Merge branch 'kconfig' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild

Pull kconfig updates from Michal Marek:
 - kconfig warns about junk characters in Kconfig files
 - merge_config.sh error handling
 - small cleanup

* 'kconfig' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild:
  merge_config.sh: exit on missing input files
  kconfig: Regenerate shipped zconf.{hash,lex}.c files
  kconfig: warn of unhandled characters in Kconfig commands
  kconfig: Delete unnecessary checks before the function call "sym_calc_value"
diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c
index c814f57..0b7dc2f 100644
--- a/scripts/kconfig/confdata.c
+++ b/scripts/kconfig/confdata.c
@@ -268,8 +268,7 @@
 			goto load;
 		sym_add_change_count(1);
 		if (!sym_defconfig_list) {
-			if (modules_sym)
-				sym_calc_value(modules_sym);
+			sym_calc_value(modules_sym);
 			return 1;
 		}
 
@@ -404,9 +403,7 @@
 	}
 	free(line);
 	fclose(in);
-
-	if (modules_sym)
-		sym_calc_value(modules_sym);
+	sym_calc_value(modules_sym);
 	return 0;
 }
 
diff --git a/scripts/kconfig/merge_config.sh b/scripts/kconfig/merge_config.sh
index ec8e203..0d883b37 100755
--- a/scripts/kconfig/merge_config.sh
+++ b/scripts/kconfig/merge_config.sh
@@ -100,6 +100,10 @@
 # Merge files, printing warnings on overridden values
 for MERGE_FILE in $MERGE_LIST ; do
 	echo "Merging $MERGE_FILE"
+	if [ ! -r "$MERGE_FILE" ]; then
+		echo "The merge file '$MERGE_FILE' does not exist.  Exit." >&2
+		exit 1
+	fi
 	CFG_LIST=$(sed -n "$SED_CONFIG_EXP" $MERGE_FILE)
 
 	for CFG in $CFG_LIST ; do
diff --git a/scripts/kconfig/symbol.c b/scripts/kconfig/symbol.c
index 70c5ee1..50878dc 100644
--- a/scripts/kconfig/symbol.c
+++ b/scripts/kconfig/symbol.c
@@ -467,8 +467,7 @@
 	for_all_symbols(i, sym)
 		sym->flags &= ~SYMBOL_VALID;
 	sym_add_change_count(1);
-	if (modules_sym)
-		sym_calc_value(modules_sym);
+	sym_calc_value(modules_sym);
 }
 
