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y.tab.c
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/* A Bison parser, made by GNU Bison 3.0.4. */
/* Bison implementation for Yacc-like parsers in C
Copyright (C) 1984, 1989-1990, 2000-2015 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 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, see <http://www.gnu.org/licenses/>. */
/* As a special exception, you may create a larger work that contains
part or all of the Bison parser skeleton and distribute that work
under terms of your choice, so long as that work isn't itself a
parser generator using the skeleton or a modified version thereof
as a parser skeleton. Alternatively, if you modify or redistribute
the parser skeleton itself, you may (at your option) remove this
special exception, which will cause the skeleton and the resulting
Bison output files to be licensed under the GNU General Public
License without this special exception.
This special exception was added by the Free Software Foundation in
version 2.2 of Bison. */
/* C LALR(1) parser skeleton 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
/* Bison version. */
#define YYBISON_VERSION "3.0.4"
/* Skeleton name. */
#define YYSKELETON_NAME "yacc.c"
/* Pure parsers. */
#define YYPURE 0
/* Push parsers. */
#define YYPUSH 0
/* Pull parsers. */
#define YYPULL 1
/* Copy the first part of user declarations. */
#line 21 "/usr/homes/chet/src/bash/src/parse.y" /* yacc.c:339 */
#include "config.h"
#include "bashtypes.h"
#include "bashansi.h"
#include "filecntl.h"
#if defined (HAVE_UNISTD_H)
# include <unistd.h>
#endif
#if defined (HAVE_LOCALE_H)
# include <locale.h>
#endif
#include <stdio.h>
#include "chartypes.h"
#include <signal.h>
#include "memalloc.h"
#include "bashintl.h"
#define NEED_STRFTIME_DECL /* used in externs.h */
#include "shell.h"
#include "typemax.h" /* SIZE_MAX if needed */
#include "trap.h"
#include "flags.h"
#include "parser.h"
#include "mailcheck.h"
#include "test.h"
#include "builtins.h"
#include "builtins/common.h"
#include "builtins/builtext.h"
#include "shmbutil.h"
#if defined (READLINE)
# include "bashline.h"
# include <readline/readline.h>
#endif /* READLINE */
#if defined (HISTORY)
# include "bashhist.h"
# include <readline/history.h>
#endif /* HISTORY */
#if defined (JOB_CONTROL)
# include "jobs.h"
#else
extern int cleanup_dead_jobs __P((void));
#endif /* JOB_CONTROL */
#if defined (ALIAS)
# include "alias.h"
#else
typedef void *alias_t;
#endif /* ALIAS */
#if defined (PROMPT_STRING_DECODE)
# ifndef _MINIX
# include <sys/param.h>
# endif
# include <time.h>
# if defined (TM_IN_SYS_TIME)
# include <sys/types.h>
# include <sys/time.h>
# endif /* TM_IN_SYS_TIME */
# include "maxpath.h"
#endif /* PROMPT_STRING_DECODE */
#define RE_READ_TOKEN -99
#define NO_EXPANSION -100
#ifdef DEBUG
# define YYDEBUG 1
#else
# define YYDEBUG 0
#endif
#if defined (HANDLE_MULTIBYTE)
# define last_shell_getc_is_singlebyte \
((shell_input_line_index > 1) \
? shell_input_line_property[shell_input_line_index - 1] \
: 1)
# define MBTEST(x) ((x) && last_shell_getc_is_singlebyte)
#else
# define last_shell_getc_is_singlebyte 1
# define MBTEST(x) ((x))
#endif
#if defined (EXTENDED_GLOB)
extern int extended_glob;
#endif
extern int eof_encountered;
extern int no_line_editing, running_under_emacs;
