build: scripts/config - update to kconfig-v5.6
[openwrt/openwrt.git] / scripts / config / conf.c
index cf20e0a2164b760183497ad7763d8ce1c1f02b49..d96eab50f13969655ab3276c245dcc6db942cf24 100644 (file)
@@ -1,9 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
- * Released under the terms of the GNU GPL v2.0.
  */
 
-#include <locale.h>
 #include <ctype.h>
 #include <limits.h>
 #include <stdio.h>
 
 static void conf(struct menu *menu);
 static void check_conf(struct menu *menu);
-static void xfgets(char *str, int size, FILE *in);
 
 enum input_mode {
        oldaskconfig,
-       silentoldconfig,
+       syncconfig,
        oldconfig,
        allnoconfig,
        allyesconfig,
@@ -34,12 +32,16 @@ enum input_mode {
        defconfig,
        savedefconfig,
        listnewconfig,
+       helpnewconfig,
        olddefconfig,
-} input_mode = oldaskconfig;
+       yes2modconfig,
+       mod2yesconfig,
+       fatalrecursive,
+};
+static enum input_mode input_mode = oldaskconfig;
 
 static int indent = 1;
 static int tty_stdio;
-static int valid_stdin = 1;
 static int sync_kconfig;
 static int conf_cnt;
 static char line[PATH_MAX];
@@ -72,14 +74,14 @@ static void strip(char *str)
                *p-- = 0;
 }
 
-static void check_stdin(void)
+/* Helper function to facilitate fgets() by Jean Sacren. */
+static void xfgets(char *str, int size, FILE *in)
 {
-       if (!valid_stdin) {
-               printf("%s",_("aborted!\n\n"));
-               printf("%s",_("Console input/output is redirected. "));
-               printf("%s",_("Run 'make oldconfig' to update configuration.\n\n"));
-               exit(1);
-       }
+       if (!fgets(str, size, in))
+               fprintf(stderr, "\nError in reading or end of file.\n");
+
+       if (!tty_stdio)
+               printf("%s", str);
 }
 
 static int conf_askvalue(struct symbol *sym, const char *def)
@@ -87,12 +89,12 @@ static int conf_askvalue(struct symbol *sym, const char *def)
        enum symbol_type type = sym_get_type(sym);
 
        if (!sym_has_value(sym))
-               printf("%s",_("(NEW) "));
+               printf("(NEW) ");
 
        line[0] = '\n';
        line[1] = 0;
 
-       if (!sym_is_changable(sym)) {
+       if (!sym_is_changeable(sym)) {
                printf("%s\n", def);
                line[0] = '\n';
                line[1] = 0;
@@ -101,18 +103,15 @@ static int conf_askvalue(struct symbol *sym, const char *def)
 
        switch (input_mode) {
        case oldconfig:
-       case silentoldconfig:
+       case syncconfig:
                if (sym_has_value(sym)) {
                        printf("%s\n", def);
                        return 0;
                }
-               check_stdin();
                /* fall through */
        case oldaskconfig:
                fflush(stdout);
                xfgets(line, sizeof(line), stdin);
-               if (!tty_stdio)
-                       printf("\n");
                return 1;
        default:
                break;
@@ -137,7 +136,7 @@ static int conf_string(struct menu *menu)
        const char *def;
 
        while (1) {
-               printf("%*s%s ", indent - 1, "", _(menu->prompt->text));
+               printf("%*s%s ", indent - 1, "", menu->prompt->text);
                printf("(%s) ", sym->name);
                def = sym_get_string_value(sym);
                if (sym_get_string_value(sym))
@@ -170,7 +169,7 @@ static int conf_sym(struct menu *menu)
        tristate oldval, newval;
 
        while (1) {
-               printf("%*s%s ", indent - 1, "", _(menu->prompt->text));
+               printf("%*s%s ", indent - 1, "", menu->prompt->text);
                if (sym->name)
                        printf("(%s) ", sym->name);
                putchar('[');
@@ -192,9 +191,7 @@ static int conf_sym(struct menu *menu)
                        printf("/m");
                if (oldval != yes && sym_tristate_within_range(sym, yes))
                        printf("/y");
-               if (menu_has_help(menu))
-                       printf("/?");
-               printf("] ");
+               printf("/?] ");
                if (!conf_askvalue(sym, sym_get_string_value(sym)))
                        return 0;
                strip(line);
@@ -241,7 +238,7 @@ static int conf_choice(struct menu *menu)
 
