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_no,
38 def_random
39 };
40
41 extern int yylineno;
42 void zconfdump(FILE *out);
43 void zconf_starthelp(void);
44 FILE *zconf_fopen(const char *name);
45 void zconf_initscan(const char *name);
46 void zconf_nextfile(const char *name);
47 int zconf_lineno(void);
48 const char *zconf_curname(void);
49
50 /* confdata.c */
51 const char *conf_get_configname(void);
52 void sym_set_change_count(int count);
53 void sym_add_change_count(int count);
54 bool conf_set_all_new_symbols(enum conf_def_mode mode);
55 void set_all_choice_values(struct symbol *csym);
56
57 /* confdata.c and expr.c */
xfwrite(const void * str,size_t len,size_t count,FILE * out)58 static inline void xfwrite(const void *str, size_t len, size_t count, FILE *out)
59 {
60 assert(len != 0);
61
62 if (fwrite(str, len, count, out) != count)
63 fprintf(stderr, "Error in writing or end of file.\n");
64 }
65
66 /* menu.c */
67 void _menu_init(void);
68 void menu_warn(struct menu *menu, const char *fmt, ...);
69 struct menu *menu_add_menu(void);
70 void menu_end_menu(void);
71 void menu_add_entry(struct symbol *sym);
72 void menu_add_dep(struct expr *dep);
73 void menu_add_visibility(struct expr *dep);
74 struct property *menu_add_prompt(enum prop_type type, char *prompt, struct expr *dep);
75 void menu_add_expr(enum prop_type type, struct expr *expr, struct expr *dep);
76 void menu_add_symbol(enum prop_type type, struct symbol *sym, struct expr *dep);
77 void menu_add_option_modules(void);
78 void menu_add_option_defconfig_list(void);
79 void menu_add_option_allnoconfig_y(void);
80 void menu_finalize(struct menu *parent);
81 void menu_set_type(int type);
82
83 /* util.c */
84 struct file *file_lookup(const char *name);
85 void *xmalloc(size_t size);
86 void *xcalloc(size_t nmemb, size_t size);
87 void *xrealloc(void *p, size_t size);
88 char *xstrdup(const char *s);
89 char *xstrndup(const char *s, size_t n);
90
91 /* lexer.l */
92 int yylex(void);
93
94 struct gstr {
95 size_t len;
96 char *s;
97 /*
98 * when max_width is not zero long lines in string s (if any) get
99 * wrapped not to exceed the max_width value
100 */
101 int max_width;
102 };
103 struct gstr str_new(void);
104 void str_free(struct gstr *gs);
105 void str_append(struct gstr *gs, const char *s);
106 void str_printf(struct gstr *gs, const char *fmt, ...);
107 const char *str_get(struct gstr *gs);
108
109 /* symbol.c */
110 void sym_clear_all_valid(void);
111 struct symbol *sym_choice_default(struct symbol *sym);
112 struct property *sym_get_range_prop(struct symbol *sym);
113 const char *sym_get_string_default(struct symbol *sym);
114 struct symbol *sym_check_deps(struct symbol *sym);
115 struct property *prop_alloc(enum prop_type type, struct symbol *sym);
116 struct symbol *prop_get_symbol(struct property *prop);
117
sym_get_tristate_value(struct symbol * sym)118 static inline tristate sym_get_tristate_value(struct symbol *sym)
119 {
120 return sym->curr.tri;
121 }
122
123
sym_get_choice_value(struct symbol * sym)124 static inline struct symbol *sym_get_choice_value(struct symbol *sym)
125 {
126 return (struct symbol *)sym->curr.val;
127 }
128
sym_set_choice_value(struct symbol * ch,struct symbol * chval)129 static inline bool sym_set_choice_value(struct symbol *ch, struct symbol *chval)
130 {
131 return sym_set_tristate_value(chval, yes);
132 }
133
sym_is_choice(struct symbol * sym)134 static inline bool sym_is_choice(struct symbol *sym)
135 {
136 return sym->flags & SYMBOL_CHOICE ? true : false;
137 }
138
sym_is_choice_value(struct symbol * sym)139 static inline bool sym_is_choice_value(struct symbol *sym)
140 {
141 return sym->flags & SYMBOL_CHOICEVAL ? true : false;
142 }
143
sym_is_optional(struct symbol * sym)144 static inline bool sym_is_optional(struct symbol *sym)
145 {
146 return sym->flags & SYMBOL_OPTIONAL ? true : false;
147 }
148
sym_has_value(struct symbol * sym)149 static inline bool sym_has_value(struct symbol *sym)
150 {
151 return sym->flags & SYMBOL_DEF_USER ? true : false;
152 }
153
154 #ifdef __cplusplus
155 }
156 #endif
157
158 #endif /* LKC_H */
159