Imported Upstream version 1.4.8upstream/1.4.8

1 files changed, 387 insertions, 314 deletions

diff --git a/grammar.c b/lib/grammar.c
index 8317318..e95a569 100644
--- a/grammar.c
+++ b/lib/grammar.c
@@ -1,24 +1,23 @@
-/* A Bison parser, made by GNU Bison 2.3.  */
 
-/* Skeleton implementation for Bison's Yacc-like parsers in C
+/* A Bison parser, made by GNU Bison 2.4.1.  */
 
-   Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006
+/* Skeleton implementation for Bison's Yacc-like parsers in C
+   
+      Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006
    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, or (at your option)
-   any later version.
-
+   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/>.  */
 
 /* As a special exception, you may create a larger work that contains
    part or all of the Bison parser skeleton and distribute that work
@@ -29,7 +28,7 @@
    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.  */
 
@@ -47,7 +46,7 @@
 #define YYBISON 1
 
 /* Bison version.  */
-#define YYBISON_VERSION "2.3"
+#define YYBISON_VERSION "2.4.1"
 
 /* Skeleton name.  */
 #define YYSKELETON_NAME "yacc.c"
@@ -55,72 +54,29 @@
 /* Pure parsers.  */
 #define YYPURE 1
 
+/* Push parsers.  */
+#define YYPUSH 0
+
+/* Pull parsers.  */
+#define YYPULL 1
+
 /* Using locations.  */
 #define YYLSP_NEEDED 0
 
 /* Substitute the variable and function names.  */
-#define yyparse libconfig_yyparse
-#define yylex   libconfig_yylex
-#define yyerror libconfig_yyerror
-#define yylval  libconfig_yylval
-#define yychar  libconfig_yychar
-#define yydebug libconfig_yydebug
-#define yynerrs libconfig_yynerrs
-
-
-/* Tokens.  */
-#ifndef YYTOKENTYPE
-# define YYTOKENTYPE
-   /* Put the tokens into the symbol table, so that GDB and other debuggers
-      know about them.  */
-   enum yytokentype {
-     TOK_BOOLEAN = 258,
-     TOK_INTEGER = 259,
-     TOK_HEX = 260,
-     TOK_INTEGER64 = 261,
-     TOK_HEX64 = 262,
-     TOK_FLOAT = 263,
-     TOK_STRING = 264,
-     TOK_NAME = 265,
-     TOK_EQUALS = 266,
-     TOK_NEWLINE = 267,
-     TOK_ARRAY_START = 268,
-     TOK_ARRAY_END = 269,
-     TOK_LIST_START = 270,
-     TOK_LIST_END = 271,
-     TOK_COMMA = 272,
-     TOK_GROUP_START = 273,
-     TOK_GROUP_END = 274,
-     TOK_END = 275,
-     TOK_GARBAGE = 276
-   };
-#endif
-/* Tokens.  */
-#define TOK_BOOLEAN 258
-#define TOK_INTEGER 259
-#define TOK_HEX 260
-#define TOK_INTEGER64 261
-#define TOK_HEX64 262
-#define TOK_FLOAT 263
-#define TOK_STRING 264
-#define TOK_NAME 265
-#define TOK_EQUALS 266
-#define TOK_NEWLINE 267
-#define TOK_ARRAY_START 268
-#define TOK_ARRAY_END 269
-#define TOK_LIST_START 270
-#define TOK_LIST_END 271
-#define TOK_COMMA 272
-#define TOK_GROUP_START 273
-#define TOK_GROUP_END 274
-#define TOK_END 275
-#define TOK_GARBAGE 276
-
-
+#define yyparse         libconfig_yyparse
+#define yylex           libconfig_yylex
+#define yyerror         libconfig_yyerror
+#define yylval          libconfig_yylval
+#define yychar          libconfig_yychar
+#define yydebug         libconfig_yydebug
+#define yynerrs         libconfig_yynerrs
 
 
 /* Copy the first part of user declarations.  */
-#line 31 "grammar.y"
+
+/* Line 189 of yacc.c  */
+#line 32 "grammar.y"
 
 #include <string.h>
 #include <stdlib.h>
@@ -132,36 +88,50 @@
 #ifndef _STDLIB_H
 #define _STDLIB_H
 #endif
-  
+
 #include <malloc.h>
 #endif
-#include "private.h"
+#include "parsectx.h"
+#include "scanctx.h"
 
 /* these delcarations are provided to suppress compiler warnings */
 extern int libconfig_yylex();
 extern int libconfig_yyget_lineno();
-  
+
 static const char *err_array_elem_type = "mismatched element type in array";
 static const char *err_duplicate_setting = "duplicate setting name";
 
+#define _delete(P) free((void *)(P))
+
 #define IN_ARRAY() \
   (ctx->parent && (ctx->parent->type == CONFIG_TYPE_ARRAY))
 
 #define IN_LIST() \
   (ctx->parent && (ctx->parent->type == CONFIG_TYPE_LIST))
 
-#define CAPTURE_PARSE_POS(S)                                    \
-  (S)->line = (unsigned int)libconfig_yyget_lineno(scanner)
+static void capture_parse_pos(void *scanner, struct scan_context *scan_ctx,
+                              config_setting_t *setting)
+{
+  setting->line = (unsigned int)libconfig_yyget_lineno(scanner);
+  setting->file = scanctx_current_filename(scan_ctx);
+}
+
+#define CAPTURE_PARSE_POS(S) \
+  capture_parse_pos(scanner, scan_ctx, (S))
 
 void libconfig_yyerror(void *scanner, struct parse_context *ctx,
-                      char const *s)
+                       struct scan_context *scan_ctx, char const *s)
 {
+  if(ctx->config->error_text) return;
   ctx->config->error_line = libconfig_yyget_lineno(scanner);
   ctx->config->error_text = s;
 }
 
 
 
+/* Line 189 of yacc.c  */
+#line 134 "grammar.c"
+
 /* Enabling traces.  */
 #ifndef YYDEBUG
 # define YYDEBUG 0
@@ -180,30 +150,88 @@ void libconfig_yyerror(void *scanner, struct parse_context *ctx,
 # define YYTOKEN_TABLE 0
 #endif
 