 bool sym_tristate_within_range(struct symbol *sym, tristate val)
diff --git a/scripts/kconfig/zconf.gperf b/scripts/kconfig/zconf.gperf
index b6ac02d..ac498f0 100644
--- a/scripts/kconfig/zconf.gperf
+++ b/scripts/kconfig/zconf.gperf
@@ -22,6 +22,7 @@
 config,		T_CONFIG,	TF_COMMAND
 menuconfig,	T_MENUCONFIG,	TF_COMMAND
 help,		T_HELP,		TF_COMMAND
+---help---,	T_HELP,		TF_COMMAND
 if,		T_IF,		TF_COMMAND|TF_PARAM
 endif,		T_ENDIF,	TF_COMMAND
 depends,	T_DEPENDS,	TF_COMMAND
diff --git a/scripts/kconfig/zconf.hash.c_shipped b/scripts/kconfig/zconf.hash.c_shipped
index c77a8ef..360a62d 100644
--- a/scripts/kconfig/zconf.hash.c_shipped
+++ b/scripts/kconfig/zconf.hash.c_shipped
@@ -50,7 +50,7 @@
       73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
       73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
       73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
-      73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
+      73, 73, 73, 73, 73,  0, 73, 73, 73, 73,
       73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
       73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
       73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
@@ -96,6 +96,7 @@
     char kconf_id_strings_str7[sizeof("default")];
     char kconf_id_strings_str8[sizeof("tristate")];
     char kconf_id_strings_str9[sizeof("endchoice")];
+    char kconf_id_strings_str10[sizeof("---help---")];
     char kconf_id_strings_str12[sizeof("def_tristate")];
     char kconf_id_strings_str13[sizeof("def_bool")];
     char kconf_id_strings_str14[sizeof("defconfig_list")];
@@ -132,6 +133,7 @@
     "default",
     "tristate",
     "endchoice",
+    "---help---",
     "def_tristate",
     "def_bool",
     "defconfig_list",
@@ -172,7 +174,7 @@
 {
   enum
     {
-      TOTAL_KEYWORDS = 33,
+      TOTAL_KEYWORDS = 34,
       MIN_WORD_LENGTH = 2,
       MAX_WORD_LENGTH = 14,
       MIN_HASH_VALUE = 2,
@@ -182,34 +184,36 @@
   static const struct kconf_id wordlist[] =
     {
       {-1}, {-1},
-#line 25 "scripts/kconfig/zconf.gperf"
+#line 26 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str2,		T_IF,		TF_COMMAND|TF_PARAM},
-#line 36 "scripts/kconfig/zconf.gperf"
+#line 37 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str3,		T_TYPE,		TF_COMMAND, S_INT},
       {-1},
-#line 26 "scripts/kconfig/zconf.gperf"
+#line 27 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str5,		T_ENDIF,	TF_COMMAND},
       {-1},
-#line 29 "scripts/kconfig/zconf.gperf"
+#line 30 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str7,	T_DEFAULT,	TF_COMMAND, S_UNKNOWN},
-#line 31 "scripts/kconfig/zconf.gperf"
+#line 32 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str8,	T_TYPE,		TF_COMMAND, S_TRISTATE},
 #line 20 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str9,	T_ENDCHOICE,	TF_COMMAND},
-      {-1}, {-1},
-#line 32 "scripts/kconfig/zconf.gperf"
+#line 25 "scripts/kconfig/zconf.gperf"
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str10,	T_HELP,		TF_COMMAND},
+      {-1},
+#line 33 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str12,	T_DEFAULT,	TF_COMMAND, S_TRISTATE},
-#line 35 "scripts/kconfig/zconf.gperf"
+#line 36 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str13,	T_DEFAULT,	TF_COMMAND, S_BOOLEAN},
-#line 45 "scripts/kconfig/zconf.gperf"
+#line 46 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str14,	T_OPT_DEFCONFIG_LIST,TF_OPTION},
       {-1}, {-1},
-#line 43 "scripts/kconfig/zconf.gperf"
+#line 44 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str17,		T_ON,		TF_PARAM},
-#line 28 "scripts/kconfig/zconf.gperf"
+#line 29 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str18,	T_OPTIONAL,	TF_COMMAND},
       {-1}, {-1},
-#line 42 "scripts/kconfig/zconf.gperf"
+#line 43 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str21,		T_OPTION,	TF_COMMAND},
 #line 17 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str22,	T_ENDMENU,	TF_COMMAND},
@@ -219,51 +223,51 @@
 #line 23 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str25,	T_MENUCONFIG,	TF_COMMAND},
       {-1},
-#line 44 "scripts/kconfig/zconf.gperf"
+#line 45 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str27,	T_OPT_MODULES,	TF_OPTION},
-#line 47 "scripts/kconfig/zconf.gperf"
+#line 48 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str28,	T_OPT_ALLNOCONFIG_Y,TF_OPTION},
 #line 16 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str29,		T_MENU,		TF_COMMAND},
       {-1},
-#line 39 "scripts/kconfig/zconf.gperf"
+#line 40 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str31,		T_SELECT,	TF_COMMAND},
 #line 21 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str32,	T_COMMENT,	TF_COMMAND},
-#line 46 "scripts/kconfig/zconf.gperf"
+#line 47 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str33,		T_OPT_ENV,	TF_OPTION},
       {-1},
-#line 40 "scripts/kconfig/zconf.gperf"
+#line 41 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str35,		T_RANGE,	TF_COMMAND},
 #line 19 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str36,		T_CHOICE,	TF_COMMAND},
       {-1}, {-1},
-#line 33 "scripts/kconfig/zconf.gperf"
+#line 34 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str39,		T_TYPE,		TF_COMMAND, S_BOOLEAN},
       {-1},
 #line 18 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str41,		T_SOURCE,	TF_COMMAND},
-#line 41 "scripts/kconfig/zconf.gperf"
+#line 42 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str42,	T_VISIBLE,	TF_COMMAND},
-#line 37 "scripts/kconfig/zconf.gperf"
+#line 38 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str43,		T_TYPE,		TF_COMMAND, S_HEX},
       {-1}, {-1},
 #line 22 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str46,		T_CONFIG,	TF_COMMAND},
-#line 34 "scripts/kconfig/zconf.gperf"
+#line 35 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str47,	T_TYPE,		TF_COMMAND, S_BOOLEAN},
       {-1}, {-1}, {-1},
-#line 38 "scripts/kconfig/zconf.gperf"
+#line 39 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str51,		T_TYPE,		TF_COMMAND, S_STRING},
       {-1}, {-1},
 #line 24 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str54,		T_HELP,		TF_COMMAND},
       {-1},
-#line 30 "scripts/kconfig/zconf.gperf"
+#line 31 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str56,		T_PROMPT,	TF_COMMAND},
       {-1}, {-1}, {-1}, {-1}, {-1}, {-1}, {-1}, {-1}, {-1},
       {-1}, {-1}, {-1}, {-1}, {-1}, {-1},
-#line 27 "scripts/kconfig/zconf.gperf"
+#line 28 "scripts/kconfig/zconf.gperf"
       {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str72,	T_DEPENDS,	TF_COMMAND}
     };
 
@@ -285,5 +289,5 @@
     }
   return 0;
 }
-#line 48 "scripts/kconfig/zconf.gperf"
+#line 49 "scripts/kconfig/zconf.gperf"
 
diff --git a/scripts/kconfig/zconf.l b/scripts/kconfig/zconf.l
index 200a3fe..c410d25 100644
--- a/scripts/kconfig/zconf.l
+++ b/scripts/kconfig/zconf.l
@@ -66,9 +66,16 @@
 	memcpy(text, str, size);
 	text[size] = 0;
 }
+
+static void warn_ignored_character(char chr)
+{
+	fprintf(stderr,
+	        "%s:%d:warning: ignoring unsupported character '%c'\n",
+	        zconf_curname(), zconf_lineno(), chr);
+}
 %}
 
-n	[A-Za-z0-9_]
+n	[A-Za-z0-9_-]
 
