scripts/config: sync with latest linux upstream
[openwrt/openwrt.git] / scripts / config / lkc.h
1 /*
2 * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
3 * Released under the terms of the GNU GPL v2.0.
4 */
5
6 #ifndef LKC_H
7 #define LKC_H
8
9 #include "expr.h"
10
11 #ifndef KBUILD_NO_NLS
12 # include <libintl.h>
13 #else
14 static inline const char *gettext(const char *txt) { return txt; }
15 static inline void textdomain(const char *domainname) {}
16 static inline void bindtextdomain(const char *name, const char *dir) {}
17 static inline char *bind_textdomain_codeset(const char *dn, char *c) { return c; }
18 #endif
19
20 #ifdef __cplusplus
21 extern "C" {
22 #endif
23
24 #include "lkc_proto.h"
25
26 #define SRCTREE "srctree"
27
28 #ifndef PACKAGE
29 #define PACKAGE "linux"
30 #endif
31
32 #define LOCALEDIR "/usr/share/locale"
33
34 #define _(text) gettext(text)
35 #define N_(text) (text)
36
37 #ifndef CONFIG_
38 #define CONFIG_ "CONFIG_"
39 #endif
40 static inline const char *CONFIG_prefix(void)
41 {
42 return getenv( "CONFIG_" ) ?: CONFIG_;
43 }
44 #undef CONFIG_
45 #define CONFIG_ CONFIG_prefix()
46
47 #define TF_COMMAND 0x0001
48 #define TF_PARAM 0x0002
49 #define TF_OPTION 0x0004
50
51 enum conf_def_mode {
52 def_default,
53 def_yes,
54 def_mod,
55 def_no,
56 def_random
57 };
58
59 #define T_OPT_MODULES 1
60 #define T_OPT_DEFCONFIG_LIST 2
61 #define T_OPT_ENV 3
62 #define T_OPT_ALLNOCONFIG_Y 4
63
64 struct kconf_id {
65 int name;
66 int token;
67 unsigned int flags;
68 enum symbol_type stype;
69 };
70
71 void zconfdump(FILE *out);
72 void zconf_starthelp(void);
73 FILE *zconf_fopen(const char *name);
74 void zconf_initscan(const char *name);
75 void zconf_nextfile(const char *name);
76 int zconf_lineno(void);
77 const char *zconf_curname(void);
78
79 /* confdata.c */
80 const char *conf_get_configname(void);
81 const char *conf_get_autoconfig_name(void);
82 char *conf_get_default_confname(void);
83 void sym_set_change_count(int count);
84 void sym_add_change_count(int count);
85 bool conf_set_all_new_symbols(enum conf_def_mode mode);
86 void set_all_choice_values(struct symbol *csym);
87
88 /* confdata.c and expr.c */
89 static inline void xfwrite(const void *str, size_t len, size_t count, FILE *out)
90 {
91 assert(len != 0);
92
93 if (fwrite(str, len, count, out) != count)
94 fprintf(stderr, "Error in writing or end of file.\n");
95 }
96
97 /* menu.c */
98 void _menu_init(void);
99 void menu_warn(struct menu *menu, const char *fmt, ...);
100 struct menu *menu_add_menu(void);
101 void menu_end_menu(void);
102 void menu_add_entry(struct symbol *sym);
103 void menu_end_entry(void);
104 void menu_add_dep(struct expr *dep);
105 void menu_add_visibility(struct expr *dep);
106 struct property *menu_add_prop(enum prop_type type, char *prompt, struct expr *expr, struct expr *dep);
107 struct property *menu_add_prompt(enum prop_type type, char *prompt, struct expr *dep);
108 void menu_add_expr(enum prop_type type, struct expr *expr, struct expr *dep);
109 void menu_add_symbol(enum prop_type type, struct symbol *sym, struct expr *dep);
110 void menu_add_option(int token, char *arg);
111 void menu_finalize(struct menu *parent);
112 void menu_set_type(int type);
113
114 /* util.c */
115 struct file *file_lookup(const char *name);
116 int file_write_dep(const char *name);
117 void *xmalloc(size_t size);
118 void *xcalloc(size_t nmemb, size_t size);
119
120 struct gstr {
121 size_t len;
122 char *s;
123 /*
124 * when max_width is not zero long lines in string s (if any) get
125 * wrapped not to exceed the max_width value
126 */
127 int max_width;
128 };
129 struct gstr str_new(void);
130 void str_free(struct gstr *gs);
131 void str_append(struct gstr *gs, const char *s);
132 void str_printf(struct gstr *gs, const char *fmt, ...);
133 const char *str_get(struct gstr *gs);
134
135 /* symbol.c */
136 extern struct expr *sym_env_list;
137
138 void sym_init(void);
139 void sym_clear_all_valid(void);
140 struct symbol *sym_choice_default(struct symbol *sym);
141 const char *sym_get_string_default(struct symbol *sym);
142 struct symbol *sym_check_deps(struct symbol *sym);
143 struct property *prop_alloc(enum prop_type type, struct symbol *sym);
144 struct symbol *prop_get_symbol(struct property *prop);
145 struct property *sym_get_env_prop(struct symbol *sym);
146
147 static inline tristate sym_get_tristate_value(struct symbol *sym)
148 {
149 return sym->curr.tri;
150 }
151
152
153 static inline struct symbol *sym_get_choice_value(struct symbol *sym)
154 {
155 return (struct symbol *)sym->curr.val;
156 }
157
158 static inline bool sym_set_choice_value(struct symbol *ch, struct symbol *chval)
159 {
160 return sym_set_tristate_value(chval, yes);
161 }
162
163 static inline bool sym_is_choice(struct symbol *sym)
164 {
165 return sym->flags & SYMBOL_CHOICE ? true : false;
166 }
167
168 static inline bool sym_is_choice_value(struct symbol *sym)
169 {
170 return sym->flags & SYMBOL_CHOICEVAL ? true : false;
171 }
172
173 static inline bool sym_is_optional(struct symbol *sym)
174 {
175 return sym->flags & SYMBOL_OPTIONAL ? true : false;
176 }
177
178 static inline bool sym_has_value(struct symbol *sym)
179 {
180 return sym->flags & SYMBOL_DEF_USER ? true : false;
181 }
182
183 #ifdef __cplusplus
184 }
185 #endif
186
187 #endif /* LKC_H */