kconfig: add static qualifier to expand_string()

Now expand_string() is only used in preprocess.c

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Christian Lamparter <chunkeey@gmail.com>

diff --git a/config/lkc_proto.h b/config/lkc_proto.h
index 86c267540ccc70e74fbb4962210e498aae65766d..38a32b1c1a288ab262f778bf2326e3ae239b5fb9 100644 (file)
--- a/config/lkc_proto.h
+++ b/config/lkc_proto.h
@@ -58,7 +58,6 @@ void env_write_dep(FILE *f, const char *auto_conf_name);
 void variable_add(const char *name, const char *value,
                  enum variable_flavor flavor);
 void variable_all_del(void);
-char *expand_string(const char *in);
 char *expand_dollar(const char **str);
 char *expand_one_token(const char **str);
 

diff --git a/config/preprocess.c b/config/preprocess.c
index 592dfbfa9fb30d6804043a5bad23b9f683adefd8..0243086fb16854d9c7555b13f4ad3f3b2b96c456 100644 (file)
--- a/config/preprocess.c
+++ b/config/preprocess.c
@@ -15,6 +15,7 @@
 #define ARRAY_SIZE(arr)                (sizeof(arr) / sizeof((arr)[0]))
 
 static char *expand_string_with_args(const char *in, int argc, char *argv[]);
+static char *expand_string(const char *in);
 
 static void __attribute__((noreturn)) pperror(const char *format, ...)
 {
@@ -550,7 +551,7 @@ static char *expand_string_with_args(const char *in, int argc, char *argv[])
        return __expand_string(&in, is_end_of_str, argc, argv);
 }
 
-char *expand_string(const char *in)
+static char *expand_string(const char *in)
 {
        return expand_string_with_args(in, 0, NULL);
 }