extern int current_command_number;
extern int sourcelevel, parse_and_execute_level;
extern int posixly_correct;
extern int last_command_exit_value;
extern pid_t last_command_subst_pid;
extern char *shell_name, *current_host_name;
extern char *dist_version;
extern int patch_level;
extern int dump_translatable_strings, dump_po_strings;
extern sh_builtin_func_t *last_shell_builtin, *this_shell_builtin;
extern int here_doc_first_line;
#if defined (BUFFERED_INPUT)
extern int bash_input_fd_changed;
#endif
extern int errno;
/* **************************************************************** */
/* */
/* "Forward" declarations */
/* */
/* **************************************************************** */
#ifdef DEBUG
static void debug_parser __P((int));
#endif
static int yy_getc __P((void));
static int yy_ungetc __P((int));
#if defined (READLINE)
static int yy_readline_get __P((void));
static int yy_readline_unget __P((int));
#endif
static int yy_string_get __P((void));
static int yy_string_unget __P((int));
static void rewind_input_string __P((void));
static int yy_stream_get __P((void));
static int yy_stream_unget __P((int));
static int shell_getc __P((int));
static void shell_ungetc __P((int));
static void discard_until __P((int));
#if defined (ALIAS) || defined (DPAREN_ARITHMETIC)
static void push_string __P((char *, int, alias_t *));
static void pop_string __P((void));
static void free_string_list __P((void));
#endif
static char *read_a_line __P((int));
static int reserved_word_acceptable __P((int));
static int yylex __P((void));
static void push_heredoc __P((REDIRECT *));
static char *mk_alexpansion __P((char *));
static int alias_expand_token __P((char *));
static int time_command_acceptable __P((void));
static int special_case_tokens __P((char *));
static int read_token __P((int));
static char *parse_matched_pair __P((int, int, int, int *, int));
static char *parse_comsub __P((int, int, int, int *, int));
#if defined (ARRAY_VARS)
static char *parse_compound_assignment __P((int *));
#endif
#if defined (DPAREN_ARITHMETIC) || defined (ARITH_FOR_COMMAND)
static int parse_dparen __P((int));
static int parse_arith_cmd __P((char **, int));
#endif
#if defined (COND_COMMAND)
static void cond_error __P((void));
static COND_COM *cond_expr __P((void));
static COND_COM *cond_or __P((void));
static COND_COM *cond_and __P((void));
static COND_COM *cond_term __P((void));
static int cond_skip_newlines __P((void));
static COMMAND *parse_cond_command __P((void));
#endif
#if defined (ARRAY_VARS)
static int token_is_assignment __P((char *, int));
static int token_is_ident __P((char *, int));
#endif
static int read_token_word __P((int));
static void discard_parser_constructs __P((int));
static char *error_token_from_token __P((int));
static char *error_token_from_text __P((void));
static void print_offending_line __P((void));
static void report_syntax_error __P((char *));
static void handle_eof_input_unit __P((void));
static void prompt_again __P((void));
#if 0
static void reset_readline_prompt __P((void));
#endif
static void print_prompt __P((void));
#if defined (HANDLE_MULTIBYTE)
static void set_line_mbstate __P((void));
static char *shell_input_line_property = NULL;
#else
# define set_line_mbstate()
#endif
extern int yyerror __P((const char *));
#ifdef DEBUG