 %%
 	int str = 0;
@@ -106,7 +113,7 @@
 		zconflval.string = text;
 		return T_WORD;
 	}
-	.
+	.	warn_ignored_character(*yytext);
 	\n	{
 		BEGIN(INITIAL);
 		current_file->lineno++;
@@ -132,8 +139,7 @@
 		BEGIN(STRING);
 	}
 	\n	BEGIN(INITIAL); current_file->lineno++; return T_EOL;
-	---	/* ignore */
-	({n}|[-/.])+	{
+	({n}|[/.])+	{
 		const struct kconf_id *id = kconf_id_lookup(yytext, yyleng);
 		if (id && id->flags & TF_PARAM) {
 			zconflval.id = id;
@@ -146,11 +152,7 @@
 	#.*	/* comment */
 	\\\n	current_file->lineno++;
 	[[:blank:]]+
-	.	{
-		fprintf(stderr,
-		        "%s:%d:warning: ignoring unsupported character '%c'\n",
-		        zconf_curname(), zconf_lineno(), *yytext);
-	}
+	.	warn_ignored_character(*yytext);
 	<<EOF>> {
 		BEGIN(INITIAL);
 	}
diff --git a/scripts/kconfig/zconf.lex.c_shipped b/scripts/kconfig/zconf.lex.c_shipped
index dd4e86c..37fdf61 100644
--- a/scripts/kconfig/zconf.lex.c_shipped
+++ b/scripts/kconfig/zconf.lex.c_shipped
@@ -72,7 +72,6 @@
 typedef unsigned char flex_uint8_t; 
 typedef unsigned short int flex_uint16_t;
 typedef unsigned int flex_uint32_t;
-#endif /* ! C99 */
 
 /* Limits of integral types. */
 #ifndef INT8_MIN
@@ -103,6 +102,8 @@
 #define UINT32_MAX             (4294967295U)
 #endif
 
+#endif /* ! C99 */
+
 #endif /* ! FLEXINT_H */
 
 #ifdef __cplusplus
@@ -159,7 +160,15 @@
 
 /* Size of default input buffer. */
 #ifndef YY_BUF_SIZE
+#ifdef __ia64__
+/* On IA-64, the buffer size is 16k, not 8k.
+ * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case.
+ * Ditto for the __ia64__ case accordingly.
+ */
+#define YY_BUF_SIZE 32768
+#else
 #define YY_BUF_SIZE 16384
+#endif /* __ia64__ */
 #endif
 
 /* The state buf must be large enough to hold one state per character in the main buffer.
@@ -365,354 +374,338 @@
 
 extern char *zconftext;
 #define yytext_ptr zconftext
-static yyconst flex_int16_t yy_nxt[][19] =
+static yyconst flex_int16_t yy_nxt[][18] =
     {
     {
         0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
-        0,    0,    0,    0,    0,    0,    0,    0,    0
+        0,    0,    0,    0,    0,    0,    0,    0
     },
 
     {
        11,   12,   13,   14,   12,   12,   15,   12,   12,   12,
-       12,   12,   12,   12,   12,   12,   12,   12,   12
+       12,   12,   12,   12,   12,   12,   12,   12
     },
 
     {
        11,   12,   13,   14,   12,   12,   15,   12,   12,   12,
-       12,   12,   12,   12,   12,   12,   12,   12,   12
+       12,   12,   12,   12,   12,   12,   12,   12
     },
 
     {
        11,   16,   16,   17,   16,   16,   16,   16,   16,   16,
-       16,   16,   16,   18,   16,   16,   16,   16,   16
+       16,   18,   16,   16,   16,   16,   16,   16
     },
 
     {
        11,   16,   16,   17,   16,   16,   16,   16,   16,   16,
-       16,   16,   16,   18,   16,   16,   16,   16,   16
+       16,   18,   16,   16,   16,   16,   16,   16
 
     },
 
     {
        11,   19,   20,   21,   19,   19,   19,   19,   19,   19,
-       19,   19,   19,   19,   19,   19,   19,   19,   19
+       19,   19,   19,   19,   19,   19,   19,   19
     },
 
     {
        11,   19,   20,   21,   19,   19,   19,   19,   19,   19,
-       19,   19,   19,   19,   19,   19,   19,   19,   19
+       19,   19,   19,   19,   19,   19,   19,   19
     },
 
     {
        11,   22,   22,   23,   22,   24,   22,   22,   24,   22,
-       22,   22,   22,   22,   22,   22,   22,   25,   22
+       22,   22,   22,   22,   22,   22,   25,   22
     },
 
     {
        11,   22,   22,   23,   22,   24,   22,   22,   24,   22,
-       22,   22,   22,   22,   22,   22,   22,   25,   22
+       22,   22,   22,   22,   22,   22,   25,   22
     },
 
     {
        11,   26,   27,   28,   29,   30,   31,   32,   30,   33,
-       34,   35,   36,   36,   37,   38,   39,   40,   41
+       34,   35,   35,   36,   37,   38,   39,   40
 
     },
 
     {
        11,   26,   27,   28,   29,   30,   31,   32,   30,   33,
-       34,   35,   36,   36,   37,   38,   39,   40,   41
+       34,   35,   35,   36,   37,   38,   39,   40
     },
 
     {
       -11,  -11,  -11,  -11,  -11,  -11,  -11,  -11,  -11,  -11,
-      -11,  -11,  -11,  -11,  -11,  -11,  -11,  -11,  -11
+      -11,  -11,  -11,  -11,  -11,  -11,  -11,  -11
     },
 
     {
        11,  -12,  -12,  -12,  -12,  -12,  -12,  -12,  -12,  -12,
-      -12,  -12,  -12,  -12,  -12,  -12,  -12,  -12,  -12
+      -12,  -12,  -12,  -12,  -12,  -12,  -12,  -12
     },
 
