These all handle reading the tinyproxy configuration file.

1 files changed, 1093 insertions, 0 deletions

diff --git a/src/grammar.c b/src/grammar.c
new file mode 100644
index 0000000..d25b58d
--- /dev/null
+++ b/src/grammar.c
@@ -0,0 +1,1093 @@
+
+/*  A Bison parser, made from grammar.y
+    by GNU Bison version 1.28  */
+
+#define YYBISON 1  /* Identify Bison output.  */
+
+#define	KW_PORT	257
+#define	KW_LISTEN	258
+#define	KW_LOGFILE	259
+#define	KW_PIDFILE	260
+#define	KW_SYSLOG	261
+#define	KW_MAXCLIENTS	262
+#define	KW_MAXSPARESERVERS	263
+#define	KW_MINSPARESERVERS	264
+#define	KW_STARTSERVERS	265
+#define	KW_MAXREQUESTSPERCHILD	266
+#define	KW_TIMEOUT	267
+#define	KW_USER	268
+#define	KW_GROUP	269
+#define	KW_ANONYMOUS	270
+#define	KW_FILTER	271
+#define	KW_XTINYPROXY	272
+#define	KW_TUNNEL	273
+#define	KW_ALLOW	274
+#define	KW_DENY	275
+#define	KW_YES	276
+#define	KW_NO	277
+#define	IDENTIFIER	278
+#define	NUMBER	279
+#define	STRING	280
+#define	NUMERIC_ADDRESS	281
+#define	STRING_ADDRESS	282
+#define	NETMASK_ADDRESS	283
+
+#line 20 "grammar.y"
+
+
+#include "tinyproxy.h"
+
+#include "acl.h"
+#include "anonymous.h"
+#include "log.h"
+#include "thread.h"
+
+void yyerror(char *s);
+int yylex(void);
+
+
+#line 34 "grammar.y"
+typedef union {
+	unsigned int num;
+	char *cptr;
+	void *ptr;
+} YYSTYPE;
+#include <stdio.h>
+
+#ifndef __cplusplus
+#ifndef __STDC__
+#define const
+#endif
+#endif
+
+
+
+#define	YYFINAL		56
+#define	YYFLAG		-32768
+#define	YYNTBASE	32
+
+#define YYTRANSLATE(x) ((unsigned)(x) <= 283 ? yytranslate[x] : 39)
+
+static const char yytranslate[] = {     0,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,    30,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+     2,     2,     2,     2,     2,     2,     2,    31,     2,     2,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
+     2,     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,     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
+};
+
+#if YYDEBUG != 0
+static const short yyprhs[] = {     0,
+     0,     1,     4,     6,     9,    12,    15,    18,    21,    24,
+    27,    30,    33,    36,    39,    42,    45,    48,    51,    54,
+    59,    62,    65,    68,    70,    72,    74,    76,    78,    80,
+    82,    84
+};
+
+static const short yyrhs[] = {    -1,
+    32,    33,     0,    30,     0,    34,    30,     0,     3,    25,
+     0,    13,    25,     0,     7,    37,     0,     8,    25,     0,
+     9,    25,     0,    10,    25,     0,    11,    25,     0,    12,
+    25,     0,     5,    38,     0,     6,    38,     0,    14,    38,
+     0,    15,    38,     0,    16,    38,     0,    17,    38,     0,
+    18,    35,     0,    19,    36,    31,    25,     0,     4,    27,
+     0,    20,    35,     0,    21,    35,     0,    36,     0,    29,
+     0,    28,     0,    27,     0,    22,     0,    23,     0,    25,
+     0,    24,     0,    26,     0
+};
+
+#endif
+
+#if YYDEBUG != 0
+static const short yyrline[] = { 0,
+    68,    69,    73,    74,    78,    79,    80,    88,    89,    90,
+    91,    92,    93,   100,   101,   102,   103,   104,   112,   113,
+   122,   123,   124,   128,   129,   133,   134,   138,   139,   140,
+   144,   145
+};
+#endif
+
+
+#if YYDEBUG != 0 || defined (YYERROR_VERBOSE)
+
+static const char * const yytname[] = {   "$","error","$undefined.","KW_PORT",