extern int yydebug;
#endif
/* Default prompt strings */
char *primary_prompt = PPROMPT;
char *secondary_prompt = SPROMPT;
/* PROMPT_STRING_POINTER points to one of these, never to an actual string. */
char *ps1_prompt, *ps2_prompt;
/* Displayed after reading a command but before executing it in an interactive shell */
char *ps0_prompt;
/* Handle on the current prompt string. Indirectly points through
ps1_ or ps2_prompt. */
char **prompt_string_pointer = (char **)NULL;
char *current_prompt_string;
/* Non-zero means we expand aliases in commands. */
int expand_aliases = 0;
/* If non-zero, the decoded prompt string undergoes parameter and
variable substitution, command substitution, arithmetic substitution,
string expansion, process substitution, and quote removal in
decode_prompt_string. */
int promptvars = 1;
/* If non-zero, $'...' and $"..." are expanded when they appear within
a ${...} expansion, even when the expansion appears within double
quotes. */
int extended_quote = 1;
/* The number of lines read from input while creating the current command. */
int current_command_line_count;
/* The number of lines in a command saved while we run parse_and_execute */
int saved_command_line_count;
/* The token that currently denotes the end of parse. */
int shell_eof_token;
/* The token currently being read. */
int current_token;
/* The current parser state. */
int parser_state;
/* Variables to manage the task of reading here documents, because we need to
defer the reading until after a complete command has been collected. */
static REDIRECT *redir_stack[HEREDOC_MAX];
int need_here_doc;
/* Where shell input comes from. History expansion is performed on each
line when the shell is interactive. */
static char *shell_input_line = (char *)NULL;
static size_t shell_input_line_index;
static size_t shell_input_line_size; /* Amount allocated for shell_input_line. */
static size_t shell_input_line_len; /* strlen (shell_input_line) */
/* Either zero or EOF. */
static int shell_input_line_terminator;
/* The line number in a script on which a function definition starts. */
static int function_dstart;
/* The line number in a script on which a function body starts. */
static int function_bstart;
/* The line number in a script at which an arithmetic for command starts. */
static int arith_for_lineno;
/* The decoded prompt string. Used if READLINE is not defined or if
editing is turned off. Analogous to current_readline_prompt. */
static char *current_decoded_prompt;
/* The last read token, or NULL. read_token () uses this for context
checking. */
static int last_read_token;
/* The token read prior to last_read_token. */
static int token_before_that;
/* The token read prior to token_before_that. */
static int two_tokens_ago;
static int global_extglob;
/* The line number in a script where the word in a `case WORD', `select WORD'
or `for WORD' begins. This is a nested command maximum, since the array
index is decremented after a case, select, or for command is parsed. */
#define MAX_CASE_NEST 128
static int word_lineno[MAX_CASE_NEST+1];
static int word_top = -1;
/* If non-zero, it is the token that we want read_token to return
regardless of what text is (or isn't) present to be read. This
is reset by read_token. If token_to_read == WORD or
ASSIGNMENT_WORD, yylval.word should be set to word_desc_to_read. */
