kconfig: add symbol option config syntax

This adds the general framework to the parser to define options for config
symbols with a syntax like:

config FOO
	option bar[="arg"]

Signed-off-by: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
diff --git a/scripts/kconfig/zconf.hash.c_shipped b/scripts/kconfig/zconf.hash.c_shipped
index 345f0fc..47c8b5b 100644
--- a/scripts/kconfig/zconf.hash.c_shipped
+++ b/scripts/kconfig/zconf.hash.c_shipped
@@ -53,10 +53,10 @@
       47, 47, 47, 47, 47, 47, 47, 47, 47, 47,
       47, 47, 47, 47, 47, 47, 47, 47, 47, 47,
       47, 47, 47, 47, 47, 47, 47, 47, 47, 47,
-      47, 47, 47, 47, 47, 47, 47, 25, 10, 15,
-       0,  0,  5, 47,  0,  0, 47, 47,  0, 10,
-       0, 20, 20, 20,  5,  0,  0, 20, 47, 47,
-      20, 47, 47, 47, 47, 47, 47, 47, 47, 47,
+      47, 47, 47, 47, 47, 47, 47, 25, 30, 15,
+       0, 15,  0, 47,  5, 15, 47, 47, 30, 20,
+       5,  0, 25, 15,  0,  0, 10, 35, 47, 47,
+       5, 47, 47, 47, 47, 47, 47, 47, 47, 47,
       47, 47, 47, 47, 47, 47, 47, 47, 47, 47,
       47, 47, 47, 47, 47, 47, 47, 47, 47, 47,
       47, 47, 47, 47, 47, 47, 47, 47, 47, 47,
@@ -88,69 +88,75 @@
 
