRULES -- Number of states. */ +#define YYNSTATES 43 + +/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */ +#define YYUNDEFTOK 2 +#define YYMAXUTOK 283 + +#define YYTRANSLATE(YYX) \ + ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK) + +/* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX. */ +static const unsigned char yytranslate[] = +{ + 0, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 1, 2, 3, 4, + 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, + 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, + 25, 26, 27, 28 +}; + +#if YYDEBUG +/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in + YYRHS. */ +static const unsigned char yyprhs[] = +{ + 0, 0, 3, 4, 7, 10, 11, 13, 15, 17, + 19, 21, 23, 25, 27, 29, 32, 34, 37, 39, + 42, 46, 49, 51, 54, 55, 58, 61, 63, 65, + 69, 71, 74, 76, 78, 81 +}; + +/* YYRHS -- A `-1'-separated list of the rules' RHS. */ +static const yysigned_char yyrhs[] = +{ + 30, 0, -1, -1, 31, 32, -1, 32, 33, -1, + -1, 37, -1, 34, -1, 36, -1, 35, -1, 41, + -1, 42, -1, 43, -1, 45, -1, 46, -1, 24, + 38, -1, 26, -1, 26, 38, -1, 25, -1, 25, + 38, -1, 38, 44, 39, -1, 3, 38, -1, 3, + -1, 39, 40, -1, -1, 4, 17, -1, 23, 14, + -1, 17, -1, 22, -1, 38, 12, 39, -1, 28, + -1, 27, 38, -1, 6, -1, 7, -1, 16, 14, + -1, 14, -1 +}; + +/* YYRLINE[YYN] -- source line where rule number YYN was defined. */ +static const unsigned short int yyrline[] = +{ + 0, 142, 142, 142, 149, 175, 178, 182, 186, 190, + 194, 198, 202, 206, 210, 216, 224, 230, 239, 245, + 254, 264, 266, 269, 273, 276, 277, 278, 279, 282, + 291, 299, 308, 308, 311, 319 +}; +#endif + +#if YYDEBUG || YYERROR_VERBOSE +/* YYTNME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM. + First, the terminals, then, starting at YYNTOKENS, nonterminals. */ +static const char *const yytname[] = +{ + "$end", "error", "$undefined", "ID_SIMPLE", "ID_LIST", "LBRACE", "EQ", + "PLUSEQ", "MINUSQE", "STAREQ", "TILDEEQ", "RBRACE", "COLON", "NUMSIGN", + "NEWLINE", "NUMBER", "COMMENT", "CONT", "DOT", "RCURLY", "LCURLY", + "ID_ARGS", "LIST_COMMENT", "ID_LIST_SINGLE", "IF_KEYWORD", + "ELSE_KEYWORD", "ENDIF_KEYWORD", "KEYWORD", "RULE", "$accept", "project", + "@1", "statements", "statement", "automake_if", "endif_statement", + "else_statement", "variable_assignment", "scoped_identifier", + "multiline_values", "line_body", "target", "am_rule", + "include_directive", "operator", "comment", "emptyline", 0 +}; +#endif + +# ifdef YYPRINT +/* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to + token YYLEX-NUM. */ +static const unsigned short int yytoknum[] = +{ + 0, 256, 257, 258, 259, 260, 261, 262, 263, 264, + 265, 266, 267, 268, 269, 270, 271, 272, 273, 274, + 275, 276, 277, 278, 279, 280, 281, 282, 283 +}; +# endif + +/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */ +static const unsigned char yyr1[] = +{ + 0, 29, 31, 30, 32, 32, 33, 33, 33, 33, + 33, 33, 33, 33, 33, 34, 35, 35, 36, 36, + 37, 38, 38, 39, 39, 40, 40, 40, 40, 41, + 42, 43, 44, 44, 45, 46 +}; + +/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */ +static const unsigned char yyr2[] = +{ + 0, 2, 0, 2, 2, 0, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 2, 1, 2, 1, 2, + 3, 2, 1, 2, 0, 2, 2, 1, 1, 3, + 1, 2, 1, 1, 2, 1 +}; + +/* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state + STATE-NUM when YYTABLE doesn't specify something else to do. Zero + means the default is an error. */ +static const unsigned char yydefact[] = +{ + 2, 0, 5, 1, 3, 22, 35, 0, 0, 18, + 16, 0, 30, 4, 7, 9, 8, 6, 