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929 lines
20 KiB
929 lines
20 KiB
// SPDX-License-Identifier: GPL-2.0 |
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/* |
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* Copyright (C) 2002 Roman Zippel <[email protected]> |
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*/ |
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|
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#include <ctype.h> |
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#include <limits.h> |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <time.h> |
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#include <unistd.h> |
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#include <getopt.h> |
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#include <sys/time.h> |
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#include <errno.h> |
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#include "lkc.h" |
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|
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static void conf(struct menu *menu); |
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static void check_conf(struct menu *menu); |
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|
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enum input_mode { |
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oldaskconfig, |
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syncconfig, |
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oldconfig, |
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allnoconfig, |
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allyesconfig, |
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allmodconfig, |
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alldefconfig, |
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randconfig, |
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defconfig, |
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savedefconfig, |
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listnewconfig, |
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helpnewconfig, |
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olddefconfig, |
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yes2modconfig, |
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mod2yesconfig, |
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}; |
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static enum input_mode input_mode = oldaskconfig; |
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static int input_mode_opt; |
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static int indent = 1; |
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static int tty_stdio; |
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static int sync_kconfig; |
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static int conf_cnt; |
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static char line[PATH_MAX]; |
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static struct menu *rootEntry; |
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|
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static void print_help(struct menu *menu) |
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{ |
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struct gstr help = str_new(); |
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|
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menu_get_ext_help(menu, &help); |
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|
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printf("\n%s\n", str_get(&help)); |
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str_free(&help); |
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} |
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|
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static void strip(char *str) |
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{ |
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char *p = str; |
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int l; |
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|
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while ((isspace(*p))) |
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p++; |
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l = strlen(p); |
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if (p != str) |
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memmove(str, p, l + 1); |
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if (!l) |
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return; |
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p = str + l - 1; |
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while ((isspace(*p))) |
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*p-- = 0; |
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} |
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|
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/* Helper function to facilitate fgets() by Jean Sacren. */ |
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static void xfgets(char *str, int size, FILE *in) |
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{ |
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if (!fgets(str, size, in)) |
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fprintf(stderr, "\nError in reading or end of file.\n"); |
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|
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if (!tty_stdio) |
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printf("%s", str); |
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} |
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|
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static void set_randconfig_seed(void) |
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{ |
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unsigned int seed; |
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char *env; |
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bool seed_set = false; |
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|
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env = getenv("KCONFIG_SEED"); |
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if (env && *env) { |
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char *endp; |
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|
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seed = strtol(env, &endp, 0); |
