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 #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 #define TF_COMMAND 0x0001
34 #define TF_PARAM 0x0002
35 #define TF_OPTION 0x0004
36
37 enum conf_def_mode {
38 def_default,
39 def_yes,
40 def_mod,
41 def_no,
42 def_random
43 };
44
45 #define T_OPT_MODULES 1
46 #define T_OPT_DEFCONFIG_LIST 2
47 #define T_OPT_ALLNOCONFIG_Y 4
48
49 struct kconf_id {
50 const char *name;
51 int token;
52 unsigned int flags;
53 enum symbol_type stype;
54 };
55
56 extern int yylineno;
57 void zconfdump(FILE *out);
58 void zconf_starthelp(void);
59 FILE *zconf_fopen(const char *name);
60 void zconf_initscan(const char *name);
61 void zconf_nextfile(const char *name);
62 int zconf_lineno(void);
63 const char *zconf_curname(void);
64
65 /* confdata.c */
66 const char *conf_get_configname(void);
67 const char *conf_get_autoconfig_name(void);
68 char *conf_get_default_confname(void);
69 void sym_set_change_count(int count);
70 void sym_add_change_count(int count);
71 bool conf_set_all_new_symbols(enum conf_def_mode mode);
72 void set_all_choice_values(struct symbol *csym);
73
74 /* confdata.c and expr.c */
xfwrite(const void * str,size_t len,size_t count,FILE * out)75 static inline void xfwrite(const void *str, size_t len, size_t count, FILE *out)
76 {
77 assert(len != 0);
78
79 if (fwrite(str, len, count, out) != count)
80 fprintf(stderr, "Error in writing or end of file.\n");
81 }
82
83 /* menu.c */
84 void _menu_init(void);
85 void menu_warn(struct menu *menu, const char *fmt, ...);
86 struct menu *menu_add_menu(void);
87 void menu_end_menu(void);
88 void menu_add_entry(struct symbol *sym);
89 void menu_add_dep(struct expr *dep);
90 void menu_add_visibility(struct expr *dep);
91 struct property *menu_add_prompt(enum prop_type type, char *prompt, struct expr *dep);
92 void menu_add_expr(enum prop_type type, struct expr *expr, struct expr *dep);
93 void menu_add_symbol(enum prop_type type, struct symbol *sym, struct expr *dep);
94 void menu_add_option(int token, char *arg);
95 void menu_finalize(struct menu *parent);
96 void menu_set_type(int type);
97
98 /* util.c */
99 struct file *file_lookup(const char *name);
100 void *xmalloc(size_t size);
101 void *xcalloc(size_t nmemb, size_t size);
102 void *xrealloc(void *p, size_t size);
103 char *xstrdup(const char *s);
104 char *xstrndup(const char *s, size_t n);
105
106 struct gstr {
107 size_t len;
108 char *s;
109 /*
110 * when max_width is not zero long lines in string s (if any) get
111 * wrapped not to exceed the max_width value
112 */
113 int max_width;
114 };
115 struct gstr str_new(void);
116 void str_free(struct gstr *gs);
117 void str_append(struct gstr *gs, const char *s);
118 void str_printf(struct gstr *gs, const char *fmt, ...);
119 const char *str_get(struct gstr *gs);
120
121 /* symbol.c */
122 void sym_clear_all_valid(void);
123 struct symbol *sym_choice_default(struct symbol *sym);
124 const char *sym_get_string_default(struct symbol *sym);
125 struct symbol *sym_check_deps(struct symbol *sym);
126 struct property *prop_alloc(enum prop_type type, struct symbol *sym);
127 struct symbol *prop_get_symbol(struct property *prop);
128
sym_get_tristate_value(struct symbol * sym)129 static inline tristate sym_get_tristate_value(struct symbol *sym)
130 {
131 return sym->curr.tri;
132 }
133
134
sym_get_choice_value(struct symbol * sym)135 static inline struct symbol *sym_get_choice_value(struct symbol *sym)
136 {
137 return (struct symbol *)sym->curr.val;
138 }
139
sym_set_choice_value(struct symbol * ch,struct symbol * chval)140 static inline bool sym_set_choice_value(struct symbol *ch, struct symbol *chval)
141 {
142 return sym_set_tristate_value(chval, yes);
143 }
144
sym_is_choice(struct symbol * sym)145 static inline bool sym_is_choice(struct symbol *sym)
146 {
147 return sym->flags & SYMBOL_CHOICE ? true : false;
148 }
149
sym_is_choice_value(struct symbol * sym)150 static inline bool sym_is_choice_value(struct symbol *sym)
151 {
152 return sym->flags & SYMBOL_CHOICEVAL ? true : false;
153 }
154
sym_is_optional(struct symbol * sym)155 static inline bool sym_is_optional(struct symbol *sym)
156 {
157 return sym->flags & SYMBOL_OPTIONAL ? true : false;
158 }
159
sym_has_value(struct symbol * sym)160 static inline bool sym_has_value(struct symbol *sym)
161 {
162 return sym->flags & SYMBOL_DEF_USER ? true : false;
163 }
164
165 #ifdef __cplusplus
166 }
167 #endif
168
169 #endif /* LKC_H */
170