0, 10, + 11, 12, 13, 14, 21, 34, 15, 19, 17, 31, + 32, 33, 24, 24, 29, 20, 0, 27, 28, 0, + 23, 25, 26 +}; + +/* YYDEFGOTO[NTERM-NUM]. */ +static const yysigned_char yydefgoto[] = +{ + -1, 1, 2, 4, 13, 14, 15, 16, 17, 18, + 34, 40, 19, 20, 21, 33, 22, 23 +}; + +/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing + STATE-NUM. */ +#define YYPACT_NINF -18 +static const yysigned_char yypact[] = +{ + -18, 2, -18, -18, -3, 0, -18, -6, 0, 0, + 0, 0, -18, -18, -18, -18, -18, -18, 3, -18, + -18, -18, -18, -18, -18, -18, -18, -18, -18, -18, + -18, -18, -18, -18, 10, 10, -5, -18, -18, 4, + -18, -18, -18 +}; + +/* YYPGOTO[NTERM-NUM]. */ +static const yysigned_char yypgoto[] = +{ + -18, -18, -18, -18, -18, -18, -18, -18, -18, -4, + -17, -18, -18, -18, -18, -18, -18, -18 +}; + +/* YYTABLE[YYPACT[STATE-NUM]]. What to do in state STATE-NUM. If + positive, shift that token. If negative, reduce the rule which + number is the opposite. If zero, do what YYDEFACT says. + If YYTABLE_NINF, syntax error. */ +#define YYTABLE_NINF -1 +static const unsigned char yytable[] = +{ + 5, 24, 3, 5, 26, 27, 28, 29, 25, 30, + 31, 6, 41, 7, 36, 32, 35, 0, 42, 0, + 0, 8, 9, 10, 11, 12, 0, 37, 0, 0, + 0, 0, 38, 39 +}; + +static const yysigned_char yycheck[] = +{ + 3, 5, 0, 3, 8, 9, 10, 11, 14, 6, + 7, 14, 17, 16, 4, 12, 33, -1, 14, -1, + -1, 24, 25, 26, 27, 28, -1, 17, -1, -1, + -1, -1, 22, 23 +}; + +/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing + symbol of state STATE-NUM. */ +static const unsigned char yystos[] = +{ + 0, 30, 31, 0, 32, 3, 14, 16, 24, 25, + 26, 27, 28, 33, 34, 35, 36, 37, 38, 41, + 42, 43, 45, 46, 38, 14, 38, 38, 38, 38, + 6, 7, 12, 44, 39, 39, 4, 17, 22, 23, + 40, 17, 14 +}; + +#if ! defined (YYSIZE_T) && defined (__SIZE_TYPE__) +# define YYSIZE_T __SIZE_TYPE__ +#endif +#if ! defined (YYSIZE_T) && defined (size_t) +# define YYSIZE_T size_t +#endif +#if ! defined (YYSIZE_T) +# if defined (__STDC__) || defined (__cplusplus) +# include <stddef.h> /* INFRINGES ON USER NAME SPACE */ +# define YYSIZE_T size_t +# endif +#endif +#if ! defined (YYSIZE_T) +# define YYSIZE_T unsigned int +#endif + +#define yyerrok (yyerrstatus = 0) +#define yyclearin (yychar = YYEMPTY) +#define YYEMPTY (-2) +#define YYEOF 0 + +#define YYACCEPT goto yyacceptlab +#define YYABORT goto yyabortlab +#define YYERROR goto yyerrorlab + + +/* Like YYERROR except do call yyerror. This remains here temporarily + to ease the transition to the new meaning of YYERROR, for GCC. + Once GCC version 2 has supplanted version 1, this can go. */ + +#define YYFAIL goto yyerrlab + +#define YYRECOVERING() (!!yyerrstatus) + +#define YYBACKUP(Token, Value) \ +do \ + if (yychar == YYEMPTY && yylen == 1) \ + { \ + yychar = (Token); \ + yylval = (Value); \ + yytoken = YYTRANSLATE (yychar); \ + YYPOPSTACK; \ + goto yybackup; \ + } \ + else \ + { \ + yyerror ("syntax error: cannot back up");\ + YYERROR; \ + } \ +while (0) + +#define YYTERROR 1 +#define YYERRCODE 256 + +/* YYLLOC_DEFAULT -- Compute the default location (before the actions + are run). */ + +#ifndef YYLLOC_DEFAULT +# define YYLLOC_DEFAULT(Current, Rhs, N) \ + ((Current).first_line = (Rhs)[1].first_line, \ + (Current).first_column = (Rhs)[1].first_column, \ + (Current).last_line = (Rhs)[N].last_line, \ + (Current).last_column = (Rhs)[N].last_column) +#endif + +/* YYLEX -- calling `yylex' with the right arguments. */ + +#ifdef YYLEX_PARAM +# define YYLEX yylex (YYLEX_PARAM) +#else +# define YYLEX yylex () +#endif + +/* Enable debugging if requested. */ +#if YYDEBUG + +# ifndef YYFPRINTF +# include <stdio.h> /* INFRINGES ON USER NAME SPACE */ +# define YYFPRINTF fprintf +# endif + +# define YYDPRINTF(Args) \ +do { \ + if (yydebug) \ + YYFPRINTF Args; \ +} while (0) + +# define YYDSYMPRINT(Args) \ +do { \ + if (yydebug) \ + yysymprint Args; \ +} while (0) + +# define YYDSYMPRINTF(Title, Token, Value, Location) \ +do { \ + if (yydebug) \ + { \ + YYFPRINTF (stderr, "%s ", Title); \ + yysymprint (stderr, \ + Token, Value); \ + YYFPRINTF (stderr, "\n"); \ + } \ +} while (0) + +/*------------------------------------------------------------------. +| yy_stack_print -- Print the state stack from its BOTTOM up to its | +| TOP (included). | +`------------------------------------------------------------------*/ + +#if defined (__STDC__) || defined (__cplusplus) +static void +yy_stack_print (short int *bottom, short int *top) +#else +static void +yy_stack_print (bottom, top) + short int *bottom; + short int *top; +#endif +{ + YYFPRINTF (stderr, "Stack now"); + for (/* Nothing. */; bottom <= top; ++bottom) + YYFPRINTF (stderr, " %d", *bottom); + YYFPRINTF (stderr, "\n"); +} + +# define YY_STACK_PRINT(Bottom, Top) \ +do { \ + if (yydebug) \ + yy_stack_print ((Bottom), (Top)); \ +} while (0) + + +/*------------------------------------------------. +| Report that the YYRULE is going to be reduced. | +`------------------------------------------------*/ + +#if defined (__STDC__) || defined (__cplusplus) +static void +yy_reduce_print (int yyrule) +#else +static void +yy_reduce_print (yyrule) + int yyrule; +#endif +{ + int yyi; + unsigned int yylno = yyrline[yyrule]; + YYFPRINTF (stderr, "Reducing stack by rule %d (line %u), ", + yyrule - 1, yylno); + /* Print the symbols being reduced, and their result. */ + for (yyi = yyprhs[yyrule]; 0 <= yyrhs[yyi]; yyi++) + YYFPRINTF (stderr, "%s ", yytname [yyrhs[yyi]]); + YYFPRINTF (stderr, "-> %s\n", yytname [yyr1[yyrule]]); +} + +# define YY_REDUCE_PRINT(Rule) \ +do { \ + if (yydebug) \ + yy_reduce_print (Rule); \ +} while (0) + +/* Nonzero means print parse trace. It is left uninitialized so that + multiple parsers can coexist. */ +int yydebug; +#else /* !YYDEBUG */ +# define YYDPRINTF(Args) +# define YYDSYMPRINT(Args) +# define YYDSYMPRINTF(Title, Token, Value, Location) +# define YY_STACK_PRINT(Bottom, Top) +# define YY_REDUCE_PRINT(Rule) +#endif /* !YYDEBUG */ + + +/* YYINITDEPTH -- initial size of the parser's stacks. */ +#ifndef YYINITDEPTH +# define YYINITDEPTH 200 +#endif + +/* YYMAXDEPTH -- maximum size the stacks can grow to (effective only + if the built-in stack extension method is used). + + Do not make this value too large; the results are undefined if + SIZE_MAX < YYSTACK_BYTES (YYMAXDEPTH) + evaluated with infinite-precision integer arithmetic. */ + +#if defined (YYMAXDEPTH) && YYMAXDEPTH == 0 +# undef YYMAXDEPTH +#endif + +#ifndef YYMAXDEPTH +# define YYMAXDEPTH 10000 +#endif + + + +#if YYERROR_VERBOSE + +# ifndef yystrlen +# if defined (__GLIBC__) && defined (_STRING_H) +# define yystrlen strlen +# else +/* Return the length of YYSTR. */ +static YYSIZE_T +# if defined (__STDC__) || defined (__cplusplus) +yystrlen (const char *yystr) +# else +yystrlen (yystr) + const char *yystr; +# endif +{ + register const char *yys = yystr; + + while (*yys++ != '\0') + continue; + + return yys - yystr - 1; +} +# endif +# endif + +# ifndef yystpcpy +# if defined (__GLIBC__) && defined (_STRING_H) && defined (_GNU_SOURCE) +# define yystpcpy stpcpy +# else +/* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in + YYDEST. */ +static char * +# if defined (__STDC__) || defined (__cplusplus) +yystpcpy (char *yydest, const char *yysrc) +# else +yystpcpy (yydest, yysrc) + char *yydest; + const char *yysrc; +# endif +{ + register char *yyd = yydest; + register const char *yys = yysrc; + + while ((*yyd++ = *yys++) != '\0') + continue; + + return yyd - 1; +} +# endif +# endif + +#endif /* !YYERROR_VERBOSE */ + + + +#if YYDEBUG +/*--------------------------------. +| Print this symbol on YYOUTPUT. | +`--------------------------------*/ + +#if defined (__STDC__) || defined (__cplusplus) +static void +yysymprint (FILE *yyoutput, int yytype, YYSTYPE *yyvaluep) +#else +static void +yysymprint (yyoutput, yytype, yyvaluep) + FILE *yyoutput; + int yytype; + YYSTYPE *yyvaluep; +#endif +{ + /* Pacify ``unused variable'' warnings. */ + (void) yyvaluep; + + if (yytype < YYNTOKENS) + { + YYFPRINTF (yyoutput, "token %s (", yytname[yytype]); +# ifdef YYPRINT + YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep); +# endif + } + else + YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]); + + switch (yytype) + { + default: + break; + } + YYFPRINTF (yyoutput, ")"); +} + +#endif /* ! YYDEBUG */ +/*-----------------------------------------------. +| Release the memory associated to this symbol. | +`-----------------------------------------------*/ + +#if defined (__STDC__) || defined (__cplusplus) +static void +yydestruct (int yytype, YYSTYPE *yyvaluep) +#else +static void +yydestruct (yytype, yyvaluep) + int yytype; + YYSTYPE *yyvaluep; +#endif +{ + /* Pacify ``unused variable'' warnings. */ + (void) yyvaluep; + + switch (yytype) + { + + default: + break; + } +} + + +/* Prevent warnings from -Wmissing-prototypes. */ + +#ifdef YYPARSE_PARAM +# if defined (__STDC__) || defined (__cplusplus) +int yyparse (void *YYPARSE_PARAM); +# else +int yyparse (); +# endif +#else /* ! YYPARSE_PARAM */ +#if defined (__STDC__) || defined (__cplusplus) +int yyparse (void); +#else +int yyparse (); +#endif +#endif /* ! YYPARSE_PARAM */ + + + +/* The lookahead symbol. */ +int yychar; + +/* The semantic value of the lookahead symbol. */ +YYSTYPE yylval; + +/* Number of syntax errors so far. */ +int yynerrs; + + + +/*----------. +| yyparse. | +`----------*/ + +#ifdef YYPARSE_PARAM +# if defined (__STDC__) || defined (__cplusplus) +int yyparse (void *YYPARSE_PARAM) +# else +int yyparse (YYPARSE_PARAM) + void *YYPARSE_PARAM; +# endif +#else /* ! YYPARSE_PARAM */ +#if defined (__STDC__) || defined (__cplusplus) +int +yyparse (void) +#else +int +yyparse () + +#endif +#endif +{ + + register int yystate; + register int yyn; + int yyresult; + /* Number of tokens to shift before error messages enabled. */ + int yyerrstatus; + /* Lookahead token as an internal (translated) token number. */ + int yytoken = 0; + + /* Three stacks and their tools: + `yyss': related to states, + `yyvs': related to semantic values, + `yyls': related to locations. + + Refer to the stacks thru separate pointers, to allow yyoverflow + to reallocate them elsewhere. */ + + /* The state stack. */ + short int yyssa[YYINITDEPTH]; + short int *yyss = yyssa; + register short int *yyssp; + + /* The semantic value stack. */ + YYSTYPE yyvsa[YYINITDEPTH]; + YYSTYPE *yyvs = yyvsa; + register YYSTYPE *yyvsp; + + + +#define YYPOPSTACK (yyvsp--, yyssp--) + + YYSIZE_T yystacksize = YYINITDEPTH; + + /* The variables used to return semantic value and location from the + action routines. */ + YYSTYPE