static int token_to_read;
static WORD_DESC *word_desc_to_read;
static REDIRECTEE source;
static REDIRECTEE redir;
#line 378 "y.tab.c" /* yacc.c:339 */
# ifndef YY_NULLPTR
# if defined __cplusplus && 201103L <= __cplusplus
# define YY_NULLPTR nullptr
# else
# define YY_NULLPTR 0
# endif
# endif
/* Enabling verbose error messages. */
#ifdef YYERROR_VERBOSE
# undef YYERROR_VERBOSE
# define YYERROR_VERBOSE 1
#else
# define YYERROR_VERBOSE 0
#endif
/* In a future release of Bison, this section will be replaced
by #include "y.tab.h". */
#ifndef YY_YY_Y_TAB_H_INCLUDED
# define YY_YY_Y_TAB_H_INCLUDED
/* Debug traces. */
#ifndef YYDEBUG
# define YYDEBUG 0
#endif
#if YYDEBUG
extern int yydebug;
#endif
/* Token type. */
#ifndef YYTOKENTYPE
# define YYTOKENTYPE
enum yytokentype
{
IF = 258,
THEN = 259,
ELSE = 260,
ELIF = 261,
FI = 262,
CASE = 263,
ESAC = 264,
FOR = 265,
SELECT = 266,
WHILE = 267,
UNTIL = 268,
DO = 269,
DONE = 270,
FUNCTION = 271,
COPROC = 272,
COND_START = 273,
COND_END = 274,
COND_ERROR = 275,
IN = 276,
BANG = 277,
TIME = 278,
TIMEOPT = 279,
TIMEIGN = 280,
WORD = 281,
ASSIGNMENT_WORD = 282,
REDIR_WORD = 283,
NUMBER = 284,
ARITH_CMD = 285,
ARITH_FOR_EXPRS = 286,
COND_CMD = 287,
AND_AND = 288,
OR_OR = 289,
GREATER_GREATER = 290,
LESS_LESS = 291,
LESS_AND = 292,
LESS_LESS_LESS = 293,
GREATER_AND = 294,
SEMI_SEMI = 295,
SEMI_AND = 296,
SEMI_SEMI_AND = 297,
LESS_LESS_MINUS = 298,
AND_GREATER = 299,
AND_GREATER_GREATER = 300,
LESS_GREATER = 301,
GREATER_BAR = 302,
BAR_AND = 303,
yacc_EOF = 304
};
#endif
/* Tokens. */
#define IF 258
#define THEN 259
#define ELSE 260
#define ELIF 261
#define FI 262
#define CASE 263
#define ESAC 264
#define FOR 265
#define SELECT 266
#define WHILE 267
#define UNTIL 268
#define DO 269
#define DONE 270
#define FUNCTION 271
#define COPROC 272
#define COND_START 273
#define COND_END 274
#define COND_ERROR 275
#define IN 276
#define BANG 277
#define TIME 278
#define TIMEOPT 279
#define TIMEIGN 280
#define WORD 281
#define ASSIGNMENT_WORD 282
#define REDIR_WORD 283
#define NUMBER 284
#define ARITH_CMD 285
#define ARITH_FOR_EXPRS 286
#define COND_CMD 287
#define AND_AND 288
#define OR_OR 289
#define GREATER_GREATER 290
#define LESS_LESS 291
#define LESS_AND 292
#define LESS_LESS_LESS 293
#define GREATER_AND 294
#define SEMI_SEMI 295
#define SEMI_AND 296
#define SEMI_SEMI_AND 297
#define LESS_LESS_MINUS 298
#define AND_GREATER 299
#define AND_GREATER_GREATER 300
#define LESS_GREATER 301
#define GREATER_BAR 302
#define BAR_AND 303
#define yacc_EOF 304
/* Value type. */
#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
union YYSTYPE
{
#line 333 "/usr/homes/chet/src/bash/src/parse.y" /* yacc.c:355 */
WORD_DESC *word; /* the word that we read. */
int number; /* the number that we read. */
WORD_LIST *word_list;
COMMAND *command;
REDIRECT *redirect;
ELEMENT element;
PATTERN_LIST *pattern;
#line 526 "y.tab.c" /* yacc.c:355 */
};
typedef union YYSTYPE YYSTYPE;
# define YYSTYPE_IS_TRIVIAL 1
# define YYSTYPE_IS_DECLARED 1
#endif
extern YYSTYPE yylval;
int yyparse (void);
#endif /* !YY_YY_Y_TAB_H_INCLUDED */
/* Copy the second part of user declarations. */
#line 543 "y.tab.c" /* yacc.c:358 */
#ifdef short
# undef short
#endif
#ifdef YYTYPE_UINT8
typedef YYTYPE_UINT8 yytype_uint8;
#else
typedef unsigned char yytype_uint8;
