kconfig: use getopt() in conf.c for handling command line arguments

[linux-2.6-block.git] / scripts / kconfig / conf.c

diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c
index 8d6f17490c5efe753e34b28e38158997f6226567..d4737d35e720d163b5f36332a0ebdde05a662b81 100644 (file)
--- a/scripts/kconfig/conf.c
+++ b/scripts/kconfig/conf.c
@@ -495,12 +495,12 @@ static void check_conf(struct menu *menu)
 
 int main(int ac, char **av)
 {
-       int i = 1;
+       int opt;
        const char *name;
        struct stat tmpstat;
 
-       if (ac > i && av[i][0] == '-') {
-               switch (av[i++][1]) {
+       while ((opt = getopt(ac, av, "osdD:nmyrh")) != -1) {
+               switch (opt) {
                case 'o':
                        input_mode = ask_new;
                        break;
@@ -513,12 +513,7 @@ int main(int ac, char **av)
                        break;
                case 'D':
                        input_mode = set_default;
-                       defconfig_file = av[i++];
-                       if (!defconfig_file) {
-                               printf(_("%s: No default config file specified\n"),
-                                       av[0]);
-                               exit(1);
-                       }
+                       defconfig_file = optarg;
                        break;
                case 'n':
                        input_mode = set_no;
@@ -534,16 +529,19 @@ int main(int ac, char **av)
                        srandom(time(NULL));
                        break;
                case 'h':
-               case '?':
-                       fprintf(stderr, "See README for usage info\n");
+                       printf("See README for usage info\n");
                        exit(0);
+                       break;
+               default:
+                       fprintf(stderr, "See README for usage info\n");
+                       exit(1);
                }
        }
-       name = av[i];
-       if (!name) {
+       if (ac == optind) {
                printf(_("%s: Kconfig file missing\n"), av[0]);
                exit(1);
        }
+       name = av[optind];
        conf_parse(name);
        //zconfdump(stdout);
        switch (input_mode) {