+"KW_LISTEN","KW_LOGFILE","KW_PIDFILE","KW_SYSLOG","KW_MAXCLIENTS","KW_MAXSPARESERVERS",
+"KW_MINSPARESERVERS","KW_STARTSERVERS","KW_MAXREQUESTSPERCHILD","KW_TIMEOUT",
+"KW_USER","KW_GROUP","KW_ANONYMOUS","KW_FILTER","KW_XTINYPROXY","KW_TUNNEL",
+"KW_ALLOW","KW_DENY","KW_YES","KW_NO","IDENTIFIER","NUMBER","STRING","NUMERIC_ADDRESS",
+"STRING_ADDRESS","NETMASK_ADDRESS","'\\n'","':'","start","line","statement",
+"network_address","unique_address","yesno","string", NULL
+};
+#endif
+
+static const short yyr1[] = {     0,
+    32,    32,    33,    33,    34,    34,    34,    34,    34,    34,
+    34,    34,    34,    34,    34,    34,    34,    34,    34,    34,
+    34,    34,    34,    35,    35,    36,    36,    37,    37,    37,
+    38,    38
+};
+
+static const short yyr2[] = {     0,
+     0,     2,     1,     2,     2,     2,     2,     2,     2,     2,
+     2,     2,     2,     2,     2,     2,     2,     2,     2,     4,
+     2,     2,     2,     1,     1,     1,     1,     1,     1,     1,
+     1,     1
+};
+
+static const short yydefact[] = {     1,
+     0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
+     0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
+     3,     2,     0,     5,    21,    31,    32,    13,    14,    28,
+    29,    30,     7,     8,     9,    10,    11,    12,     6,    15,
+    16,    17,    18,    27,    26,    25,    19,    24,     0,    22,
+    23,     4,     0,    20,     0,     0
+};
+
+static const short yydefgoto[] = {     1,
+    22,    23,    47,    48,    33,    28
+};
+
+static const short yypact[] = {-32768,
+     0,    -3,    -1,    14,    14,     2,    16,    17,    19,    20,
+    21,    22,    14,    14,    14,    14,     8,   -26,     8,     8,
+-32768,-32768,    13,-32768,-32768,-32768,-32768,-32768,-32768,-32768,
+-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,
+-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,    23,-32768,
+-32768,-32768,    24,-32768,    39,-32768
+};
+
+static const short yypgoto[] = {-32768,
+-32768,-32768,     9,    30,-32768,    18
+};
+
+
+#define	YYLAST		54
+
+
+static const short yytable[] = {    55,
+    44,    45,     2,     3,     4,     5,     6,     7,     8,     9,
+    10,    11,    12,    13,    14,    15,    16,    17,    18,    19,
+    20,    24,    29,    30,    31,    25,    32,    50,    51,    21,
+    40,    41,    42,    43,    44,    45,    46,    26,    56,    27,
+    34,    35,    52,    36,    37,    38,    39,    49,    54,     0,
+     0,     0,     0,    53
+};
+
+static const short yycheck[] = {     0,
+    27,    28,     3,     4,     5,     6,     7,     8,     9,    10,
+    11,    12,    13,    14,    15,    16,    17,    18,    19,    20,
+    21,    25,     5,    22,    23,    27,    25,    19,    20,    30,
+    13,    14,    15,    16,    27,    28,    29,    24,     0,    26,
+    25,    25,    30,    25,    25,    25,    25,    18,    25,    -1,
+    -1,    -1,    -1,    31
+};
+/* -*-C-*-  Note some compilers choke on comments on `#line' lines.  */
+#line 3 "/usr/share/misc/bison.simple"
+/* This file comes from bison-1.28.  */
+
+/* Skeleton output parser for bison,
+   Copyright (C) 1984, 1989, 1990 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.  */
+
+/* This is the parser code that is written into each bison parser
+  when the %semantic_parser declaration is not specified in the grammar.