+
+/* Tokens.  */
+#ifndef YYTOKENTYPE
+# define YYTOKENTYPE
+   /* Put the tokens into the symbol table, so that GDB and other debuggers
+      know about them.  */
+   enum yytokentype {
+     TOK_BOOLEAN = 258,
+     TOK_INTEGER = 259,
+     TOK_HEX = 260,
+     TOK_INTEGER64 = 261,
+     TOK_HEX64 = 262,
+     TOK_FLOAT = 263,
+     TOK_STRING = 264,
+     TOK_NAME = 265,
+     TOK_EQUALS = 266,
+     TOK_NEWLINE = 267,
+     TOK_ARRAY_START = 268,
+     TOK_ARRAY_END = 269,
+     TOK_LIST_START = 270,
+     TOK_LIST_END = 271,
+     TOK_COMMA = 272,
+     TOK_GROUP_START = 273,
+     TOK_GROUP_END = 274,
+     TOK_SEMICOLON = 275,
+     TOK_GARBAGE = 276,
+     TOK_ERROR = 277
+   };
+#endif
+/* Tokens.  */
+#define TOK_BOOLEAN 258
+#define TOK_INTEGER 259
+#define TOK_HEX 260
+#define TOK_INTEGER64 261
+#define TOK_HEX64 262
+#define TOK_FLOAT 263
+#define TOK_STRING 264
+#define TOK_NAME 265
+#define TOK_EQUALS 266
+#define TOK_NEWLINE 267
+#define TOK_ARRAY_START 268
+#define TOK_ARRAY_END 269
+#define TOK_LIST_START 270
+#define TOK_LIST_END 271
+#define TOK_COMMA 272
+#define TOK_GROUP_START 273
+#define TOK_GROUP_END 274
+#define TOK_SEMICOLON 275
+#define TOK_GARBAGE 276
+#define TOK_ERROR 277
+
+
+
+
 #if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
 typedef union YYSTYPE
-#line 73 "grammar.y"
 {
-  long ival;
+
+/* Line 214 of yacc.c  */
+#line 85 "grammar.y"
+
+  int ival;
   long long llval;
   double fval;
   char *sval;
-}
-/* Line 187 of yacc.c.  */
-#line 194 "grammar.c"
-	YYSTYPE;
+
+
+
+/* Line 214 of yacc.c  */
+#line 223 "grammar.c"
+} YYSTYPE;
+# define YYSTYPE_IS_TRIVIAL 1
 # 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 216 of yacc.c.  */
-#line 207 "grammar.c"
+/* Line 264 of yacc.c  */
+#line 235 "grammar.c"
 
 #ifdef short
 # undef short
@@ -278,14 +306,14 @@ typedef short int yytype_int16;
 #if (defined __STDC__ || defined __C99__FUNC__ \
      || defined __cplusplus || defined _MSC_VER)
 static int
-YYID (int i)
+YYID (int yyi)
 #else
 static int
-YYID (i)
-    int i;
+YYID (yyi)
+    int yyi;
 #endif
 {
-  return i;
+  return yyi;
 }
 #endif
 
@@ -366,9 +394,9 @@ void free (void *); /* INFRINGES ON USER NAME SPACE */
 /* A type that is properly aligned for any stack member.  */
 union yyalloc
 {
-  yytype_int16 yyss;
-  YYSTYPE yyvs;
-  };
+  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)
@@ -402,12 +430,12 @@ union yyalloc
    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)					\
+# define YYSTACK_RELOCATE(Stack_alloc, Stack)				\
     do									\
       {									\
 	YYSIZE_T yynewbytes;						\
-	YYCOPY (&yyptr->Stack, Stack, yysize);				\
-	Stack = &yyptr->Stack;						\
+	YYCOPY (&yyptr->Stack_alloc, Stack, yysize);			\
+	Stack = &yyptr->Stack_alloc;					\
 	yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
 	yyptr += yynewbytes / sizeof (*yyptr);				\
       }									\
@@ -418,20 +446,20 @@ union yyalloc
 /* YYFINAL -- State number of the termination state.  */
 #define YYFINAL  6
 /* YYLAST -- Last index in YYTABLE.  */
-#define YYLAST   32
+#define YYLAST   35
 
 /* YYNTOKENS -- Number of terminals.  */
-#define YYNTOKENS  22
+#define YYNTOKENS  23
 /* YYNNTS -- Number of nonterminals.  */
-#define YYNNTS  18
+#define YYNNTS  20
 /* YYNRULES -- Number of rules.  */
-#define YYNRULES  34
+#define YYNRULES  39
 /* YYNRULES -- Number of states.  */
-#define YYNSTATES  43
+#define YYNSTATES  47
 
 /* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX.  */
 #define YYUNDEFTOK  2
-#define YYMAXUTOK   276
+#define YYMAXUTOK   277
 
 #define YYTRANSLATE(YYX)						\
   ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
@@ -466,7 +494,7 @@ static const yytype_uint8 yytranslate[] =
        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
+      15,    16,    17,    18,    19,    20,    21,    22
 };
 
 #if YYDEBUG
@@ -475,31 +503,32 @@ static const yytype_uint8 yytranslate[] =
 static const yytype_uint8 yyprhs[] =
 {
        0,     0,     3,     4,     6,     8,    11,    12,    14,    15,
-      21,    22,    27,    28,    33,    35,    37,    39,    41,    43,
-      45,    47,    49,    51,    53,    55,    57,    61,    62,    64,
-      66,    70,    71,    73,    74
+      17,    19,    20,    26,    27,    32,    33,    38,    40,    42,
+      44,    46,    48,    51,    53,    55,    57,    59,    61,    63,
+      65,    67,    71,    72,    74,    76,    80,    81,    83,    84
 };
 
