1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
4 */
5
6 #ifndef LKC_H
7 #define LKC_H
8
9 #include "expr.h"
10
11 #ifdef __cplusplus
12 extern "C" {
13 #endif
14
15 #include "lkc_proto.h"
16
17 #define SRCTREE "srctree"
18
19 #ifndef PACKAGE
20 #define PACKAGE "linux"
21 #endif
22
23 #ifndef CONFIG_
24 #define CONFIG_ "CONFIG_"
25 #endif
CONFIG_prefix(void)26 static inline const char *CONFIG_prefix(void)
27 {
28 return getenv( "CONFIG_" ) ?: CONFIG_;
29 }
30 #undef CONFIG_
31 #define CONFIG_ CONFIG_prefix()
32
33 enum conf_def_mode {
34 def_default,
35 def_yes,
36 def_mod,
37 def_y2m,
38 def_m2y,
39 def_no,
40 def_random
41 };
42
43 extern int yylineno;
44 void zconfdump(FILE *out);
45 void zconf_starthelp(void);
46 FILE *zconf_fopen(const char *name);
47 void zconf_initscan(const char *name);
48 void zconf_nextfile(const char *name);
49 int zconf_lineno(void);
50 const char *zconf_curname(void);
51
52 /* confdata.c */
53 const char *conf_get_configname(void);
54 void sym_set_change_count(int count);
55 void sym_add_change_count(int count);
56 bool conf_set_all_new_symbols(enum conf_def_mode mode);
57 void conf_rewrite_mod_or_yes(enum conf_def_mode mode);
58 void set_all_choice_values(struct symbol *csym);
59
60 /* confdata.c and expr.c */
xfwrite(const void * str,size_t len,size_t count,FILE * out)61 static inline void xfwrite(const void *str, size_t len, size_t count, FILE *out)
62 {
63 assert(len != 0);
64
65 if (fwrite(str, len, count, out) != count)
66 fprintf(stderr, "Error in writing or end of file.\n");
67 }
68
69 /* util.c */
70 struct file *file_lookup(const char *name);
71 void *xmalloc(size_t size);
72 void *xcalloc(size_t nmemb, size_t size);
73 void *xrealloc(void *p, size_t size);
74 char *xstrdup(const char *s);
75 char *xstrndup(const char *s, size_t n);
76
77 /* lexer.l */
78 int yylex(void);
79
80 struct gstr {
81 size_t len;
82 char *s;
83 /*
84 * when max_width is not zero long lines in string s (if any) get
85 * wrapped not to exceed the max_width value
86 */
87 int max_width;
88 };
89 struct gstr str_new(void);
90 void str_free(struct gstr *gs);
91 void str_append(struct gstr *gs, const char *s);
92 void str_printf(struct gstr *gs, const char *fmt, ...);
93 const char *str_get(struct gstr *gs);
94
95 /* menu.c */
96 void _menu_init(void);
97 void menu_warn(struct menu *menu, const char *fmt, ...);
98 struct menu *menu_add_menu(void);
99 void menu_end_menu(void);
100 void menu_add_entry(struct symbol *sym);
101 void menu_add_dep(struct expr *dep);
102 void menu_add_visibility(struct expr *dep);
103 struct property *menu_add_prompt(enum prop_type type, char *prompt, struct expr *dep);
104 void menu_add_expr(enum prop_type type, struct expr *expr, struct expr *dep);
105 void menu_add_symbol(enum prop_type type, struct symbol *sym, struct expr *dep);
106 void menu_add_option_modules(void);
107 void menu_add_option_defconfig_list(void);
108 void menu_add_option_allnoconfig_y(void);
109 void menu_finalize(struct menu *parent);
110 void menu_set_type(int type);
111
112 extern struct menu rootmenu;
113
114 bool menu_is_empty(struct menu *menu);
115 bool menu_is_visible(struct menu *menu);
116 bool menu_has_prompt(struct menu *menu);
117 const char *menu_get_prompt(struct menu *menu);
118 struct menu *menu_get_root_menu(struct menu *menu);
119 struct menu *menu_get_parent_menu(struct menu *menu);
120 bool menu_has_help(struct menu *menu);
121 const char *menu_get_help(struct menu *menu);
122 struct gstr get_relations_str(struct symbol **sym_arr, struct list_head *head);
123 void menu_get_ext_help(struct menu *menu, struct gstr *help);
124
125 /* symbol.c */
126 void sym_clear_all_valid(void);
127 struct symbol *sym_choice_default(struct symbol *sym);
128 struct property *sym_get_range_prop(struct symbol *sym);
129 const char *sym_get_string_default(struct symbol *sym);
130 struct symbol *sym_check_deps(struct symbol *sym);
131 struct symbol *prop_get_symbol(struct property *prop);
132
sym_get_tristate_value(struct symbol * sym)133 static inline tristate sym_get_tristate_value(struct symbol *sym)
134 {
135 return sym->curr.tri;
136 }
137
138
sym_get_choice_value(struct symbol * sym)139 static inline struct symbol *sym_get_choice_value(struct symbol *sym)
140 {
141 return (struct symbol *)sym->curr.val;
142 }
143
sym_set_choice_value(struct symbol * ch,struct symbol * chval)144 static inline bool sym_set_choice_value(struct symbol *ch, struct symbol *chval)
145 {
146 return sym_set_tristate_value(chval, yes);
147 }
148
sym_is_choice(struct symbol * sym)149 static inline bool sym_is_choice(struct symbol *sym)
150 {
151 return sym->flags & SYMBOL_CHOICE ? true : false;
152 }
153
sym_is_choice_value(struct symbol * sym)154 static inline bool sym_is_choice_value(struct symbol *sym)
155 {
156 return sym->flags & SYMBOL_CHOICEVAL ? true : false;
157 }
158
sym_is_optional(struct symbol * sym)159 static inline bool sym_is_optional(struct symbol *sym)
160 {
161 return sym->flags & SYMBOL_OPTIONAL ? true : false;
162 }
163
sym_has_value(struct symbol * sym)164 static inline bool sym_has_value(struct symbol *sym)
165 {
166 return sym->flags & SYMBOL_DEF_USER ? true : false;
167 }
168
169 #ifdef __cplusplus
170 }
171 #endif
172
173 #endif /* LKC_H */
174