+  It was written by Richard Stallman by simplifying the hairy parser
+  used when %semantic_parser is specified.  */
+
+#ifndef YYSTACK_USE_ALLOCA
+#ifdef alloca
+#define YYSTACK_USE_ALLOCA
+#else /* alloca not defined */
+#ifdef __GNUC__
+#define YYSTACK_USE_ALLOCA
+#define alloca __builtin_alloca
+#else /* not GNU C.  */
+#if (!defined (__STDC__) && defined (sparc)) || defined (__sparc__) || defined (__sparc) || defined (__sgi) || (defined (__sun) && defined (__i386))
+#define YYSTACK_USE_ALLOCA
+#include <alloca.h>
+#else /* not sparc */
+/* We think this test detects Watcom and Microsoft C.  */
+/* This used to test MSDOS, but that is a bad idea
+   since that symbol is in the user namespace.  */
+#if (defined (_MSDOS) || defined (_MSDOS_)) && !defined (__TURBOC__)
+#if 0 /* No need for malloc.h, which pollutes the namespace;
+	 instead, just don't use alloca.  */
+#include <malloc.h>
+#endif
+#else /* not MSDOS, or __TURBOC__ */
+#if defined(_AIX)
+/* I don't know what this was needed for, but it pollutes the namespace.
+   So I turned it off.   rms, 2 May 1997.  */
+/* #include <malloc.h>  */
+ #pragma alloca
+#define YYSTACK_USE_ALLOCA
+#else /* not MSDOS, or __TURBOC__, or _AIX */
+#if 0
+#ifdef __hpux /* haible@ilog.fr says this works for HPUX 9.05 and up,
+		 and on HPUX 10.  Eventually we can turn this on.  */
+#define YYSTACK_USE_ALLOCA
+#define alloca __builtin_alloca
+#endif /* __hpux */
+#endif
+#endif /* not _AIX */
+#endif /* not MSDOS, or __TURBOC__ */
+#endif /* not sparc */
+#endif /* not GNU C */
+#endif /* alloca not defined */
+#endif /* YYSTACK_USE_ALLOCA not defined */
+
+#ifdef YYSTACK_USE_ALLOCA
+#define YYSTACK_ALLOC alloca
+#else
+#define YYSTACK_ALLOC malloc
+#endif
+
+/* Note: there must be only one dollar sign in this file.
+   It is replaced by the list of actions, each action
+   as one case of the switch.  */
+
+#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 yyerrlab1
+/* 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);			\
+      yychar1 = YYTRANSLATE (yychar);				\
+      YYPOPSTACK;						\
+      goto yybackup;						\
+    }								\
+  else								\
+    { yyerror ("syntax error: cannot back up"); YYERROR; }	\
+while (0)
+
+#define YYTERROR	1
+#define YYERRCODE	256
+
+#ifndef YYPURE
+#define YYLEX		yylex()
+#endif
+
+#ifdef YYPURE
+#ifdef YYLSP_NEEDED
+#ifdef YYLEX_PARAM
+#define YYLEX		yylex(&yylval, &yylloc, YYLEX_PARAM)
+#else
+#define YYLEX		yylex(&yylval, &yylloc)
+#endif
+#else /* not YYLSP_NEEDED */
+#ifdef YYLEX_PARAM
+#define YYLEX		yylex(&yylval, YYLEX_PARAM)
+#else
+#define YYLEX		yylex(&yylval)
+#endif
+#endif /* not YYLSP_NEEDED */
+#endif
+
+/* If nonreentrant, generate the variables here */
+
+#ifndef YYPURE
+
+int	yychar;			/*  the lookahead symbol		*/
+YYSTYPE	yylval;			/*  the semantic value of the		*/
+				/*  lookahead symbol			*/
+
+#ifdef YYLSP_NEEDED
+YYLTYPE yylloc;			/*  location data for the lookahead	*/
+				/*  symbol				*/
+#endif
+
+int yynerrs;			/*  number of parse errors so far       */
+#endif  /* not YYPURE */
+
+#if YYDEBUG != 0
+int yydebug;			/*  nonzero means print parse trace	*/
+/* Since this is uninitialized, it does not stop multiple parsers
+   from coexisting.  */
+#endif
+
+/*  YYINITDEPTH indicates the initial size of the parser's stacks	*/
+
+#ifndef	YYINITDEPTH
+#define YYINITDEPTH 200
+#endif
+
+/*  YYMAXDEPTH is the maximum size the stacks can grow to
+    (effective only if the built-in stack extension method is used).  */
+
+#if YYMAXDEPTH == 0
+#undef YYMAXDEPTH
+#endif
+
+#ifndef YYMAXDEPTH
+#define YYMAXDEPTH 10000
+#endif
+
