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 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 */ 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 int file_write_dep(const char *name); 101 void *xmalloc(size_t size); 102 void *xcalloc(size_t nmemb, size_t size); 103 void *xrealloc(void *p, size_t size); 104 char *xstrdup(const char *s); 105 char *xstrndup(const char *s, size_t n); 106 107 struct gstr { 108 size_t len; 109 char *s; 110 /* 111 * when max_width is not zero long lines in string s (if any) get 112 * wrapped not to exceed the max_width value 113 */ 114 int max_width; 115 }; 116 struct gstr str_new(void); 117 void str_free(struct gstr *gs); 118 void str_append(struct gstr *gs, const char *s); 119 void str_printf(struct gstr *gs, const char *fmt, ...); 120 const char *str_get(struct gstr *gs); 121 122 /* symbol.c */ 123 void sym_clear_all_valid(void); 124 struct symbol *sym_choice_default(struct symbol *sym); 125 const char *sym_get_string_default(struct symbol *sym); 126 struct symbol *sym_check_deps(struct symbol *sym); 127 struct property *prop_alloc(enum prop_type type, struct symbol *sym); 128 struct symbol *prop_get_symbol(struct property *prop); 129 struct property *sym_get_env_prop(struct symbol *sym); 130 131 static inline tristate sym_get_tristate_value(struct symbol *sym) 132 { 133 return sym->curr.tri; 134 } 135 136 137 static inline struct symbol *sym_get_choice_value(struct symbol *sym) 138 { 139 return (struct symbol *)sym->curr.val; 140 } 141 142 static inline bool sym_set_choice_value(struct symbol *ch, struct symbol *chval) 143 { 144 return sym_set_tristate_value(chval, yes); 145 } 146 147 static inline bool sym_is_choice(struct symbol *sym) 148 { 149 return sym->flags & SYMBOL_CHOICE ? true : false; 150 } 151 152 static inline bool sym_is_choice_value(struct symbol *sym) 153 { 154 return sym->flags & SYMBOL_CHOICEVAL ? true : false; 155 } 156 157 static inline bool sym_is_optional(struct symbol *sym) 158 { 159 return sym->flags & SYMBOL_OPTIONAL ? true : false; 160 } 161 162 static inline bool sym_has_value(struct symbol *sym) 163 { 164 return sym->flags & SYMBOL_DEF_USER ? true : false; 165 } 166 167 #ifdef __cplusplus 168 } 169 #endif 170 171 #endif /* LKC_H */ 172