base/config/kconfig/expr.h File Reference

#include <stdio.h>
#include <stdbool.h>

Include dependency graph for expr.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Data Structures
struct	file
union	expr_data
struct	expr
struct	expr_value
struct	symbol_value
struct	symbol
struct	property
struct	menu
Defines
#define	FILE_BUSY   0x0001
#define	FILE_SCANNED   0x0002
#define	FILE_PRINTED   0x0004
#define	E_OR(dep1, dep2)   (((dep1)>(dep2))?(dep1):(dep2))
#define	E_AND(dep1, dep2)   (((dep1)<(dep2))?(dep1):(dep2))
#define	E_NOT(dep)   (2-(dep))
#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)
#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_CHECKED   0x2000
#define	SYMBOL_CHECK_DONE   0x4000
#define	SYMBOL_WARNED   0x8000
#define	SYMBOL_MAXLENGTH   256
#define	SYMBOL_HASHSIZE   257
#define	SYMBOL_HASHMASK   0xff
#define	for_all_properties(sym, st, 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)
#define	MENU_CHANGED   0x0001
#define	MENU_ROOT   0x0002
Typedefs
typedef enum tristate	tristate
Enumerations
enum	tristate { no, mod, yes }
enum	expr_type {   E_NONE, E_OR, E_AND, E_NOT,   E_EQUAL, E_UNEQUAL, E_CHOICE, E_SYMBOL,   E_RANGE }
enum	symbol_type {   S_UNKNOWN, S_BOOLEAN, S_TRISTATE, S_INT,   S_HEX, S_STRING, S_OTHER }
enum	prop_type {   P_UNKNOWN, P_PROMPT, P_COMMENT, P_MENU,   P_DEFAULT, P_CHOICE, P_SELECT, P_RANGE }
Functions
file *	lookup_file (const char *name)
expr *	expr_alloc_symbol (struct symbol *sym)
expr *	expr_alloc_one (enum expr_type type, struct expr *ce)
expr *	expr_alloc_two (enum expr_type type, struct expr *e1, struct expr *e2)
expr *	expr_alloc_comp (enum expr_type type, struct symbol *s1, struct symbol *s2)
expr *	expr_alloc_and (struct expr *e1, struct expr *e2)
expr *	expr_alloc_or (struct expr *e1, struct expr *e2)
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)
expr *	expr_eliminate_yn (struct expr *e)
expr *	expr_trans_bool (struct expr *e)
expr *	expr_eliminate_dups (struct expr *e)
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)
expr *	expr_extract_eq_and (struct expr **ep1, struct expr **ep2)
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)
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)
int	expr_is_yes (struct expr *e)
int	expr_is_no (struct expr *e)
Variables
file *	file_list
file *	current_file
symbol symbol_yes symbol_no	symbol_mod
symbol *	modules_sym
int	cdebug

---

Define Documentation

#define E_AND (  dep1, dep2   )     (((dep1)<(dep2))?(dep1):(dep2))

Definition at line 49 of file expr.h. Referenced by __expr_eliminate_eq(), expr_alloc_and(), expr_calc_value(), expr_compare_type(), expr_contains_symbol(), expr_copy(), expr_depends_symbol(), expr_eliminate_dups(), expr_eliminate_dups1(), expr_eliminate_dups2(), expr_eliminate_eq(), expr_eliminate_yn(), expr_eq(), expr_extract_eq(), expr_extract_eq_and(), expr_free(), expr_print(), expr_trans_bool(), expr_trans_compare(), expr_transform(), menu_check_dep(), sym_calc_value(), and sym_check_expr_deps().

#define E_NOT (  dep   )     (2-(dep))

Definition at line 50 of file expr.h. Referenced by expr_calc_value(), expr_compare_type(), expr_contains_symbol(), expr_copy(), expr_eliminate_dups2(), expr_eq(), expr_free(), expr_join_and(), expr_join_or(), expr_print(), expr_trans_bool(), expr_trans_compare(), expr_transform(), menu_check_dep(), and sym_check_expr_deps().