+/* Define __yy_memcpy.  Note that the size argument
+   should be passed with type unsigned int, because that is what the non-GCC
+   definitions require.  With GCC, __builtin_memcpy takes an arg
+   of type size_t, but it can handle unsigned int.  */
+
+#if __GNUC__ > 1		/* GNU C and GNU C++ define this.  */
+#define __yy_memcpy(TO,FROM,COUNT)	__builtin_memcpy(TO,FROM,COUNT)
+#else				/* not GNU C or C++ */
+#ifndef __cplusplus
+
+/* This is the most reliable way to avoid incompatibilities
+   in available built-in functions on various systems.  */
+static void
+__yy_memcpy (to, from, count)
+     char *to;
+     char *from;
+     unsigned int count;
+{
+  register char *f = from;
+  register char *t = to;
+  register int i = count;
+
+  while (i-- > 0)
+    *t++ = *f++;
+}
+
+#else /* __cplusplus */
+
+/* This is the most reliable way to avoid incompatibilities
+   in available built-in functions on various systems.  */
+static void
+__yy_memcpy (char *to, char *from, unsigned int count)
+{
+  register char *t = to;
+  register char *f = from;
+  register int i = count;
+
+  while (i-- > 0)
+    *t++ = *f++;
+}
+
+#endif
+#endif
+
+#line 217 "/usr/share/misc/bison.simple"
+
+/* The user can define YYPARSE_PARAM as the name of an argument to be passed
+   into yyparse.  The argument should have type void *.
+   It should actually point to an object.
+   Grammar actions can access the variable by casting it
+   to the proper pointer type.  */
+
+#ifdef YYPARSE_PARAM
+#ifdef __cplusplus
+#define YYPARSE_PARAM_ARG void *YYPARSE_PARAM
+#define YYPARSE_PARAM_DECL
+#else /* not __cplusplus */
+#define YYPARSE_PARAM_ARG YYPARSE_PARAM
+#define YYPARSE_PARAM_DECL void *YYPARSE_PARAM;
+#endif /* not __cplusplus */
+#else /* not YYPARSE_PARAM */
+#define YYPARSE_PARAM_ARG
+#define YYPARSE_PARAM_DECL
+#endif /* not YYPARSE_PARAM */
+
+/* Prevent warning if -Wstrict-prototypes.  */
+#ifdef __GNUC__
+#ifdef YYPARSE_PARAM
+int yyparse (void *);
+#else
+int yyparse (void);
+#endif
+#endif
+
+int
+yyparse(YYPARSE_PARAM_ARG)
+     YYPARSE_PARAM_DECL
+{
+  register int yystate;
+  register int yyn;
+  register short *yyssp;
+  register YYSTYPE *yyvsp;
+  int yyerrstatus;	/*  number of tokens to shift before error messages enabled */
+  int yychar1 = 0;		/*  lookahead token as an internal (translated) token number */
+
+  short	yyssa[YYINITDEPTH];	/*  the state stack			*/
+  YYSTYPE yyvsa[YYINITDEPTH];	/*  the semantic value stack		*/
+
+  short *yyss = yyssa;		/*  refer to the stacks thru separate pointers */
+  YYSTYPE *yyvs = yyvsa;	/*  to allow yyoverflow to reallocate them elsewhere */
+
+#ifdef YYLSP_NEEDED
+  YYLTYPE yylsa[YYINITDEPTH];	/*  the location stack			*/
+  YYLTYPE *yyls = yylsa;
+  YYLTYPE *yylsp;
+
+#define YYPOPSTACK   (yyvsp--, yyssp--, yylsp--)
+#else
+#define YYPOPSTACK   (yyvsp--, yyssp--)
+#endif
+
+  int yystacksize = YYINITDEPTH;
+  int yyfree_stacks = 0;
+
+#ifdef YYPURE
+  int yychar;
+  YYSTYPE yylval;
+  int yynerrs;
+#ifdef YYLSP_NEEDED
+  YYLTYPE yylloc;
+#endif
+#endif
+
+  YYSTYPE yyval;		/*  the variable used to return		*/
+				/*  semantic values from the action	*/
+				/*  routines				*/
+
+  int yylen;
+
+#if YYDEBUG != 0
+  if (yydebug)
+    fprintf(stderr, "Starting parse\n");
+#endif
+
+  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 - 1;
+  yyvsp = yyvs;
+#ifdef YYLSP_NEEDED
+  yylsp = yyls;
+#endif
+
+/* Push a new state, which is found in  yystate  .  */
+/* In all cases, when you get here, the value and location stacks
+   have just been pushed. so pushing a state here evens the stacks.  */
+yynewstate:
+
+  *++yyssp = yystate;
+