     {
-       11,  -13,   42,   43,  -13,  -13,   44,  -13,  -13,  -13,
-      -13,  -13,  -13,  -13,  -13,  -13,  -13,  -13,  -13
+       11,  -13,   41,   42,  -13,  -13,   43,  -13,  -13,  -13,
+      -13,  -13,  -13,  -13,  -13,  -13,  -13,  -13
     },
 
     {
        11,  -14,  -14,  -14,  -14,  -14,  -14,  -14,  -14,  -14,
-      -14,  -14,  -14,  -14,  -14,  -14,  -14,  -14,  -14
+      -14,  -14,  -14,  -14,  -14,  -14,  -14,  -14
 
     },
 
     {
-       11,   45,   45,   46,   45,   45,   45,   45,   45,   45,
-       45,   45,   45,   45,   45,   45,   45,   45,   45
+       11,   44,   44,   45,   44,   44,   44,   44,   44,   44,
+       44,   44,   44,   44,   44,   44,   44,   44
     },
 
     {
        11,  -16,  -16,  -16,  -16,  -16,  -16,  -16,  -16,  -16,
-      -16,  -16,  -16,  -16,  -16,  -16,  -16,  -16,  -16
+      -16,  -16,  -16,  -16,  -16,  -16,  -16,  -16
     },
 
     {
        11,  -17,  -17,  -17,  -17,  -17,  -17,  -17,  -17,  -17,
-      -17,  -17,  -17,  -17,  -17,  -17,  -17,  -17,  -17
+      -17,  -17,  -17,  -17,  -17,  -17,  -17,  -17
     },
 
     {
        11,  -18,  -18,  -18,  -18,  -18,  -18,  -18,  -18,  -18,
-      -18,  -18,  -18,   47,  -18,  -18,  -18,  -18,  -18
+      -18,   46,  -18,  -18,  -18,  -18,  -18,  -18
     },
 
     {
-       11,   48,   48,  -19,   48,   48,   48,   48,   48,   48,
-       48,   48,   48,   48,   48,   48,   48,   48,   48
+       11,   47,   47,  -19,   47,   47,   47,   47,   47,   47,
+       47,   47,   47,   47,   47,   47,   47,   47
 
     },
 
     {
-       11,  -20,   49,   50,  -20,  -20,  -20,  -20,  -20,  -20,
-      -20,  -20,  -20,  -20,  -20,  -20,  -20,  -20,  -20
+       11,  -20,   48,   49,  -20,  -20,  -20,  -20,  -20,  -20,
+      -20,  -20,  -20,  -20,  -20,  -20,  -20,  -20
     },
 
     {
-       11,   51,  -21,  -21,   51,   51,   51,   51,   51,   51,
-       51,   51,   51,   51,   51,   51,   51,   51,   51
+       11,   50,  -21,  -21,   50,   50,   50,   50,   50,   50,
+       50,   50,   50,   50,   50,   50,   50,   50
     },
 
     {
-       11,   52,   52,   53,   52,  -22,   52,   52,  -22,   52,
-       52,   52,   52,   52,   52,   52,   52,  -22,   52
+       11,   51,   51,   52,   51,  -22,   51,   51,  -22,   51,
+       51,   51,   51,   51,   51,   51,  -22,   51
     },
 
     {
        11,  -23,  -23,  -23,  -23,  -23,  -23,  -23,  -23,  -23,
-      -23,  -23,  -23,  -23,  -23,  -23,  -23,  -23,  -23
+      -23,  -23,  -23,  -23,  -23,  -23,  -23,  -23
     },
 
     {
        11,  -24,  -24,  -24,  -24,  -24,  -24,  -24,  -24,  -24,
-      -24,  -24,  -24,  -24,  -24,  -24,  -24,  -24,  -24
+      -24,  -24,  -24,  -24,  -24,  -24,  -24,  -24
 
     },
 
     {
-       11,   54,   54,   55,   54,   54,   54,   54,   54,   54,
-       54,   54,   54,   54,   54,   54,   54,   54,   54
+       11,   53,   53,   54,   53,   53,   53,   53,   53,   53,
+       53,   53,   53,   53,   53,   53,   53,   53
     },
 
     {
        11,  -26,  -26,  -26,  -26,  -26,  -26,  -26,  -26,  -26,
-      -26,  -26,  -26,  -26,  -26,  -26,  -26,  -26,  -26
+      -26,  -26,  -26,  -26,  -26,  -26,  -26,  -26
     },
 
     {
-       11,  -27,   56,  -27,  -27,  -27,  -27,  -27,  -27,  -27,
-      -27,  -27,  -27,  -27,  -27,  -27,  -27,  -27,  -27
+       11,  -27,   55,  -27,  -27,  -27,  -27,  -27,  -27,  -27,
+      -27,  -27,  -27,  -27,  -27,  -27,  -27,  -27
     },
 
     {
        11,  -28,  -28,  -28,  -28,  -28,  -28,  -28,  -28,  -28,
-      -28,  -28,  -28,  -28,  -28,  -28,  -28,  -28,  -28
+      -28,  -28,  -28,  -28,  -28,  -28,  -28,  -28
     },
 
     {
        11,  -29,  -29,  -29,  -29,  -29,  -29,  -29,  -29,  -29,
-      -29,  -29,  -29,  -29,  -29,   57,  -29,  -29,  -29
+      -29,  -29,  -29,  -29,   56,  -29,  -29,  -29
 