#define E_OR (  dep1, dep2   )     (((dep1)>(dep2))?(dep1):(dep2))

Definition at line 48 of file expr.h. Referenced by __expr_eliminate_eq(), conf_read(), expr_alloc_or(), expr_calc_value(), expr_compare_type(), expr_contains_symbol(), expr_copy(), expr_eliminate_dups(), expr_eliminate_dups1(), expr_eliminate_dups2(), expr_eliminate_eq(), expr_eliminate_yn(), expr_eq(), expr_extract_eq(), expr_extract_eq_or(), expr_free(), expr_print(), expr_trans_bool(), expr_trans_compare(), expr_transform(), menu_check_dep(), sym_calc_value(), sym_calc_visibility(), and sym_check_expr_deps().

#define FILE_BUSY   0x0001

Definition at line 26 of file expr.h.

#define FILE_PRINTED   0x0004

Definition at line 28 of file expr.h.

#define FILE_SCANNED   0x0002

Definition at line 27 of file expr.h.

#define for_all_choices (  sym, st   )     for_all_properties(sym, st, P_CHOICE)

Definition at line 123 of file expr.h. Referenced by sym_get_choice_prop().

#define for_all_defaults (  sym, st   )     for_all_properties(sym, st, P_DEFAULT)

Definition at line 122 of file expr.h. Referenced by sym_calc_choice(), and sym_get_default_prop().

#define for_all_prompts (  sym, st   )

Value: for (st = sym->prop; st; st = st->next) \ if (st->text) Definition at line 124 of file expr.h. Referenced by sym_calc_visibility().

#define for_all_properties (  sym, st, tok   )

Value: for (st = sym->prop; st; st = st->next) \ if (st->type == (tok)) Definition at line 119 of file expr.h. Referenced by sym_get_range_prop().

#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)

Definition at line 79 of file expr.h. Referenced by conf_parse(), conf_read(), sym_clear_all_valid(), and sym_set_all_changed().

#define MENU_CHANGED   0x0001

Definition at line 142 of file expr.h. Referenced by sym_set_changed().

#define MENU_ROOT   0x0002

Definition at line 143 of file expr.h. Referenced by display_tree(), and fixup_rootmenu().

#define SYMBOL_AUTO   0x1000

Definition at line 94 of file expr.h. Referenced by dbg_print_flags(), and sym_init().

#define SYMBOL_CHANGED   0x0400

Definition at line 92 of file expr.h. Referenced by conf_read(), dbg_print_flags(), display_tree(), fill_row(), sym_calc_value(), sym_set_changed(), and update_tree().

#define SYMBOL_CHECK   0x0008

Definition at line 85 of file expr.h. Referenced by dbg_print_flags(), and sym_check_deps().

#define SYMBOL_CHECK_DONE   0x4000

Definition at line 96 of file expr.h. Referenced by conf_parse(), and sym_check_deps().

#define SYMBOL_CHECKED   0x2000

Definition at line 95 of file expr.h. Referenced by conf_parse(), and sym_check_deps().

#define SYMBOL_CHOICE   0x0010

Definition at line 86 of file expr.h. Referenced by conf_write(), dbg_print_flags(), and sym_is_choice().

#define SYMBOL_CHOICEVAL   0x0020

Definition at line 87 of file expr.h. Referenced by dbg_print_flags(), fill_row(), menu_finalize(), and sym_is_choice_value().

#define SYMBOL_CONST   0x0007

Definition at line 84 of file expr.h. Referenced by dbg_print_flags(), expr_join_and(), sym_find(), and sym_lookup().

#define SYMBOL_HASHMASK   0xff

Definition at line 101 of file expr.h.

#define SYMBOL_HASHSIZE   257

Definition at line 100 of file expr.h.

#define SYMBOL_MAXLENGTH   256

Definition at line 99 of file expr.h. Referenced by conf_expand_value().

#define SYMBOL_MOD   0x0002

Definition at line 82 of file expr.h. Referenced by dbg_print_flags().