yyval; + + + /* When reducing, the number of symbols on the RHS of the reduced + rule. */ + int yylen; + + YYDPRINTF ((stderr, "Starting parse\n")); + + yystate = 0; + yyerrstatus = 0; + yynerrs = 0; + yychar = YYEMPTY; /* Cause a token to be read. */ + + /* Initialize stack pointers. + Waste one element of value and location stack + so that they stay on the same level as the state stack. + The wasted elements are never initialized. */ + + yyssp = yyss; + yyvsp = yyvs; + + + goto yysetstate; + +/*------------------------------------------------------------. +| yynewstate -- Push a new state, which is found in yystate. | +`------------------------------------------------------------*/ + yynewstate: + /* In all cases, when you get here, the value and location stacks + have just been pushed. so pushing a state here evens the stacks. + */ + yyssp++; + + yysetstate: + *yyssp = yystate; + + if (yyss + yystacksize - 1 <= yyssp) + { + /* Get the current used size of the three stacks, in elements. */ + YYSIZE_T yysize = yyssp - yyss + 1; + +#ifdef yyoverflow + { + /* Give user a chance to reallocate the stack. Use copies of + these so that the &'s don't force the real ones into + memory. */ + YYSTYPE *yyvs1 = yyvs; + short int *yyss1 = yyss; + + + /* Each stack pointer address is followed by the size of the + data in use in that stack, in bytes. This used to be a + conditional around just the two extra args, but that might + be undefined if yyoverflow is a macro. */ + yyoverflow ("parser stack overflow", + &yyss1, yysize * sizeof (*yyssp), + &yyvs1, yysize * sizeof (*yyvsp), + + &yystacksize); + + yyss = yyss1; + yyvs = yyvs1; + } +#else /* no yyoverflow */ +# ifndef YYSTACK_RELOCATE + goto yyoverflowlab; +# else + /* Extend the stack our own way. */ + if (YYMAXDEPTH <= yystacksize) + goto yyoverflowlab; + yystacksize *= 2; + if (YYMAXDEPTH < yystacksize) + yystacksize = YYMAXDEPTH; + + { + short int *yyss1 = yyss; + union yyalloc *yyptr = + (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize)); + if (! yyptr) + goto yyoverflowlab; + YYSTACK_RELOCATE (yyss); + YYSTACK_RELOCATE (yyvs); + +# undef YYSTACK_RELOCATE + if (yyss1 != yyssa) + YYSTACK_FREE (yyss1); + } +# endif +#endif /* no yyoverflow */ + + yyssp = yyss + yysize - 1; + yyvsp = yyvs + yysize - 1; + + + YYDPRINTF ((stderr, "Stack size increased to %lu\n", + (unsigned long int) yystacksize)); + + if (yyss + yystacksize - 1 <= yyssp) + YYABORT; + } + + YYDPRINTF ((stderr, "Entering state %d\n", yystate)); + + goto yybackup; + +/*-----------. +| yybackup. | +`-----------*/ +yybackup: + +/* Do appropriate processing given the current state. */ +/* Read a lookahead token if we need one and don't already have one. */ +/* yyresume: */ + + /* First try to decide what to do without reference to lookahead token. */ + + yyn = yypact[yystate]; + if (yyn == YYPACT_NINF) + goto yydefault; + + /* Not known => get a lookahead token if don't already have one. */ + + /* YYCHAR is either YYEMPTY or YYEOF or a valid lookahead symbol. */ + if (yychar == YYEMPTY) + { + YYDPRINTF ((stderr, "Reading a token: ")); + yychar = YYLEX; + } + + if (yychar <= YYEOF) + { + yychar = yytoken = YYEOF; + YYDPRINTF ((stderr, "Now at end of input.