Blame view
scripts/kconfig/expr.h
7.07 KB
1da177e4c Linux-2.6.12-rc2 |
1 2 3 4 5 6 7 8 9 10 11 |
/* * 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 |
37ae2d599 kbuild: Fix compi... |
12 |
#include <assert.h> |
1da177e4c Linux-2.6.12-rc2 |
13 |
#include <stdio.h> |
bad9955db menuconfig: Repla... |
14 |
#include "list.h" |
1da177e4c Linux-2.6.12-rc2 |
15 16 17 18 19 20 21 |
#ifndef __cplusplus #include <stdbool.h> #endif struct file { struct file *next; struct file *parent; |
2e7a09183 kconfig: constify... |
22 |
const char *name; |
1da177e4c Linux-2.6.12-rc2 |
23 |
int lineno; |
1da177e4c Linux-2.6.12-rc2 |
24 |
}; |
1da177e4c Linux-2.6.12-rc2 |
25 26 27 28 29 |
typedef enum tristate { no, mod, yes } tristate; enum expr_type { |
31847b67b kconfig: allow us... |
30 31 32 |
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 |
1da177e4c Linux-2.6.12-rc2 |
33 34 35 36 37 38 39 40 41 42 43 |
}; union expr_data { struct expr *expr; struct symbol *sym; }; struct expr { enum expr_type type; union expr_data left, right; }; |
d6ee35764 kconfig: rename E... |
44 45 46 |
#define EXPR_OR(dep1, dep2) (((dep1)>(dep2))?(dep1):(dep2)) #define EXPR_AND(dep1, dep2) (((dep1)<(dep2))?(dep1):(dep2)) #define EXPR_NOT(dep) (2-(dep)) |
1da177e4c Linux-2.6.12-rc2 |
47 |
|
7a9629233 kconfig: explicit... |
48 49 |
#define expr_list_for_each_sym(l, e, s) \ for (e = (l); e && (s = e->right.sym); e = e->left.expr) |
1da177e4c Linux-2.6.12-rc2 |
50 51 52 53 54 55 56 57 58 59 60 61 62 |
struct expr_value { struct expr *expr; tristate tri; }; struct symbol_value { void *val; tristate tri; }; enum symbol_type { S_UNKNOWN, S_BOOLEAN, S_TRISTATE, S_INT, S_HEX, S_STRING, S_OTHER }; |
eaa2a8746 kconfig: explain ... |
63 |
/* enum values are used as index to symbol.def[] */ |
0c1822e69 kconfig: allow mu... |
64 65 |
enum { S_DEF_USER, /* main user value */ |
eaa2a8746 kconfig: explain ... |
66 67 68 69 |
S_DEF_AUTO, /* values read from auto.conf */ S_DEF_DEF3, /* Reserved for UI usage */ S_DEF_DEF4, /* Reserved for UI usage */ S_DEF_COUNT |
0c1822e69 kconfig: allow mu... |
70 |
}; |
1da177e4c Linux-2.6.12-rc2 |
71 72 73 |
struct symbol { struct symbol *next; char *name; |
1da177e4c Linux-2.6.12-rc2 |
74 |
enum symbol_type type; |
0c1822e69 kconfig: allow mu... |
75 |
struct symbol_value curr; |
eaa2a8746 kconfig: explain ... |
76 |
struct symbol_value def[S_DEF_COUNT]; |
1da177e4c Linux-2.6.12-rc2 |
77 78 79 |
tristate visible; int flags; struct property *prop; |
246cf9c26 kbuild: Warn on s... |
80 |
struct expr_value dir_dep; |
1da177e4c Linux-2.6.12-rc2 |
81 |
struct expr_value rev_dep; |
237e3ad0f Kconfig: Introduc... |
82 |
struct expr_value implied; |
1da177e4c Linux-2.6.12-rc2 |
83 |
}; |
e66f25d7d Improve kconfig s... |
84 |
#define for_all_symbols(i, sym) for (i = 0; i < SYMBOL_HASHSIZE; i++) for (sym = symbol_hash[i]; sym; sym = sym->next) if (sym->type != S_OTHER) |
1da177e4c Linux-2.6.12-rc2 |
85 |
|
5b2cf365a kconfig: add comm... |
86 87 88 89 90 91 |
#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' */ |
31bfb1082 kconfig: add shor... |
92 |
#define SYMBOL_WRITE 0x0200 /* write symbol to file (KCONFIG_CONFIG) */ |
5b2cf365a kconfig: add comm... |
93 94 95 96 97 98 99 100 101 102 103 |
#define SYMBOL_CHANGED 0x0400 /* ? */ #define SYMBOL_AUTO 0x1000 /* value from environment variable */ #define SYMBOL_CHECKED 0x2000 /* used during dependency checking */ #define SYMBOL_WARNED 0x8000 /* warning has been issued */ /* Set when symbol.def[] is used */ #define SYMBOL_DEF 0x10000 /* First bit of SYMBOL_DEF */ #define SYMBOL_DEF_USER 0x10000 /* symbol.def[S_DEF_USER] is valid */ #define SYMBOL_DEF_AUTO 0x20000 /* symbol.def[S_DEF_AUTO] is valid */ #define SYMBOL_DEF3 0x40000 /* symbol.def[S_DEF_3] is valid */ #define SYMBOL_DEF4 0x80000 /* symbol.def[S_DEF_4] is valid */ |
1da177e4c Linux-2.6.12-rc2 |
104 |
|
fbe98bb9e kconfig: Fix defc... |
105 106 |
