diff options
| -rw-r--r-- | scripts/kconfig/conf.c | 43 | ||||
| -rw-r--r-- | scripts/kconfig/expr.c | 12 | ||||
| -rw-r--r-- | scripts/kconfig/lkc.h | 6 |
3 files changed, 39 insertions, 22 deletions
diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c index 08c05bcc82c..f208f900ed3 100644 --- a/scripts/kconfig/conf.c +++ b/scripts/kconfig/conf.c @@ -18,6 +18,7 @@ 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, @@ -34,8 +35,6 @@ enum input_mode { oldnoconfig, } input_mode = oldaskconfig; -char *defconfig_file; - static int indent = 1; static int valid_stdin = 1; static int sync_kconfig; @@ -459,10 +458,30 @@ static struct option long_opts[] = { {NULL, 0, NULL, 0} }; +static void conf_usage(const char *progname) +{ + + printf("Usage: %s [option] <kconfig-file>\n", progname); + printf("[option] is _one_ of the following:\n"); + printf(" --listnewconfig List new options\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(" --oldnoconfig Same as silentoldconfig but set new symbols to no\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"); +} + int main(int ac, char **av) { + const char *progname = av[0]; int opt; - const char *name; + const char *name, *defconfig_file = NULL /* gcc uninit */; struct stat tmpstat; setlocale(LC_ALL, ""); @@ -494,14 +513,24 @@ int main(int ac, char **av) srand(seed); break; } + case oldaskconfig: + case oldconfig: + case allnoconfig: + case allyesconfig: + case allmodconfig: + case alldefconfig: + case listnewconfig: + case oldnoconfig: + break; case '?': - fprintf(stderr, _("See README for usage info\n")); + conf_usage(progname); exit(1); break; } } if (ac == optind) { printf(_("%s: Kconfig file missing\n"), av[0]); + conf_usage(progname); exit(1); } name = av[optind]; @@ -644,13 +673,11 @@ int main(int ac, char **av) } return 0; } + /* * Helper function to facilitate fgets() by Jean Sacren. */ -void xfgets(str, size, in) - char *str; - int size; - FILE *in; +void xfgets(char *str, int size, FILE *in) { if (fgets(str, size, in) == NULL) fprintf(stderr, "\nError in reading or end of file.\n"); diff --git a/scripts/kconfig/expr.c b/scripts/kconfig/expr.c index 792c62ed9d6..290ce41f8ba 100644 --- a/scripts/kconfig/expr.c +++ b/scripts/kconfig/expr.c @@ -13,8 +13,7 @@ struct expr *expr_alloc_symbol(struct symbol *sym) { - struct expr *e = malloc(sizeof(*e)); - memset(e, 0, sizeof(*e)); + struct expr *e = calloc(1, sizeof(*e)); e->type = E_SYMBOL; e->left.sym = sym; return e; @@ -22,8 +21,7 @@ struct expr *expr_alloc_symbol(struct symbol *sym) struct expr *expr_alloc_one(enum expr_type type, struct expr *ce) { - struct expr *e = malloc(sizeof(*e)); - memset(e, 0, sizeof(*e)); + struct expr *e = calloc(1, sizeof(*e)); e->type = type; e->left.expr = ce; return e; @@ -31,8 +29,7 @@ struct expr *expr_alloc_one(enum expr_type type, struct expr *ce) struct expr *expr_alloc_two(enum expr_type type, struct expr *e1, struct expr *e2) { - struct expr *e = malloc(sizeof(*e)); - memset(e, 0, sizeof(*e)); + struct expr *e = calloc(1, sizeof(*e)); e->type = type; e->left.expr = e1; e->right.expr = e2; @@ -41,8 +38,7 @@ struct expr *expr_alloc_two(enum expr_type type, struct expr *e1, struct expr *e struct expr *expr_alloc_comp(enum expr_type type, struct symbol *s1, struct symbol *s2) { - struct expr *e = malloc(sizeof(*e)); - memset(e, 0, sizeof(*e)); + struct expr *e = calloc(1, sizeof(*e)); e->type = type; e->left.sym = s1; e->right.sym = s2; diff --git a/scripts/kconfig/lkc.h b/scripts/kconfig/lkc.h index 306c5a59efc..6fc894f358e 100644 --- a/scripts/kconfig/lkc.h +++ b/scripts/kconfig/lkc.h @@ -76,9 +76,6 @@ void zconf_nextfile(const char *name); int zconf_lineno(void); const char *zconf_curname(void); -/* conf.c */ -void xfgets(char *str, int size, FILE *in); - /* confdata.c */ const char *conf_get_configname(void); const char *conf_get_autoconfig_name(void); @@ -99,9 +96,6 @@ static inline void xfwrite(const void *str, size_t len, size_t count, FILE *out) fprintf(stderr, "\nError in writing or end of file.\n"); } -/* kconfig_load.c */ -void kconfig_load(void); - /* menu.c */ void _menu_init(void); void menu_warn(struct menu *menu, const char *fmt, ...); |