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authorSam Ravnborg <sam@ravnborg.org>2008-12-26 21:32:31 +0100
committerSam Ravnborg <sam@ravnborg.org>2009-01-02 20:43:21 +0100
commitcf82607a904d3b2ed3d66f8799f00d1099c1849c (patch)
tree63209ddb7968a73cc171117d465b721b14c31afb /scripts/kconfig
parent5b2cf365a8e9bbf781939e941ed548c9743fdeea (diff)
kconfig: struct property commented
No functional changes Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Diffstat (limited to 'scripts/kconfig')
-rw-r--r--scripts/kconfig/expr.h40
1 files changed, 30 insertions, 10 deletions
diff --git a/scripts/kconfig/expr.h b/scripts/kconfig/expr.h
index 0bdb58eda0cb..6408fefae083 100644
--- a/scripts/kconfig/expr.h
+++ b/scripts/kconfig/expr.h
@@ -111,21 +111,41 @@ struct symbol {
#define SYMBOL_HASHSIZE 257
#define SYMBOL_HASHMASK 0xff
+/* A property represent the config options that can be associated
+ * with a config "symbol".
+ * Sample:
+ * config FOO
+ * default y
+ * prompt "foo prompt"
+ * select BAR
+ * config BAZ
+ * int "BAZ Value"
+ * range 1..255
+ */
enum prop_type {
- P_UNKNOWN, P_PROMPT, P_COMMENT, P_MENU, P_DEFAULT, P_CHOICE,
- P_SELECT, P_RANGE, P_ENV
+ P_UNKNOWN,
+ P_PROMPT, /* prompt "foo prompt" or "BAZ Value" */
+ P_COMMENT, /* text associated with a comment */
+ P_MENU, /* prompt associated with a menuconfig option */
+ P_DEFAULT, /* default y */
+ P_CHOICE, /* choice value */
+ P_SELECT, /* select BAR */
+ P_RANGE, /* range 7..100 (for a symbol) */
+ P_ENV, /* value from environment variable */
};
struct property {
- struct property *next;
- struct symbol *sym;
- enum prop_type type;
- const char *text;
+ struct property *next; /* next property - null if last */
+ struct symbol *sym; /* the symbol for which the property is associated */
+ enum prop_type type; /* type of property */
+ const char *text; /* the prompt value - P_PROMPT, P_MENU, P_COMMENT */
struct expr_value visible;
- struct expr *expr;
- struct menu *menu;
- struct file *file;
- int lineno;
+ struct expr *expr; /* the optional conditional part of the property */
+ struct menu *menu; /* the menu the property are associated with
+ * valid for: P_SELECT, P_RANGE, P_CHOICE,
+ * P_PROMPT, P_DEFAULT, P_MENU, P_COMMENT */
+ struct file *file; /* what file was this property defined */
+ int lineno; /* what lineno was this property defined */
};
#define for_all_properties(sym, st, tok) \

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