kconfig: constify `kconf_id_lookup'

Signed-off-by: Arnaud Lacombe <lacombar@gmail.com>

diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
index faa9a47..bde4529 100644 (file)
--- a/scripts/kconfig/Makefile
+++ b/scripts/kconfig/Makefile
@@ -356,7 +356,7 @@ lex.%.c: %.l
        cp $@ $@_shipped
 
 %.hash.c: %.gperf
-       gperf < $< > $@
+       gperf -C < $< > $@
        cp $@ $@_shipped
 
 endif

diff --git a/scripts/kconfig/zconf.gperf b/scripts/kconfig/zconf.gperf
index c9e690e..f14ab41 100644 (file)
--- a/scripts/kconfig/zconf.gperf
+++ b/scripts/kconfig/zconf.gperf
@@ -9,7 +9,7 @@
 
 struct kconf_id;
 
-static struct kconf_id *kconf_id_lookup(register const char *str, register unsigned int len);
+static const struct kconf_id *kconf_id_lookup(register const char *str, register unsigned int len);
 
 %%
 mainmenu,      T_MAINMENU,     TF_COMMAND

diff --git a/scripts/kconfig/zconf.l b/scripts/kconfig/zconf.l
index b22f884..98aad53 100644 (file)
--- a/scripts/kconfig/zconf.l
+++ b/scripts/kconfig/zconf.l
@@ -96,7 +96,7 @@ n     [A-Za-z0-9_]
 
 <COMMAND>{
        {n}+    {
-               struct kconf_id *id = kconf_id_lookup(yytext, yyleng);
+               const struct kconf_id *id = kconf_id_lookup(yytext, yyleng);
                BEGIN(PARAM);
                current_pos.file = current_file;
                current_pos.lineno = current_file->lineno;
@@ -132,7 +132,7 @@ n   [A-Za-z0-9_]
        \n      BEGIN(INITIAL); current_file->lineno++; return T_EOL;
        ---     /* ignore */
        ({n}|[-/.])+    {
-               struct kconf_id *id = kconf_id_lookup(yytext, yyleng);
+               const struct kconf_id *id = kconf_id_lookup(yytext, yyleng);
                if (id && id->flags & TF_PARAM) {
                        zconflval.id = id;
                        return id->token;

diff --git a/scripts/kconfig/zconf.y b/scripts/kconfig/zconf.y
index 49fb4ab..98c5716 100644 (file)
--- a/scripts/kconfig/zconf.y
+++ b/scripts/kconfig/zconf.y
@@ -25,7 +25,7 @@ extern int zconflex(void);
 static void zconfprint(const char *err, ...);
 static void zconf_error(const char *err, ...);
 static void zconferror(const char *err);
-static bool zconf_endtoken(struct kconf_id *id, int starttoken, int endtoken);
+static bool zconf_endtoken(const struct kconf_id *id, int starttoken, int endtoken);
 
 struct symbol *symbol_hash[SYMBOL_HASHSIZE];
 
@@ -45,7 +45,7 @@ static struct menu *current_menu, *current_entry;
        struct symbol *symbol;
        struct expr *expr;
        struct menu *menu;
-       struct kconf_id *id;
+       const struct kconf_id *id;
 }
 
 %token <id>T_MAINMENU
@@ -229,7 +229,7 @@ symbol_option_list:
          /* empty */
        | symbol_option_list T_WORD symbol_option_arg
 {
-       struct kconf_id *id = kconf_id_lookup($2, strlen($2));
+       const struct kconf_id *id = kconf_id_lookup($2, strlen($2));
        if (id && id->flags & TF_OPTION)
                menu_add_option(id->token, $3);
        else
@@ -545,7 +545,7 @@ static const char *zconf_tokenname(int token)
        return "<token>";
 }
 
-static bool zconf_endtoken(struct kconf_id *id, int starttoken, int endtoken)
+static bool zconf_endtoken(const struct kconf_id *id, int starttoken, int endtoken)
 {
        if (id->token != endtoken) {
                zconf_error("unexpected '%s' within %s block",