+  if (yyssp >= yyss + yystacksize - 1)
+    {
+      /* 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 *yyss1 = yyss;
+#ifdef YYLSP_NEEDED
+      YYLTYPE *yyls1 = yyls;
+#endif
+
+      /* Get the current used size of the three stacks, in elements.  */
+      int size = yyssp - yyss + 1;
+
+#ifdef yyoverflow
+      /* Each stack pointer address is followed by the size of
+	 the data in use in that stack, in bytes.  */
+#ifdef YYLSP_NEEDED
+      /* 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, size * sizeof (*yyssp),
+		 &yyvs1, size * sizeof (*yyvsp),
+		 &yyls1, size * sizeof (*yylsp),
+		 &yystacksize);
+#else
+      yyoverflow("parser stack overflow",
+		 &yyss1, size * sizeof (*yyssp),
+		 &yyvs1, size * sizeof (*yyvsp),
+		 &yystacksize);
+#endif
+
+      yyss = yyss1; yyvs = yyvs1;
+#ifdef YYLSP_NEEDED
+      yyls = yyls1;
+#endif
+#else /* no yyoverflow */
+      /* Extend the stack our own way.  */
+      if (yystacksize >= YYMAXDEPTH)
+	{
+	  yyerror("parser stack overflow");
+	  if (yyfree_stacks)
+	    {
+	      free (yyss);
+	      free (yyvs);
+#ifdef YYLSP_NEEDED
+	      free (yyls);
+#endif
+	    }
+	  return 2;
+	}
+      yystacksize *= 2;
+      if (yystacksize > YYMAXDEPTH)
+	yystacksize = YYMAXDEPTH;
+#ifndef YYSTACK_USE_ALLOCA
+      yyfree_stacks = 1;
+#endif
+      yyss = (short *) YYSTACK_ALLOC (yystacksize * sizeof (*yyssp));
+      __yy_memcpy ((char *)yyss, (char *)yyss1,
+		   size * (unsigned int) sizeof (*yyssp));
+      yyvs = (YYSTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yyvsp));
+      __yy_memcpy ((char *)yyvs, (char *)yyvs1,
+		   size * (unsigned int) sizeof (*yyvsp));
+#ifdef YYLSP_NEEDED
+      yyls = (YYLTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yylsp));
+      __yy_memcpy ((char *)yyls, (char *)yyls1,
+		   size * (unsigned int) sizeof (*yylsp));
+#endif
+#endif /* no yyoverflow */
+
+      yyssp = yyss + size - 1;
+      yyvsp = yyvs + size - 1;
+#ifdef YYLSP_NEEDED
+      yylsp = yyls + size - 1;
+#endif
+
+#if YYDEBUG != 0
+      if (yydebug)
+	fprintf(stderr, "Stack size increased to %d\n", yystacksize);
+#endif
+
+      if (yyssp >= yyss + yystacksize - 1)
+	YYABORT;
+    }
+
+#if YYDEBUG != 0
+  if (yydebug)
+    fprintf(stderr, "Entering state %d\n", yystate);
+#endif
+
+  goto 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 == YYFLAG)
+    goto yydefault;
+
+  /* Not known => get a lookahead token if don't already have one.  */
+
+  /* yychar is either YYEMPTY or YYEOF
+     or a valid token in external form.  */
+
+  if (yychar == YYEMPTY)
+    {
+#if YYDEBUG != 0
+      if (yydebug)
+	fprintf(stderr, "Reading a token: ");
+#endif
+      yychar = YYLEX;
+    }
+
+  /* Convert token to internal form (in yychar1) for indexing tables with */
+
+  if (yychar <= 0)		/* This means end of input. */
+    {
+      yychar1 = 0;
+      yychar = YYEOF;		/* Don't call YYLEX any more */
+
+#if YYDEBUG != 0
+      if (yydebug)
+	fprintf(stderr, "Now at end of input.\n");
+#endif
+    }
+  else
+    {
+      yychar1 = YYTRANSLATE(yychar);
+
+#if YYDEBUG != 0
+      if (yydebug)
+	{
+	  fprintf (stderr, "Next token is %d (%s", yychar, yytname[yychar1]);
+	  /* Give the individual parser a way to print the precise meaning
+	     of a token, for further debugging info.  */
+#ifdef YYPRINT
+	  YYPRINT (stderr, yychar, yylval);
+#endif
+	  fprintf (stderr, ")\n");
+	}
+#endif
+    }
+
+  yyn += yychar1;
+  if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != yychar1)
+    goto yydefault;
+
+  yyn = yytable[yyn];
+
+  /* yyn is what to do for this token type in this state.
