xref: /openbmc/linux/scripts/kconfig/lkc.h (revision 12eb4683)
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 
65 struct kconf_id {
66 	int name;
67 	int token;
68 	unsigned int flags;
69 	enum symbol_type stype;
70 };
71 
72 extern int zconfdebug;
73 
74 int zconfparse(void);
75 void zconfdump(FILE *out);
76 void zconf_starthelp(void);
77 FILE *zconf_fopen(const char *name);
78 void zconf_initscan(const char *name);
79 void zconf_nextfile(const char *name);
80 int zconf_lineno(void);
81 const char *zconf_curname(void);
82 
83 /* confdata.c */
84 const char *conf_get_configname(void);
85 const char *conf_get_autoconfig_name(void);
86 char *conf_get_default_confname(void);
87 void sym_set_change_count(int count);
88 void sym_add_change_count(int count);
89 bool conf_set_all_new_symbols(enum conf_def_mode mode);
90 void set_all_choice_values(struct symbol *csym);
91 
92 struct conf_printer {
93 	void (*print_symbol)(FILE *, struct symbol *, const char *, void *);
94 	void (*print_comment)(FILE *, const char *, void *);
95 };
96 
97 /* confdata.c and expr.c */
98 static inline void xfwrite(const void *str, size_t len, size_t count, FILE *out)
99 {
100 	assert(len != 0);
101 
102 	if (fwrite(str, len, count, out) != count)
103 		fprintf(stderr, "Error in writing or end of file.\n");
104 }
105 
106 /* menu.c */
107 void _menu_init(void);
108 void menu_warn(struct menu *menu, const char *fmt, ...);
109 struct menu *menu_add_menu(void);
110 void menu_end_menu(void);
111 void menu_add_entry(struct symbol *sym);
112 void menu_end_entry(void);
113 void menu_add_dep(struct expr *dep);
114 void menu_add_visibility(struct expr *dep);
115 struct property *menu_add_prop(enum prop_type type, char *prompt, struct expr *expr, struct expr *dep);
116 struct property *menu_add_prompt(enum prop_type type, char *prompt, struct expr *dep);
117 void menu_add_expr(enum prop_type type, struct expr *expr, struct expr *dep);
118 void menu_add_symbol(enum prop_type type, struct symbol *sym, struct expr *dep);
119 void menu_add_option(int token, char *arg);
120 void menu_finalize(struct menu *parent);
121 void menu_set_type(int type);
122 
123 /* util.c */
124 struct file *file_lookup(const char *name);
125 int file_write_dep(const char *name);
126 void *xmalloc(size_t size);
127 void *xcalloc(size_t nmemb, size_t size);
128 
129 struct gstr {
130 	size_t len;
131 	char  *s;
132 	/*
133 	* when max_width is not zero long lines in string s (if any) get
134 	* wrapped not to exceed the max_width value
135 	*/
136 	int max_width;
137 };
138 struct gstr str_new(void);
139 struct gstr str_assign(const char *s);
140 void str_free(struct gstr *gs);
141 void str_append(struct gstr *gs, const char *s);
142 void str_printf(struct gstr *gs, const char *fmt, ...);
143 const char *str_get(struct gstr *gs);
144 
145 /* symbol.c */
146 extern struct expr *sym_env_list;
147 
148 void sym_init(void);
149 void sym_clear_all_valid(void);
150 void sym_set_all_changed(void);
151 void sym_set_changed(struct symbol *sym);
152 struct symbol *sym_choice_default(struct symbol *sym);
153 const char *sym_get_string_default(struct symbol *sym);
154 struct symbol *sym_check_deps(struct symbol *sym);
155 struct property *prop_alloc(enum prop_type type, struct symbol *sym);
156 struct symbol *prop_get_symbol(struct property *prop);
157 struct property *sym_get_env_prop(struct symbol *sym);
158 
159 static inline tristate sym_get_tristate_value(struct symbol *sym)
160 {
161 	return sym->curr.tri;
162 }
163 
164 
165 static inline struct symbol *sym_get_choice_value(struct symbol *sym)
166 {
167 	return (struct symbol *)sym->curr.val;
168 }
169 
170 static inline bool sym_set_choice_value(struct symbol *ch, struct symbol *chval)
171 {
172 	return sym_set_tristate_value(chval, yes);
173 }
174 
175 static inline bool sym_is_choice(struct symbol *sym)
176 {
177 	return sym->flags & SYMBOL_CHOICE ? true : false;
178 }
179 
180 static inline bool sym_is_choice_value(struct symbol *sym)
181 {
182 	return sym->flags & SYMBOL_CHOICEVAL ? true : false;
183 }
184 
185 static inline bool sym_is_optional(struct symbol *sym)
186 {
187 	return sym->flags & SYMBOL_OPTIONAL ? true : false;
188 }
189 
190 static inline bool sym_has_value(struct symbol *sym)
191 {
192 	return sym->flags & SYMBOL_DEF_USER ? true : false;
193 }
194 
195 #ifdef __cplusplus
196 }
197 #endif
198 
199 #endif /* LKC_H */
200