#endif
#ifdef YYTYPE_INT8
typedef YYTYPE_INT8 yytype_int8;
#else
typedef signed char yytype_int8;
#endif
#ifdef YYTYPE_UINT16
typedef YYTYPE_UINT16 yytype_uint16;
#else
typedef unsigned short int yytype_uint16;
#endif
#ifdef YYTYPE_INT16
typedef YYTYPE_INT16 yytype_int16;
#else
typedef short int yytype_int16;
#endif
#ifndef YYSIZE_T
# ifdef __SIZE_TYPE__
# define YYSIZE_T __SIZE_TYPE__
# elif defined size_t
# define YYSIZE_T size_t
# elif ! defined YYSIZE_T
# include <stddef.h> /* INFRINGES ON USER NAME SPACE */
# define YYSIZE_T size_t
# else
# define YYSIZE_T unsigned int
# endif
#endif
#define YYSIZE_MAXIMUM ((YYSIZE_T) -1)
#ifndef YY_
# if defined YYENABLE_NLS && YYENABLE_NLS
# if ENABLE_NLS
# include <libintl.h> /* INFRINGES ON USER NAME SPACE */
# define YY_(Msgid) dgettext ("bison-runtime", Msgid)
# endif
# endif
# ifndef YY_
# define YY_(Msgid) Msgid
# endif
#endif
#ifndef YY_ATTRIBUTE
# if (defined __GNUC__ \
&& (2 < __GNUC__ || (__GNUC__ == 2 && 96 <= __GNUC_MINOR__))) \
|| defined __SUNPRO_C && 0x5110 <= __SUNPRO_C
# define YY_ATTRIBUTE(Spec) __attribute__(Spec)
# else
# define YY_ATTRIBUTE(Spec) /* empty */
# endif
#endif
#ifndef YY_ATTRIBUTE_PURE
# define YY_ATTRIBUTE_PURE YY_ATTRIBUTE ((__pure__))
#endif
#ifndef YY_ATTRIBUTE_UNUSED
# define YY_ATTRIBUTE_UNUSED YY_ATTRIBUTE ((__unused__))
#endif
#if !defined _Noreturn \
&& (!defined __STDC_VERSION__ || __STDC_VERSION__ < 201112)
# if defined _MSC_VER && 1200 <= _MSC_VER
# define _Noreturn __declspec (noreturn)
# else
# define _Noreturn YY_ATTRIBUTE ((__noreturn__))
# endif
#endif
/* Suppress unused-variable warnings by "using" E. */
#if ! defined lint || defined __GNUC__
# define YYUSE(E) ((void) (E))
#else
# define YYUSE(E) /* empty */
#endif
#if defined __GNUC__ && 407 <= __GNUC__ * 100 + __GNUC_MINOR__
/* Suppress an incorrect diagnostic about yylval being uninitialized. */
# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN \
_Pragma ("GCC diagnostic push") \
_Pragma ("GCC diagnostic ignored \"-Wuninitialized\"")\
_Pragma ("GCC diagnostic ignored \"-Wmaybe-uninitialized\"")
# define YY_IGNORE_MAYBE_UNINITIALIZED_END \
_Pragma ("GCC diagnostic pop")
#else
# define YY_INITIAL_VALUE(Value) Value
#endif
#ifndef YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
# define YY_IGNORE_MAYBE_UNINITIALIZED_END
#endif
#ifndef YY_INITIAL_VALUE
# define YY_INITIAL_VALUE(Value) /* Nothing. */
#endif
#if ! defined yyoverflow || YYERROR_VERBOSE
/* The parser invokes alloca or malloc; define the necessary symbols. */
# ifdef YYSTACK_USE_ALLOCA
# if YYSTACK_USE_ALLOCA
# ifdef __GNUC__
# define YYSTACK_ALLOC __builtin_alloca
# elif defined __BUILTIN_VA_ARG_INCR
# include <alloca.h> /* INFRINGES ON USER NAME SPACE */
# elif defined _AIX
# define YYSTACK_ALLOC __alloca
# elif defined _MSC_VER
# include <malloc.h> /* INFRINGES ON USER NAME SPACE */
# define alloca _alloca
# else
# define YYSTACK_ALLOC alloca
# if ! defined _ALLOCA_H && ! defined EXIT_SUCCESS
# include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
/* Use EXIT_SUCCESS as a witness for stdlib.h. */
# ifndef EXIT_SUCCESS
# define EXIT_SUCCESS 0
# endif
# endif
# endif
# endif
# endif
# ifdef YYSTACK_ALLOC
/* Pacify GCC's 'empty if-body' warning. */