+     Negative => reduce, -yyn is rule number.
+     Positive => shift, yyn is new state.
+       New state is final state => don't bother to shift,
+       just return success.
+     0, or most negative number => error.  */
+
+  if (yyn < 0)
+    {
+      if (yyn == YYFLAG)
+	goto yyerrlab;
+      yyn = -yyn;
+      goto yyreduce;
+    }
+  else if (yyn == 0)
+    goto yyerrlab;
+
+  if (yyn == YYFINAL)
+    YYACCEPT;
+
+  /* Shift the lookahead token.  */
+
+#if YYDEBUG != 0
+  if (yydebug)
+    fprintf(stderr, "Shifting token %d (%s), ", yychar, yytname[yychar1]);
+#endif
+
+  /* Discard the token being shifted unless it is eof.  */
+  if (yychar != YYEOF)
+    yychar = YYEMPTY;
+
+  *++yyvsp = yylval;
+#ifdef YYLSP_NEEDED
+  *++yylsp = yylloc;
+#endif
+
+  /* count tokens shifted since error; after three, turn off error status.  */
+  if (yyerrstatus) yyerrstatus--;
+
+  yystate = yyn;
+  goto yynewstate;
+
+/* Do the default action for the current state.  */
+yydefault:
+
+  yyn = yydefact[yystate];
+  if (yyn == 0)
+    goto yyerrlab;
+
+/* Do a reduction.  yyn is the number of a rule to reduce with.  */
+yyreduce:
+  yylen = yyr2[yyn];
+  if (yylen > 0)
+    yyval = yyvsp[1-yylen]; /* implement default value of the action */
+
+#if YYDEBUG != 0
+  if (yydebug)
+    {
+      int i;
+
+      fprintf (stderr, "Reducing via rule %d (line %d), ",
+	       yyn, yyrline[yyn]);
+
+      /* Print the symbols being reduced, and their result.  */
+      for (i = yyprhs[yyn]; yyrhs[i] > 0; i++)
+	fprintf (stderr, "%s ", yytname[yyrhs[i]]);
+      fprintf (stderr, " -> %s\n", yytname[yyr1[yyn]]);
+    }
+#endif
+
+
+  switch (yyn) {
+
+case 5:
+#line 78 "grammar.y"
+{ config.port = yyvsp[0].num; ;
+    break;}
+case 6:
+#line 79 "grammar.y"
+{ config.idletimeout = yyvsp[0].num; ;
+    break;}
+case 7:
+#line 81 "grammar.y"
+{
+#ifdef HAVE_SYSLOG_H
+	          config.syslog = yyvsp[0].num;
+#else
+		  log(LOG_WARNING, "Syslog support was not compiled in.");
+#endif
+	  ;
+    break;}
+case 8:
+#line 88 "grammar.y"
+{ thread_configure(THREAD_MAXCLIENTS, yyvsp[0].num); ;
+    break;}
+case 9:
+#line 89 "grammar.y"
+{ thread_configure(THREAD_MAXSPARESERVERS, yyvsp[0].num); ;
+    break;}
+case 10:
+#line 90 "grammar.y"
+{ thread_configure(THREAD_MINSPARESERVERS, yyvsp[0].num); ;
+    break;}
+case 11:
+#line 91 "grammar.y"
+{ thread_configure(THREAD_STARTSERVERS, yyvsp[0].num); ;
+    break;}
+case 12:
+#line 92 "grammar.y"
+{ thread_configure(THREAD_MAXREQUESTSPERCHILD, yyvsp[0].num); ;
+    break;}
+case 13:
+#line 94 "grammar.y"
+{
+	          config.logf_name = yyvsp[0].cptr;
+		  if (!config.logf_name) {
+		          fprintf(stderr, "bad log file\n");
+		  }
+	  ;
+    break;}
+case 14:
+#line 100 "grammar.y"
+{ config.pidpath = yyvsp[0].cptr; ;
+    break;}
+case 15:
+#line 101 "grammar.y"
+{ config.username = yyvsp[0].cptr; ;
+    break;}
+case 16:
+#line 102 "grammar.y"
+{ config.group = yyvsp[0].cptr; ;
+    break;}
+case 17:
