build: scripts/config - update to kconfig-v5.14
[openwrt/staging/noltari.git] / scripts / config / conf.c
index 85902663a4790ca1a06d0ebccd59774f37dd44e6..978abebe654555ecf1ad4ef7cc81e75f75f963f7 100644 (file)
@@ -11,7 +11,6 @@
 #include <time.h>
 #include <unistd.h>
 #include <getopt.h>
-#include <sys/stat.h>
 #include <sys/time.h>
 #include <errno.h>
 
@@ -39,7 +38,7 @@ enum input_mode {
        fatalrecursive,
 };
 static enum input_mode input_mode = oldaskconfig;
-
+static int input_mode_opt;
 static int indent = 1;
 static int tty_stdio;
 static int sync_kconfig;
@@ -84,10 +83,243 @@ static void xfgets(char *str, int size, FILE *in)
                printf("%s", str);
 }
 
-static int conf_askvalue(struct symbol *sym, const char *def)
+static void set_randconfig_seed(void)
+{
+       unsigned int seed;
+       char *env;
+       bool seed_set = false;
+
+       env = getenv("KCONFIG_SEED");
+       if (env && *env) {
+               char *endp;
+
+               seed = strtol(env, &endp, 0);
+               if (*endp == '\0')
+                       seed_set = true;
+       }
+
+       if (!seed_set) {
+               struct timeval now;
+
+               /*
+                * Use microseconds derived seed, compensate for systems where it may
+                * be zero.
+                */
+               gettimeofday(&now, NULL);
+               seed = (now.tv_sec + 1) * (now.tv_usec + 1);
+       }
+
+       printf("KCONFIG_SEED=0x%X\n", seed);
+       srand(seed);
+}
+
+static bool randomize_choice_values(struct symbol *csym)
+{
+       struct property *prop;
+       struct symbol *sym;
+       struct expr *e;
+       int cnt, def;
+
+       /*
+        * If choice is mod then we may have more items selected
+        * and if no then no-one.
+        * In both cases stop.
+        */
+       if (csym->curr.tri != yes)
+               return false;
+
+       prop = sym_get_choice_prop(csym);
+
+       /* count entries in choice block */
+       cnt = 0;
+       expr_list_for_each_sym(prop->expr, e, sym)
+               cnt++;
+
+       /*
+        * find a random value and set it to yes,
+        * set the rest to no so we have only one set
+        */
+       def = rand() % cnt;
+
+       cnt = 0;
+       expr_list_for_each_sym(prop->expr, e, sym) {
+               if (def == cnt++) {
+                       sym->def[S_DEF_USER].tri = yes;
+                       csym->def[S_DEF_USER].val = sym;
+               } else {
+                       sym->def[S_DEF_USER].tri = no;
+               }
+               sym->flags |= SYMBOL_DEF_USER;
+               /* clear VALID to get value calculated */
+               sym->flags &= ~SYMBOL_VALID;
+       }
+       csym->flags |= SYMBOL_DEF_USER;
+       /* clear VALID to get value calculated */
+       csym->flags &= ~SYMBOL_VALID;
+
+       return true;
+}
+
+enum conf_def_mode {
+       def_default,
+       def_yes,
+       def_mod,
+       def_y2m,
+       def_m2y,
+       def_no,
+       def_random
+};
+
+static bool conf_set_all_new_symbols(enum conf_def_mode mode)
 {
-       enum symbol_type type = sym_get_type(sym);
+       struct symbol *sym, *csym;
+       int i, cnt;
+       /*
+        * can't go as the default in switch-case below, otherwise gcc whines
+        * about -Wmaybe-uninitialized
+        */
+       int pby = 50; /* probability of bool     = y */
+       int pty = 33; /* probability of tristate = y */
+       int ptm = 33; /* probability of tristate = m */
+       bool has_changed = false;
+
+       if (mode == def_random) {
+               int n, p[3];
+               char *env = getenv("KCONFIG_PROBABILITY");
+
+               n = 0;
+               while (env && *env) {
+                       char *endp;
+                       int tmp = strtol(env, &endp, 10);
+
+                       if (tmp >= 0 && tmp <= 100) {
+                               p[n++] = tmp;
+                       } else {
+                               errno = ERANGE;
+                               perror("KCONFIG_PROBABILITY");
+                               exit(1);
+                       }
+                       env = (*endp == ':') ? endp + 1 : endp;
+                       if (n >= 3)
+                               break;
+               }
+               switch (n) {
+               case 1:
+                       pby = p[0];
+                       ptm = pby / 2;
+                       pty = pby - ptm;
+                       break;
+               case 2:
+                       pty = p[0];
+                       ptm = p[1];
+                       pby = pty + ptm;
+                       break;
+               case 3:
+                       pby = p[0];
+                       pty = p[1];
+                       ptm = p[2];
+                       break;
+               }
 