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if (*endp == '\0') |
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seed_set = true; |
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} |
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|
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if (!seed_set) { |
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struct timeval now; |
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|
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/* |
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* Use microseconds derived seed, compensate for systems where it may |
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* be zero. |
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*/ |
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gettimeofday(&now, NULL); |
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seed = (now.tv_sec + 1) * (now.tv_usec + 1); |
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} |
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|
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printf("KCONFIG_SEED=0x%X\n", seed); |
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srand(seed); |
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} |
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|
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static bool randomize_choice_values(struct symbol *csym) |
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{ |
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struct property *prop; |
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struct symbol *sym; |
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struct expr *e; |
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int cnt, def; |
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|
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/* |
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* If choice is mod then we may have more items selected |
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* and if no then no-one. |
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* In both cases stop. |
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*/ |
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if (csym->curr.tri != yes) |
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return false; |
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|
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prop = sym_get_choice_prop(csym); |
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|
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/* count entries in choice block */ |
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cnt = 0; |
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expr_list_for_each_sym(prop->expr, e, sym) |
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cnt++; |
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|
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/* |
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* find a random value and set it to yes, |
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* set the rest to no so we have only one set |
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*/ |
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def = rand() % cnt; |
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|
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cnt = 0; |
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expr_list_for_each_sym(prop->expr, e, sym) { |
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if (def == cnt++) { |
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sym->def[S_DEF_USER].tri = yes; |
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csym->def[S_DEF_USER].val = sym; |
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} else { |
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sym->def[S_DEF_USER].tri = no; |
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} |
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sym->flags |= SYMBOL_DEF_USER; |
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/* clear VALID to get value calculated */ |
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sym->flags &= ~SYMBOL_VALID; |
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} |
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csym->flags |= SYMBOL_DEF_USER; |
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/* clear VALID to get value calculated */ |
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csym->flags &= ~SYMBOL_VALID; |
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|
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return true; |
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} |
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|
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enum conf_def_mode { |
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def_default, |
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def_yes, |
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def_mod, |
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def_y2m, |
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def_m2y, |
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def_no, |
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def_random |
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}; |
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|
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static bool conf_set_all_new_symbols(enum conf_def_mode mode) |
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{ |
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struct symbol *sym, *csym; |
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int i, cnt; |
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/* |
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* can't go as the default in switch-case below, otherwise gcc whines |
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* about -Wmaybe-uninitialized |
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*/ |
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int pby = 50; /* probability of bool = y */ |
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int pty = 33; /* probability of tristate = y */ |
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int ptm = 33; /* probability of tristate = m */ |
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bool has_changed = false; |
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|