+#line 103 "grammar.y"
+{ anon_insert(yyvsp[0].cptr); ;
+    break;}
+case 18:
+#line 105 "grammar.y"
+{
+#ifdef FILTER_ENABLE
+		  config.filter = yyvsp[0].cptr;
+#else
+	          log(LOG_WARNING, "Filter support was not compiled in.");
+#endif
+	  ;
+    break;}
+case 19:
+#line 112 "grammar.y"
+{ config.my_domain = yyvsp[0].cptr; ;
+    break;}
+case 20:
+#line 114 "grammar.y"
+{
+#ifdef TUNNEL_SUPPORT
+	          config.tunnel_name = yyvsp[-2].cptr;
+		  config.tunnel_port = yyvsp[0].num;
+#else
+		  log(LOG_WARNING, "Tunnel support was not compiled in.");
+#endif
+	  ;
+    break;}
+case 21:
+#line 122 "grammar.y"
+{ config.ipAddr = yyvsp[0].cptr; ;
+    break;}
+case 22:
+#line 123 "grammar.y"
+{ insert_acl(yyvsp[0].cptr, ACL_ALLOW); ;
+    break;}
+case 23:
+#line 124 "grammar.y"
+{ insert_acl(yyvsp[0].cptr, ACL_DENY); ;
+    break;}
+case 28:
+#line 138 "grammar.y"
+{ yyval.num = 1; ;
+    break;}
+case 29:
+#line 139 "grammar.y"
+{ yyval.num = 0; ;
+    break;}
+case 30:
+#line 140 "grammar.y"
+{ yyval.num = yyvsp[0].num; ;
+    break;}
+}
+   /* the action file gets copied in in place of this dollarsign */
+#line 543 "/usr/share/misc/bison.simple"
+
+  yyvsp -= yylen;
+  yyssp -= yylen;
+#ifdef YYLSP_NEEDED
+  yylsp -= yylen;
+#endif
+
+#if YYDEBUG != 0
+  if (yydebug)
+    {
+      short *ssp1 = yyss - 1;
+      fprintf (stderr, "state stack now");
+      while (ssp1 != yyssp)
+	fprintf (stderr, " %d", *++ssp1);
+      fprintf (stderr, "\n");
+    }
+#endif
+
+  *++yyvsp = yyval;
+
+#ifdef YYLSP_NEEDED
+  yylsp++;
+  if (yylen == 0)
+    {
+      yylsp->first_line = yylloc.first_line;
+      yylsp->first_column = yylloc.first_column;
+      yylsp->last_line = (yylsp-1)->last_line;
+      yylsp->last_column = (yylsp-1)->last_column;
+      yylsp->text = 0;
+    }
+  else
+    {
+      yylsp->last_line = (yylsp+yylen-1)->last_line;
+      yylsp->last_column = (yylsp+yylen-1)->last_column;
+    }
+#endif
+
+  /* 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 - YYNTBASE] + *yyssp;
+  if (yystate >= 0 && yystate <= YYLAST && yycheck[yystate] == *yyssp)
+    yystate = yytable[yystate];
+  else
+    yystate = yydefgoto[yyn - YYNTBASE];
+
+  goto yynewstate;
+
+yyerrlab:   /* here on detecting error */
+
+  if (! yyerrstatus)
+    /* If not already recovering from an error, report this error.  */
+    {
+      ++yynerrs;
+
+#ifdef YYERROR_VERBOSE
+      yyn = yypact[yystate];
+
+      if (yyn > YYFLAG && yyn < YYLAST)
+	{
+	  int size = 0;
+	  char *msg;
+	  int x, count;
+
+	  count = 0;
+	  /* Start X at -yyn if nec to avoid negative indexes in yycheck.  */
+	  for (x = (yyn < 0 ? -yyn : 0);
+	       x < (sizeof(yytname) / sizeof(char *)); x++)
+	    if (yycheck[x + yyn] == x)
+	      size += strlen(yytname[x]) + 15, count++;
+	  msg = (char *) malloc(size + 15);
+	  if (msg != 0)
+	    {
+	      strcpy(msg, "parse error");
+
+	      if (count < 5)
+		{
+		  count = 0;
+		  for (x = (yyn < 0 ? -yyn : 0);
