xref: /linux/scripts/kconfig/lkc.h (revision 9a379e77033f02c4a071891afdf0f0a01eff8ccb)
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 	const char *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_add_dep(struct expr *dep);
104 void menu_add_visibility(struct expr *dep);
105 struct property *menu_add_prompt(enum prop_type type, char *prompt, struct expr *dep);
106 void menu_add_expr(enum prop_type type, struct expr *expr, struct expr *dep);
107 void menu_add_symbol(enum prop_type type, struct symbol *sym, struct expr *dep);
108 void menu_add_option(int token, char *arg);
109 void menu_finalize(struct menu *parent);
110 void menu_set_type(int type);
111 
112 /* util.c */
113 struct file *file_lookup(const char *name);
114 int file_write_dep(const char *name);
115 void *xmalloc(size_t size);
116 void *xcalloc(size_t nmemb, size_t size);
117 void *xrealloc(void *p, size_t size);
118 
119 struct gstr {
120 	size_t len;
121 	char  *s;
122 	/*
123 	* when max_width is not zero long lines in string s (if any) get
124 	* wrapped not to exceed the max_width value
125 	*/
126 	int max_width;
127 };
128 struct gstr str_new(void);
129 void str_free(struct gstr *gs);
130 void str_append(struct gstr *gs, const char *s);
131 void str_printf(struct gstr *gs, const char *fmt, ...);
132 const char *str_get(struct gstr *gs);
133 
134 /* symbol.c */
135 extern struct expr *sym_env_list;
136 
137 void sym_init(void);
138 void sym_clear_all_valid(void);
139 struct symbol *sym_choice_default(struct symbol *sym);
140 const char *sym_get_string_default(struct symbol *sym);
141 struct symbol *sym_check_deps(struct symbol *sym);
142 struct property *prop_alloc(enum prop_type type, struct symbol *sym);
143 struct symbol *prop_get_symbol(struct property *prop);
144 struct property *sym_get_env_prop(struct symbol *sym);
145 
146 static inline tristate sym_get_tristate_value(struct symbol *sym)
147 {
148 	return sym->curr.tri;
149 }
150 
151 
152 static inline struct symbol *sym_get_choice_value(struct symbol *sym)
153 {
154 	return (struct symbol *)sym->curr.val;
155 }
156 
157 static inline bool sym_set_choice_value(struct symbol *ch, struct symbol *chval)
158 {
159 	return sym_set_tristate_value(chval, yes);
160 }
161 
162 static inline bool sym_is_choice(struct symbol *sym)
163 {
164 	return sym->flags & SYMBOL_CHOICE ? true : false;
165 }
166 
167 static inline bool sym_is_choice_value(struct symbol *sym)
168 {
169 	return sym->flags & SYMBOL_CHOICEVAL ? true : false;
170 }
171 
172 static inline bool sym_is_optional(struct symbol *sym)
173 {
174 	return sym->flags & SYMBOL_OPTIONAL ? true : false;
175 }
176 
177 static inline bool sym_has_value(struct symbol *sym)
178 {
179 	return sym->flags & SYMBOL_DEF_USER ? true : false;
180 }
181 
182 #ifdef __cplusplus
183 }
184 #endif
185 
186 #endif /* LKC_H */
187