 /* YYRHS -- A `-1'-separated list of the rules' RHS.  */
 static const yytype_int8 yyrhs[] =
 {
-      23,     0,    -1,    -1,    24,    -1,    26,    -1,    24,    26,
-      -1,    -1,    24,    -1,    -1,    10,    27,    11,    32,    20,
-      -1,    -1,    13,    29,    37,    14,    -1,    -1,    15,    31,
-      35,    16,    -1,    33,    -1,    28,    -1,    30,    -1,    38,
+      24,     0,    -1,    -1,    25,    -1,    28,    -1,    25,    28,
+      -1,    -1,    25,    -1,    -1,    20,    -1,    17,    -1,    -1,
+      10,    29,    11,    34,    27,    -1,    -1,    13,    31,    40,
+      14,    -1,    -1,    15,    33,    38,    16,    -1,    36,    -1,
+      30,    -1,    32,    -1,    41,    -1,     9,    -1,    35,     9,
       -1,     3,    -1,     4,    -1,     6,    -1,     5,    -1,     7,
-      -1,     8,    -1,     9,    -1,    32,    -1,    34,    17,    32,
-      -1,    -1,    34,    -1,    33,    -1,    36,    17,    33,    -1,
-      -1,    36,    -1,    -1,    18,    39,    25,    19,    -1
+      -1,     8,    -1,    35,    -1,    34,    -1,    37,    17,    34,
+      -1,    -1,    37,    -1,    36,    -1,    39,    17,    36,    -1,
+      -1,    39,    -1,    -1,    18,    42,    26,    19,    -1
 };
 
 /* YYRLINE[YYN] -- source line where rule number YYN was defined.  */
 static const yytype_uint16 yyrline[] =
 {
-       0,    88,    88,    90,    94,    95,    98,   100,   105,   104,
-     125,   124,   148,   147,   170,   171,   172,   173,   177,   197,
-     219,   241,   263,   285,   303,   330,   331,   334,   336,   340,
-     341,   344,   346,   351,   350
+       0,   100,   100,   102,   106,   107,   110,   112,   115,   117,
+     118,   123,   122,   142,   141,   165,   164,   187,   188,   189,
+     190,   194,   195,   199,   219,   241,   263,   285,   307,   325,
+     353,   354,   357,   359,   363,   364,   367,   369,   374,   373
 };
 #endif
 
@@ -512,11 +541,11 @@ static const char *const yytname[] =
   "TOK_INTEGER64", "TOK_HEX64", "TOK_FLOAT", "TOK_STRING", "TOK_NAME",
   "TOK_EQUALS", "TOK_NEWLINE", "TOK_ARRAY_START", "TOK_ARRAY_END",
   "TOK_LIST_START", "TOK_LIST_END", "TOK_COMMA", "TOK_GROUP_START",
-  "TOK_GROUP_END", "TOK_END", "TOK_GARBAGE", "$accept", "configuration",
-  "setting_list", "setting_list_optional", "setting", "@1", "array", "@2",
-  "list", "@3", "value", "simple_value", "value_list",
-  "value_list_optional", "simple_value_list", "simple_value_list_optional",
-  "group", "@4", 0
+  "TOK_GROUP_END", "TOK_SEMICOLON", "TOK_GARBAGE", "TOK_ERROR", "$accept",
+  "configuration", "setting_list", "setting_list_optional",
+  "setting_terminator", "setting", "$@1", "array", "$@2", "list", "$@3",
+  "value", "string", "simple_value", "value_list", "value_list_optional",
+  "simple_value_list", "simple_value_list_optional", "group", "$@4", 0
 };
 #endif
 
@@ -527,26 +556,26 @@ 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
+     275,   276,   277
 };
 # endif
 
 /* YYR1[YYN] -- Symbol number of symbol that rule YYN derives.  */
 static const yytype_uint8 yyr1[] =
 {
-       0,    22,    23,    23,    24,    24,    25,    25,    27,    26,
-      29,    28,    31,    30,    32,    32,    32,    32,    33,    33,
-      33,    33,    33,    33,    33,    34,    34,    35,    35,    36,
-      36,    37,    37,    39,    38
+       0,    23,    24,    24,    25,    25,    26,    26,    27,    27,
+      27,    29,    28,    31,    30,    33,    32,    34,    34,    34,
+      34,    35,    35,    36,    36,    36,    36,    36,    36,    36,
+      37,    37,    38,    38,    39,    39,    40,    40,    42,    41
 };
 
 /* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN.  */
 static const yytype_uint8 yyr2[] =
 {
-       0,     2,     0,     1,     1,     2,     0,     1,     0,     5,
-       0,     4,     0,     4,     1,     1,     1,     1,     1,     1,
-       1,     1,     1,     1,     1,     1,     3,     0,     1,     1,
-       3,     0,     1,     0,     4
+       0,     2,     0,     1,     1,     2,     0,     1,     0,     1,
+       1,     0,     5,     0,     4,     0,     4,     1,     1,     1,
+       1,     1,     2,     1,     1,     1,     1,     1,     1,     1,
+       1,     3,     0,     1,     1,     3,     0,     1,     0,     4
 };
 
 /* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state
@@ -554,37 +583,37 @@ static const yytype_uint8 yyr2[] =
    means the default is an error.  */
 static const yytype_uint8 yydefact[] =
 {
-       2,     8,     0,     3,     4,     0,     1,     5,     0,    18,
-      19,    21,    20,    22,    23,    24,    10,    12,    33,    15,
-      16,     0,    14,    17,    31,    27,     6,     9,    29,    32,
-       0,    25,    28,     0,     7,     0,     0,    11,     0,    13,
-      34,    30,    26
+       2,    11,     0,     3,     4,     0,     1,     5,     0,    23,
+      24,    26,    25,    27,    28,    21,    13,    15,    38,    18,
+      19,     8,    29,    17,    20,    36,    32,     6,    10,     9,
+      12,    22,    34,    37,     0,    30,    33,     0,     7,     0,
+       0,    14,     0,    16,    39,    35,    31
 };
 
 /* YYDEFGOTO[NTERM-NUM].  */
 static const yytype_int8 yydefgoto[] =
 {
-      -1,     2,     3,    35,     4,     5,    19,    24,    20,    25,
-      21,    22,    32,    33,    29,    30,    23,    26
+      -1,     2,     3,    39,    30,     4,     5,    19,    25,    20,
+      26,    21,    22,    23,    36,    37,    33,    34,    24,    27
 };
 