 struct kconf_id_strings_t
   {
-    char kconf_id_strings_str2[sizeof("if")];
-    char kconf_id_strings_str3[sizeof("int")];
-    char kconf_id_strings_str4[sizeof("help")];
-    char kconf_id_strings_str5[sizeof("endif")];
-    char kconf_id_strings_str6[sizeof("select")];
-    char kconf_id_strings_str7[sizeof("endmenu")];
-    char kconf_id_strings_str8[sizeof("tristate")];
-    char kconf_id_strings_str9[sizeof("endchoice")];
+    char kconf_id_strings_str2[sizeof("on")];
+    char kconf_id_strings_str6[sizeof("string")];
+    char kconf_id_strings_str7[sizeof("default")];
+    char kconf_id_strings_str8[sizeof("def_bool")];
     char kconf_id_strings_str10[sizeof("range")];
-    char kconf_id_strings_str11[sizeof("string")];
-    char kconf_id_strings_str12[sizeof("default")];
-    char kconf_id_strings_str13[sizeof("def_bool")];
-    char kconf_id_strings_str14[sizeof("menu")];
-    char kconf_id_strings_str16[sizeof("def_boolean")];
-    char kconf_id_strings_str17[sizeof("def_tristate")];
-    char kconf_id_strings_str18[sizeof("mainmenu")];
-    char kconf_id_strings_str20[sizeof("menuconfig")];
-    char kconf_id_strings_str21[sizeof("config")];
-    char kconf_id_strings_str22[sizeof("on")];
-    char kconf_id_strings_str23[sizeof("hex")];
-    char kconf_id_strings_str26[sizeof("source")];
-    char kconf_id_strings_str27[sizeof("depends")];
-    char kconf_id_strings_str28[sizeof("optional")];
-    char kconf_id_strings_str31[sizeof("enable")];
-    char kconf_id_strings_str32[sizeof("comment")];
-    char kconf_id_strings_str33[sizeof("requires")];
+    char kconf_id_strings_str11[sizeof("def_boolean")];
+    char kconf_id_strings_str12[sizeof("def_tristate")];
+    char kconf_id_strings_str13[sizeof("hex")];
+    char kconf_id_strings_str14[sizeof("defconfig_list")];
+    char kconf_id_strings_str16[sizeof("option")];
+    char kconf_id_strings_str17[sizeof("if")];
+    char kconf_id_strings_str18[sizeof("optional")];
+    char kconf_id_strings_str20[sizeof("endif")];
+    char kconf_id_strings_str21[sizeof("choice")];
+    char kconf_id_strings_str22[sizeof("endmenu")];
+    char kconf_id_strings_str23[sizeof("requires")];
+    char kconf_id_strings_str24[sizeof("endchoice")];
+    char kconf_id_strings_str26[sizeof("config")];
+    char kconf_id_strings_str27[sizeof("modules")];
+    char kconf_id_strings_str28[sizeof("int")];
+    char kconf_id_strings_str29[sizeof("menu")];
+    char kconf_id_strings_str31[sizeof("prompt")];
+    char kconf_id_strings_str32[sizeof("depends")];
+    char kconf_id_strings_str33[sizeof("tristate")];
     char kconf_id_strings_str34[sizeof("bool")];
+    char kconf_id_strings_str35[sizeof("menuconfig")];
+    char kconf_id_strings_str36[sizeof("select")];
     char kconf_id_strings_str37[sizeof("boolean")];
-    char kconf_id_strings_str41[sizeof("choice")];
-    char kconf_id_strings_str46[sizeof("prompt")];
+    char kconf_id_strings_str39[sizeof("help")];
+    char kconf_id_strings_str41[sizeof("source")];
+    char kconf_id_strings_str42[sizeof("comment")];
+    char kconf_id_strings_str43[sizeof("mainmenu")];
+    char kconf_id_strings_str46[sizeof("enable")];
   };
 static struct kconf_id_strings_t kconf_id_strings_contents =
   {
-    "if",
-    "int",
-    "help",
-    "endif",
-    "select",
-    "endmenu",
-    "tristate",
-    "endchoice",
-    "range",
+    "on",
     "string",
     "default",
     "def_bool",
-    "menu",
+    "range",
     "def_boolean",
     "def_tristate",
-    "mainmenu",
-    "menuconfig",
-    "config",
-    "on",
     "hex",
-    "source",
-    "depends",
+    "defconfig_list",
+    "option",
+    "if",
     "optional",
-    "enable",
-    "comment",
-    "requires",
-    "bool",
-    "boolean",
+    "endif",
     "choice",
-    "prompt"
+    "endmenu",
+    "requires",
+    "endchoice",
+    "config",
+    "modules",
+    "int",
+    "menu",
+    "prompt",
+    "depends",
+    "tristate",
+    "bool",
+    "menuconfig",
+    "select",
+    "boolean",
+    "help",
+    "source",
+    "comment",
+    "mainmenu",
+    "enable"
   };
 #define kconf_id_strings ((const char *) &kconf_id_strings_contents)
 #ifdef __GNUC__
@@ -161,9 +167,9 @@
 {
   enum
     {
-      TOTAL_KEYWORDS = 30,
+      TOTAL_KEYWORDS = 33,
       MIN_WORD_LENGTH = 2,
-      MAX_WORD_LENGTH = 12,
+      MAX_WORD_LENGTH = 14,
       MIN_HASH_VALUE = 2,
       MAX_HASH_VALUE = 46
     };
@@ -171,43 +177,48 @@
   static struct kconf_id wordlist[] =
     {
       {-1}, {-1},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str2,		T_IF,		TF_COMMAND|TF_PARAM},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str3,		T_TYPE,		TF_COMMAND, S_INT},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str4,		T_HELP,		TF_COMMAND},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str5,		T_ENDIF,	TF_COMMAND},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str6,		T_SELECT,	TF_COMMAND},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str7,	T_ENDMENU,	TF_COMMAND},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str8,	T_TYPE,		TF_COMMAND, S_TRISTATE},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str9,	T_ENDCHOICE,	TF_COMMAND},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str10,		T_RANGE,	TF_COMMAND},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str11,		T_TYPE,		TF_COMMAND, S_STRING},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str12,	T_DEFAULT,	TF_COMMAND, S_UNKNOWN},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str13,	T_DEFAULT,	TF_COMMAND, S_BOOLEAN},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str14,		T_MENU,		TF_COMMAND},
