diff options
Diffstat (limited to 'scripts/kconfig/conf.c')
| -rw-r--r-- | scripts/kconfig/conf.c | 48 |
1 files changed, 39 insertions, 9 deletions
diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c index 006ad817cd5f..f208f900ed3a 100644 --- a/scripts/kconfig/conf.c +++ b/scripts/kconfig/conf.c @@ -14,11 +14,11 @@ #include <sys/stat.h> #include <sys/time.h> -#define LKC_DIRECT_LINK #include "lkc.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, @@ -35,8 +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; @@ -106,6 +104,7 @@ static int conf_askvalue(struct symbol *sym, const char *def) return 0; } check_stdin(); + /* fall through */ case oldaskconfig: fflush(stdout); xfgets(line, 128, stdin); @@ -150,6 +149,7 @@ static int conf_string(struct menu *menu) def = NULL; break; } + /* fall through */ default: line[strlen(line)-1] = 0; def = line; @@ -304,6 +304,7 @@ static int conf_choice(struct menu *menu) break; } check_stdin(); + /* fall through */ case oldaskconfig: fflush(stdout); xfgets(line, 128, stdin); @@ -369,6 +370,7 @@ static void conf(struct menu *menu) check_conf(menu); return; } + /* fall through */ case P_COMMENT: prompt = menu_get_prompt(menu); if (prompt) @@ -456,10 +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, ""); @@ -491,14 +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]; @@ -641,13 +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"); |