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if (mode == def_random) { |
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int n, p[3]; |
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char *env = getenv("KCONFIG_PROBABILITY"); |
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|
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n = 0; |
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while (env && *env) { |
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char *endp; |
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int tmp = strtol(env, &endp, 10); |
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|
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if (tmp >= 0 && tmp <= 100) { |
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p[n++] = tmp; |
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} else { |
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errno = ERANGE; |
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perror("KCONFIG_PROBABILITY"); |
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exit(1); |
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} |
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env = (*endp == ':') ? endp + 1 : endp; |
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if (n >= 3) |
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break; |
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} |
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switch (n) { |
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case 1: |
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pby = p[0]; |
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ptm = pby / 2; |
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pty = pby - ptm; |
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break; |
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case 2: |
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pty = p[0]; |
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ptm = p[1]; |
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pby = pty + ptm; |
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break; |
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case 3: |
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pby = p[0]; |
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pty = p[1]; |
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ptm = p[2]; |
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break; |
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} |
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|
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if (pty + ptm > 100) { |
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errno = ERANGE; |
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perror("KCONFIG_PROBABILITY"); |
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exit(1); |
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} |
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} |
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|
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for_all_symbols(i, sym) { |
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if (sym_has_value(sym) || sym->flags & SYMBOL_VALID) |
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continue; |
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switch (sym_get_type(sym)) { |
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case S_BOOLEAN: |
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case S_TRISTATE: |
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has_changed = true; |
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switch (mode) { |
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case def_yes: |
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sym->def[S_DEF_USER].tri = yes; |
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break; |
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case def_mod: |
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sym->def[S_DEF_USER].tri = mod; |
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break; |
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case def_no: |
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sym->def[S_DEF_USER].tri = no; |
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break; |
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case def_random: |
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sym->def[S_DEF_USER].tri = no; |
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cnt = rand() % 100; |
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if (sym->type == S_TRISTATE) { |
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if (cnt < pty) |
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sym->def[S_DEF_USER].tri = yes; |
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else if (cnt < pty + ptm) |
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sym->def[S_DEF_USER].tri = mod; |
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} else if (cnt < pby) |
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sym->def[S_DEF_USER].tri = yes; |
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break; |
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default: |
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continue; |
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} |
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if (!(sym_is_choice(sym) && mode == def_random)) |
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sym->flags |= SYMBOL_DEF_USER; |
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break; |
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default: |
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break; |
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} |
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|
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} |
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|
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sym_clear_all_valid(); |
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|
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/* |
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* We have different type of choice blocks. |
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* If curr.tri equals to mod then we can select several |
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* choice symbols in one block. |
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* In this case we do nothing. |