        sym = menu->sym;
        is_new = !sym_has_value(sym);
-       if (sym_is_changable(sym)) {
+       if (sym_is_changeable(sym)) {
                conf_sym(menu);
                sym_calc_value(sym);
                switch (sym_get_tristate_value(sym)) {
@@ -257,7 +254,7 @@ static int conf_choice(struct menu *menu)
                case no:
                        return 1;
                case mod:
-                       printf("%*s%s\n", indent - 1, "", _(menu_get_prompt(menu)));
+                       printf("%*s%s\n", indent - 1, "", menu_get_prompt(menu));
                        return 0;
                case yes:
                        break;
@@ -267,7 +264,7 @@ static int conf_choice(struct menu *menu)
        while (1) {
                int cnt, def;
 
-               printf("%*s%s\n", indent - 1, "", _(menu_get_prompt(menu)));
+               printf("%*s%s\n", indent - 1, "", menu_get_prompt(menu));
                def_sym = sym_get_choice_value(sym);
                cnt = def = 0;
                line[0] = 0;
@@ -275,7 +272,7 @@ static int conf_choice(struct menu *menu)
                        if (!menu_is_visible(child))
                                continue;
                        if (!child->sym) {
-                               printf("%*c %s\n", indent, '*', _(menu_get_prompt(child)));
+                               printf("%*c %s\n", indent, '*', menu_get_prompt(child));
                                continue;
                        }
                        cnt++;
@@ -284,31 +281,27 @@ static int conf_choice(struct menu *menu)
                                printf("%*c", indent, '>');
                        } else
                                printf("%*c", indent, ' ');
-                       printf(" %d. %s", cnt, _(menu_get_prompt(child)));
+                       printf(" %d. %s", cnt, menu_get_prompt(child));
                        if (child->sym->name)
                                printf(" (%s)", child->sym->name);
                        if (!sym_has_value(child->sym))
-                               printf("%s",_(" (NEW)"));
+                               printf(" (NEW)");
                        printf("\n");
                }
-               printf(_("%*schoice"), indent - 1, "");
+               printf("%*schoice", indent - 1, "");
                if (cnt == 1) {
                        printf("[1]: 1\n");
                        goto conf_childs;
                }
-               printf("[1-%d", cnt);
-               if (menu_has_help(menu))
-                       printf("?");
-               printf("]: ");
+               printf("[1-%d?]: ", cnt);
                switch (input_mode) {
                case oldconfig:
-               case silentoldconfig:
+               case syncconfig:
                        if (!is_new) {
                                cnt = def;
                                printf("%d\n", cnt);
                                break;
                        }
-                       check_stdin();
                        /* fall through */
                case oldaskconfig:
                        fflush(stdout);
@@ -368,10 +361,11 @@ static void conf(struct menu *menu)
 
                switch (prop->type) {
                case P_MENU:
-                       if ((input_mode == silentoldconfig ||
-                            input_mode == listnewconfig ||
-                            input_mode == olddefconfig) &&
-                           rootEntry != menu) {
+                       /*
+                        * Except in oldaskconfig mode, we show only menus that
+                        * contain new symbols.
+                        */
+                       if (input_mode != oldaskconfig && rootEntry != menu) {
                                check_conf(menu);
                                return;
                        }
@@ -381,7 +375,7 @@ static void conf(struct menu *menu)
                        if (prompt)
                                printf("%*c\n%*c %s\n%*c\n",
                                        indent, '*',
-                                       indent, '*', _(prompt),
+                                       indent, '*', prompt,
                                        indent, '*');
                default:
                        ;
@@ -428,15 +422,30 @@ static void check_conf(struct menu *menu)
 