#define SYMBOL_NEW   0x0800

Definition at line 93 of file expr.h. Referenced by conf_read(), dbg_print_flags(), fill_row(), sym_has_value(), sym_lookup(), sym_set_string_value(), and sym_set_tristate_value().

#define SYMBOL_NO   0x0004

Definition at line 83 of file expr.h. Referenced by __expr_eliminate_eq(), and dbg_print_flags().

#define SYMBOL_OPTIONAL   0x0100

Definition at line 90 of file expr.h. Referenced by dbg_print_flags(), and sym_is_optional().

#define SYMBOL_PRINTED   0x0040

Definition at line 88 of file expr.h. Referenced by dbg_print_flags().

#define SYMBOL_VALID   0x0080

Definition at line 89 of file expr.h. Referenced by conf_read(), dbg_print_flags(), sym_calc_value(), and sym_clear_all_valid().

#define SYMBOL_WARNED   0x8000

Definition at line 97 of file expr.h. Referenced by menu_finalize().

#define SYMBOL_WRITE   0x0200

Definition at line 91 of file expr.h. Referenced by conf_write(), dbg_print_flags(), and sym_calc_value().

#define SYMBOL_YES   0x0001

Definition at line 81 of file expr.h. Referenced by __expr_eliminate_eq(), and dbg_print_flags().

---

Typedef Documentation

typedef enum tristate tristate

Referenced by build_conf(), change_sym_value(), conf_askvalue(), conf_sym(), expr_calc_value(), fill_row(), menu_is_visible(), sym_calc_visibility(), sym_get_string_value(), sym_get_tristate_value(), sym_set_tristate_value(), sym_toggle_tristate_value(), sym_tristate_within_range(), and toggle_sym_value().

---

Enumeration Type Documentation

enum expr_type

Enumeration values: E_NONE  E_OR  E_AND  E_NOT  E_EQUAL  E_UNEQUAL  E_CHOICE  E_SYMBOL  E_RANGE  Definition at line 34 of file expr.h.

enum prop_type

Enumeration values: P_UNKNOWN  P_PROMPT  P_COMMENT  P_MENU  P_DEFAULT  P_CHOICE  P_SELECT  P_RANGE  Definition at line 103 of file expr.h. Referenced by display_tree(), fill_row(), menu_get_parent_menu(), on_back_pressed(), and on_treeview2_button_press_event().

enum symbol_type

Enumeration values: S_UNKNOWN  S_BOOLEAN  S_TRISTATE  S_INT  S_HEX  S_STRING  S_OTHER  Definition at line 62 of file expr.h. Referenced by conf_askvalue(), and sym_get_type().

enum tristate

Enumeration values: no  mod  yes  Definition at line 30 of file expr.h.

---

Function Documentation

struct expr* expr_alloc_and (  struct expr *  e1, struct expr *  e2 )

Definition at line 51 of file expr.c. References e1, e2, E_AND, and expr_alloc_two(). Referenced by menu_add_dep(), menu_check_dep(), and menu_finalize(). Here is the call graph for this function:

struct expr* expr_alloc_comp (  enum expr_type  type, struct symbol *  s1, struct symbol *  s2 )

Definition at line 41 of file expr.c. Referenced by expr_join_and(), expr_join_or(), and expr_trans_compare().

struct expr* expr_alloc_one (  enum expr_type  type, struct expr *  ce )

Definition at line 22 of file expr.c. Referenced by expr_eliminate_dups2(), expr_trans_compare(), expr_transform(), and menu_finalize().

struct expr* expr_alloc_or (  struct expr *  e1, struct expr *  e2 )

Definition at line 58 of file expr.c. References e1, e2, E_OR, and expr_alloc_two(). Referenced by menu_finalize(). Here is the call graph for this function:

struct expr* expr_alloc_symbol (  struct symbol *  sym  )

Definition at line 13 of file expr.c. References E_SYMBOL. Referenced by __expr_eliminate_eq(), expr_eliminate_dups1(), expr_eliminate_dups2(), expr_extract_eq(), expr_join_and(), expr_join_or(), expr_trans_compare(), expr_transform(), menu_add_symbol(), menu_check_dep(), menu_finalize(), and sym_add_default().