+               if (pty + ptm > 100) {
+                       errno = ERANGE;
+                       perror("KCONFIG_PROBABILITY");
+                       exit(1);
+               }
+       }
+
+       sym_clear_all_valid();
+
+       for_all_symbols(i, sym) {
+               if (sym_has_value(sym) || sym->flags & SYMBOL_VALID)
+                       continue;
+               switch (sym_get_type(sym)) {
+               case S_BOOLEAN:
+               case S_TRISTATE:
+                       has_changed = true;
+                       switch (mode) {
+                       case def_yes:
+                               sym->def[S_DEF_USER].tri = yes;
+                               break;
+                       case def_mod:
+                               sym->def[S_DEF_USER].tri = mod;
+                               break;
+                       case def_no:
+                               sym->def[S_DEF_USER].tri = no;
+                               break;
+                       case def_random:
+                               sym->def[S_DEF_USER].tri = no;
+                               cnt = rand() % 100;
+                               if (sym->type == S_TRISTATE) {
+                                       if (cnt < pty)
+                                               sym->def[S_DEF_USER].tri = yes;
+                                       else if (cnt < pty + ptm)
+                                               sym->def[S_DEF_USER].tri = mod;
+                               } else if (cnt < pby)
+                                       sym->def[S_DEF_USER].tri = yes;
+                               break;
+                       default:
+                               continue;
+                       }
+                       if (!(sym_is_choice(sym) && mode == def_random))
+                               sym->flags |= SYMBOL_DEF_USER;
+                       break;
+               default:
+                       break;
+               }
+
+       }
+
+       /*
+        * We have different type of choice blocks.
+        * If curr.tri equals to mod then we can select several
+        * choice symbols in one block.
+        * In this case we do nothing.
+        * If curr.tri equals yes then only one symbol can be
+        * selected in a choice block and we set it to yes,
+        * and the rest to no.
+        */
+       if (mode != def_random) {
+               for_all_symbols(i, csym) {
+                       if ((sym_is_choice(csym) && !sym_has_value(csym)) ||
+                           sym_is_choice_value(csym))
+                               csym->flags |= SYMBOL_NEED_SET_CHOICE_VALUES;
+               }
+       }
+
+       for_all_symbols(i, csym) {
+               if (sym_has_value(csym) || !sym_is_choice(csym))
+                       continue;
+
+               sym_calc_value(csym);
+               if (mode == def_random)
+                       has_changed |= randomize_choice_values(csym);
+               else {
+                       set_all_choice_values(csym);
+                       has_changed = true;
+               }
+       }
+
+       return has_changed;
+}
+
+static void conf_rewrite_mod_or_yes(enum conf_def_mode mode)
+{
+       struct symbol *sym;
+       int i;
+       tristate old_val = (mode == def_y2m) ? yes : mod;
+       tristate new_val = (mode == def_y2m) ? mod : yes;
+
+       for_all_symbols(i, sym) {
+               if (sym_get_type(sym) == S_TRISTATE &&
+                   sym->def[S_DEF_USER].tri == old_val)
+                       sym->def[S_DEF_USER].tri = new_val;
+       }
+       sym_clear_all_valid();
+}
+
+static int conf_askvalue(struct symbol *sym, const char *def)
+{
        if (!sym_has_value(sym))
                printf("(NEW) ");
 
@@ -109,24 +341,12 @@ static int conf_askvalue(struct symbol *sym, const char *def)
                        return 0;
                }
                /* fall through */
-       case oldaskconfig:
+       default:
                fflush(stdout);
                xfgets(line, sizeof(line), stdin);
-               return 1;
-       default:
                break;
        }
 
-       switch (type) {
-       case S_INT:
-       case S_HEX:
-       case S_STRING:
-               printf("%s\n", def);
-               return 1;
-       default:
-               ;
-       }
-       printf("%s", line);
        return 1;
 }
 