-      {-1},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str16,	T_DEFAULT,	TF_COMMAND, S_BOOLEAN},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str17,	T_DEFAULT,	TF_COMMAND, S_TRISTATE},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str18,	T_MAINMENU,	TF_COMMAND},
-      {-1},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str20,	T_MENUCONFIG,	TF_COMMAND},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str21,		T_CONFIG,	TF_COMMAND},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str22,		T_ON,		TF_PARAM},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str23,		T_TYPE,		TF_COMMAND, S_HEX},
-      {-1}, {-1},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str26,		T_SOURCE,	TF_COMMAND},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str27,	T_DEPENDS,	TF_COMMAND},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str28,	T_OPTIONAL,	TF_COMMAND},
-      {-1}, {-1},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str31,		T_SELECT,	TF_COMMAND},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str32,	T_COMMENT,	TF_COMMAND},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str33,	T_REQUIRES,	TF_COMMAND},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str34,		T_TYPE,		TF_COMMAND, S_BOOLEAN},
-      {-1}, {-1},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str37,	T_TYPE,		TF_COMMAND, S_BOOLEAN},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str2,		T_ON,		TF_PARAM},
       {-1}, {-1}, {-1},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str41,		T_CHOICE,	TF_COMMAND},
-      {-1}, {-1}, {-1}, {-1},
-      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str46,		T_PROMPT,	TF_COMMAND}
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str6,		T_TYPE,		TF_COMMAND, S_STRING},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str7,	T_DEFAULT,	TF_COMMAND, S_UNKNOWN},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str8,	T_DEFAULT,	TF_COMMAND, S_BOOLEAN},
+      {-1},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str10,		T_RANGE,	TF_COMMAND},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str11,	T_DEFAULT,	TF_COMMAND, S_BOOLEAN},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str12,	T_DEFAULT,	TF_COMMAND, S_TRISTATE},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str13,		T_TYPE,		TF_COMMAND, S_HEX},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str14,	T_OPT_DEFCONFIG_LIST,TF_OPTION},
+      {-1},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str16,		T_OPTION,	TF_COMMAND},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str17,		T_IF,		TF_COMMAND|TF_PARAM},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str18,	T_OPTIONAL,	TF_COMMAND},
+      {-1},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str20,		T_ENDIF,	TF_COMMAND},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str21,		T_CHOICE,	TF_COMMAND},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str22,	T_ENDMENU,	TF_COMMAND},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str23,	T_REQUIRES,	TF_COMMAND},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str24,	T_ENDCHOICE,	TF_COMMAND},
+      {-1},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str26,		T_CONFIG,	TF_COMMAND},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str27,	T_OPT_MODULES,	TF_OPTION},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str28,		T_TYPE,		TF_COMMAND, S_INT},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str29,		T_MENU,		TF_COMMAND},
+      {-1},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str31,		T_PROMPT,	TF_COMMAND},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str32,	T_DEPENDS,	TF_COMMAND},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str33,	T_TYPE,		TF_COMMAND, S_TRISTATE},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str34,		T_TYPE,		TF_COMMAND, S_BOOLEAN},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str35,	T_MENUCONFIG,	TF_COMMAND},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str36,		T_SELECT,	TF_COMMAND},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str37,	T_TYPE,		TF_COMMAND, S_BOOLEAN},
+      {-1},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str39,		T_HELP,		TF_COMMAND},
+      {-1},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str41,		T_SOURCE,	TF_COMMAND},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str42,	T_COMMENT,	TF_COMMAND},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str43,	T_MAINMENU,	TF_COMMAND},
+      {-1}, {-1},
+      {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str46,		T_SELECT,	TF_COMMAND}
     };
 
   if (len <= MAX_WORD_LENGTH && len >= MIN_WORD_LENGTH)