kconfig: add savedefconfig

[pandora-kernel.git] / scripts / kconfig / conf.c

diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c
index c8bd33c..010600e 100644 (file)
--- a/scripts/kconfig/conf.c
+++ b/scripts/kconfig/conf.c
@@ -30,6 +30,7 @@ enum input_mode {
        alldefconfig,
        randconfig,
        defconfig,
+       savedefconfig,
        listnewconfig,
        oldnoconfig,
 } input_mode = oldaskconfig;
@@ -444,6 +445,7 @@ static struct option long_opts[] = {
        {"oldconfig",       no_argument,       NULL, oldconfig},
        {"silentoldconfig", no_argument,       NULL, silentoldconfig},
        {"defconfig",       optional_argument, NULL, defconfig},
+       {"savedefconfig",   required_argument, NULL, savedefconfig},
        {"allnoconfig",     no_argument,       NULL, allnoconfig},
        {"allyesconfig",    no_argument,       NULL, allyesconfig},
        {"allmodconfig",    no_argument,       NULL, allmodconfig},
@@ -471,6 +473,7 @@ int main(int ac, char **av)
                        sync_kconfig = 1;
                        break;
                case defconfig:
+               case savedefconfig:
                        defconfig_file = optarg;
                        break;
                case randconfig:
@@ -526,6 +529,9 @@ int main(int ac, char **av)
                        exit(1);
                }
                break;
+       case savedefconfig:
+               conf_read(NULL);
+               break;
        case silentoldconfig:
        case oldaskconfig:
        case oldconfig:
@@ -591,6 +597,8 @@ int main(int ac, char **av)
        case defconfig:
                conf_set_all_new_symbols(def_default);
                break;
+       case savedefconfig:
+               break;
        case oldconfig:
        case oldaskconfig:
                rootEntry = &rootmenu;
@@ -622,6 +630,12 @@ int main(int ac, char **av)
                        fprintf(stderr, _("\n*** Error during update of the kernel configuration.\n\n"));
                        return 1;
                }
+       } else if (input_mode == savedefconfig) {
+               if (conf_write_defconfig(defconfig_file)) {
+                       fprintf(stderr, _("n*** Error while saving defconfig to: %s\n\n"),
+                               defconfig_file);
+                       return 1;
+               }
        } else if (input_mode != listnewconfig) {
                if (conf_write(NULL)) {
                        fprintf(stderr, _("\n*** Error during writing of the kernel configuration.\n\n"));