\n")); + } + else + { + yytoken = YYTRANSLATE (yychar); + YYDSYMPRINTF ("Next token is", yytoken, &yylval, &yylloc); + } + + /* If the proper action on seeing token YYTOKEN is to reduce or to + detect an error, take that action. */ + yyn += yytoken; + if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken) + goto yydefault; + yyn = yytable[yyn]; + if (yyn <= 0) + { + if (yyn == 0 || yyn == YYTABLE_NINF) + goto yyerrlab; + yyn = -yyn; + goto yyreduce; + } + + if (yyn == YYFINAL) + YYACCEPT; + + /* Shift the lookahead token. */ + YYDPRINTF ((stderr, "Shifting token %s, ", yytname[yytoken])); + + /* Discard the token being shifted unless it is eof. */ + if (yychar != YYEOF) + yychar = YYEMPTY; + + *++yyvsp = yylval; + + + /* Count tokens shifted since error; after three, turn off error + status. */ + if (yyerrstatus) + yyerrstatus--; + + yystate = yyn; + goto yynewstate; + + +/*-----------------------------------------------------------. +| yydefault -- do the default action for the current state. | +`-----------------------------------------------------------*/ +yydefault: + yyn = yydefact[yystate]; + if (yyn == 0) + goto yyerrlab; + goto yyreduce; + + +/*-----------------------------. +| yyreduce -- Do a reduction. | +`-----------------------------*/ +yyreduce: + /* yyn is the number of a rule to reduce with. */ + yylen = yyr2[yyn]; + + /* If YYLEN is nonzero, implement the default value of the action: + `$$ = $1'. + + Otherwise, the following line sets YYVAL to garbage. + This behavior is undocumented and Bison + users should not rely upon it. Assigning to YYVAL + unconditionally makes the parser a bit smaller, and it avoids a + GCC warning that YYVAL may be used uninitialized. */ + yyval = yyvsp[1-yylen]; + + + YY_REDUCE_PRINT (yyn); + switch (yyn) + { + case 2: +#line 142 "autotools.yy" + { + ProjectAST *projectAST = new ProjectAST(); + projects.push(projectAST); +;} + break; + + case 4: +#line 150 "autotools.yy" + { + projects.top()->addChildAST(yyvsp[0].node); + + if ( yyvsp[0].node->nodeType() == AST::ProjectAST && + static_cast<ProjectAST*>( yyvsp[0].node )->scopedID == "if" ) + { + yyvsp[0].node->setDepth(depth); + depth++; + } + else if ( yyvsp[0].node->nodeType() == AST::ProjectAST && + static_cast<ProjectAST*>( yyvsp[0].node )->scopedID == "else" ) + { + --depth; + yyvsp[0].node->setDepth(depth); + ++depth; + } + else if ( yyvsp[0].node->nodeType() == AST::ProjectAST && + static_cast<ProjectAST*>( yyvsp[0].node )->scopedID == "endif" ) + { + --depth; + yyvsp[0].node->setDepth(depth); + } + else + yyvsp[0].node->setDepth(depth); +;} + break; + + case 6: +#line 179 "autotools.yy" + { + yyval.node = yyvsp[0].node; +;} + break; + + case 7: +#line 183 "autotools.yy" + { + yyval.node = yyvsp[0].node; +;} + break; + + case 8: +#line 187 "autotools.yy" + { + yyval.node = yyvsp[0].node; +;} + break; + + case 9: +#line 191 "autotools.yy" + { + yyval.node = yyvsp[0].node; +;} + break; + + case 10: +#line 195 "autotools.yy" + { + yyval.node = yyvsp[0].node; +;} + break; + + case 11: +#line 199 "autotools.yy" + { + yyval.node = yyvsp[0].node; +;} + break; + + case 12: +#line 203 "autotools.yy" + { + yyval.node = yyvsp[0].node; +;} + break; + + case 13: +#line 207 "autotools.yy" + { + yyval.node = yyvsp[0].node; +;} + break; + + case 14: +#line 211 "autotools.yy" + { + yyval.node = new NewLineAST(); +;} + break; + + case 15: +#line 217 "autotools.yy" + { + ConditionAST* projectAST = new ConditionAST(); + projectAST->type = "if"; + projectAST->conditionName = yyvsp[0].value; + yyval.node = projectAST; +;} + break; + + case 16: +#line 225 "autotools.yy" + { + ConditionAST* past = new ConditionAST(); + past->type= "endif"; + yyval.node = past; +;} + break; + + case 17: +#line 231 "autotools.yy" + { + ConditionAST* past = new