     },
 
     {
        11,  -30,  -30,  -30,  -30,  -30,  -30,  -30,  -30,  -30,
-      -30,  -30,  -30,  -30,  -30,  -30,  -30,  -30,  -30
+      -30,  -30,  -30,  -30,  -30,  -30,  -30,  -30
     },
 
     {
-       11,   58,   58,  -31,   58,   58,   58,   58,   58,   58,
-       58,   58,   58,   58,   58,   58,   58,   58,   58
+       11,   57,   57,  -31,   57,   57,   57,   57,   57,   57,
+       57,   57,   57,   57,   57,   57,   57,   57
     },
 
     {
-       11,  -32,  -32,  -32,  -32,  -32,  -32,   59,  -32,  -32,
-      -32,  -32,  -32,  -32,  -32,  -32,  -32,  -32,  -32
+       11,  -32,  -32,  -32,  -32,  -32,  -32,   58,  -32,  -32,
+      -32,  -32,  -32,  -32,  -32,  -32,  -32,  -32
     },
 
     {
        11,  -33,  -33,  -33,  -33,  -33,  -33,  -33,  -33,  -33,
-      -33,  -33,  -33,  -33,  -33,  -33,  -33,  -33,  -33
+      -33,  -33,  -33,  -33,  -33,  -33,  -33,  -33
     },
 
     {
        11,  -34,  -34,  -34,  -34,  -34,  -34,  -34,  -34,  -34,
-      -34,  -34,  -34,  -34,  -34,  -34,  -34,  -34,  -34
+      -34,  -34,  -34,  -34,  -34,  -34,  -34,  -34
 
     },
 
     {
        11,  -35,  -35,  -35,  -35,  -35,  -35,  -35,  -35,  -35,
-      -35,   60,   61,   61,  -35,  -35,  -35,  -35,  -35
+      -35,   59,   59,  -35,  -35,  -35,  -35,  -35
     },
 
     {
        11,  -36,  -36,  -36,  -36,  -36,  -36,  -36,  -36,  -36,
-      -36,   61,   61,   61,  -36,  -36,  -36,  -36,  -36
+      -36,  -36,  -36,  -36,   60,  -36,  -36,  -36
     },
 
     {
        11,  -37,  -37,  -37,  -37,  -37,  -37,  -37,  -37,  -37,
-      -37,  -37,  -37,  -37,  -37,   62,  -37,  -37,  -37
+      -37,  -37,  -37,  -37,  -37,  -37,  -37,  -37
     },
 
     {
        11,  -38,  -38,  -38,  -38,  -38,  -38,  -38,  -38,  -38,
-      -38,  -38,  -38,  -38,  -38,  -38,  -38,  -38,  -38
+      -38,  -38,  -38,  -38,   61,  -38,  -38,  -38
     },
 
     {
-       11,  -39,  -39,  -39,  -39,  -39,  -39,  -39,  -39,  -39,
-      -39,  -39,  -39,  -39,  -39,   63,  -39,  -39,  -39
+       11,  -39,  -39,   62,  -39,  -39,  -39,  -39,  -39,  -39,
+      -39,  -39,  -39,  -39,  -39,  -39,  -39,  -39
 
     },
 
     {
-       11,  -40,  -40,   64,  -40,  -40,  -40,  -40,  -40,  -40,
-      -40,  -40,  -40,  -40,  -40,  -40,  -40,  -40,  -40
+       11,  -40,  -40,  -40,  -40,  -40,  -40,  -40,  -40,  -40,
+      -40,  -40,  -40,  -40,  -40,  -40,  -40,   63
     },
 
     {
-       11,  -41,  -41,  -41,  -41,  -41,  -41,  -41,  -41,  -41,
-      -41,  -41,  -41,  -41,  -41,  -41,  -41,  -41,   65
+       11,  -41,   41,   42,  -41,  -41,   43,  -41,  -41,  -41,
+      -41,  -41,  -41,  -41,  -41,  -41,  -41,  -41
     },
 
     {
-       11,  -42,   42,   43,  -42,  -42,   44,  -42,  -42,  -42,
-      -42,  -42,  -42,  -42,  -42,  -42,  -42,  -42,  -42
+       11,  -42,  -42,  -42,  -42,  -42,  -42,  -42,  -42,  -42,
+      -42,  -42,  -42,  -42,  -42,  -42,  -42,  -42
     },
 
     {
-       11,  -43,  -43,  -43,  -43,  -43,  -43,  -43,  -43,  -43,
-      -43,  -43,  -43,  -43,  -43,  -43,  -43,  -43,  -43
+       11,   44,   44,   45,   44,   44,   44,   44,   44,   44,
+       44,   44,   44,   44,   44,   44,   44,   44
     },
 
     {
-       11,   45,   45,   46,   45,   45,   45,   45,   45,   45,
-       45,   45,   45,   45,   45,   45,   45,   45,   45
+       11,   44,   44,   45,   44,   44,   44,   44,   44,   44,
+       44,   44,   44,   44,   44,   44,   44,   44
 
     },
 
     {
-       11,   45,   45,   46,   45,   45,   45,   45,   45,   45,
-       45,   45,   45,   45,   45,   45,   45,   45,   45
+       11,  -45,  -45,  -45,  -45,  -45,  -45,  -45,  -45,  -45,
+      -45,  -45,  -45,  -45,  -45,  -45,  -45,  -45
     },
 