+		       x < (sizeof(yytname) / sizeof(char *)); x++)
+		    if (yycheck[x + yyn] == x)
+		      {
+			strcat(msg, count == 0 ? ", expecting `" : " or `");
+			strcat(msg, yytname[x]);
+			strcat(msg, "'");
+			count++;
+		      }
+		}
+	      yyerror(msg);
+	      free(msg);
+	    }
+	  else
+	    yyerror ("parse error; also virtual memory exceeded");
+	}
+      else
+#endif /* YYERROR_VERBOSE */
+	yyerror("parse error");
+    }
+
+  goto yyerrlab1;
+yyerrlab1:   /* here on error raised explicitly by an action */
+
+  if (yyerrstatus == 3)
+    {
+      /* if just tried and failed to reuse lookahead token after an error, discard it.  */
+
+      /* return failure if at end of input */
+      if (yychar == YYEOF)
+	YYABORT;
+
+#if YYDEBUG != 0
+      if (yydebug)
+	fprintf(stderr, "Discarding token %d (%s).\n", yychar, yytname[yychar1]);
+#endif
+
+      yychar = YYEMPTY;
+    }
+
+  /* Else will try to reuse lookahead token
+     after shifting the error token.  */
+
+  yyerrstatus = 3;		/* Each real token shifted decrements this */
+
+  goto yyerrhandle;
+
+yyerrdefault:  /* current state does not do anything special for the error token. */
+
+#if 0
+  /* This is wrong; only states that explicitly want error tokens
+     should shift them.  */
+  yyn = yydefact[yystate];  /* If its default is to accept any token, ok.  Otherwise pop it.*/
+  if (yyn) goto yydefault;
+#endif
+
+yyerrpop:   /* pop the current state because it cannot handle the error token */
+
+  if (yyssp == yyss) YYABORT;
+  yyvsp--;
+  yystate = *--yyssp;
+#ifdef YYLSP_NEEDED
+  yylsp--;
+#endif
+
+#if YYDEBUG != 0
+  if (yydebug)
+    {
+      short *ssp1 = yyss - 1;
+      fprintf (stderr, "Error: state stack now");
+      while (ssp1 != yyssp)
+	fprintf (stderr, " %d", *++ssp1);
+      fprintf (stderr, "\n");
+    }
+#endif
+
+yyerrhandle:
+
+  yyn = yypact[yystate];
+  if (yyn == YYFLAG)
+    goto yyerrdefault;
+
+  yyn += YYTERROR;
+  if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != YYTERROR)
+    goto yyerrdefault;
+
+  yyn = yytable[yyn];
+  if (yyn < 0)
+    {
+      if (yyn == YYFLAG)
+	goto yyerrpop;
+      yyn = -yyn;
+      goto yyreduce;
+    }
+  else if (yyn == 0)
+    goto yyerrpop;
+
+  if (yyn == YYFINAL)
+    YYACCEPT;
+
+#if YYDEBUG != 0
+  if (yydebug)
+    fprintf(stderr, "Shifting error token, ");
+#endif
+
+  *++yyvsp = yylval;
+#ifdef YYLSP_NEEDED
+  *++yylsp = yylloc;
+#endif
+
+  yystate = yyn;
+  goto yynewstate;
+
+ yyacceptlab:
+  /* YYACCEPT comes here.  */
+  if (yyfree_stacks)
+    {
+      free (yyss);
+      free (yyvs);
+#ifdef YYLSP_NEEDED
+      free (yyls);
+#endif
+    }
+  return 0;
+
+ yyabortlab:
+  /* YYABORT comes here.  */
+  if (yyfree_stacks)
+    {
+      free (yyss);
+      free (yyvs);
+#ifdef YYLSP_NEEDED
+      free (yyls);
+#endif
+    }
+  return 1;
+}
+#line 148 "grammar.y"
+
+
+extern unsigned int yylineno;
+
+void yyerror(char *s)
+{
+	fprintf(stderr, "Line %d: %s\n", yylineno, s);
+}