ConditionAST(); + past->type= "endif"; + past->conditionName = yyvsp[0].value; + yyval.node = past; +;} + break; + + case 18: +#line 240 "autotools.yy" + { + ConditionAST* past = new ConditionAST(); + past->type = "else"; + yyval.node = past; +;} + break; + + case 19: +#line 246 "autotools.yy" + { + ConditionAST* past = new ConditionAST(); + past->type = "else"; + past->conditionName = yyvsp[0].value; + yyval.node = past; +;} + break; + + case 20: +#line 255 "autotools.yy" + { + AssignmentAST *node = new AssignmentAST(); + node->scopedID = yyvsp[-2].value; + node->op = yyvsp[-1].value; + node->values = yyvsp[0].values; + yyval.node = node; +;} + break; + + case 21: +#line 265 "autotools.yy" + { yyval.value = yyvsp[-1].value + yyvsp[0].value; ;} + break; + + case 23: +#line 270 "autotools.yy" + { + yyval.values.append(yyvsp[0].value); +;} + break; + + case 24: +#line 273 "autotools.yy" + { yyval.values.clear(); ;} + break; + + case 25: +#line 276 "autotools.yy" + { yyval.value = yyvsp[-1].value + " \\\n"; ;} + break; + + case 26: +#line 277 "autotools.yy" + { yyval.value = yyvsp[-1].value + "\n"; ;} + break; + + case 27: +#line 278 "autotools.yy" + { yyval.value = "\\\n"; ;} + break; + + case 29: +#line 283 "autotools.yy" + { + AutomakeTargetAST *node = new AutomakeTargetAST(); + node->target = yyvsp[-2].value; + node->deps = yyvsp[0].values; + yyval.node = node; +;} + break; + + case 30: +#line 292 "autotools.yy" + { + ProjectAST* node = new ProjectAST(ProjectAST::Rule); + node->scopedID = yyvsp[0].value; + yyval.node = node; +;} + break; + + case 31: +#line 300 "autotools.yy" + { + AssignmentAST *node = new AssignmentAST(); + node->scopedID = yyvsp[-1].value; + node->values = QStringList(yyvsp[0].value); + yyval.node = node; +;} + break; + + case 34: +#line 312 "autotools.yy" + { + CommentAST *node = new CommentAST(); + node->comment = yyvsp[-1].value + "\n"; + yyval.node = node; +;} + break; + + + } + +/* Line 1010 of yacc.c. */ +#line 1403 "autotools_yacc.cpp" + + yyvsp -= yylen; + yyssp -= yylen; + + + YY_STACK_PRINT (yyss, yyssp); + + *++yyvsp = yyval; + + + /* Now `shift' the result of the reduction. Determine what state + that goes to, based on the state we popped back to and the rule + number reduced by. */ + + yyn = yyr1[yyn]; + + yystate = yypgoto[yyn - YYNTOKENS] + *yyssp; + if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp) + yystate = yytable[yystate]; + else + yystate = yydefgoto[yyn - YYNTOKENS]; + + goto yynewstate; + + +/*------------------------------------. +| yyerrlab -- here on detecting error | +`------------------------------------*/ +yyerrlab: + /* If not already recovering from an error, report this error. */ + if (!yyerrstatus) + { + ++yynerrs; +#if YYERROR_VERBOSE + yyn = yypact[yystate]; + + if (YYPACT_NINF < yyn && yyn < YYLAST) + { + YYSIZE_T yysize = 0; + int yytype = YYTRANSLATE (yychar); + const char* yyprefix; + char *yymsg; + int yyx; + + /* Start YYX at -YYN if negative to avoid negative indexes in + YYCHECK. */ + int yyxbegin = yyn < 0 ? -yyn : 0; + + /* Stay within bounds of both yycheck and yytname. */ + int yychecklim = YYLAST - yyn; + int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS; + int yycount = 0; + + yyprefix = ", expecting "; + for (yyx = yyxbegin; yyx < yyxend; ++yyx) + if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR) + { + yysize += yystrlen (yyprefix) + yystrlen (yytname [yyx]); + yycount += 1; + if (yycount == 5) + { + yysize = 0; + break; + } + } + yysize += (sizeof ("syntax