diff options
Diffstat (limited to 'scripts/kconfig/expr.h')
-rw-r--r-- | scripts/kconfig/expr.h | 41 |
1 files changed, 14 insertions, 27 deletions
diff --git a/scripts/kconfig/expr.h b/scripts/kconfig/expr.h index 0158f5eac454..2bc96cd28253 100644 --- a/scripts/kconfig/expr.h +++ b/scripts/kconfig/expr.h @@ -12,12 +12,11 @@ extern "C" { #include <assert.h> #include <stdio.h> -#include "list_types.h" #ifndef __cplusplus #include <stdbool.h> #endif -#include "list_types.h" +#include <list_types.h> typedef enum tristate { no, mod, yes @@ -26,7 +25,7 @@ typedef enum tristate { enum expr_type { E_NONE, E_OR, E_AND, E_NOT, E_EQUAL, E_UNEQUAL, E_LTH, E_LEQ, E_GTH, E_GEQ, - E_LIST, E_SYMBOL, E_RANGE + E_SYMBOL, E_RANGE }; union expr_data { @@ -43,9 +42,6 @@ struct expr { #define EXPR_AND(dep1, dep2) (((dep1)<(dep2))?(dep1):(dep2)) #define EXPR_NOT(dep) (2-(dep)) -#define expr_list_for_each_sym(l, e, s) \ - for (e = (l); e && (s = e->right.sym); e = e->left.expr) - struct expr_value { struct expr *expr; tristate tri; @@ -72,8 +68,9 @@ enum { /* * Represents a configuration symbol. * - * Choices are represented as a special kind of symbol and have the - * SYMBOL_CHOICE bit set in 'flags'. + * Choices are represented as a special kind of symbol with null name. + * + * @choice_link: linked to menu::choice_members */ struct symbol { /* link node for the hash table */ @@ -111,6 +108,8 @@ struct symbol { /* config entries associated with this symbol */ struct list_head menus; + struct list_head choice_link; + /* SYMBOL_* flags */ int flags; @@ -131,14 +130,9 @@ struct symbol { #define SYMBOL_CONST 0x0001 /* symbol is const */ #define SYMBOL_CHECK 0x0008 /* used during dependency checking */ -#define SYMBOL_CHOICE 0x0010 /* start of a choice block (null name) */ -#define SYMBOL_CHOICEVAL 0x0020 /* used as a value in a choice block */ #define SYMBOL_VALID 0x0080 /* set when symbol.curr is calculated */ -#define SYMBOL_OPTIONAL 0x0100 /* choice is optional - values can be 'n' */ #define SYMBOL_WRITE 0x0200 /* write symbol to file (KCONFIG_CONFIG) */ -#define SYMBOL_CHANGED 0x0400 /* ? */ #define SYMBOL_WRITTEN 0x0800 /* track info to avoid double-write to .config */ -#define SYMBOL_NO_WRITE 0x1000 /* Symbol for internal use only; it will not be written */ #define SYMBOL_CHECKED 0x2000 /* used during dependency checking */ #define SYMBOL_WARNED 0x8000 /* warning has been issued */ @@ -149,9 +143,6 @@ struct symbol { #define SYMBOL_DEF3 0x40000 /* symbol.def[S_DEF_3] is valid */ #define SYMBOL_DEF4 0x80000 /* symbol.def[S_DEF_4] is valid */ -/* choice values need to be set before calculating this symbol value */ -#define SYMBOL_NEED_SET_CHOICE_VALUES 0x100000 - #define SYMBOL_MAXLENGTH 256 /* A property represent the config options that can be associated @@ -174,7 +165,6 @@ enum prop_type { P_COMMENT, /* text associated with a comment */ P_MENU, /* prompt associated with a menu or menuconfig symbol */ P_DEFAULT, /* default y */ - P_CHOICE, /* choice value */ P_SELECT, /* select BAR */ P_IMPLY, /* imply BAR */ P_RANGE, /* range 7..100 (for a symbol) */ @@ -188,7 +178,7 @@ struct property { struct expr_value visible; 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, + * valid for: P_SELECT, P_RANGE, * P_PROMPT, P_DEFAULT, P_MENU, P_COMMENT */ const char *filename; /* what file was this property defined */ int lineno; /* what lineno was this property defined */ @@ -198,7 +188,6 @@ struct property { for (st = sym->prop; st; st = st->next) \ if (st->type == (tok)) #define for_all_defaults(sym, st) for_all_properties(sym, st, P_DEFAULT) -#define for_all_choices(sym, st) for_all_properties(sym, st, P_CHOICE) #define for_all_prompts(sym, st) \ for (st = sym->prop; st; st = st->next) \ if (st->text) @@ -208,6 +197,8 @@ struct property { * for all front ends). Each symbol, menu, etc. defined in the Kconfig files * gets a node. A symbol defined in multiple locations gets one node at each * location. + * + * @choice_members: list of choice members with priority. */ struct menu { /* The next menu node at the same level */ @@ -227,6 +218,8 @@ struct menu { struct list_head link; /* link to symbol::menus */ + struct list_head choice_members; + /* * The prompt associated with the node. This holds the prompt for a * symbol as well as the text for a menu or comment, along with the @@ -288,7 +281,6 @@ void expr_free(struct expr *e); void expr_eliminate_eq(struct expr **ep1, struct expr **ep2); int expr_eq(struct expr *e1, struct expr *e2); tristate expr_calc_value(struct expr *e); -struct expr *expr_trans_bool(struct expr *e); struct expr *expr_eliminate_dups(struct expr *e); struct expr *expr_transform(struct expr *e); int expr_contains_symbol(struct expr *dep, struct symbol *sym); @@ -297,20 +289,15 @@ struct expr *expr_trans_compare(struct expr *e, enum expr_type type, struct symb void expr_fprint(struct expr *e, FILE *out); struct gstr; /* forward */ -void expr_gstr_print(struct expr *e, struct gstr *gs); +void expr_gstr_print(const struct expr *e, struct gstr *gs); void expr_gstr_print_revdep(struct expr *e, struct gstr *gs, tristate pr_type, const char *title); -static inline int expr_is_yes(struct expr *e) +static inline int expr_is_yes(const struct expr *e) { return !e || (e->type == E_SYMBOL && e->left.sym == &symbol_yes); } -static inline int expr_is_no(struct expr *e) -{ - return e && (e->type == E_SYMBOL && e->left.sym == &symbol_no); -} - #ifdef __cplusplus } #endif |