     {
        11,  -46,  -46,  -46,  -46,  -46,  -46,  -46,  -46,  -46,
-      -46,  -46,  -46,  -46,  -46,  -46,  -46,  -46,  -46
+      -46,   46,  -46,  -46,  -46,  -46,  -46,  -46
     },
 
     {
-       11,  -47,  -47,  -47,  -47,  -47,  -47,  -47,  -47,  -47,
-      -47,  -47,  -47,   47,  -47,  -47,  -47,  -47,  -47
+       11,   47,   47,  -47,   47,   47,   47,   47,   47,   47,
+       47,   47,   47,   47,   47,   47,   47,   47
     },
 
     {
-       11,   48,   48,  -48,   48,   48,   48,   48,   48,   48,
-       48,   48,   48,   48,   48,   48,   48,   48,   48
+       11,  -48,   48,   49,  -48,  -48,  -48,  -48,  -48,  -48,
+      -48,  -48,  -48,  -48,  -48,  -48,  -48,  -48
     },
 
     {
-       11,  -49,   49,   50,  -49,  -49,  -49,  -49,  -49,  -49,
-      -49,  -49,  -49,  -49,  -49,  -49,  -49,  -49,  -49
+       11,   50,  -49,  -49,   50,   50,   50,   50,   50,   50,
+       50,   50,   50,   50,   50,   50,   50,   50
 
     },
 
     {
-       11,   51,  -50,  -50,   51,   51,   51,   51,   51,   51,
-       51,   51,   51,   51,   51,   51,   51,   51,   51
+       11,  -50,  -50,  -50,  -50,  -50,  -50,  -50,  -50,  -50,
+      -50,  -50,  -50,  -50,  -50,  -50,  -50,  -50
     },
 
     {
-       11,  -51,  -51,  -51,  -51,  -51,  -51,  -51,  -51,  -51,
-      -51,  -51,  -51,  -51,  -51,  -51,  -51,  -51,  -51
+       11,   51,   51,   52,   51,  -51,   51,   51,  -51,   51,
+       51,   51,   51,   51,   51,   51,  -51,   51
     },
 
     {
-       11,   52,   52,   53,   52,  -52,   52,   52,  -52,   52,
-       52,   52,   52,   52,   52,   52,   52,  -52,   52
+       11,  -52,  -52,  -52,  -52,  -52,  -52,  -52,  -52,  -52,
+      -52,  -52,  -52,  -52,  -52,  -52,  -52,  -52
     },
 
     {
-       11,  -53,  -53,  -53,  -53,  -53,  -53,  -53,  -53,  -53,
-      -53,  -53,  -53,  -53,  -53,  -53,  -53,  -53,  -53
+       11,  -53,  -53,   54,  -53,  -53,  -53,  -53,  -53,  -53,
+      -53,  -53,  -53,  -53,  -53,  -53,  -53,  -53
     },
 
     {
-       11,  -54,  -54,   55,  -54,  -54,  -54,  -54,  -54,  -54,
-      -54,  -54,  -54,  -54,  -54,  -54,  -54,  -54,  -54
+       11,  -54,  -54,  -54,  -54,  -54,  -54,  -54,  -54,  -54,
+      -54,  -54,  -54,  -54,  -54,  -54,  -54,  -54
 
     },
 
     {
-       11,  -55,  -55,  -55,  -55,  -55,  -55,  -55,  -55,  -55,
-      -55,  -55,  -55,  -55,  -55,  -55,  -55,  -55,  -55
+       11,  -55,   55,  -55,  -55,  -55,  -55,  -55,  -55,  -55,
+      -55,  -55,  -55,  -55,  -55,  -55,  -55,  -55
     },
 
     {
-       11,  -56,   56,  -56,  -56,  -56,  -56,  -56,  -56,  -56,
-      -56,  -56,  -56,  -56,  -56,  -56,  -56,  -56,  -56
+       11,  -56,  -56,  -56,  -56,  -56,  -56,  -56,  -56,  -56,
+      -56,  -56,  -56,  -56,  -56,  -56,  -56,  -56
     },
 
     {
-       11,  -57,  -57,  -57,  -57,  -57,  -57,  -57,  -57,  -57,
-      -57,  -57,  -57,  -57,  -57,  -57,  -57,  -57,  -57
+       11,   57,   57,  -57,   57,   57,   57,   57,   57,   57,
+       57,   57,   57,   57,   57,   57,   57,   57
     },
 
     {
-       11,   58,   58,  -58,   58,   58,   58,   58,   58,   58,
-       58,   58,   58,   58,   58,   58,   58,   58,   58
+       11,  -58,  -58,  -58,  -58,  -58,  -58,  -58,  -58,  -58,
+      -58,  -58,  -58,  -58,  -58,  -58,  -58,  -58
     },
 
     {
        11,  -59,  -59,  -59,  -59,  -59,  -59,  -59,  -59,  -59,
-      -59,  -59,  -59,  -59,  -59,  -59,  -59,  -59,  -59
+      -59,   59,   59,  -59,  -59,  -59,  -59,  -59
 
     },
 
     {
        11,  -60,  -60,  -60,  -60,  -60,  -60,  -60,  -60,  -60,
-      -60,   66,   61,   61,  -60,  -60,  -60,  -60,  -60
+      -60,  -60,  -60,  -60,  -60,  -60,  -60,  -60
     },
 