error, unexpected ") + + yystrlen (yytname[yytype])); + yymsg = (char *) YYSTACK_ALLOC (yysize); + if (yymsg != 0) + { + char *yyp = yystpcpy (yymsg, "syntax error, unexpected "); + yyp = yystpcpy (yyp, yytname[yytype]); + + if (yycount < 5) + { + yyprefix = ", expecting "; + for (yyx = yyxbegin; yyx < yyxend; ++yyx) + if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR) + { + yyp = yystpcpy (yyp, yyprefix); + yyp = yystpcpy (yyp, yytname[yyx]); + yyprefix = " or "; + } + } + yyerror (yymsg); + YYSTACK_FREE (yymsg); + } + else + yyerror ("syntax error; also virtual memory exhausted"); + } + else +#endif /* YYERROR_VERBOSE */ + yyerror ("syntax error"); + } + + + + if (yyerrstatus == 3) + { + /* If just tried and failed to reuse lookahead token after an + error, discard it. */ + + if (yychar <= YYEOF) + { + /* If at end of input, pop the error token, + then the rest of the stack, then return failure. */ + if (yychar == YYEOF) + for (;;) + { + YYPOPSTACK; + if (yyssp == yyss) + YYABORT; + YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp, yylsp); + yydestruct (yystos[*yyssp], yyvsp); + } + } + else + { + YYDSYMPRINTF ("Error: discarding", yytoken, &yylval, &yylloc); + yydestruct (yytoken, &yylval); + yychar = YYEMPTY; + + } + } + + /* Else will try to reuse lookahead token after shifting the error + token. */ + goto yyerrlab1; + + +/*---------------------------------------------------. +| yyerrorlab -- error raised explicitly by YYERROR. | +`---------------------------------------------------*/ +yyerrorlab: + +#ifdef __GNUC__ + /* Pacify GCC when the user code never invokes YYERROR and the label + yyerrorlab therefore never appears in user code. */ + if (0) + goto yyerrorlab; +#endif + + yyvsp -= yylen; + yyssp -= yylen; + yystate = *yyssp; + goto yyerrlab1; + + +/*-------------------------------------------------------------. +| yyerrlab1 -- common code for both syntax error and YYERROR. | +`-------------------------------------------------------------*/ +yyerrlab1: + yyerrstatus = 3; /* Each real token shifted decrements this. */ + + for (;;) + { + yyn = yypact[yystate]; + if (yyn != YYPACT_NINF) + { + yyn += YYTERROR; + if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR) + { + yyn = yytable[yyn]; + if (0 < yyn) + break; + } + } + + /* Pop the current state because it cannot handle the error token. */ + if (yyssp == yyss) + YYABORT; + + YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp, yylsp); + yydestruct (yystos[yystate], yyvsp); + YYPOPSTACK; + yystate = *yyssp; + YY_STACK_PRINT (yyss, yyssp); + } + + if (yyn == YYFINAL) + YYACCEPT; + + YYDPRINTF ((stderr, "Shifting error token, ")); + + *++yyvsp = yylval; + + + yystate = yyn; + goto yynewstate; + + +/*-------------------------------------. +| yyacceptlab -- YYACCEPT comes here. | +`-------------------------------------*/ +yyacceptlab: + yyresult = 0; + goto yyreturn; + +/*-----------------------------------. +| yyabortlab -- YYABORT comes here. | +`-----------------------------------*/ +yyabortlab: + yyresult = 1; + goto yyreturn; + +#ifndef yyoverflow +/*----------------------------------------------. +| yyoverflowlab -- parser overflow comes here. | +`----------------------------------------------*/ +yyoverflowlab: + yyerror ("parser stack overflow"); + yyresult = 2; + /* Fall through. */ +#endif + +yyreturn: +#ifndef yyoverflow + if (yyss != yyssa) + YYSTACK_FREE (yyss); +#endif + return yyresult; +} + + +#line 321 "autotools.yy" + + +#include "autotools_lex.cpp" + |