/* choice values need to be set before calculating this symbol value */ #define SYMBOL_NEED_SET_CHOICE_VALUES 0x100000 |
5d2acfc7b kconfig: make all... |
107 108 |
/* Set symbol to y if allnoconfig; used for symbols that hide others */ #define SYMBOL_ALLNOCONFIG_Y 0x200000 |
1da177e4c Linux-2.6.12-rc2 |
109 |
#define SYMBOL_MAXLENGTH 256 |
e66f25d7d Improve kconfig s... |
110 |
#define SYMBOL_HASHSIZE 9973 |
1da177e4c Linux-2.6.12-rc2 |
111 |
|
cf82607a9 kconfig: struct p... |
112 113 114 115 116 117 118 119 120 121 122 |
/* 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 */ |
1da177e4c Linux-2.6.12-rc2 |
123 |
enum prop_type { |
cf82607a9 kconfig: struct p... |
124 125 126 127 128 129 130 |
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 */ |
237e3ad0f Kconfig: Introduc... |
131 |
P_IMPLY, /* imply BAR */ |
cf82607a9 kconfig: struct p... |
132 133 |
P_RANGE, /* range 7..100 (for a symbol) */ P_ENV, /* value from environment variable */ |
59e89e3dd kconfig: save loc... |
134 |
P_SYMBOL, /* where a symbol is defined */ |
1da177e4c Linux-2.6.12-rc2 |
135 136 137 |
}; struct property { |
cf82607a9 kconfig: struct p... |
138 139 140 141 |
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 */ |
1da177e4c Linux-2.6.12-rc2 |
142 |
struct expr_value visible; |
cf82607a9 kconfig: struct p... |
143 144 145 146 147 148 |
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 */ |
1da177e4c Linux-2.6.12-rc2 |
149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 |
}; #define for_all_properties(sym, st, tok) \ 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) struct menu { struct menu *next; struct menu *parent; struct menu *list; struct symbol *sym; struct property *prompt; |
86e187ff9 kconfig: add an o... |
166 |
struct expr *visibility; |
1da177e4c Linux-2.6.12-rc2 |
167 168 |
struct expr *dep; unsigned int flags; |
03d291227 kconfig: attach h... |
169 |
char *help; |
1da177e4c Linux-2.6.12-rc2 |
170 171 172 173 174 175 176 |
struct file *file; int lineno; void *data; }; #define MENU_CHANGED 0x0001 #define MENU_ROOT 0x0002 |
95ac9b3b5 menuconfig: Assig... |
177 |
struct jump_key { |
bad9955db menuconfig: Repla... |
178 |
struct list_head entries; |
95ac9b3b5 menuconfig: Assig... |
179 180 181 182 |
size_t offset; struct menu *target; int index; }; |
95ac9b3b5 menuconfig: Assig... |
183 |
|
5e609addb menuconfig: Add j... |
184 |
#define JUMP_NB 9 |
1da177e4c Linux-2.6.12-rc2 |
185 186 187 188 189 190 |
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; |
face4374e kconfig: add defc... |
191 |
extern struct symbol *sym_defconfig_list; |
1da177e4c Linux-2.6.12-rc2 |
192 193 194 195 196 197 198 |
extern int cdebug; struct expr *expr_alloc_symbol(struct symbol *sym); 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); struct expr *expr_alloc_and(struct expr *e1, struct expr *e2); struct expr *expr_alloc_or(struct expr *e1, struct expr *e2); |
17742dc74 kconfig: Make exp... |
199 |
struct expr *expr_copy(const struct expr *org); |
1da177e4c Linux-2.6.12-rc2 |
200 |
void expr_free(struct expr *e); |
1da177e4c Linux-2.6.12-rc2 |
201 202 |
void expr_eliminate_eq(struct expr **ep1, struct expr **ep2); tristate expr_calc_value(struct expr *e); |
1da177e4c Linux-2.6.12-rc2 |
203 204 205 206 207 |
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); |
1da177e4c Linux-2.6.12-rc2 |
208 |
struct expr *expr_trans_compare(struct expr *e, enum expr_type type, struct symbol *sym); |
0597fcd08 kconfig: fix warning |
209 |
struct expr *expr_simplify_unmet_dep(struct expr *e1, struct expr *e2); |
1da177e4c Linux-2.6.12-rc2 |
210 211 212 213 214 215 216 217 218 219 220 221 222 223 |
void expr_fprint(struct expr *e, FILE *out); struct gstr; /* forward */ void expr_gstr_print(struct expr *e, struct gstr *gs); 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); } |
1da177e4c Linux-2.6.12-rc2 |
224 225 226 227 228 229 |
#ifdef __cplusplus } #endif #endif /* EXPR_H */ |