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* If curr.tri equals yes then only one symbol can be |
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* selected in a choice block and we set it to yes, |
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* and the rest to no. |
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*/ |
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if (mode != def_random) { |
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for_all_symbols(i, csym) { |
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if ((sym_is_choice(csym) && !sym_has_value(csym)) || |
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sym_is_choice_value(csym)) |
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csym->flags |= SYMBOL_NEED_SET_CHOICE_VALUES; |
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} |
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} |
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for_all_symbols(i, csym) { |
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if (sym_has_value(csym) || !sym_is_choice(csym)) |
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continue; |
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|
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sym_calc_value(csym); |
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if (mode == def_random) |
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has_changed |= randomize_choice_values(csym); |
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else { |
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set_all_choice_values(csym); |
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has_changed = true; |
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} |
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} |
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|
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return has_changed; |
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} |
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|
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static void conf_rewrite_mod_or_yes(enum conf_def_mode mode) |
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{ |
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struct symbol *sym; |
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int i; |
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tristate old_val = (mode == def_y2m) ? yes : mod; |
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tristate new_val = (mode == def_y2m) ? mod : yes; |
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for_all_symbols(i, sym) { |
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if (sym_get_type(sym) == S_TRISTATE && |
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sym->def[S_DEF_USER].tri == old_val) |
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sym->def[S_DEF_USER].tri = new_val; |
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} |
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sym_clear_all_valid(); |
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} |
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static int conf_askvalue(struct symbol *sym, const char *def) |
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{ |
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if (!sym_has_value(sym)) |
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printf("(NEW) "); |
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line[0] = '\n'; |
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line[1] = 0; |
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if (!sym_is_changeable(sym)) { |
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printf("%s\n", def); |
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line[0] = '\n'; |
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line[1] = 0; |
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return 0; |
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} |
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|
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switch (input_mode) { |
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case oldconfig: |
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case syncconfig: |
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if (sym_has_value(sym)) { |
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printf("%s\n", def); |
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return 0; |
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} |
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/* fall through */ |
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default: |
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fflush(stdout); |
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xfgets(line, sizeof(line), stdin); |
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break; |
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} |
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|
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return 1; |
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} |
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static int conf_string(struct menu *menu) |
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{ |
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struct symbol *sym = menu->sym; |
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const char *def; |
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|
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while (1) { |
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printf("%*s%s ", indent - 1, "", menu->prompt->text); |
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printf("(%s) ", sym->name); |
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def = sym_get_string_value(sym); |
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if (def) |
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printf("[%s] ", def); |
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if (!conf_askvalue(sym, def)) |
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return 0; |
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switch (line[0]) { |
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case '\n': |
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break; |
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case '?': |
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/* print help */ |
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if (line[1] == '\n') { |
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print_help(menu); |
