kconfig: environment symbol support
Add the possibility to import a value from the environment into kconfig
via the option syntax. Beside flexibility this has the advantage
providing proper dependencies.
Documented the options syntax.
Signed-off-by: Roman Zippel <zippel@linux-m68k.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 ab28b18..c9d26bc 100644
--- a/scripts/kconfig/zconf.hash.c_shipped
+++ b/scripts/kconfig/zconf.hash.c_shipped
@@ -53,10 +53,10 @@
49, 49, 49, 49, 49, 49, 49, 49, 49, 49,
49, 49, 49, 49, 49, 49, 49, 49, 49, 49,
49, 49, 49, 49, 49, 49, 49, 49, 49, 49,
- 49, 49, 49, 49, 49, 49, 49, 18, 11, 5,
+ 49, 49, 49, 49, 49, 49, 49, 35, 35, 5,
0, 0, 5, 49, 5, 20, 49, 49, 5, 20,
- 5, 0, 30, 49, 0, 15, 0, 10, 49, 49,
- 25, 49, 49, 49, 49, 49, 49, 49, 49, 49,
+ 5, 0, 30, 49, 0, 15, 0, 10, 0, 49,
+ 10, 49, 49, 49, 49, 49, 49, 49, 49, 49,
49, 49, 49, 49, 49, 49, 49, 49, 49, 49,
49, 49, 49, 49, 49, 49, 49, 49, 49, 49,
49, 49, 49, 49, 49, 49, 49, 49, 49, 49,
@@ -89,6 +89,7 @@
struct kconf_id_strings_t
{
char kconf_id_strings_str2[sizeof("on")];
+ char kconf_id_strings_str3[sizeof("env")];
char kconf_id_strings_str5[sizeof("endif")];
char kconf_id_strings_str6[sizeof("option")];
char kconf_id_strings_str7[sizeof("endmenu")];
@@ -99,30 +100,31 @@
char kconf_id_strings_str12[sizeof("default")];
char kconf_id_strings_str13[sizeof("def_bool")];
char kconf_id_strings_str14[sizeof("help")];
- char kconf_id_strings_str15[sizeof("bool")];
char kconf_id_strings_str16[sizeof("config")];
char kconf_id_strings_str17[sizeof("def_tristate")];
- char kconf_id_strings_str18[sizeof("boolean")];
+ char kconf_id_strings_str18[sizeof("hex")];
char kconf_id_strings_str19[sizeof("defconfig_list")];
char kconf_id_strings_str21[sizeof("string")];
char kconf_id_strings_str22[sizeof("if")];
char kconf_id_strings_str23[sizeof("int")];
- char kconf_id_strings_str24[sizeof("enable")];
char kconf_id_strings_str26[sizeof("select")];
char kconf_id_strings_str27[sizeof("modules")];
char kconf_id_strings_str28[sizeof("tristate")];
char kconf_id_strings_str29[sizeof("menu")];
char kconf_id_strings_str31[sizeof("source")];
char kconf_id_strings_str32[sizeof("comment")];
- char kconf_id_strings_str33[sizeof("hex")];
char kconf_id_strings_str35[sizeof("menuconfig")];
char kconf_id_strings_str36[sizeof("prompt")];
char kconf_id_strings_str37[sizeof("depends")];
+ char kconf_id_strings_str39[sizeof("bool")];
+ char kconf_id_strings_str41[sizeof("enable")];
+ char kconf_id_strings_str42[sizeof("boolean")];
char kconf_id_strings_str48[sizeof("mainmenu")];
};
static struct kconf_id_strings_t kconf_id_strings_contents =
{
"on",
+ "env",
"endif",
"option",
"endmenu",
@@ -133,25 +135,25 @@
"default",
"def_bool",
"help",
- "bool",
"config",
"def_tristate",
- "boolean",
+ "hex",
"defconfig_list",
"string",
"if",
"int",
- "enable",
"select",
"modules",
"tristate",
"menu",
"source",
"comment",
- "hex",
"menuconfig",
"prompt",
"depends",
+ "bool",
+ "enable",
+ "boolean",
"mainmenu"
};
#define kconf_id_strings ((const char *) &kconf_id_strings_contents)
@@ -163,7 +165,7 @@
{
enum
{
- TOTAL_KEYWORDS = 31,
+ TOTAL_KEYWORDS = 32,
MIN_WORD_LENGTH = 2,
MAX_WORD_LENGTH = 14,
MIN_HASH_VALUE = 2,
@@ -174,7 +176,8 @@
{
{-1}, {-1},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str2, T_ON, TF_PARAM},
- {-1}, {-1},
+ {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str3, T_OPT_ENV, TF_OPTION},
+ {-1},
{(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_OPTION, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str7, T_ENDMENU, TF_COMMAND},
@@ -185,17 +188,16 @@
{(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_HELP, TF_COMMAND},
- {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str15, T_TYPE, TF_COMMAND, S_BOOLEAN},
+ {-1},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str16, T_CONFIG, TF_COMMAND},
{(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_TYPE, TF_COMMAND, S_BOOLEAN},
+ {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str18, T_TYPE, TF_COMMAND, S_HEX},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str19, T_OPT_DEFCONFIG_LIST,TF_OPTION},
{-1},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str21, T_TYPE, TF_COMMAND, S_STRING},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str22, T_IF, TF_COMMAND|TF_PARAM},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str23, T_TYPE, TF_COMMAND, S_INT},
- {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str24, T_SELECT, TF_COMMAND},
- {-1},
+ {-1}, {-1},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str26, T_SELECT, 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_TRISTATE},
@@ -203,13 +205,16 @@
{-1},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str31, T_SOURCE, 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_TYPE, TF_COMMAND, S_HEX},
- {-1},
+ {-1}, {-1},
{(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_PROMPT, TF_COMMAND},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str37, T_DEPENDS, TF_COMMAND},
- {-1}, {-1}, {-1}, {-1}, {-1}, {-1}, {-1}, {-1}, {-1},
{-1},
+ {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str39, T_TYPE, TF_COMMAND, S_BOOLEAN},
+ {-1},
+ {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str41, T_SELECT, TF_COMMAND},
+ {(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str42, T_TYPE, TF_COMMAND, S_BOOLEAN},
+ {-1}, {-1}, {-1}, {-1}, {-1},
{(int)(long)&((struct kconf_id_strings_t *)0)->kconf_id_strings_str48, T_MAINMENU, TF_COMMAND}
};