struct expr* expr_alloc_two (  enum expr_type  type, struct expr *  e1, struct expr *  e2 )

Definition at line 31 of file expr.c. References e1, and e2. Referenced by expr_alloc_and(), expr_alloc_or(), expr_extract_eq(), and expr_trans_compare().

tristate expr_calc_value (  struct expr *  e  )

Definition at line 928 of file expr.c. References E_AND, E_EQUAL, E_NOT, E_OR, E_SYMBOL, E_UNEQUAL, expr_data::expr, no, expr::right, expr_data::sym, sym_calc_value(), sym_get_string_value(), tristate, expr::type, and yes. Referenced by menu_is_visible(), sym_calc_choice(), sym_calc_value(), sym_calc_visibility(), sym_get_default_prop(), and sym_get_range_prop(). Here is the call graph for this function:

int expr_contains_symbol (  struct expr *  dep, struct symbol *  sym )

Definition at line 763 of file expr.c. References E_AND, E_EQUAL, E_NOT, E_OR, E_SYMBOL, E_UNEQUAL, expr_data::expr, expr::right, expr_data::sym, and expr::type. Referenced by menu_finalize().

struct expr* expr_copy (  struct expr *  org  )

Definition at line 65 of file expr.c. References E_AND, E_CHOICE, E_EQUAL, E_NOT, E_OR, E_SYMBOL, and E_UNEQUAL. Referenced by expr_eliminate_dups2(), expr_eq(), expr_join_and(), expr_join_or(), expr_trans_compare(), and menu_finalize().

bool expr_depends_symbol (  struct expr *  dep, struct symbol *  sym )

Definition at line 787 of file expr.c. References E_AND, E_EQUAL, E_SYMBOL, E_UNEQUAL, expr_data::expr, expr::right, expr_data::sym, symbol_mod, symbol_yes, and expr::type. Referenced by menu_finalize().

struct expr* expr_eliminate_dups (  struct expr *  e  )

Definition at line 602 of file expr.c. References E_AND, E_OR, expr_eliminate_dups1(), expr_eliminate_dups2(), expr_eliminate_yn(), trans_count, and expr::type. Referenced by menu_finalize(). Here is the call graph for this function:

void expr_eliminate_eq (  struct expr **  ep1, struct expr **  ep2 )

Definition at line 166 of file expr.c. References __expr_eliminate_eq(), e1, e2, E_AND, E_OR, and expr_eliminate_yn(). Referenced by expr_eq(), and menu_finalize(). Here is the call graph for this function:

struct expr* expr_eliminate_yn (  struct expr *  e  )

Definition at line 231 of file expr.c. References E_AND, E_OR, E_SYMBOL, expr_data::expr, expr_free(), expr::right, symbol_yes, and expr::type. Referenced by expr_eliminate_dups(), expr_eliminate_eq(), expr_extract_eq_and(), and expr_extract_eq_or(). Here is the call graph for this function:

int expr_eq (  struct expr *  e1, struct expr *  e2 )

Definition at line 191 of file expr.c. References e1, e2, E_AND, E_CHOICE, E_EQUAL, E_NONE, E_NOT, E_OR, E_RANGE, E_SYMBOL, E_UNEQUAL, expr_copy(), expr_eliminate_eq(), expr_free(), print_expr(), and trans_count. Referenced by __expr_eliminate_eq(), expr_extract_eq(), expr_join_and(), and expr_join_or(). Here is the call graph for this function:

void expr_extract_eq (  enum expr_type  type, struct expr **  ep, struct expr **  ep1, struct expr **  ep2 )

Definition at line 838 of file expr.c. References e1, e2, E_AND, E_OR, expr_alloc_symbol(), expr_alloc_two(), expr_eq(), expr_free(), and symbol_yes. Referenced by expr_extract_eq_and(), and expr_extract_eq_or(). Here is the call graph for this function:

struct expr* expr_extract_eq_and (  struct expr **  ep1, struct expr **  ep2 )