 /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
    STATE-NUM.  */
-#define YYPACT_NINF -18
+#define YYPACT_NINF -26
 static const yytype_int8 yypact[] =
 {
-      -1,   -18,    12,    -1,   -18,     3,   -18,   -18,    -2,   -18,
-     -18,   -18,   -18,   -18,   -18,   -18,   -18,   -18,   -18,   -18,
-     -18,    -5,   -18,   -18,    20,    -2,    -1,   -18,   -18,     0,
-       4,   -18,     2,    14,    -1,     1,    20,   -18,    -2,   -18,
-     -18,   -18,   -18
+      -8,   -26,    12,    -8,   -26,     5,   -26,   -26,     0,   -26,
+     -26,   -26,   -26,   -26,   -26,   -26,   -26,   -26,   -26,   -26,
+     -26,    -6,    10,   -26,   -26,    23,     0,    -8,   -26,   -26,
+     -26,   -26,   -26,     3,     7,   -26,     6,     8,    -8,    14,
+      23,   -26,     0,   -26,   -26,   -26,   -26
 };
 
 /* YYPGOTO[NTERM-NUM].  */
 static const yytype_int8 yypgoto[] =
 {
-     -18,   -18,     6,   -18,    -3,   -18,   -18,   -18,   -18,   -18,
-     -17,   -14,   -18,   -18,   -18,   -18,   -18,   -18
+     -26,   -26,    -5,   -26,   -26,    -3,   -26,   -26,   -26,   -26,
+     -26,   -25,   -26,   -15,   -26,   -26,   -26,   -26,   -26,   -26
 };
 
 /* YYTABLE[YYPACT[STATE-NUM]].  What to do in state STATE-NUM.  If
@@ -594,29 +623,29 @@ static const yytype_int8 yypgoto[] =
 #define YYTABLE_NINF -1
 static const yytype_uint8 yytable[] =
 {
-       7,     9,    10,    11,    12,    13,    14,    15,    31,     1,
-      28,    16,     6,    17,     8,    27,    18,    36,    37,    38,
-      40,    42,    41,     9,    10,    11,    12,    13,    14,    15,
-      39,     7,    34
+       7,    35,     1,     9,    10,    11,    12,    13,    14,    15,
+      32,    28,     6,    16,    29,    17,     8,    46,    18,    31,
+      40,    41,    38,    42,    43,    45,     9,    10,    11,    12,
+      13,    14,    15,    44,     0,     7
 };
 
-static const yytype_uint8 yycheck[] =
+static const yytype_int8 yycheck[] =
 {
-       3,     3,     4,     5,     6,     7,     8,     9,    25,    10,
-      24,    13,     0,    15,    11,    20,    18,    17,    14,    17,
-      19,    38,    36,     3,     4,     5,     6,     7,     8,     9,
-      16,    34,    26
+       3,    26,    10,     3,     4,     5,     6,     7,     8,     9,
+      25,    17,     0,    13,    20,    15,    11,    42,    18,     9,
+      17,    14,    27,    17,    16,    40,     3,     4,     5,     6,
+       7,     8,     9,    19,    -1,    38
 };
 
 /* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
    symbol of state STATE-NUM.  */
 static const yytype_uint8 yystos[] =
 {
-       0,    10,    23,    24,    26,    27,     0,    26,    11,     3,
-       4,     5,     6,     7,     8,     9,    13,    15,    18,    28,
-      30,    32,    33,    38,    29,    31,    39,    20,    33,    36,
-      37,    32,    34,    35,    24,    25,    17,    14,    17,    16,
-      19,    33,    32
+       0,    10,    24,    25,    28,    29,     0,    28,    11,     3,
+       4,     5,     6,     7,     8,     9,    13,    15,    18,    30,
+      32,    34,    35,    36,    41,    31,    33,    42,    17,    20,
+      27,     9,    36,    39,    40,    34,    37,    38,    25,    26,
+      17,    14,    17,    16,    19,    36,    34
 };
 
 #define yyerrok		(yyerrstatus = 0)
@@ -649,7 +678,7 @@ do								\
     }								\
   else								\
     {								\
-      yyerror (scanner, ctx, YY_("syntax error: cannot back up")); \
+      yyerror (scanner, ctx, scan_ctx, YY_("syntax error: cannot back up")); \
       YYERROR;							\
     }								\
 while (YYID (0))
@@ -729,7 +758,7 @@ do {									  \
     {									  \
       YYFPRINTF (stderr, "%s ", Title);					  \
       yy_symbol_print (stderr,						  \
-		  Type, Value, scanner, ctx); \
+		  Type, Value, scanner, ctx, scan_ctx); \
       YYFPRINTF (stderr, "\n");						  \
     }									  \
 } while (YYID (0))
@@ -743,21 +772,23 @@ do {									  \
 #if (defined __STDC__ || defined __C99__FUNC__ \
      || defined __cplusplus || defined _MSC_VER)
 static void
-yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, void *scanner, struct parse_context *ctx)
+yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, void *scanner, struct parse_context *ctx, struct scan_context *scan_ctx)
 #else
 static void
-yy_symbol_value_print (yyoutput, yytype, yyvaluep, scanner, ctx)
+yy_symbol_value_print (yyoutput, yytype, yyvaluep, scanner, ctx, scan_ctx)
     FILE *yyoutput;
     int yytype;
     YYSTYPE const * const yyvaluep;
     void *scanner;
     struct parse_context *ctx;
+    struct scan_context *scan_ctx;
 #endif
 {
   if (!yyvaluep)
     return;
   YYUSE (scanner);
   YYUSE (ctx);
+  YYUSE (scan_ctx);
 # ifdef YYPRINT
   if (yytype < YYNTOKENS)
     YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);
@@ -779,15 +810,16 @@ yy_symbol_value_print (yyoutput, yytype, yyvaluep, scanner, ctx)
 #if (defined __STDC__ || defined __C99__FUNC__ \
      || defined __cplusplus || defined _MSC_VER)
 static void
-yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, void *scanner, struct parse_context *ctx)
+yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, void *scanner, struct parse_context *ctx, struct scan_context *scan_ctx)
 #else
 static void
-yy_symbol_print (yyoutput, yytype, yyvaluep, scanner, ctx)
+yy_symbol_print (yyoutput, yytype, yyvaluep, scanner, ctx, scan_ctx)
     FILE *yyoutput;
     int yytype;
     YYSTYPE const * const yyvaluep;
     void *scanner;
     struct parse_context *ctx;
+    struct scan_context *scan_ctx;
 #endif
 {
   if (yytype < YYNTOKENS)
@@ -795,7 +827,7 @@ yy_symbol_print (yyoutput, yytype, yyvaluep, scanner, ctx)
   else
     YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);
 
