xref: /linux/scripts/kconfig/lkc.h (revision 93d90ad708b8da6efc0e487b66111aa9db7f70c7)
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 #define P(name,type,arg)	extern type name arg
25 #include "lkc_proto.h"
26 #undef P
27 
28 #define SRCTREE "srctree"
29 
30 #ifndef PACKAGE
31 #define PACKAGE "linux"
32 #endif
33 
34 #define LOCALEDIR "/usr/share/locale"
35 
36 #define _(text) gettext(text)
37 #define N_(text) (text)
38 
39 #ifndef CONFIG_
40 #define CONFIG_ "CONFIG_"
41 #endif
42 static inline const char *CONFIG_prefix(void)
43 {
44 	return getenv( "CONFIG_" ) ?: CONFIG_;
45 }
46 #undef CONFIG_
47 #define CONFIG_ CONFIG_prefix()
48 
49 #define TF_COMMAND	0x0001
50 #define TF_PARAM	0x0002
51 #define TF_OPTION	0x0004
52 
53 enum conf_def_mode {
54 	def_default,
55 	def_yes,
56 	def_mod,
57 	def_no,
58 	def_random
59 };
60 
61 #define T_OPT_MODULES		1
62 #define T_OPT_DEFCONFIG_LIST	2
63 #define T_OPT_ENV		3
64 #define T_OPT_ALLNOCONFIG_Y	4
65 
66 struct kconf_id {
67 	int name;
68 	int token;
69 	unsigned int flags;
70 	enum symbol_type stype;
71 };
72 
73 extern int zconfdebug;
74 
75 int zconfparse(void);
76 void zconfdump(FILE *out);
77 void zconf_starthelp(void);
78 FILE *zconf_fopen(const char *name);
79 void zconf_initscan(const char *name);
80 void zconf_nextfile(const char *name);
81 int zconf_lineno(void);
82 const char *zconf_curname(void);
83 
84 /* confdata.c */
85 const char *conf_get_configname(void);
86 const char *conf_get_autoconfig_name(void);
87 char *conf_get_default_confname(void);
88 void sym_set_change_count(int count);
89 void sym_add_change_count(int count);
90 bool conf_set_all_new_symbols(enum conf_def_mode mode);
91 void set_all_choice_values(struct symbol *csym);
92 
93 struct conf_printer {
94 	void (*print_symbol)(FILE *, struct symbol *, const char *, void *);
95 	void (*print_comment)(FILE *, const char *, void *);
96 };
97 
98 /* confdata.c and expr.c */
99 static inline void xfwrite(const void *str, size_t len, size_t count, FILE *out)
100 {
101 	assert(len != 0);
102 
103 	if (fwrite(str, len, count, out) != count)
104 		fprintf(stderr, "Error in writing or end of file.\n");
105 }
106 
107 /* menu.c */
108 void _menu_init(void);
109 void menu_warn(struct menu *menu, const char *fmt, ...);
110 struct menu *menu_add_menu(void);
111 void menu_end_menu(void);
112 void menu_add_entry(struct symbol *sym);
113 void menu_end_entry(void);
114 void menu_add_dep(struct expr *dep);
115 void menu_add_visibility(struct expr *dep);
116 struct property *menu_add_prop(enum prop_type type, char *prompt, struct expr *expr, struct expr *dep);
117 struct property *menu_add_prompt(enum prop_type type, char *prompt, struct expr *dep);
118 void menu_add_expr(enum prop_type type, struct expr *expr, struct expr *dep);
119 void menu_add_symbol(enum prop_type type, struct symbol *sym, struct expr *dep);
120 void menu_add_option(int token, char *arg);
121 void menu_finalize(struct menu *parent);
122 void menu_set_type(int type);
123 
124 /* util.c */
125 struct file *file_lookup(const char *name);
126 int file_write_dep(const char *name);
127 void *xmalloc(size_t size);
128 void *xcalloc(size_t nmemb, size_t size);
129 
130 struct gstr {
131 	size_t len;
132 	char  *s;
133 	/*
134 	* when max_width is not zero long lines in string s (if any) get
135 	* wrapped not to exceed the max_width value
136 	*/
137 	int max_width;
138 };
139 struct gstr str_new(void);
140 struct gstr str_assign(const char *s);
141 void str_free(struct gstr *gs);
142 void str_append(struct gstr *gs, const char *s);
143 void str_printf(struct gstr *gs, const char *fmt, ...);
144 const char *str_get(struct gstr *gs);
145 
146 /* symbol.c */
147 extern struct expr *sym_env_list;
148 
149 void sym_init(void);
150 void sym_clear_all_valid(void);
151 void sym_set_all_changed(void);
152 void sym_set_changed(struct symbol *sym);
153 struct symbol *sym_choice_default(struct symbol *sym);
154 const char *sym_get_string_default(struct symbol *sym);
155 struct symbol *sym_check_deps(struct symbol *sym);
156 struct property *prop_alloc(enum prop_type type, struct symbol *sym);
157 struct symbol *prop_get_symbol(struct property *prop);
158 struct property *sym_get_env_prop(struct symbol *sym);
159 
160 static inline tristate sym_get_tristate_value(struct symbol *sym)
161 {
162 	return sym->curr.tri;
163 }
164 
165 
166 static inline struct symbol *sym_get_choice_value(struct symbol *sym)
167 {
168 	return (struct symbol *)sym->curr.val;
169 }
170 
171 static inline bool sym_set_choice_value(struct symbol *ch, struct symbol *chval)
172 {
173 	return sym_set_tristate_value(chval, yes);
174 }
175 
176 static inline bool sym_is_choice(struct symbol *sym)
177 {
178 	return sym->flags & SYMBOL_CHOICE ? true : false;
179 }
180 
181 static inline bool sym_is_choice_value(struct symbol *sym)
182 {
183 	return sym->flags & SYMBOL_CHOICEVAL ? true : false;
184 }
185 
186 static inline bool sym_is_optional(struct symbol *sym)
187 {
188 	return sym->flags & SYMBOL_OPTIONAL ? true : false;
189 }
190 
191 static inline bool sym_has_value(struct symbol *sym)
192 {
193 	return sym->flags & SYMBOL_DEF_USER ? true : false;
194 }
195 
196 #ifdef __cplusplus
197 }
198 #endif
199 
200 #endif /* LKC_H */
201