Definition at line 816 of file expr.c. References E_AND, expr_eliminate_yn(), and expr_extract_eq(). Referenced by expr_eliminate_dups2(). Here is the call graph for this function:

struct expr* expr_extract_eq_or (  struct expr **  ep1, struct expr **  ep2 )

Definition at line 827 of file expr.c. References E_OR, expr_eliminate_yn(), and expr_extract_eq(). Referenced by expr_eliminate_dups2(). Here is the call graph for this function:

void expr_fprint (  struct expr *  e, FILE *  out )

Definition at line 1072 of file expr.c. References E_NONE, expr_print(), expr_print_file_helper(), and out. Referenced by print_expr(), print_symbol(), and zconfdump(). Here is the call graph for this function:

void expr_free (  struct expr *  e  )

Definition at line 102 of file expr.c. References E_AND, E_EQUAL, E_NOT, E_OR, E_SYMBOL, E_UNEQUAL, expr_data::expr, expr::right, and expr::type. Referenced by __expr_eliminate_eq(), expr_eliminate_dups1(), expr_eliminate_dups2(), expr_eliminate_yn(), expr_eq(), expr_extract_eq(), and menu_finalize().

int expr_is_no (  struct expr *  e  )  [inline, static]

Definition at line 184 of file expr.h. References E_SYMBOL, and expr::type. Referenced by expr_eliminate_dups2().

int expr_is_yes (  struct expr *  e  )  [inline, static]

Definition at line 179 of file expr.h. References E_SYMBOL, symbol_yes, and expr::type. Referenced by expr_eliminate_dups2(), menu_finalize(), print_symbol(), and zconfdump().

struct expr* expr_trans_bool (  struct expr *  e  )

Definition at line 317 of file expr.c. References E_AND, E_NOT, E_OR, E_SYMBOL, E_UNEQUAL, expr_data::expr, expr::right, S_TRISTATE, expr_data::sym, and expr::type. Referenced by menu_finalize().

struct expr* expr_trans_compare (  struct expr *  e, enum expr_type  type, struct symbol *  sym )

Definition at line 867 of file expr.c. References e1, e2, E_AND, E_CHOICE, E_EQUAL, E_NONE, E_NOT, E_OR, E_RANGE, E_SYMBOL, E_UNEQUAL, expr_data::expr, expr_alloc_comp(), expr_alloc_one(), expr_alloc_symbol(), expr_alloc_two(), expr_copy(), expr::right, symbol_mod, symbol_yes, and expr::type. Referenced by menu_finalize(). Here is the call graph for this function:

struct expr* expr_transform (  struct expr *  e  )

Definition at line 626 of file expr.c. References E_AND, E_CHOICE, E_EQUAL, E_NOT, E_OR, E_SYMBOL, E_UNEQUAL, expr_data::expr, expr_alloc_one(), expr_alloc_symbol(), expr::right, S_BOOLEAN, expr_data::sym, symbol_mod, symbol_yes, and expr::type. Referenced by expr_eliminate_dups2(), and menu_finalize(). Here is the call graph for this function:

struct file* lookup_file (  const char *  name  )

void print_expr (  int  mask, struct expr *  e, int  prevtoken )

Definition at line 1077 of file expr.c. References cdebug, and expr_fprint(). Referenced by expr_eq(), expr_join_and(), and expr_join_or(). Here is the call graph for this function:

---

Variable Documentation

int cdebug

Definition at line 169 of file zconf.tab.c. Referenced by print_expr().

struct file* current_file

Definition at line 17 of file menu.c. Referenced by menu_add_entry(), prop_alloc(), and zconf_endtoken().

struct file* file_list

Definition at line 16 of file menu.c. Referenced by file_lookup().

struct symbol* modules_sym

Definition at line 33 of file symbol.c. Referenced by conf_parse(), conf_write(), menu_check_dep(), sym_get_type(), and sym_set_tristate_value().

struct symbol symbol_yes symbol_no symbol_mod

Referenced by expr_depends_symbol(), expr_join_and(), expr_join_or(), expr_trans_compare(), expr_transform(), menu_check_dep(), menu_finalize(), sym_find(), and sym_lookup().

---