diff options
| -rw-r--r-- | scripts/kconfig/conf.c | 16 | ||||
| -rw-r--r-- | scripts/kconfig/confdata.c | 51 |
2 files changed, 51 insertions, 16 deletions
diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c index 3e1057f885c6..d190092c3b6e 100644 --- a/scripts/kconfig/conf.c +++ b/scripts/kconfig/conf.c @@ -11,6 +11,7 @@ #include <time.h> #include <unistd.h> #include <sys/stat.h> +#include <sys/time.h> #define LKC_DIRECT_LINK #include "lkc.h" @@ -464,9 +465,22 @@ int main(int ac, char **av) input_mode = set_yes; break; case 'r': + { + struct timeval now; + unsigned int seed; + + /* + * 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)); + srand(seed); + input_mode = set_random; - srand(time(NULL)); break; + } case 'h': printf(_("See README for usage info\n")); exit(0); diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c index 830d9eae11f9..273d73888f9d 100644 --- a/scripts/kconfig/confdata.c +++ b/scripts/kconfig/confdata.c @@ -843,7 +843,7 @@ void conf_set_all_new_symbols(enum conf_def_mode mode) default: continue; } - if (!sym_is_choice(sym) || mode != def_random) + if (!(sym_is_choice(sym) && mode == def_random)) sym->flags |= SYMBOL_DEF_USER; break; default: @@ -856,28 +856,49 @@ void conf_set_all_new_symbols(enum conf_def_mode mode) if (mode != def_random) return; - + /* + * We have different type of choice blocks. + * If curr.tri equal to mod then we can select several + * choice symbols in one block. + * In this case we do nothing. + * If curr.tri equal yes then only one symbol can be + * selected in a choice block and we set it to yes, + * and the rest to no. + */ for_all_symbols(i, csym) { if (sym_has_value(csym) || !sym_is_choice(csym)) continue; sym_calc_value(csym); + + if (csym->curr.tri != yes) + continue; + prop = sym_get_choice_prop(csym); - def = -1; - while (1) { - cnt = 0; - expr_list_for_each_sym(prop->expr, e, sym) { - if (sym->visible == no) - continue; - if (def == cnt++) { - csym->def[S_DEF_USER].val = sym; - break; - } + + /* 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; } - if (def >= 0 || cnt < 2) - break; - def = (rand() % cnt) + 1; } csym->flags |= SYMBOL_DEF_USER; + /* clear VALID to get value calculated */ + csym->flags &= ~(SYMBOL_VALID); } } |