-  yy_symbol_value_print (yyoutput, yytype, yyvaluep, scanner, ctx);
+  yy_symbol_value_print (yyoutput, yytype, yyvaluep, scanner, ctx, scan_ctx);
   YYFPRINTF (yyoutput, ")");
 }
 
@@ -807,17 +839,20 @@ yy_symbol_print (yyoutput, yytype, yyvaluep, scanner, ctx)
 #if (defined __STDC__ || defined __C99__FUNC__ \
      || defined __cplusplus || defined _MSC_VER)
 static void
-yy_stack_print (yytype_int16 *bottom, yytype_int16 *top)
+yy_stack_print (yytype_int16 *yybottom, yytype_int16 *yytop)
 #else
 static void
-yy_stack_print (bottom, top)
-    yytype_int16 *bottom;
-    yytype_int16 *top;
+yy_stack_print (yybottom, yytop)
+    yytype_int16 *yybottom;
+    yytype_int16 *yytop;
 #endif
 {
   YYFPRINTF (stderr, "Stack now");
-  for (; bottom <= top; ++bottom)
-    YYFPRINTF (stderr, " %d", *bottom);
+  for (; yybottom <= yytop; yybottom++)
+    {
+      int yybot = *yybottom;
+      YYFPRINTF (stderr, " %d", yybot);
+    }
   YYFPRINTF (stderr, "\n");
 }
 
@@ -835,14 +870,15 @@ do {								\
 #if (defined __STDC__ || defined __C99__FUNC__ \
      || defined __cplusplus || defined _MSC_VER)
 static void
-yy_reduce_print (YYSTYPE *yyvsp, int yyrule, void *scanner, struct parse_context *ctx)
+yy_reduce_print (YYSTYPE *yyvsp, int yyrule, void *scanner, struct parse_context *ctx, struct scan_context *scan_ctx)
 #else
 static void
-yy_reduce_print (yyvsp, yyrule, scanner, ctx)
+yy_reduce_print (yyvsp, yyrule, scanner, ctx, scan_ctx)
     YYSTYPE *yyvsp;
     int yyrule;
     void *scanner;
     struct parse_context *ctx;
+    struct scan_context *scan_ctx;
 #endif
 {
   int yynrhs = yyr2[yyrule];
@@ -853,18 +889,18 @@ yy_reduce_print (yyvsp, yyrule, scanner, ctx)
   /* 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],
 		       &(yyvsp[(yyi + 1) - (yynrhs)])
-		       		       , scanner, ctx);
-      fprintf (stderr, "\n");
+		       		       , scanner, ctx, scan_ctx);
+      YYFPRINTF (stderr, "\n");
     }
 }
 
 # define YY_REDUCE_PRINT(Rule)		\
 do {					\
   if (yydebug)				\
-    yy_reduce_print (yyvsp, Rule, scanner, ctx); \
+    yy_reduce_print (yyvsp, Rule, scanner, ctx, scan_ctx); \
 } while (YYID (0))
 
 /* Nonzero means print parse trace.  It is left uninitialized so that
@@ -1115,20 +1151,22 @@ yysyntax_error (char *yyresult, int yystate, int yychar)
 #if (defined __STDC__ || defined __C99__FUNC__ \
      || defined __cplusplus || defined _MSC_VER)
 static void
-yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep, void *scanner, struct parse_context *ctx)
+yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep, void *scanner, struct parse_context *ctx, struct scan_context *scan_ctx)
 #else
 static void
-yydestruct (yymsg, yytype, yyvaluep, scanner, ctx)
+yydestruct (yymsg, yytype, yyvaluep, scanner, ctx, scan_ctx)
     const char *yymsg;
     int yytype;
     YYSTYPE *yyvaluep;
     void *scanner;
     struct parse_context *ctx;
+    struct scan_context *scan_ctx;
 #endif
 {
   YYUSE (yyvaluep);
   YYUSE (scanner);
   YYUSE (ctx);
+  YYUSE (scan_ctx);
 
   if (!yymsg)
     yymsg = "Deleting";
@@ -1141,10 +1179,8 @@ yydestruct (yymsg, yytype, yyvaluep, scanner, ctx)
 	break;
     }
 }
-
 
 /* Prevent warnings from -Wmissing-prototypes.  */
-
 #ifdef YYPARSE_PARAM
 #if defined __STDC__ || defined __cplusplus
 int yyparse (void *YYPARSE_PARAM);
@@ -1153,7 +1189,7 @@ int yyparse ();
 #endif
 #else /* ! YYPARSE_PARAM */
 #if defined __STDC__ || defined __cplusplus
-int yyparse (void *scanner, struct parse_context *ctx);
+int yyparse (void *scanner, struct parse_context *ctx, struct scan_context *scan_ctx);
 #else
 int yyparse ();
 #endif
@@ -1163,10 +1199,9 @@ int yyparse ();
 
 
 
-
-/*----------.
-| yyparse.  |
-`----------*/
+/*-------------------------.
+| yyparse or yypush_parse.  |
+`-------------------------*/
 
 #ifdef YYPARSE_PARAM
 #if (defined __STDC__ || defined __C99__FUNC__ \
@@ -1182,83 +1217,85 @@ yyparse (YYPARSE_PARAM)
 #if (defined __STDC__ || defined __C99__FUNC__ \
      || defined __cplusplus || defined _MSC_VER)
 int
-yyparse (void *scanner, struct parse_context *ctx)
+yyparse (void *scanner, struct parse_context *ctx, struct scan_context *scan_ctx)
 #else
 int
-yyparse (scanner, ctx)
+yyparse (scanner, ctx, scan_ctx)
     void *scanner;
     struct parse_context *ctx;
+    struct scan_context *scan_ctx;
 #endif
 #endif
 {
-  /* The look-ahead symbol.  */
+/* The lookahead symbol.  */
 int yychar;
 
