diff options
Diffstat (limited to 'release/src/router/busybox/scripts/config/expr.h')
-rw-r--r-- | release/src/router/busybox/scripts/config/expr.h | 242 |
1 files changed, 0 insertions, 242 deletions
diff --git a/release/src/router/busybox/scripts/config/expr.h b/release/src/router/busybox/scripts/config/expr.h deleted file mode 100644 index e96d03b5..00000000 --- a/release/src/router/busybox/scripts/config/expr.h +++ /dev/null @@ -1,242 +0,0 @@ -/* - * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> - * Released under the terms of the GNU GPL v2.0. - */ - -#ifndef EXPR_H -#define EXPR_H - -#ifdef __cplusplus -extern "C" { -#endif - -#include <stdio.h> -#ifndef __cplusplus -#include <stdbool.h> -#endif - -struct file { - struct file *next; - struct file *parent; -#ifdef CML1 - struct statement *stmt; - struct statement *last_stmt; -#endif - char *name; - int lineno; - int flags; -}; - -#define FILE_BUSY 0x0001 -#define FILE_SCANNED 0x0002 -#define FILE_PRINTED 0x0004 - -typedef enum tristate { - no, mod, yes -} tristate; - -enum expr_type { - E_NONE, E_OR, E_AND, E_NOT, E_EQUAL, E_UNEQUAL, E_CHOICE, E_SYMBOL -}; - -union expr_data { - struct expr *expr; - struct symbol *sym; -}; - -struct expr { -#ifdef CML1 - int token; -#else - enum expr_type type; -#endif - union expr_data left, right; -}; - -#define E_TRI(ev) ((ev).tri) -#define E_EXPR(ev) ((ev).expr) -#define E_CALC(ev) (E_TRI(ev) = expr_calc_value(E_EXPR(ev))) - -#define E_OR(dep1, dep2) (((dep1)>(dep2))?(dep1):(dep2)) -#define E_AND(dep1, dep2) (((dep1)<(dep2))?(dep1):(dep2)) -#define E_NOT(dep) (2-(dep)) - -struct expr_value { - struct expr *expr; - tristate tri; -}; - -#define S_VAL(sv) ((sv).value) -#define S_TRI(sv) ((sv).tri) -#define S_EQ(sv1, sv2) (S_VAL(sv1) == S_VAL(sv2) || !strcmp(S_VAL(sv1), S_VAL(sv2))) - -struct symbol_value { - void *value; - tristate tri; -}; - -enum symbol_type { - S_UNKNOWN, S_BOOLEAN, S_TRISTATE, S_INT, S_HEX, S_STRING, S_OTHER -}; - -struct symbol { - struct symbol *next; - char *name; - char *help; -#ifdef CML1 - int type; -#else - enum symbol_type type; -#endif - struct symbol_value curr, def; - tristate visible; - int flags; - struct property *prop; - struct expr *dep, *dep2; - struct menu *menu; -}; - -#define for_all_symbols(i, sym) for (i = 0; i < 257; i++) for (sym = symbol_hash[i]; sym; sym = sym->next) if (sym->type != S_OTHER) - -#ifdef CML1 -#define SYMBOL_UNKNOWN S_UNKNOWN -#define SYMBOL_BOOLEAN S_BOOLEAN -#define SYMBOL_TRISTATE S_TRISTATE -#define SYMBOL_INT S_INT -#define SYMBOL_HEX S_HEX -#define SYMBOL_STRING S_STRING -#define SYMBOL_OTHER S_OTHER -#endif - -#define SYMBOL_YES 0x0001 -#define SYMBOL_MOD 0x0002 -#define SYMBOL_NO 0x0004 -#define SYMBOL_CONST 0x0007 -#define SYMBOL_CHECK 0x0008 -#define SYMBOL_CHOICE 0x0010 -#define SYMBOL_CHOICEVAL 0x0020 -#define SYMBOL_PRINTED 0x0040 -#define SYMBOL_VALID 0x0080 -#define SYMBOL_OPTIONAL 0x0100 -#define SYMBOL_WRITE 0x0200 -#define SYMBOL_CHANGED 0x0400 -#define SYMBOL_NEW 0x0800 -#define SYMBOL_AUTO 0x1000 - -#define SYMBOL_MAXLENGTH 256 -#define SYMBOL_HASHSIZE 257 -#define SYMBOL_HASHMASK 0xff - -enum prop_type { - P_UNKNOWN, P_PROMPT, P_COMMENT, P_MENU, P_ROOTMENU, P_DEFAULT, P_CHOICE -}; - -struct property { - struct property *next; - struct symbol *sym; -#ifdef CML1 - int token; -#else - enum prop_type type; -#endif - const char *text; - struct symbol *def; - struct expr_value visible; - struct expr *dep; - struct expr *dep2; - struct menu *menu; - struct file *file; - int lineno; -#ifdef CML1 - struct property *next_pos; -#endif -}; - -#define for_all_properties(sym, st, tok) \ - for (st = sym->prop; st; st = st->next) \ - if (st->type == (tok)) -#define for_all_prompts(sym, st) for_all_properties(sym, st, P_PROMPT) -#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) - -struct menu { - struct menu *next; - struct menu *parent; - struct menu *list; - struct symbol *sym; - struct property *prompt; - struct expr *dep; - //char *help; - struct file *file; - int lineno; - void *data; -}; - -#ifndef SWIG - -extern struct file *file_list; -extern struct file *current_file; -struct file *lookup_file(const char *name); - -extern struct symbol symbol_yes, symbol_no, symbol_mod; -extern struct symbol *modules_sym; -extern int cdebug; -extern int print_type; -struct expr *expr_alloc_symbol(struct symbol *sym); -#ifdef CML1 -struct expr *expr_alloc_one(int token, struct expr *ce); -struct expr *expr_alloc_two(int token, struct expr *e1, struct expr *e2); -struct expr *expr_alloc_comp(int token, struct symbol *s1, struct symbol *s2); -#else -struct expr *expr_alloc_one(enum expr_type type, struct expr *ce); -struct expr *expr_alloc_two(enum expr_type type, struct expr *e1, struct expr *e2); -struct expr *expr_alloc_comp(enum expr_type type, struct symbol *s1, struct symbol *s2); -#endif -struct expr *expr_alloc_and(struct expr *e1, struct expr *e2); -struct expr *expr_copy(struct expr *org); -void expr_free(struct expr *e); -int expr_eq(struct expr *e1, struct expr *e2); -void expr_eliminate_eq(struct expr **ep1, struct expr **ep2); -tristate expr_calc_value(struct expr *e); -struct expr *expr_eliminate_yn(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); -bool expr_depends_symbol(struct expr *dep, struct symbol *sym); -struct expr *expr_extract_eq_and(struct expr **ep1, struct expr **ep2); -struct expr *expr_extract_eq_or(struct expr **ep1, struct expr **ep2); -void expr_extract_eq(enum expr_type type, struct expr **ep, struct expr **ep1, struct expr **ep2); -struct expr *expr_trans_compare(struct expr *e, enum expr_type type, struct symbol *sym); - -void expr_fprint(struct expr *e, FILE *out); -void print_expr(int mask, struct expr *e, int prevtoken); - -#ifdef CML1 -static inline int expr_is_yes(struct expr *e) -{ - return !e || (e->token == WORD && e->left.sym == &symbol_yes); -} - -static inline int expr_is_no(struct expr *e) -{ - return e && (e->token == WORD && e->left.sym == &symbol_no); -} -#else -static inline int expr_is_yes(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); -} -#endif -#endif - -#ifdef __cplusplus -} -#endif - -#endif /* EXPR_H */ |