     {
        11,  -61,  -61,  -61,  -61,  -61,  -61,  -61,  -61,  -61,
-      -61,   61,   61,   61,  -61,  -61,  -61,  -61,  -61
+      -61,  -61,  -61,  -61,  -61,  -61,  -61,  -61
     },
 
     {
        11,  -62,  -62,  -62,  -62,  -62,  -62,  -62,  -62,  -62,
-      -62,  -62,  -62,  -62,  -62,  -62,  -62,  -62,  -62
+      -62,  -62,  -62,  -62,  -62,  -62,  -62,  -62
     },
 
     {
        11,  -63,  -63,  -63,  -63,  -63,  -63,  -63,  -63,  -63,
-      -63,  -63,  -63,  -63,  -63,  -63,  -63,  -63,  -63
-    },
-
-    {
-       11,  -64,  -64,  -64,  -64,  -64,  -64,  -64,  -64,  -64,
-      -64,  -64,  -64,  -64,  -64,  -64,  -64,  -64,  -64
-
-    },
-
-    {
-       11,  -65,  -65,  -65,  -65,  -65,  -65,  -65,  -65,  -65,
-      -65,  -65,  -65,  -65,  -65,  -65,  -65,  -65,  -65
-    },
-
-    {
-       11,  -66,  -66,  -66,  -66,  -66,  -66,  -66,  -66,  -66,
-      -66,   61,   61,   61,  -66,  -66,  -66,  -66,  -66
+      -63,  -63,  -63,  -63,  -63,  -63,  -63,  -63
     },
 
     } ;
@@ -732,8 +725,8 @@
 	*yy_cp = '\0'; \
 	(yy_c_buf_p) = yy_cp;
 
-#define YY_NUM_RULES 38
-#define YY_END_OF_BUFFER 39
+#define YY_NUM_RULES 37
+#define YY_END_OF_BUFFER 38
 /* This struct is not used in this scanner,
    but its presence is necessary. */
 struct yy_trans_info
@@ -741,15 +734,15 @@
 	flex_int32_t yy_verify;
 	flex_int32_t yy_nxt;
 	};
-static yyconst flex_int16_t yy_accept[67] =
+static yyconst flex_int16_t yy_accept[64] =
     {   0,
         0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
-       39,    5,    4,    2,    3,    7,    8,    6,   37,   34,
-       36,   29,   33,   32,   31,   27,   26,   21,   13,   20,
-       24,   27,   11,   12,   23,   23,   18,   14,   19,   27,
-       27,    4,    2,    3,    3,    1,    6,   37,   34,   36,
-       35,   29,   28,   31,   30,   26,   15,   24,    9,   23,
-       23,   16,   17,   25,   10,   22
+       38,    5,    4,    2,    3,    7,    8,    6,   36,   33,
+       35,   28,   32,   31,   30,   26,   25,   21,   13,   20,
+       23,   26,   11,   12,   22,   18,   14,   19,   26,   26,
+        4,    2,    3,    3,    1,    6,   36,   33,   35,   34,
+       28,   27,   30,   29,   25,   15,   23,    9,   22,   16,
+       17,   24,   10
     } ;
 
 static yyconst flex_int32_t yy_ec[256] =
@@ -758,16 +751,16 @@
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    2,    4,    5,    6,    1,    1,    7,    8,    9,
-       10,    1,    1,    1,   11,   12,   12,   13,   13,   13,
-       13,   13,   13,   13,   13,   13,   13,    1,    1,   14,
-       15,   16,    1,    1,   13,   13,   13,   13,   13,   13,
-       13,   13,   13,   13,   13,   13,   13,   13,   13,   13,
-       13,   13,   13,   13,   13,   13,   13,   13,   13,   13,
-        1,   17,    1,    1,   13,    1,   13,   13,   13,   13,
+       10,    1,    1,    1,   11,   12,   12,   11,   11,   11,
+       11,   11,   11,   11,   11,   11,   11,    1,    1,   13,
+       14,   15,    1,    1,   11,   11,   11,   11,   11,   11,
+       11,   11,   11,   11,   11,   11,   11,   11,   11,   11,
+       11,   11,   11,   11,   11,   11,   11,   11,   11,   11,
+        1,   16,    1,    1,   11,    1,   11,   11,   11,   11,
 
-       13,   13,   13,   13,   13,   13,   13,   13,   13,   13,
-       13,   13,   13,   13,   13,   13,   13,   13,   13,   13,
-       13,   13,    1,   18,    1,    1,    1,    1,    1,    1,
+       11,   11,   11,   11,   11,   11,   11,   11,   11,   11,
+       11,   11,   11,   11,   11,   11,   11,   11,   11,   11,
+       11,   11,    1,   17,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
@@ -861,6 +854,13 @@
 	text[size] = 0;
 }
 
+static void warn_ignored_character(char chr)
+{
+	fprintf(stderr,
+	        "%s:%d:warning: ignoring unsupported character '%c'\n",
+	        zconf_curname(), zconf_lineno(), chr);
+}
+
 #define INITIAL 0
 #define COMMAND 1
 #define HELP 2
@@ -944,7 +944,12 @@
 
 /* Amount of stuff to slurp up with each read. */
 #ifndef YY_READ_BUF_SIZE
+#ifdef __ia64__
+/* On IA-64, the buffer size is 16k, not 8k */
+#define YY_READ_BUF_SIZE 16384
+#else
 #define YY_READ_BUF_SIZE 8192
+#endif /* __ia64__ */
 #endif
 
