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-rw-r--r--scripts/kconfig/Makefile5
-rw-r--r--scripts/kconfig/conf.c13
2 files changed, 16 insertions, 2 deletions
diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
index 588b55f9f618..2f1a59fa5169 100644
--- a/scripts/kconfig/Makefile
+++ b/scripts/kconfig/Makefile
@@ -66,7 +66,9 @@ localyesconfig localmodconfig: $(obj)/conf
# syncconfig has become an internal implementation detail and is now
# deprecated for external use
simple-targets := oldconfig allnoconfig allyesconfig allmodconfig \
- alldefconfig randconfig listnewconfig olddefconfig syncconfig
+ alldefconfig randconfig listnewconfig olddefconfig syncconfig \
+ helpnewconfig
+
PHONY += $(simple-targets)
$(simple-targets): $(obj)/conf
@@ -134,6 +136,7 @@ help:
@echo ' alldefconfig - New config with all symbols set to default'
@echo ' randconfig - New config with random answer to all options'
@echo ' listnewconfig - List new options'
+ @echo ' helpnewconfig - List new options and help text'
@echo ' olddefconfig - Same as oldconfig but sets new symbols to their'
@echo ' default value without prompting'
@echo ' kvmconfig - Enable additional options for kvm guest kernel support'
diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c
index 40e16e871ae2..1f89bf1558ce 100644
--- a/scripts/kconfig/conf.c
+++ b/scripts/kconfig/conf.c
@@ -32,6 +32,7 @@ enum input_mode {
defconfig,
savedefconfig,
listnewconfig,
+ helpnewconfig,
olddefconfig,
};
static enum input_mode input_mode = oldaskconfig;
@@ -434,6 +435,11 @@ static void check_conf(struct menu *menu)
printf("%s%s=%s\n", CONFIG_, sym->name, str);
}
}
+ } else if (input_mode == helpnewconfig) {
+ printf("-----\n");
+ print_help(menu);
+ printf("-----\n");
+
} else {
if (!conf_cnt++)
printf("*\n* Restart config...\n*\n");
@@ -459,6 +465,7 @@ static struct option long_opts[] = {
{"alldefconfig", no_argument, NULL, alldefconfig},
{"randconfig", no_argument, NULL, randconfig},
{"listnewconfig", no_argument, NULL, listnewconfig},
+ {"helpnewconfig", no_argument, NULL, helpnewconfig},
{"olddefconfig", no_argument, NULL, olddefconfig},
{NULL, 0, NULL, 0}
};
@@ -469,6 +476,7 @@ static void conf_usage(const char *progname)
printf("Usage: %s [-s] [option] <kconfig-file>\n", progname);
printf("[option] is _one_ of the following:\n");
printf(" --listnewconfig List new options\n");
+ printf(" --helpnewconfig List new options and help text\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(" --syncconfig Similar to oldconfig but generates configuration in\n"
@@ -543,6 +551,7 @@ int main(int ac, char **av)
case allmodconfig:
case alldefconfig:
case listnewconfig:
+ case helpnewconfig:
case olddefconfig:
break;
case '?':
@@ -576,6 +585,7 @@ int main(int ac, char **av)
case oldaskconfig:
case oldconfig:
case listnewconfig:
+ case helpnewconfig:
case olddefconfig:
conf_read(NULL);
break;
@@ -657,6 +667,7 @@ int main(int ac, char **av)
/* fall through */
case oldconfig:
case listnewconfig:
+ case helpnewconfig:
case syncconfig:
/* Update until a loop caused no more changes */
do {
@@ -675,7 +686,7 @@ int main(int ac, char **av)
defconfig_file);
return 1;
}
- } else if (input_mode != listnewconfig) {
+ } else if (input_mode != listnewconfig && input_mode != helpnewconfig) {
if (!no_conf_write && conf_write(NULL)) {
fprintf(stderr, "\n*** Error during writing of the configuration.\n\n");
exit(1);