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def = NULL; |
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break; |
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} |
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/* fall through */ |
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default: |
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line[strlen(line)-1] = 0; |
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def = line; |
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} |
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if (def && sym_set_string_value(sym, def)) |
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return 0; |
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} |
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} |
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|
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static int conf_sym(struct menu *menu) |
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{ |
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struct symbol *sym = menu->sym; |
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tristate oldval, newval; |
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|
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while (1) { |
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printf("%*s%s ", indent - 1, "", menu->prompt->text); |
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if (sym->name) |
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printf("(%s) ", sym->name); |
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putchar('['); |
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oldval = sym_get_tristate_value(sym); |
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switch (oldval) { |
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case no: |
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putchar('N'); |
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break; |
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case mod: |
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putchar('M'); |
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break; |
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case yes: |
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putchar('Y'); |
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break; |
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} |
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if (oldval != no && sym_tristate_within_range(sym, no)) |
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printf("/n"); |
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if (oldval != mod && sym_tristate_within_range(sym, mod)) |
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printf("/m"); |
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if (oldval != yes && sym_tristate_within_range(sym, yes)) |
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printf("/y"); |
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printf("/?] "); |
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if (!conf_askvalue(sym, sym_get_string_value(sym))) |
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return 0; |
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strip(line); |
|
|
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switch (line[0]) { |
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case 'n': |
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case 'N': |
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newval = no; |
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if (!line[1] || !strcmp(&line[1], "o")) |
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break; |
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continue; |
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case 'm': |
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case 'M': |
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newval = mod; |
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if (!line[1]) |
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break; |
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continue; |
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case 'y': |
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case 'Y': |
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newval = yes; |
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if (!line[1] || !strcmp(&line[1], "es")) |
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break; |
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continue; |
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case 0: |
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newval = oldval; |
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break; |
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case '?': |
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goto help; |
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default: |
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continue; |
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} |
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if (sym_set_tristate_value(sym, newval)) |
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return 0; |
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help: |
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print_help(menu); |
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} |
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} |
|
|
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static int conf_choice(struct menu *menu) |
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{ |
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struct symbol *sym, *def_sym; |
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struct menu *child; |
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bool is_new; |
|
|
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sym = menu->sym; |
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is_new = !sym_has_value(sym); |
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if (sym_is_changeable(sym)) { |
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conf_sym(menu); |
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sym_calc_value(sym); |
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switch (sym_get_tristate_value(sym)) { |
|
case no: |
|
return 1; |
|
case mod: |
|
return 0; |
|
case yes: |
|
break; |
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} |
|
} else { |
