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 <assert.h> 10#include <stdio.h> 11#include <stdlib.h> 12 13#include "expr.h" 14 15#ifdef __cplusplus 16extern "C" { 17#endif 18 19#include "lkc_proto.h" 20 21#define SRCTREE "srctree" 22 23#ifndef CONFIG_ 24#define CONFIG_ "CONFIG_" 25#endif 26static inline const char *CONFIG_prefix(void) 27{ 28 return getenv( "CONFIG_" ) ?: CONFIG_; 29} 30#undef CONFIG_ 31#define CONFIG_ CONFIG_prefix() 32 33extern int yylineno; 34void zconfdump(FILE *out); 35void zconf_starthelp(void); 36FILE *zconf_fopen(const char *name); 37void zconf_initscan(const char *name); 38void zconf_nextfile(const char *name); 39 40/* confdata.c */ 41extern struct gstr autoconf_cmd; 42const char *conf_get_configname(void); 43void set_all_choice_values(struct symbol *csym); 44 45/* confdata.c and expr.c */ 46static inline void xfwrite(const void *str, size_t len, size_t count, FILE *out) 47{ 48 assert(len != 0); 49 50 if (fwrite(str, len, count, out) != count) 51 fprintf(stderr, "Error in writing or end of file.\n"); 52} 53 54/* util.c */ 55unsigned int strhash(const char *s); 56const char *file_lookup(const char *name); 57void *xmalloc(size_t size); 58void *xcalloc(size_t nmemb, size_t size); 59void *xrealloc(void *p, size_t size); 60char *xstrdup(const char *s); 61char *xstrndup(const char *s, size_t n); 62 63/* lexer.l */ 64int yylex(void); 65 66struct gstr { 67 size_t len; 68 char *s; 69 /* 70 * when max_width is not zero long lines in string s (if any) get 71 * wrapped not to exceed the max_width value 72 */ 73 int max_width; 74}; 75struct gstr str_new(void); 76void str_free(struct gstr *gs); 77void str_append(struct gstr *gs, const char *s); 78void str_printf(struct gstr *gs, const char *fmt, ...); 79char *str_get(struct gstr *gs); 80 81/* menu.c */ 82void _menu_init(void); 83void menu_warn(struct menu *menu, const char *fmt, ...); 84struct menu *menu_add_menu(void); 85void menu_end_menu(void); 86void menu_add_entry(struct symbol *sym); 87void menu_add_dep(struct expr *dep); 88void menu_add_visibility(struct expr *dep); 89struct property *menu_add_prompt(enum prop_type type, char *prompt, struct expr *dep); 90void menu_add_expr(enum prop_type type, struct expr *expr, struct expr *dep); 91void menu_add_symbol(enum prop_type type, struct symbol *sym, struct expr *dep); 92void menu_finalize(struct menu *parent); 93void menu_set_type(int type); 94 95extern struct menu rootmenu; 96 97bool menu_is_empty(struct menu *menu); 98bool menu_is_visible(struct menu *menu); 99bool menu_has_prompt(struct menu *menu); 100const char *menu_get_prompt(struct menu *menu); 101struct menu *menu_get_parent_menu(struct menu *menu); 102int get_jump_key_char(void); 103struct gstr get_relations_str(struct symbol **sym_arr, struct list_head *head); 104void menu_get_ext_help(struct menu *menu, struct gstr *help); 105 106/* symbol.c */ 107void sym_clear_all_valid(void); 108struct symbol *sym_choice_default(struct symbol *sym); 109struct property *sym_get_range_prop(struct symbol *sym); 110const char *sym_get_string_default(struct symbol *sym); 111struct symbol *sym_check_deps(struct symbol *sym); 112struct symbol *prop_get_symbol(struct property *prop); 113 114static inline tristate sym_get_tristate_value(struct symbol *sym) 115{ 116 return sym->curr.tri; 117} 118 119 120static inline struct symbol *sym_get_choice_value(struct symbol *sym) 121{ 122 return (struct symbol *)sym->curr.val; 123} 124 125static inline bool sym_is_choice(struct symbol *sym) 126{ 127 return sym->flags & SYMBOL_CHOICE ? true : false; 128} 129 130static inline bool sym_is_choice_value(struct symbol *sym) 131{ 132 return sym->flags & SYMBOL_CHOICEVAL ? true : false; 133} 134 135static inline bool sym_is_optional(struct symbol *sym) 136{ 137 return sym->flags & SYMBOL_OPTIONAL ? true : false; 138} 139 140static inline bool sym_has_value(struct symbol *sym) 141{ 142 return sym->flags & SYMBOL_DEF_USER ? true : false; 143} 144 145#ifdef __cplusplus 146} 147#endif 148 149#endif /* LKC_H */ 150