-/* The semantic value of the look-ahead symbol.  */
+/* The semantic value of the lookahead symbol.  */
 YYSTYPE yylval;
 
-/* Number of syntax errors so far.  */
-int yynerrs;
+    /* Number of syntax errors so far.  */
+    int yynerrs;
 
-  int yystate;
-  int yyn;
-  int yyresult;
-  /* Number of tokens to shift before error messages enabled.  */
-  int yyerrstatus;
-  /* Look-ahead token as an internal (translated) token number.  */
-  int yytoken = 0;
-#if YYERROR_VERBOSE
-  /* Buffer for error messages, and its allocated size.  */
-  char yymsgbuf[128];
-  char *yymsg = yymsgbuf;
-  YYSIZE_T yymsg_alloc = sizeof yymsgbuf;
-#endif
-
-  /* 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.  */
-  yytype_int16 yyssa[YYINITDEPTH];
-  yytype_int16 *yyss = yyssa;
-  yytype_int16 *yyssp;
+    int yystate;
+    /* Number of tokens to shift before error messages enabled.  */
+    int yyerrstatus;
 
-  /* The semantic value stack.  */
-  YYSTYPE yyvsa[YYINITDEPTH];
-  YYSTYPE *yyvs = yyvsa;
-  YYSTYPE *yyvsp;
+    /* The stacks and their tools:
+       `yyss': related to states.
+       `yyvs': related to semantic values.
 
+       Refer to the stacks thru separate pointers, to allow yyoverflow
+       to reallocate them elsewhere.  */
 
+    /* The state stack.  */
+    yytype_int16 yyssa[YYINITDEPTH];
+    yytype_int16 *yyss;
+    yytype_int16 *yyssp;
 
-#define YYPOPSTACK(N)   (yyvsp -= (N), yyssp -= (N))
+    /* The semantic value stack.  */
+    YYSTYPE yyvsa[YYINITDEPTH];
+    YYSTYPE *yyvs;
+    YYSTYPE *yyvsp;
 
-  YYSIZE_T yystacksize = YYINITDEPTH;
+    YYSIZE_T yystacksize;
 
+  int yyn;
+  int yyresult;
+  /* Lookahead token as an internal (translated) token number.  */
+  int yytoken;
   /* The variables used to return semantic value and location from the
      action routines.  */
   YYSTYPE yyval;
 
+#if YYERROR_VERBOSE
+  /* Buffer for error messages, and its allocated size.  */
+  char yymsgbuf[128];
+  char *yymsg = yymsgbuf;
+  YYSIZE_T yymsg_alloc = sizeof yymsgbuf;
+#endif
+
+#define YYPOPSTACK(N)   (yyvsp -= (N), yyssp -= (N))
 
   /* The number of symbols on the RHS of the reduced rule.
      Keep to zero when no symbol should be popped.  */
   int yylen = 0;
 
+  yytoken = 0;
+  yyss = yyssa;
+  yyvs = yyvsa;
+  yystacksize = YYINITDEPTH;
+
   YYDPRINTF ((stderr, "Starting parse\n"));
 
   yystate = 0;
   yyerrstatus = 0;
   yynerrs = 0;
-  yychar = YYEMPTY;		/* Cause a token to be read.  */
+  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;
 
@@ -1288,7 +1325,6 @@ int yynerrs;
 	YYSTYPE *yyvs1 = yyvs;
 	yytype_int16 *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
@@ -1296,7 +1332,6 @@ int yynerrs;
 	yyoverflow (YY_("memory exhausted"),
 		    &yyss1, yysize * sizeof (*yyssp),
 		    &yyvs1, yysize * sizeof (*yyvsp),
-
 		    &yystacksize);
 
 	yyss = yyss1;
@@ -1319,9 +1354,8 @@ int yynerrs;
 	  (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
 	if (! yyptr)
 	  goto yyexhaustedlab;
-	YYSTACK_RELOCATE (yyss);
-	YYSTACK_RELOCATE (yyvs);
-
+	YYSTACK_RELOCATE (yyss_alloc, yyss);
+	YYSTACK_RELOCATE (yyvs_alloc, yyvs);
 #  undef YYSTACK_RELOCATE
 	if (yyss1 != yyssa)
 	  YYSTACK_FREE (yyss1);
@@ -1332,7 +1366,6 @@ int yynerrs;
       yyssp = yyss + yysize - 1;
       yyvsp = yyvs + yysize - 1;
 
-
       YYDPRINTF ((stderr, "Stack size increased to %lu\n",
 		  (unsigned long int) yystacksize));
 
@@ -1342,6 +1375,9 @@ int yynerrs;
 
   YYDPRINTF ((stderr, "Entering state %d\n", yystate));
 
+  if (yystate == YYFINAL)
+    YYACCEPT;
+
   goto yybackup;
 
 /*-----------.
@@ -1350,16 +1386,16 @@ int yynerrs;
 yybackup:
 
   /* Do appropriate processing given the current state.  Read a
-     look-ahead token if we need one and don't already have one.  */
+     lookahead token if we need one and don't already have one.  */
 
-  /* First try to decide what to do without reference to look-ahead token.  */
+  /* 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 look-ahead token if don't already have one.  */
+  /* Not known => get a lookahead token if don't already have one.  */
 
-  /* YYCHAR is either YYEMPTY or YYEOF or a valid look-ahead symbol.  */
+  /* YYCHAR is either YYEMPTY or YYEOF or a valid lookahead symbol.  */
   if (yychar == YYEMPTY)
     {
       YYDPRINTF ((stderr, "Reading a token: "));
@@ -1391,20 +1427,16 @@ yybackup:
       goto yyreduce;
     }
 
-  if (yyn == YYFINAL)
-    YYACCEPT;
-
   /* Count tokens shifted since error; after three, turn off error
      status.  */
   if (yyerrstatus)
     yyerrstatus--;
 
