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-rw-r--r--scripts/config/expr.h196
1 files changed, 0 insertions, 196 deletions
diff --git a/scripts/config/expr.h b/scripts/config/expr.h
deleted file mode 100644
index de7332f64..000000000
--- a/scripts/config/expr.h
+++ /dev/null
@@ -1,196 +0,0 @@
1/* vi: set sw=4 ts=4: */
2/*
3 * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
4 * Released under the terms of the GNU GPL v2.0.
5 */
6
7#ifndef EXPR_H
8#define EXPR_H
9
10#ifdef __cplusplus
11extern "C" {
12#endif
13
14#include <stdio.h>
15#ifndef __cplusplus
16#include <stdbool.h>
17#endif
18
19struct file {
20 struct file *next;
21 struct file *parent;
22 char *name;
23 int lineno;
24 int flags;
25};
26
27#define FILE_BUSY 0x0001
28#define FILE_SCANNED 0x0002
29#define FILE_PRINTED 0x0004
30
31typedef enum tristate {
32 no, mod, yes
33} tristate;
34
35enum expr_type {
36 E_NONE, E_OR, E_AND, E_NOT, E_EQUAL, E_UNEQUAL, E_CHOICE, E_SYMBOL, E_RANGE
37};
38
39union expr_data {
40 struct expr *expr;
41 struct symbol *sym;
42};
43
44struct expr {
45 enum expr_type type;
46 union expr_data left, right;
47};
48
49#define E_OR(dep1, dep2) (((dep1)>(dep2))?(dep1):(dep2))
50#define E_AND(dep1, dep2) (((dep1)<(dep2))?(dep1):(dep2))
51#define E_NOT(dep) (2-(dep))
52
53struct expr_value {
54 struct expr *expr;
55 tristate tri;
56};
57
58struct symbol_value {
59 void *val;
60 tristate tri;
61};
62
63enum symbol_type {
64 S_UNKNOWN, S_BOOLEAN, S_TRISTATE, S_INT, S_HEX, S_STRING, S_OTHER
65};
66
67struct symbol {
68 struct symbol *next;
69 char *name;
70 char *help;
71 enum symbol_type type;
72 struct symbol_value curr, user;
73 tristate visible;
74 int flags;
75 struct property *prop;
76 struct expr *dep, *dep2;
77 struct expr_value rev_dep;
78};
79
80#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)
81
82#define SYMBOL_YES 0x0001
83#define SYMBOL_MOD 0x0002
84#define SYMBOL_NO 0x0004
85#define SYMBOL_CONST 0x0007
86#define SYMBOL_CHECK 0x0008
87#define SYMBOL_CHOICE 0x0010
88#define SYMBOL_CHOICEVAL 0x0020
89#define SYMBOL_PRINTED 0x0040
90#define SYMBOL_VALID 0x0080
91#define SYMBOL_OPTIONAL 0x0100
92#define SYMBOL_WRITE 0x0200
93#define SYMBOL_CHANGED 0x0400
94#define SYMBOL_NEW 0x0800
95#define SYMBOL_AUTO 0x1000
96#define SYMBOL_CHECKED 0x2000
97#define SYMBOL_CHECK_DONE 0x4000
98#define SYMBOL_WARNED 0x8000
99
100#define SYMBOL_MAXLENGTH 256
101#define SYMBOL_HASHSIZE 257
102#define SYMBOL_HASHMASK 0xff
103
104enum prop_type {
105 P_UNKNOWN, P_PROMPT, P_COMMENT, P_MENU, P_DEFAULT, P_CHOICE, P_SELECT, P_RANGE
106};
107
108struct property {
109 struct property *next;
110 struct symbol *sym;
111 enum prop_type type;
112 const char *text;
113 struct expr_value visible;
114 struct expr *expr;
115 struct menu *menu;
116 struct file *file;
117 int lineno;
118};
119
120#define for_all_properties(sym, st, tok) \
121 for (st = sym->prop; st; st = st->next) \
122 if (st->type == (tok))
123#define for_all_defaults(sym, st) for_all_properties(sym, st, P_DEFAULT)
124#define for_all_choices(sym, st) for_all_properties(sym, st, P_CHOICE)
125#define for_all_prompts(sym, st) \
126 for (st = sym->prop; st; st = st->next) \
127 if (st->text)
128
129struct menu {
130 struct menu *next;
131 struct menu *parent;
132 struct menu *list;
133 struct symbol *sym;
134 struct property *prompt;
135 struct expr *dep;
136 unsigned int flags;
137 //char *help;
138 struct file *file;
139 int lineno;
140 void *data;
141};
142
143#define MENU_CHANGED 0x0001
144#define MENU_ROOT 0x0002
145
146#ifndef SWIG
147
148extern struct file *file_list;
149extern struct file *current_file;
150struct file *lookup_file(const char *name);
151
152extern struct symbol symbol_yes, symbol_no, symbol_mod;
153extern struct symbol *modules_sym;
154extern int cdebug;
155struct expr *expr_alloc_symbol(struct symbol *sym);
156struct expr *expr_alloc_one(enum expr_type type, struct expr *ce);
157struct expr *expr_alloc_two(enum expr_type type, struct expr *e1, struct expr *e2);
158struct expr *expr_alloc_comp(enum expr_type type, struct symbol *s1, struct symbol *s2);
159struct expr *expr_alloc_and(struct expr *e1, struct expr *e2);
160struct expr *expr_alloc_or(struct expr *e1, struct expr *e2);
161struct expr *expr_copy(struct expr *org);
162void expr_free(struct expr *e);
163int expr_eq(struct expr *e1, struct expr *e2);
164void expr_eliminate_eq(struct expr **ep1, struct expr **ep2);
165tristate expr_calc_value(struct expr *e);
166struct expr *expr_eliminate_yn(struct expr *e);
167struct expr *expr_trans_bool(struct expr *e);
168struct expr *expr_eliminate_dups(struct expr *e);
169struct expr *expr_transform(struct expr *e);
170int expr_contains_symbol(struct expr *dep, struct symbol *sym);
171bool expr_depends_symbol(struct expr *dep, struct symbol *sym);
172struct expr *expr_extract_eq_and(struct expr **ep1, struct expr **ep2);
173struct expr *expr_extract_eq_or(struct expr **ep1, struct expr **ep2);
174void expr_extract_eq(enum expr_type type, struct expr **ep, struct expr **ep1, struct expr **ep2);
175struct expr *expr_trans_compare(struct expr *e, enum expr_type type, struct symbol *sym);
176
177void expr_fprint(struct expr *e, FILE *out);
178struct gstr; /* forward */
179void expr_gstr_print(struct expr *e, struct gstr *gs);
180
181static inline int expr_is_yes(struct expr *e)
182{
183 return !e || (e->type == E_SYMBOL && e->left.sym == &symbol_yes);
184}
185
186static inline int expr_is_no(struct expr *e)
187{
188 return e && (e->type == E_SYMBOL && e->left.sym == &symbol_no);
189}
190#endif
191
192#ifdef __cplusplus
193}
194#endif
195
196#endif /* EXPR_H */
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