# define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
# ifndef YYSTACK_ALLOC_MAXIMUM
/* The OS might guarantee only one guard page at the bottom of the stack,
and a page size can be as small as 4096 bytes. So we cannot safely
invoke alloca (N) if N exceeds 4096. Use a slightly smaller number
to allow for a few compiler-allocated temporary stack slots. */
# define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2006 */
# endif
# else
# define YYSTACK_ALLOC YYMALLOC
# define YYSTACK_FREE YYFREE
# ifndef YYSTACK_ALLOC_MAXIMUM
# define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM
# endif
# if (defined __cplusplus && ! defined EXIT_SUCCESS \
&& ! ((defined YYMALLOC || defined malloc) \
&& (defined YYFREE || defined free)))
# include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
# ifndef EXIT_SUCCESS
# define EXIT_SUCCESS 0
# endif
# endif
# ifndef YYMALLOC
# define YYMALLOC malloc
# if ! defined malloc && ! defined EXIT_SUCCESS
void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */
# endif
# endif
# ifndef YYFREE
# define YYFREE free
# if ! defined free && ! defined EXIT_SUCCESS
void free (void *); /* INFRINGES ON USER NAME SPACE */
# endif
# endif
# 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
{
yytype_int16 yyss_alloc;
YYSTYPE yyvs_alloc;
};
/* 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 (yytype_int16) + sizeof (YYSTYPE)) \
+ YYSTACK_GAP_MAXIMUM)
# define YYCOPY_NEEDED 1
/* 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_alloc, Stack) \
do \
{ \
YYSIZE_T yynewbytes; \
YYCOPY (&yyptr->Stack_alloc, Stack, yysize); \
Stack = &yyptr->Stack_alloc; \
yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
yyptr += yynewbytes / sizeof (*yyptr); \
} \
while (0)
#endif
#if defined YYCOPY_NEEDED && YYCOPY_NEEDED
/* Copy COUNT objects from SRC to DST. The source and destination do
not overlap. */
# ifndef YYCOPY
# if defined __GNUC__ && 1 < __GNUC__
# define YYCOPY(Dst, Src, Count) \
__builtin_memcpy (Dst, Src, (Count) * sizeof (*(Src)))
# else
# define YYCOPY(Dst, Src, Count) \
do \
{ \
YYSIZE_T yyi; \
for (yyi = 0; yyi < (Count); yyi++) \
(Dst)[yyi] = (Src)[yyi]; \
} \
while (0)
# endif
# endif
#endif /* !YYCOPY_NEEDED */
/* YYFINAL -- State number of the termination state. */
#define YYFINAL 116
/* YYLAST -- Last index in YYTABLE. */
#define YYLAST 638
/* YYNTOKENS -- Number of terminals. */
#define YYNTOKENS 61
/* YYNNTS -- Number of nonterminals. */
#define YYNNTS 38
/* YYNRULES -- Number of rules. */
#define YYNRULES 167
/* YYNSTATES -- Number of states. */
#define YYNSTATES 334
/* YYTRANSLATE[YYX] -- Symbol number corresponding to YYX as returned
by yylex, with out-of-bounds checking. */
#define YYUNDEFTOK 2
#define YYMAXUTOK 304
#define YYTRANSLATE(YYX) \
((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
/* YYTRANSLATE[TOKEN-NUM] -- Symbol number corresponding to TOKEN-NUM
as returned by yylex, without out-of-bounds checking. */
static const yytype_uint8 yytranslate[] =
{
0, 2, 2, 2, 2, 2, 2, 2, 2, 2,
51, 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, 49, 2,
59, 60, 2, 2, 2, 56, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 50,
55, 2, 54, 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, 57, 53, 58, 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, 29, 30, 31, 32, 33, 34,
35, 36, 37, 38, 39, 40, 41, 42, 43, 44,
45, 46, 47, 48, 52
};