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switch (sym_get_tristate_value(sym)) { |
|
case no: |
|
return 1; |
|
case mod: |
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printf("%*s%s\n", indent - 1, "", menu_get_prompt(menu)); |
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return 0; |
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case yes: |
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break; |
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} |
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} |
|
|
|
while (1) { |
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int cnt, def; |
|
|
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printf("%*s%s\n", indent - 1, "", menu_get_prompt(menu)); |
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def_sym = sym_get_choice_value(sym); |
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cnt = def = 0; |
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line[0] = 0; |
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for (child = menu->list; child; child = child->next) { |
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if (!menu_is_visible(child)) |
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continue; |
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if (!child->sym) { |
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printf("%*c %s\n", indent, '*', menu_get_prompt(child)); |
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continue; |
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} |
|
cnt++; |
|
if (child->sym == def_sym) { |
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def = cnt; |
|
printf("%*c", indent, '>'); |
|
} else |
|
printf("%*c", indent, ' '); |
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printf(" %d. %s", cnt, menu_get_prompt(child)); |
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if (child->sym->name) |
|
printf(" (%s)", child->sym->name); |
|
if (!sym_has_value(child->sym)) |
|
printf(" (NEW)"); |
|
printf("\n"); |
|
} |
|
printf("%*schoice", indent - 1, ""); |
|
if (cnt == 1) { |
|
printf("[1]: 1\n"); |
|
goto conf_childs; |
|
} |
|
printf("[1-%d?]: ", cnt); |
|
switch (input_mode) { |
|
case oldconfig: |
|
case syncconfig: |
|
if (!is_new) { |
|
cnt = def; |
|
printf("%d\n", cnt); |
|
break; |
|
} |
|
/* fall through */ |
|
case oldaskconfig: |
|
fflush(stdout); |
|
xfgets(line, sizeof(line), stdin); |
|
strip(line); |
|
if (line[0] == '?') { |
|
print_help(menu); |
|
continue; |
|
} |
|
if (!line[0]) |
|
cnt = def; |
|
else if (isdigit(line[0])) |
|
cnt = atoi(line); |
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else |
|
continue; |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
conf_childs: |
|
for (child = menu->list; child; child = child->next) { |
|
if (!child->sym || !menu_is_visible(child)) |
|
continue; |
|
if (!--cnt) |
|
break; |
|
} |
|
if (!child) |
|
continue; |
|
if (line[0] && line[strlen(line) - 1] == '?') { |
|
print_help(child); |
|
continue; |
|
} |
|
sym_set_choice_value(sym, child->sym); |
|
for (child = child->list; child; child = child->next) { |
|
indent += 2; |
|
conf(child); |
|
indent -= 2; |
|
} |
|
return 1; |
|
} |
|
} |
|
|
|
static void conf(struct menu *menu) |
|
{ |
|
struct symbol *sym; |
|
struct property *prop; |
|
struct menu *child; |
|
|
|
if (!menu_is_visible(menu)) |
|
return; |
|
|
|
sym = menu->sym; |
|
prop = menu->prompt; |
|
if (prop) { |
|
const char *prompt; |
|
|
|
switch (prop->type) { |
|
case P_MENU: |
|
/* |
|
* Except in oldaskconfig mode, we show only menus that |
|
* contain new symbols. |
|
*/ |
|
if (input_mode != oldaskconfig && rootEntry != menu) { |
|
check_conf(menu); |
|
return; |
|
} |
|
/* fall through */ |
|
case P_COMMENT: |
|
prompt = menu_get_prompt(menu); |
|
if (prompt) |
|
printf("%*c\n%*c %s\n%*c\n", |
|
indent, '*', |
|
indent, '*', prompt, |
|
indent, '*'); |
|
default: |
|
; |
|
} |
|
} |
|
|
|
if (!sym) |
|
goto conf_childs; |
|
|
|
if (sym_is_choice(sym)) { |
|
conf_choice(menu); |
|
if (sym->curr.tri != mod) |
|
return; |
|
goto conf_childs; |
|
} |
|
|
|
switch (sym->type) { |
|
case S_INT: |
|
case S_HEX: |
|
case S_STRING: |
|
conf_string(menu); |
|
break; |
|
default: |
|
conf_sym(menu); |
|
break; |
|
} |
|
|
|
conf_childs: |
|
if (sym) |
|
indent += 2; |
|
for (child = menu->list; child; child = child->next) |
|
conf(child); |
|
if (sym) |
|
indent -= 2; |
|
} |
|
|
|
static void check_conf(struct menu *menu) |
|
{ |
|
struct symbol *sym; |
|
struct menu *child; |
|
|
|
if (!menu_is_visible(menu)) |
|
return; |
|
|
|
sym = menu->sym; |
|
if (sym && !sym_has_value(sym) && |
|
(sym_is_changeable(sym) || |
|
(sym_is_choice(sym) && sym_get_tristate_value(sym) == yes))) { |
|
|
|
switch (input_mode) { |
|
case listnewconfig: |
|
if (sym->name) { |
|
const char *str; |
|
|
|
if (sym->type == S_STRING) { |
|
str = sym_get_string_value(sym); |
|
str = sym_escape_string_value(str); |
|
printf("%s%s=%s\n", CONFIG_, sym->name, str); |
|
free((void *)str); |
|
} else { |
|
str = sym_get_string_value(sym); |
|
printf("%s%s=%s\n", CONFIG_, sym->name, str); |
|
} |
|
} |
|
break; |
|
case helpnewconfig: |
|
printf("-----\n"); |
|
print_help(menu); |
|
printf("-----\n"); |
|
break; |
|
default: |
|
if (!conf_cnt++) |
|
printf("*\n* Restart config...\n*\n"); |
|
rootEntry = menu_get_parent_menu(menu); |
|
conf(rootEntry); |
|
break; |
|
} |
|
} |
|
|
|
for (child = menu->list; child; child = child->next) |
|
check_conf(child); |
|
} |
|
|
|
static const struct option long_opts[] = { |
|
{"help", no_argument, NULL, 'h'}, |
|
{"silent", no_argument, NULL, 's'}, |
|
{"oldaskconfig", no_argument, &input_mode_opt, oldaskconfig}, |
|
{"oldconfig", no_argument, &input_mode_opt, oldconfig}, |
|
{"syncconfig", no_argument, &input_mode_opt, syncconfig}, |
|
{"defconfig", required_argument, &input_mode_opt, defconfig}, |
|
{"savedefconfig", required_argument, &input_mode_opt, savedefconfig}, |
|
{"allnoconfig", no_argument, &input_mode_opt, allnoconfig}, |
|
{"allyesconfig", no_argument, &input_mode_opt, allyesconfig}, |
|
{"allmodconfig", no_argument, &input_mode_opt, allmodconfig}, |
|
{"alldefconfig", no_argument, &input_mode_opt, alldefconfig}, |
|
{"randconfig", no_argument, &input_mode_opt, randconfig}, |
|
{"listnewconfig", no_argument, &input_mode_opt, listnewconfig}, |
|
{"helpnewconfig", no_argument, &input_mode_opt, helpnewconfig}, |
|
{"olddefconfig", no_argument, &input_mode_opt, olddefconfig}, |
|
{"yes2modconfig", no_argument, &input_mode_opt, yes2modconfig}, |
|
{"mod2yesconfig", no_argument, &input_mode_opt, mod2yesconfig}, |