-  /* Shift the look-ahead token.  */
+  /* 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;
@@ -1443,15 +1475,16 @@ yyreduce:
   YY_REDUCE_PRINT (yyn);
   switch (yyn)
     {
-        case 8:
-#line 105 "grammar.y"
+        case 11:
+
+/* Line 1455 of yacc.c  */
+#line 123 "grammar.y"
     {
     ctx->setting = config_setting_add(ctx->parent, (yyvsp[(1) - (1)].sval), CONFIG_TYPE_NONE);
-    free((yyvsp[(1) - (1)].sval));
-  
+
     if(ctx->setting == NULL)
     {
-      libconfig_yyerror(scanner, ctx, err_duplicate_setting);
+      libconfig_yyerror(scanner, ctx, scan_ctx, err_duplicate_setting);
       YYABORT;
     }
     else
@@ -1461,8 +1494,10 @@ yyreduce:
   }
     break;
 
-  case 10:
-#line 125 "grammar.y"
+  case 13:
+
+/* Line 1455 of yacc.c  */
+#line 142 "grammar.y"
     {
     if(IN_LIST())
     {
@@ -1478,16 +1513,20 @@ yyreduce:
   }
     break;
 
-  case 11:
-#line 140 "grammar.y"
+  case 14:
+
+/* Line 1455 of yacc.c  */
+#line 157 "grammar.y"
     {
     if(ctx->parent)
-      ctx->parent = ctx->parent->parent;    
+      ctx->parent = ctx->parent->parent;
   }
     break;
 
-  case 12:
-#line 148 "grammar.y"
+  case 15:
+
+/* Line 1455 of yacc.c  */
+#line 165 "grammar.y"
     {
     if(IN_LIST())
     {
@@ -1503,25 +1542,43 @@ yyreduce:
   }
     break;
 
-  case 13:
-#line 163 "grammar.y"
+  case 16:
+
+/* Line 1455 of yacc.c  */
+#line 180 "grammar.y"
     {
     if(ctx->parent)
-      ctx->parent = ctx->parent->parent;    
+      ctx->parent = ctx->parent->parent;
   }
     break;
 
-  case 18:
-#line 178 "grammar.y"
+  case 21:
+
+/* Line 1455 of yacc.c  */
+#line 194 "grammar.y"
+    { parsectx_append_string(ctx, (yyvsp[(1) - (1)].sval)); free((yyvsp[(1) - (1)].sval)); }
+    break;
+
+  case 22:
+
+/* Line 1455 of yacc.c  */
+#line 195 "grammar.y"
+    { parsectx_append_string(ctx, (yyvsp[(2) - (2)].sval)); free((yyvsp[(2) - (2)].sval)); }
+    break;
+
+  case 23:
+
+/* Line 1455 of yacc.c  */
+#line 200 "grammar.y"
     {
     if(IN_ARRAY() || IN_LIST())
     {
       config_setting_t *e = config_setting_set_bool_elem(ctx->parent, -1,
                                                          (int)(yyvsp[(1) - (1)].ival));
-      
+
       if(! e)
       {
-        libconfig_yyerror(scanner, ctx, err_array_elem_type);
+        libconfig_yyerror(scanner, ctx, scan_ctx, err_array_elem_type);
         YYABORT;
       }
       else
@@ -1534,15 +1591,17 @@ yyreduce:
   }
     break;
 
-  case 19:
-#line 198 "grammar.y"
+  case 24:
+
+/* Line 1455 of yacc.c  */
+#line 220 "grammar.y"
     {
     if(IN_ARRAY() || IN_LIST())
     {
       config_setting_t *e = config_setting_set_int_elem(ctx->parent, -1, (yyvsp[(1) - (1)].ival));
       if(! e)
       {
-        libconfig_yyerror(scanner, ctx, err_array_elem_type);
+        libconfig_yyerror(scanner, ctx, scan_ctx, err_array_elem_type);
         YYABORT;
       }
       else
@@ -1559,15 +1618,17 @@ yyreduce:
   }
     break;
 
-  case 20:
-#line 220 "grammar.y"
+  case 25:
+
+/* Line 1455 of yacc.c  */
+#line 242 "grammar.y"
     {
     if(IN_ARRAY() || IN_LIST())
     {
       config_setting_t *e = config_setting_set_int64_elem(ctx->parent, -1, (yyvsp[(1) - (1)].llval));
       if(! e)
       {
-        libconfig_yyerror(scanner, ctx, err_array_elem_type);
+        libconfig_yyerror(scanner, ctx, scan_ctx, err_array_elem_type);
         YYABORT;
       }
       else
@@ -1584,15 +1645,17 @@ yyreduce:
   }
     break;
 
-  case 21:
-#line 242 "grammar.y"
+  case 26:
+
+/* Line 1455 of yacc.c  */
+#line 264 "grammar.y"
     {
     if(IN_ARRAY() || IN_LIST())
     {
       config_setting_t *e = config_setting_set_int_elem(ctx->parent, -1, (yyvsp[(1) - (1)].ival));
       if(! e)
       {
-        libconfig_yyerror(scanner, ctx, err_array_elem_type);
+        libconfig_yyerror(scanner, ctx, scan_ctx, err_array_elem_type);
         YYABORT;
       }
       else
@@ -1609,15 +1672,17 @@ yyreduce:
   }
     break;
 
-  case 22:
-#line 264 "grammar.y"
+  case 27:
+
+/* Line 1455 of yacc.c  */
+#line 286 "grammar.y"
     {
     if(IN_ARRAY() || IN_LIST())
     {
       config_setting_t *e = config_setting_set_int64_elem(ctx->parent, -1, (yyvsp[(1) - (1)].llval));
       if(! e)
       {
-        libconfig_yyerror(scanner, ctx, err_array_elem_type);
+        libconfig_yyerror(scanner, ctx, scan_ctx, err_array_elem_type);
         YYABORT;
       }
       else
@@ -1634,15 +1699,17 @@ yyreduce:
   }
     break;
 
-  case 23:
-#line 286 "grammar.y"
+  case 28:
+
+/* Line 1455 of yacc.c  */
+#line 308 "grammar.y"
     {
     if(IN_ARRAY() || IN_LIST())
     {
       config_setting_t *e = config_setting_set_float_elem(ctx->parent, -1, (yyvsp[(1) - (1)].fval));
       if(! e)
       {
-        libconfig_yyerror(scanner, ctx, err_array_elem_type);
+        libconfig_yyerror(scanner, ctx, scan_ctx, err_array_elem_type);
         YYABORT;
       }
       else
@@ -1655,18 +1722,20 @@ yyreduce:
   }
     break;
 