#if YYDEBUG
/* YYRLINE[YYN] -- Source line where rule number YYN was defined. */
static const yytype_uint16 yyrline[] =
{
0, 386, 386, 397, 406, 421, 431, 433, 437, 443,
449, 455, 461, 467, 473, 479, 485, 491, 497, 503,
509, 515, 521, 527, 534, 541, 548, 555, 562, 569,
575, 581, 587, 593, 599, 605, 611, 617, 623, 629,
635, 641, 647, 653, 659, 665, 671, 677, 683, 689,
695, 701, 709, 711, 713, 717, 721, 732, 734, 738,
740, 742, 758, 760, 764, 766, 768, 770, 772, 774,
776, 778, 780, 782, 784, 788, 793, 798, 803, 808,
813, 818, 823, 830, 835, 840, 845, 852, 857, 862,
867, 872, 877, 884, 889, 894, 901, 904, 907, 911,
913, 944, 951, 956, 973, 978, 995, 1002, 1004, 1006,
1011, 1015, 1019, 1023, 1025, 1027, 1031, 1032, 1036, 1038,
1040, 1042, 1046, 1048, 1050, 1052, 1054, 1056, 1060, 1062,
1071, 1079, 1080, 1086, 1087, 1094, 1098, 1100, 1102, 1109,
1111, 1113, 1117, 1118, 1121, 1123, 1125, 1129, 1130, 1139,
1152, 1168, 1183, 1185, 1187, 1194, 1197, 1201, 1203, 1209,
1215, 1234, 1256, 1258, 1281, 1285, 1287, 1289
};
#endif
#if YYDEBUG || YYERROR_VERBOSE || 0
/* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
First, the terminals, then, starting at YYNTOKENS, nonterminals. */
static const char *const yytname[] =
{
"$end", "error", "$undefined", "IF", "THEN", "ELSE", "ELIF", "FI",
"CASE", "ESAC", "FOR", "SELECT", "WHILE", "UNTIL", "DO", "DONE",
"FUNCTION", "COPROC", "COND_START", "COND_END", "COND_ERROR", "IN",
"BANG", "TIME", "TIMEOPT", "TIMEIGN", "WORD", "ASSIGNMENT_WORD",
"REDIR_WORD", "NUMBER", "ARITH_CMD", "ARITH_FOR_EXPRS", "COND_CMD",
"AND_AND", "OR_OR", "GREATER_GREATER", "LESS_LESS", "LESS_AND",
"LESS_LESS_LESS", "GREATER_AND", "SEMI_SEMI", "SEMI_AND",
"SEMI_SEMI_AND", "LESS_LESS_MINUS", "AND_GREATER", "AND_GREATER_GREATER",
"LESS_GREATER", "GREATER_BAR", "BAR_AND", "'&'", "';'", "'\\n'",
"yacc_EOF", "'|'", "'>'", "'<'", "'-'", "'{'", "'}'", "'('", "')'",
"$accept", "inputunit", "word_list", "redirection",
"simple_command_element", "redirection_list", "simple_command",
"command", "shell_command", "for_command", "arith_for_command",
"select_command", "case_command", "function_def", "function_body",
"subshell", "coproc", "if_command", "group_command", "arith_command",
"cond_command", "elif_clause", "case_clause", "pattern_list",
"case_clause_sequence", "pattern", "list", "compound_list", "list0",
"list1", "simple_list_terminator", "list_terminator", "newline_list",
"simple_list", "simple_list1", "pipeline_command", "pipeline",
"timespec", YY_NULLPTR
};
#endif
# ifdef YYPRINT
/* YYTOKNUM[NUM] -- (External) token number corresponding to the
(internal) symbol number NUM (which must be that of a token). */
static const yytype_uint16 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, 284,
285, 286, 287, 288, 289, 290, 291, 292, 293, 294,
295, 296, 297, 298, 299, 300, 301, 302, 303, 38,
59, 10, 304, 124, 62, 60, 45, 123, 125, 40,
41
};
# endif
#define YYPACT_NINF -205
#define yypact_value_is_default(Yystate) \
(!!((Yystate) == (-205)))
#define YYTABLE_NINF -1
#define yytable_value_is_error(Yytable_value) \
0
/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
STATE-NUM. */
static const yytype_int16 yypact[] =
{
308, -28, -205, 6, -1, 37, -205, -205, 57, 558,
18, 358, 54, 45, -205, 251, 583, -205, 102, 104,
35, 107, 80, 112, 127, 140, 146, 147, -205, -205,