        sym = menu->sym;
        if (sym && !sym_has_value(sym)) {
-               if (sym_is_changable(sym) ||
+               if (sym_is_changeable(sym) ||
                    (sym_is_choice(sym) && sym_get_tristate_value(sym) == yes)) {
                        if (input_mode == listnewconfig) {
-                               if (sym->name && !sym_is_choice_value(sym)) {
-                                       printf("%s%s\n", CONFIG_, sym->name);
+                               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);
+                                       }
                                }
-                       } else if (input_mode != olddefconfig) {
+                       } else if (input_mode == helpnewconfig) {
+                               printf("-----\n");
+                               print_help(menu);
+                               printf("-----\n");
+
+                       } else {
                                if (!conf_cnt++)
-                                       printf("%s",_("*\n* Restart config...\n*\n"));
+                                       printf("*\n* Restart config...\n*\n");
                                rootEntry = menu_get_parent_menu(menu);
                                conf(rootEntry);
                        }
@@ -450,8 +459,8 @@ static void check_conf(struct menu *menu)
 static struct option long_opts[] = {
        {"oldaskconfig",    no_argument,       NULL, oldaskconfig},
        {"oldconfig",       no_argument,       NULL, oldconfig},
-       {"silentoldconfig", no_argument,       NULL, silentoldconfig},
-       {"defconfig",       optional_argument, NULL, defconfig},
+       {"syncconfig",      no_argument,       NULL, syncconfig},
+       {"defconfig",       required_argument, NULL, defconfig},
        {"savedefconfig",   required_argument, NULL, savedefconfig},
        {"allnoconfig",     no_argument,       NULL, allnoconfig},
        {"allyesconfig",    no_argument,       NULL, allyesconfig},
@@ -459,27 +468,26 @@ static struct option long_opts[] = {
        {"alldefconfig",    no_argument,       NULL, alldefconfig},
        {"randconfig",      no_argument,       NULL, randconfig},
        {"listnewconfig",   no_argument,       NULL, listnewconfig},
+       {"helpnewconfig",   no_argument,       NULL, helpnewconfig},
        {"olddefconfig",    no_argument,       NULL, olddefconfig},
-       /*
-        * oldnoconfig is an alias of olddefconfig, because people already
-        * are dependent on its behavior(sets new symbols to their default
-        * value but not 'n') with the counter-intuitive name.
-        */
-       {"oldnoconfig",     no_argument,       NULL, olddefconfig},
+       {"yes2modconfig",   no_argument,       NULL, yes2modconfig},
+       {"mod2yesconfig",   no_argument,       NULL, mod2yesconfig},
+       {"fatalrecursive",  no_argument,       NULL, fatalrecursive},
        {NULL, 0, NULL, 0}
 };
 
 static void conf_usage(const char *progname)
 {
 
-       printf("Usage: %s [-s] [option] <kconfig-file>\n", progname);
+       printf("Usage: %s [-s] [--fatalrecursive] [option] <kconfig-file>\n", progname);
        printf("[option] is _one_ of the following:\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("  --silentoldconfig       Same as oldconfig, but quietly, additionally update deps\n");
-       printf("  --olddefconfig          Same as silentoldconfig but sets new symbols to their default value\n");
-       printf("  --oldnoconfig           An alias of olddefconfig\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");
@@ -487,6 +495,8 @@ static void conf_usage(const char *progname)
        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");
 }
 
 int main(int ac, char **av)
@@ -494,14 +504,10 @@ int main(int ac, char **av)
        const char *progname = av[0];
        int opt;
        const char *name, *defconfig_file = NULL /* gcc uninit */;
-       struct stat tmpstat;
        const char *input_file = NULL, *output_file = NULL;
+       int no_conf_write = 0;
 
-       setlocale(LC_ALL, "");
-       bindtextdomain(PACKAGE, LOCALEDIR);
-       textdomain(PACKAGE);
-
-       tty_stdio = isatty(0) && isatty(1) && isatty(2);
+       tty_stdio = isatty(0) && isatty(1);
 
        while ((opt = getopt_long(ac, av, "r:w:s", long_opts, NULL)) != -1) {
                if (opt == 's') {
@@ -509,7 +515,12 @@ int main(int ac, char **av)
                        continue;
                }
                switch (opt) {
-               case silentoldconfig:
+               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:
@@ -548,8 +559,14 @@ int main(int ac, char **av)
                case allmodconfig:
                case alldefconfig:
                case listnewconfig:
+               case helpnewconfig:
                case olddefconfig:
+               case yes2modconfig:
+               case mod2yesconfig:
                        break;
+               case fatalrecursive:
+                       recursive_is_error = 1;
+                       continue;
                case 'r':
                        input_file = optarg;
                        continue;
@@ -564,43 +581,34 @@ int main(int ac, char **av)
                input_mode = (enum input_mode)opt;
        }
        if (ac == optind) {
-               printf(_("%s: Kconfig file missing\n"), av[0]);
+               fprintf(stderr, "%s: Kconfig file missing\n", av[0]);
                conf_usage(progname);
                exit(1);
        }
        name = av[optind];
        conf_parse(name);
        //zconfdump(stdout);
-       if (sync_kconfig) {
-               name = conf_get_configname();
-               if (stat(name, &tmpstat)) {
-                       fprintf(stderr, _("***\n"
-                               "*** Configuration file \"%s\" not found!\n"
-                               "***\n"
-                               "*** Please run some configurator (e.g. \"make oldconfig\" or\n"
-                               "*** \"make menuconfig\" or \"make xconfig\").\n"
-                               "***\n"), name);
-                       exit(1);
-               }
-       }
 