-  case 24:
-#line 304 "grammar.y"
+  case 29:
+
+/* Line 1455 of yacc.c  */
+#line 326 "grammar.y"
     {
     if(IN_ARRAY() || IN_LIST())
     {
-      config_setting_t *e = config_setting_set_string_elem(ctx->parent, -1,
-                                                           (yyvsp[(1) - (1)].sval));
-      free((yyvsp[(1) - (1)].sval));
-      
+      const char *s = parsectx_take_string(ctx);
+      config_setting_t *e = config_setting_set_string_elem(ctx->parent, -1, s);
+      _delete(s);
+
       if(! e)
       {
-        libconfig_yyerror(scanner, ctx, err_array_elem_type);
+        libconfig_yyerror(scanner, ctx, scan_ctx, err_array_elem_type);
         YYABORT;
       }
       else
@@ -1676,14 +1745,17 @@ yyreduce:
     }
     else
     {
-      config_setting_set_string(ctx->setting, (yyvsp[(1) - (1)].sval));
-      free((yyvsp[(1) - (1)].sval));
+      const char *s = parsectx_take_string(ctx);
+      config_setting_set_string(ctx->setting, s);
+      _delete(s);
     }
   }
     break;
 
-  case 33:
-#line 351 "grammar.y"
+  case 38:
+
+/* Line 1455 of yacc.c  */
+#line 374 "grammar.y"
     {
     if(IN_LIST())
     {
@@ -1699,8 +1771,10 @@ yyreduce:
   }
     break;
 
-  case 34:
-#line 366 "grammar.y"
+  case 39:
+
+/* Line 1455 of yacc.c  */
+#line 389 "grammar.y"
     {
     if(ctx->parent)
       ctx->parent = ctx->parent->parent;
@@ -1708,8 +1782,9 @@ yyreduce:
     break;
 
 
-/* Line 1267 of yacc.c.  */
-#line 1713 "grammar.c"
+
+/* Line 1455 of yacc.c  */
+#line 1788 "grammar.c"
       default: break;
     }
   YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc);
@@ -1720,7 +1795,6 @@ yyreduce:
 
   *++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.  */
@@ -1745,7 +1819,7 @@ yyerrlab:
     {
       ++yynerrs;
 #if ! YYERROR_VERBOSE
-      yyerror (scanner, ctx, YY_("syntax error"));
+      yyerror (scanner, ctx, scan_ctx, YY_("syntax error"));
 #else
       {
 	YYSIZE_T yysize = yysyntax_error (0, yystate, yychar);
@@ -1769,11 +1843,11 @@ yyerrlab:
 	if (0 < yysize && yysize <= yymsg_alloc)
 	  {
 	    (void) yysyntax_error (yymsg, yystate, yychar);
-	    yyerror (scanner, ctx, yymsg);
+	    yyerror (scanner, ctx, scan_ctx, yymsg);
 	  }
 	else
 	  {
-	    yyerror (scanner, ctx, YY_("syntax error"));
+	    yyerror (scanner, ctx, scan_ctx, YY_("syntax error"));
 	    if (yysize != 0)
 	      goto yyexhaustedlab;
 	  }
@@ -1785,7 +1859,7 @@ yyerrlab:
 
   if (yyerrstatus == 3)
     {
-      /* If just tried and failed to reuse look-ahead token after an
+      /* If just tried and failed to reuse lookahead token after an
 	 error, discard it.  */
 
       if (yychar <= YYEOF)
@@ -1797,12 +1871,12 @@ yyerrlab:
       else
 	{
 	  yydestruct ("Error: discarding",
-		      yytoken, &yylval, scanner, ctx);
+		      yytoken, &yylval, scanner, ctx, scan_ctx);
 	  yychar = YYEMPTY;
 	}
     }
 
-  /* Else will try to reuse look-ahead token after shifting the error
+  /* Else will try to reuse lookahead token after shifting the error
      token.  */
   goto yyerrlab1;
 
@@ -1853,15 +1927,12 @@ yyerrlab1:
 
 
       yydestruct ("Error: popping",
-		  yystos[yystate], yyvsp, scanner, ctx);
+		  yystos[yystate], yyvsp, scanner, ctx, scan_ctx);
       YYPOPSTACK (1);
       yystate = *yyssp;
       YY_STACK_PRINT (yyss, yyssp);
     }
 
-  if (yyn == YYFINAL)
-    YYACCEPT;
-
   *++yyvsp = yylval;
 
 
@@ -1886,20 +1957,20 @@ yyabortlab:
   yyresult = 1;
   goto yyreturn;
 
-#ifndef yyoverflow
+#if !defined(yyoverflow) || YYERROR_VERBOSE
 /*-------------------------------------------------.
 | yyexhaustedlab -- memory exhaustion comes here.  |
 `-------------------------------------------------*/
 yyexhaustedlab:
-  yyerror (scanner, ctx, YY_("memory exhausted"));
+  yyerror (scanner, ctx, scan_ctx, YY_("memory exhausted"));
   yyresult = 2;
   /* Fall through.  */
 #endif
 
 yyreturn:
-  if (yychar != YYEOF && yychar != YYEMPTY)
+  if (yychar != YYEMPTY)
      yydestruct ("Cleanup: discarding lookahead",
-		 yytoken, &yylval, scanner, ctx);
+		 yytoken, &yylval, scanner, ctx, scan_ctx);
   /* Do not reclaim the symbols of the rule which action triggered
      this YYABORT or YYACCEPT.  */
   YYPOPSTACK (yylen);
@@ -1907,7 +1978,7 @@ yyreturn:
   while (yyssp != yyss)
     {
       yydestruct ("Cleanup: popping",
-		  yystos[*yyssp], yyvsp, scanner, ctx);
+		  yystos[*yyssp], yyvsp, scanner, ctx, scan_ctx);
       YYPOPSTACK (1);
     }
 #ifndef yyoverflow
@@ -1923,6 +1994,8 @@ yyreturn:
 }
 
 
-#line 372 "grammar.y"
+
+/* Line 1675 of yacc.c  */
+#line 395 "grammar.y"