@@ -139,7 +359,7 @@ static int conf_string(struct menu *menu)
                printf("%*s%s ", indent - 1, "", menu->prompt->text);
                printf("(%s) ", sym->name);
                def = sym_get_string_value(sym);
-               if (sym_get_string_value(sym))
+               if (def)
                        printf("[%s] ", def);
                if (!conf_askvalue(sym, def))
                        return 0;
@@ -421,34 +641,37 @@ static void check_conf(struct menu *menu)
                return;
 
        sym = menu->sym;
-       if (sym && !sym_has_value(sym)) {
-               if (sym_is_changeable(sym) ||
-                   (sym_is_choice(sym) && sym_get_tristate_value(sym) == yes)) {
-                       if (input_mode == 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);
-                                       }
-                               }
-                       } else if (input_mode == helpnewconfig) {
-                               printf("-----\n");
-                               print_help(menu);
-                               printf("-----\n");
+       if (sym && !sym_has_value(sym) &&
+           (sym_is_changeable(sym) ||
+            (sym_is_choice(sym) && sym_get_tristate_value(sym) == yes))) {
 
-                       } else {
-                               if (!conf_cnt++)
-                                       printf("*\n* Restart config...\n*\n");
-                               rootEntry = menu_get_parent_menu(menu);
-                               conf(rootEntry);
+               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;
                }
        }
 
@@ -456,31 +679,38 @@ static void check_conf(struct menu *menu)
                check_conf(child);
 }
 
-static struct option long_opts[] = {
-       {"oldaskconfig",    no_argument,       NULL, oldaskconfig},
-       {"oldconfig",       no_argument,       NULL, oldconfig},
-       {"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},
-       {"allmodconfig",    no_argument,       NULL, allmodconfig},
-       {"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},
-       {"yes2modconfig",   no_argument,       NULL, yes2modconfig},
-       {"mod2yesconfig",   no_argument,       NULL, mod2yesconfig},
-       {"fatalrecursive",  no_argument,       NULL, fatalrecursive},
+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},
+       {"fatalrecursive",no_argument,       NULL, fatalrecursive},
        {NULL, 0, NULL, 0}
 };
 
 static void conf_usage(const char *progname)
 {
-
-       printf("Usage: %s [-s] [--fatalrecursive] [option] <kconfig-file>\n", progname);
-       printf("[option] is _one_ of the following:\n");
+       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("      --fatalrecursive    Treat recursive depenendencies as a fatal error\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");
@@ -497,6 +727,7 @@ static void conf_usage(const char *progname)
        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)
@@ -509,84 +740,56 @@ int main(int ac, char **av)
 
        tty_stdio = isatty(0) && isatty(1);
 
-       while ((opt = getopt_long(ac, av, "r:w:s", long_opts, NULL)) != -1) {
-               if (opt == 's') {
-                       conf_set_message_callback(NULL);
-                       continue;
-               }
+       while ((opt = getopt_long(ac, av, "hr:sw:", long_opts, NULL)) != -1) {
                switch (opt) {
-               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:
-               {
-                       struct timeval now;
-                       unsigned int seed;
-                       char *seed_env;
-
-                       /*
-                        * Use microseconds derived seed,
-                        * compensate for systems where it may be zero
-                        */
-                       gettimeofday(&now, NULL);
-                       seed = (unsigned int)((now.tv_sec + 1) * (now.tv_usec + 1));
-
-                       seed_env = getenv("KCONFIG_SEED");
-                       if( seed_env && *seed_env ) {
-                               char *endp;
-                               int tmp = (int)strtol(seed_env, &endp, 0);
-                               if (*endp == '\0') {
-                                       seed = tmp;
-                               }
-                       }
-                       fprintf( stderr, "KCONFIG_SEED=0x%X\n", seed );
-                       srand(seed);
+               case 'h':
+                       conf_usage(progname);
+                       exit(1);
                        break;
-               }
-               case oldaskconfig:
-               case oldconfig:
-               case allnoconfig:
-               case allyesconfig:
-               case allmodconfig:
-               case alldefconfig:
-               case listnewconfig:
-               case helpnewconfig:
-               case olddefconfig:
-               case yes2modconfig:
-               case mod2yesconfig:
+               case 's':
+                       conf_set_message_callback(NULL);
                        break;
                case fatalrecursive:
                        recursive_is_error = 1;
                        continue;
                case 'r':
                        input_file = optarg;
-                       continue;
+                       break;
                case 'w':
                        output_file = optarg;
-                       continue;
-               case '?':
-                       conf_usage(progname);
-                       exit(1);
+                       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;
                }
-               input_mode = (enum input_mode)opt;
        }
        if (ac == optind) {
                fprintf(stderr, "%s: Kconfig file missing\n", av[0]);
                conf_usage(progname);
                exit(1);
        }
-       name = av[optind];
-       conf_parse(name);
+       conf_parse(av[optind]);
        //zconfdump(stdout);
 
        switch (input_mode) {