153, 154, -205, -205, 188, -205, -205, 196, -205, 219,
-205, -205, -205, -205, -205, -205, -205, -205, -205, -205,
-205, 17, 23, -205, -19, 358, -205, -205, 185, 408,
-205, 144, 51, 166, 189, 207, 133, 28, 196, 219,
211, -205, -205, -205, -205, -205, 201, 184, 220, 226,
81, 227, 126, 233, 234, 241, 242, 245, 246, 249,
142, 255, 148, 256, 257, 259, 266, 267, -205, -205,
-205, -205, -205, -205, -205, -205, -205, -205, -205, -205,
-205, -205, -205, -205, 243, 240, -205, -205, -205, -205,
219, -205, -205, -205, -205, -205, 458, 458, -205, -205,
-205, -205, -205, -205, -205, 299, -205, 68, -205, 61,
-205, -205, -205, -205, 72, -205, -205, 244, 41, 219,
219, -205, -205, -205, -205, -205, -205, -205, -205, -205,
-205, -205, -205, -205, -205, -205, -205, -205, -205, -205,
-205, -205, -205, -205, -205, -205, -205, -205, -205, -205,
-205, -205, -205, -205, -205, 408, 408, 63, 63, 508,
508, 179, -205, -205, -205, -205, -205, -205, 60, -205,
155, -205, 287, 252, 74, 108, -205, 286, -205, 300,
302, -205, 219, -205, 219, 41, -205, -205, -19, -19,
-205, -205, -205, 307, 408, 408, 408, 408, 408, 313,
159, -205, -4, -205, -205, 312, -205, 161, -205, 265,
-205, -205, -205, -205, -205, -205, 314, 408, 161, 270,
-205, -205, 41, 219, -205, 332, 336, -205, -205, -205,
87, 87, 87, -205, -205, -205, -205, 178, 11, -205,
-205, 315, -43, 327, 298, -205, -205, -205, 110, -205,
342, 306, 343, 319, -205, 299, -205, -205, -205, -205,
-205, -205, -205, -205, -205, -32, 346, -205, -205, -205,
113, -205, -205, -205, -205, -205, -205, 118, 137, -205,
-205, -205, 408, -205, -205, 363, 321, -205, -205, -205,
-205, -205, 408, 367, 325, -205, -205, 374, 333, -205,
-205, -205, -205, -205
};
/* YYDEFACT[STATE-NUM] -- Default reduction number in state STATE-NUM.
Performed when YYTABLE does not specify something else to do. Zero
means the default is an error. */
static const yytype_uint8 yydefact[] =
{
0, 0, 147, 0, 0, 0, 147, 147, 0, 0,
0, 0, 165, 52, 53, 0, 0, 111, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 3, 5,
0, 0, 147, 147, 0, 54, 57, 59, 164, 60,
64, 74, 68, 65, 62, 70, 63, 69, 71, 72,
73, 0, 149, 156, 157, 0, 4, 131, 0, 0,
147, 147, 0, 147, 0, 0, 147, 52, 106, 102,
0, 145, 144, 146, 161, 158, 166, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 14, 23,
38, 32, 47, 29, 41, 35, 44, 26, 50, 51,
20, 17, 8, 9, 0, 0, 1, 52, 58, 55,
61, 142, 143, 2, 147, 147, 150, 151, 147, 147,
160, 159, 147, 148, 130, 132, 141, 0, 147, 0,
147, 147, 147, 147, 0, 147, 147, 0, 0, 104,
103, 112, 167, 147, 16, 25, 40, 34, 49, 31,
43, 37, 46, 28, 22, 19, 12, 13, 15, 24,
39, 33, 48, 30, 42, 36, 45, 27, 21, 18,
10, 11, 110, 101, 56, 0, 0, 154, 155, 0,
0, 0, 147, 147, 147, 147, 147, 147, 0, 147,
0, 147, 0, 0, 0, 0, 147, 0, 147, 0,
0, 147, 99, 98, 105, 0, 152, 153, 163, 162,
147, 147, 107, 0, 0, 0, 134, 135, 133, 0,
116, 147, 0, 147, 147, 0, 6, 0, 147, 0,
85, 86, 147, 147, 147, 147, 0, 0, 0, 0,
66, 67, 0, 100, 96, 0, 0, 109, 136, 137,
138, 139, 140, 95, 122, 124, 126, 117, 0, 93,
128, 0, 0, 0, 0, 75, 7, 147, 0, 76,
0, 0, 0, 0, 87, 0, 147, 88, 97, 108,
147, 123, 125, 127, 94, 0, 0, 147, 77, 78,
0, 147, 147, 83, 84, 89, 90, 0, 113, 147,
129, 118, 119, 147, 147, 0, 0, 147, 147, 147,
115, 120, 121, 0, 0, 81, 82, 0, 0, 114,
79, 80, 91, 92
};
/* YYPGOTO[NTERM-NUM]. */
static const yytype_int16 yypgoto[] =
{