        switch (input_mode) {
        case defconfig:
-               if (!defconfig_file)
-                       defconfig_file = conf_get_default_confname();
                if (conf_read(defconfig_file)) {
-                       printf(_("***\n"
-                               "*** Can't find default configuration \"%s\"!\n"
-                               "***\n"), defconfig_file);
+                       fprintf(stderr,
+                               "***\n"
+                                 "*** Can't find default configuration \"%s\"!\n"
+                                 "***\n",
+                               defconfig_file);
                        exit(1);
                }
                break;
        case savedefconfig:
-       case silentoldconfig:
+       case syncconfig:
        case oldaskconfig:
        case oldconfig:
        case listnewconfig:
+       case helpnewconfig:
        case olddefconfig:
+       case yes2modconfig:
+       case mod2yesconfig:
        case allnoconfig:
        case allyesconfig:
        case allmodconfig:
@@ -613,15 +621,15 @@ int main(int ac, char **av)
        }
 
        if (sync_kconfig) {
-               if (conf_get_changed()) {
-                       name = getenv("KCONFIG_NOSILENTUPDATE");
-                       if (name && *name) {
+               name = getenv("KCONFIG_NOSILENTUPDATE");
+               if (name && *name) {
+                       if (conf_get_changed()) {
                                fprintf(stderr,
-                                       _("\n*** The configuration requires explicit update.\n\n"));
+                                       "\n*** The configuration requires explicit update.\n\n");
                                return 1;
                        }
+                       no_conf_write = 1;
                }
-               valid_stdin = tty_stdio;
        }
 
        switch (input_mode) {
@@ -646,58 +654,59 @@ int main(int ac, char **av)
                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 = silentoldconfig;
+               input_mode = oldconfig;
                /* fall through */
        case oldconfig:
        case listnewconfig:
-       case olddefconfig:
-       case silentoldconfig:
+       case helpnewconfig:
+       case syncconfig:
                /* Update until a loop caused no more changes */
                do {
                        conf_cnt = 0;
                        check_conf(&rootmenu);
-               } while (conf_cnt &&
-                        (input_mode != listnewconfig &&
-                         input_mode != olddefconfig));
+               } while (conf_cnt);
+               break;
+       case olddefconfig:
+       default:
                break;
        }
 
-       if (sync_kconfig) {
-               /* silentoldconfig is used during the build so we shall update autoconf.
-                * All other commands are only used to generate a config.
-                */
-               if ((output_file || conf_get_changed()) &&
-                   conf_write(output_file)) {
-                       fprintf(stderr, _("\n*** Error during writing of the configuration.\n\n"));
-                       exit(1);
-               }
-               if (conf_write_autoconf()) {
-                       fprintf(stderr, _("\n*** Error during update of the configuration.\n\n"));
-                       return 1;
-               }
-       } else if (input_mode == savedefconfig) {
+       if (input_mode == savedefconfig) {
                if (conf_write_defconfig(defconfig_file)) {
-                       fprintf(stderr, _("n*** Error while saving defconfig to: %s\n\n"),
+                       fprintf(stderr, "n*** Error while saving defconfig to: %s\n\n",
                                defconfig_file);
                        return 1;
                }
-       } else if (input_mode != listnewconfig) {
-               if (conf_write(output_file)) {
-                       fprintf(stderr, _("\n*** Error during writing of the configuration.\n\n"));
+       } else if (input_mode != listnewconfig && input_mode != helpnewconfig) {
+               if ((output_file || !no_conf_write) &&
+                   conf_write(output_file)) {
+                       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;
 }
-
-/*
- * Helper function to facilitate fgets() by Jean Sacren.
- */
-void xfgets(char *str, int size, FILE *in)
-{
-       if (fgets(str, size, in) == NULL)
-               fprintf(stderr, "\nError in reading or end of file.\n");
-}