|
{NULL, 0, NULL, 0} |
|
}; |
|
|
|
static void conf_usage(const char *progname) |
|
{ |
|
printf("Usage: %s [options] <kconfig-file>\n", progname); |
|
printf("\n"); |
|
printf("Generic options:\n"); |
|
printf(" -h, --help Print this message and exit.\n"); |
|
printf(" -s, --silent Do not print log.\n"); |
|
printf("\n"); |
|
printf("Mode options:\n"); |
|
printf(" --listnewconfig List new options\n"); |
|
printf(" --helpnewconfig List new options and help text\n"); |
|
printf(" --oldaskconfig Start a new configuration using a line-oriented program\n"); |
|
printf(" --oldconfig Update a configuration using a provided .config as base\n"); |
|
printf(" --syncconfig Similar to oldconfig but generates configuration in\n" |
|
" include/{generated/,config/}\n"); |
|
printf(" --olddefconfig Same as oldconfig but sets new symbols to their default value\n"); |
|
printf(" --defconfig <file> New config with default defined in <file>\n"); |
|
printf(" --savedefconfig <file> Save the minimal current configuration to <file>\n"); |
|
printf(" --allnoconfig New config where all options are answered with no\n"); |
|
printf(" --allyesconfig New config where all options are answered with yes\n"); |
|
printf(" --allmodconfig New config where all options are answered with mod\n"); |
|
printf(" --alldefconfig New config with all symbols set to default\n"); |
|
printf(" --randconfig New config with random answer to all options\n"); |
|
printf(" --yes2modconfig Change answers from yes to mod if possible\n"); |
|
printf(" --mod2yesconfig Change answers from mod to yes if possible\n"); |
|
printf(" (If none of the above is given, --oldaskconfig is the default)\n"); |
|
} |
|
|
|
int main(int ac, char **av) |
|
{ |
|
const char *progname = av[0]; |
|
int opt; |
|
const char *name, *defconfig_file = NULL /* gcc uninit */; |
|
int no_conf_write = 0; |
|
|
|
tty_stdio = isatty(0) && isatty(1); |
|
|
|
while ((opt = getopt_long(ac, av, "hs", long_opts, NULL)) != -1) { |
|
switch (opt) { |
|
case 'h': |
|
conf_usage(progname); |
|
exit(1); |
|
break; |
|
case 's': |
|
conf_set_message_callback(NULL); |
|
break; |
|
case 0: |
|
input_mode = input_mode_opt; |
|
switch (input_mode) { |
|
case syncconfig: |
|
/* |
|
* syncconfig is invoked during the build stage. |
|
* Suppress distracting |
|
* "configuration written to ..." |
|
*/ |
|
conf_set_message_callback(NULL); |
|
sync_kconfig = 1; |
|
break; |
|
case defconfig: |
|
case savedefconfig: |
|
defconfig_file = optarg; |
|
break; |
|
case randconfig: |
|
set_randconfig_seed(); |
|
break; |
|
default: |
|
break; |
|
} |
|
default: |
|
break; |
|
} |
|
} |
|
if (ac == optind) { |
|
fprintf(stderr, "%s: Kconfig file missing\n", av[0]); |
|
conf_usage(progname); |
|
exit(1); |
|
} |
|
conf_parse(av[optind]); |
|
//zconfdump(stdout); |
|
|
|
switch (input_mode) { |
|
case defconfig: |
|
if (conf_read(defconfig_file)) { |
|
fprintf(stderr, |
|
"***\n" |
|
"*** Can't find default configuration \"%s\"!\n" |
|
"***\n", |
|
defconfig_file); |
|
exit(1); |
|
} |
|
break; |
|
case savedefconfig: |
|
case syncconfig: |
|
case oldaskconfig: |
|
case oldconfig: |
|
case listnewconfig: |
|
case helpnewconfig: |
|
case olddefconfig: |
|
case yes2modconfig: |
|
case mod2yesconfig: |
|
conf_read(NULL); |
|
break; |
|
case allnoconfig: |
|
case allyesconfig: |
|
case allmodconfig: |
|
case alldefconfig: |
|
case randconfig: |
|
name = getenv("KCONFIG_ALLCONFIG"); |
|
if (!name) |
|
break; |
|
if ((strcmp(name, "") != 0) && (strcmp(name, "1") != 0)) { |
|
if (conf_read_simple(name, S_DEF_USER)) { |
|
fprintf(stderr, |
|
"*** Can't read seed configuration \"%s\"!\n", |
|
name); |
|
exit(1); |
|
} |
|
break; |
|
} |
|
switch (input_mode) { |
|
case allnoconfig: name = "allno.config"; break; |
|
case allyesconfig: name = "allyes.config"; break; |
|
case allmodconfig: name = "allmod.config"; break; |
|
case alldefconfig: name = "alldef.config"; break; |
|
case randconfig: name = "allrandom.config"; break; |
|
default: break; |
|
} |
|
if (conf_read_simple(name, S_DEF_USER) && |
|
conf_read_simple("all.config", S_DEF_USER)) { |
|
fprintf(stderr, |
|
"*** KCONFIG_ALLCONFIG set, but no \"%s\" or \"all.config\" file found\n", |
|
name); |
|
exit(1); |
|
} |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
if (sync_kconfig) { |
|
name = getenv("KCONFIG_NOSILENTUPDATE"); |
|
if (name && *name) { |
|
if (conf_get_changed()) { |
|
fprintf(stderr, |
|
"\n*** The configuration requires explicit update.\n\n"); |
|
return 1; |
|
} |
|
no_conf_write = 1; |
|
} |
|
} |
|
|
|
switch (input_mode) { |
|
case allnoconfig: |
|
conf_set_all_new_symbols(def_no); |
|
break; |
|
case allyesconfig: |
|
conf_set_all_new_symbols(def_yes); |
|
break; |
|
case allmodconfig: |
|
conf_set_all_new_symbols(def_mod); |
|
break; |
|
case alldefconfig: |
|
conf_set_all_new_symbols(def_default); |
|
break; |
|
case randconfig: |
|
/* Really nothing to do in this loop */ |
|
while (conf_set_all_new_symbols(def_random)) ; |
|
break; |
|
case defconfig: |
|
conf_set_all_new_symbols(def_default); |
|
break; |
|
case savedefconfig: |
|
break; |
|
case yes2modconfig: |
|
conf_rewrite_mod_or_yes(def_y2m); |
|
break; |
|
case mod2yesconfig: |
|
conf_rewrite_mod_or_yes(def_m2y); |
|
break; |
|
case oldaskconfig: |
|
rootEntry = &rootmenu; |
|
conf(&rootmenu); |
|
input_mode = oldconfig; |
|
/* fall through */ |
|
case oldconfig: |
|
case listnewconfig: |
|
case helpnewconfig: |
|
case syncconfig: |
|
/* Update until a loop caused no more changes */ |
|
do { |
|
conf_cnt = 0; |
|
check_conf(&rootmenu); |
|
} while (conf_cnt); |
|
break; |
|
case olddefconfig: |
|
default: |
|
break; |
|
} |
|
|
|
if (input_mode == savedefconfig) { |
|
if (conf_write_defconfig(defconfig_file)) { |
|
fprintf(stderr, "n*** Error while saving defconfig to: %s\n\n", |
|
defconfig_file); |
|
return 1; |
|
} |
|
} else if (input_mode != listnewconfig && input_mode != helpnewconfig) { |
|
if (!no_conf_write && conf_write(NULL)) { |
|
fprintf(stderr, "\n*** Error during writing of the configuration.\n\n"); |
|
exit(1); |
|
} |
|
|
|
/* |
|
* Create auto.conf if it does not exist. |
|
* This prevents GNU Make 4.1 or older from emitting |
|
* "include/config/auto.conf: No such file or directory" |
|
* in the top-level Makefile |
|
* |
|
* syncconfig always creates or updates auto.conf because it is |
|
* used during the build. |
|
*/ |
|
if (conf_write_autoconf(sync_kconfig) && sync_kconfig) { |
|
fprintf(stderr, |
|
"\n*** Error during sync of the configuration.\n\n"); |
|
return 1; |
|
} |
|
} |
|
return 0; |
|
}
|
|
|