 /* Copy whatever the last rule matched to the standard output. */
@@ -952,7 +957,7 @@
 /* This used to be an fputs(), but since the string might contain NUL's,
  * we now use fwrite().
  */
-#define ECHO fwrite( zconftext, zconfleng, 1, zconfout )
+#define ECHO do { if (fwrite( zconftext, zconfleng, 1, zconfout )) {} } while (0)
 #endif
 
 /* Gets input and stuffs it into "buf".  number of characters read, or YY_NULL,
@@ -1132,7 +1137,7 @@
 	YY_BREAK
 case 7:
 YY_RULE_SETUP
-
+warn_ignored_character(*zconftext);
 	YY_BREAK
 case 8:
 /* rule 8 can match eol */
@@ -1203,10 +1208,6 @@
 	YY_BREAK
 case 22:
 YY_RULE_SETUP
-/* ignore */
-	YY_BREAK
-case 23:
-YY_RULE_SETUP
 {
 		const struct kconf_id *id = kconf_id_lookup(zconftext, zconfleng);
 		if (id && id->flags & TF_PARAM) {
@@ -1218,26 +1219,22 @@
 		return T_WORD;
 	}
 	YY_BREAK
-case 24:
+case 23:
 YY_RULE_SETUP
 /* comment */
 	YY_BREAK
-case 25:
-/* rule 25 can match eol */
+case 24:
+/* rule 24 can match eol */
 YY_RULE_SETUP
 current_file->lineno++;
 	YY_BREAK
-case 26:
+case 25:
 YY_RULE_SETUP
 
 	YY_BREAK
-case 27:
+case 26:
 YY_RULE_SETUP
-{
-		fprintf(stderr,
-		        "%s:%d:warning: ignoring unsupported character '%c'\n",
-		        zconf_curname(), zconf_lineno(), *zconftext);
-	}
+warn_ignored_character(*zconftext);
 	YY_BREAK
 case YY_STATE_EOF(PARAM):
 {
@@ -1245,8 +1242,8 @@
 	}
 	YY_BREAK
 
-case 28:
-/* rule 28 can match eol */
+case 27:
+/* rule 27 can match eol */
 *yy_cp = (yy_hold_char); /* undo effects of setting up zconftext */
 (yy_c_buf_p) = yy_cp -= 1;
 YY_DO_BEFORE_ACTION; /* set up zconftext again */
@@ -1257,14 +1254,14 @@
 		return T_WORD_QUOTE;
 	}
 	YY_BREAK
+case 28:
+YY_RULE_SETUP
+{
+		append_string(zconftext, zconfleng);
+	}
+	YY_BREAK
 case 29:
-YY_RULE_SETUP
-{
-		append_string(zconftext, zconfleng);
-	}
-	YY_BREAK
-case 30:
-/* rule 30 can match eol */
+/* rule 29 can match eol */
 *yy_cp = (yy_hold_char); /* undo effects of setting up zconftext */
 (yy_c_buf_p) = yy_cp -= 1;
 YY_DO_BEFORE_ACTION; /* set up zconftext again */
@@ -1275,13 +1272,13 @@
 		return T_WORD_QUOTE;
 	}
 	YY_BREAK
-case 31:
+case 30:
 YY_RULE_SETUP
 {
 		append_string(zconftext + 1, zconfleng - 1);
 	}
 	YY_BREAK
-case 32:
+case 31:
 YY_RULE_SETUP
 {
 		if (str == zconftext[0]) {
@@ -1292,8 +1289,8 @@
 			append_string(zconftext, 1);
 	}
 	YY_BREAK
-case 33:
-/* rule 33 can match eol */
+case 32:
+/* rule 32 can match eol */
 YY_RULE_SETUP
 {
 		printf("%s:%d:warning: multi-line strings not supported\n", zconf_curname(), zconf_lineno());
@@ -1308,7 +1305,7 @@
 	}
 	YY_BREAK
 
-case 34:
+case 33:
 YY_RULE_SETUP
 {
 		ts = 0;
@@ -1333,8 +1330,8 @@
 		}
 	}
 	YY_BREAK
-case 35:
-/* rule 35 can match eol */
+case 34:
+/* rule 34 can match eol */
 *yy_cp = (yy_hold_char); /* undo effects of setting up zconftext */
 (yy_c_buf_p) = yy_cp -= 1;
 YY_DO_BEFORE_ACTION; /* set up zconftext again */
@@ -1345,15 +1342,15 @@
 		return T_HELPTEXT;
 	}
 	YY_BREAK
-case 36:
-/* rule 36 can match eol */
+case 35:
+/* rule 35 can match eol */
 YY_RULE_SETUP
 {
 		current_file->lineno++;
 		append_string("\n", 1);
 	}
 	YY_BREAK
-case 37:
+case 36:
 YY_RULE_SETUP
 {
 		while (zconfleng) {
@@ -1384,7 +1381,7 @@
 	yyterminate();
 }
 	YY_BREAK
-case 38:
+case 37:
 YY_RULE_SETUP
 YY_FATAL_ERROR( "flex scanner jammed" );
 	YY_BREAK
@@ -2114,8 +2111,8 @@
 
 /** Setup the input buffer state to scan the given bytes. The next call to zconflex() will
  * scan from a @e copy of @a bytes.
- * @param bytes the byte buffer to scan
- * @param len the number of bytes in the buffer pointed to by @a bytes.
+ * @param yybytes the byte buffer to scan
+ * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
  * 
  * @return the newly allocated buffer state object.
  */