kconfig: allow build-time definition of the internal config prefix

Signed-off-by: Arnaud Lacombe <lacombar@gmail.com>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Reviewed-by: Michal Marek <mmarek@suse.cz>

diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c
index d56131c..d6cfa0f 100644 (file)
--- a/scripts/kconfig/conf.c
+++ b/scripts/kconfig/conf.c
@@ -425,7 +425,7 @@ static void check_conf(struct menu *menu)
                    (sym_is_choice(sym) && sym_get_tristate_value(sym) == yes)) {
                        if (input_mode == listnewconfig) {
                                if (sym->name && !sym_is_choice_value(sym)) {
-                                       printf("CONFIG_%s\n", sym->name);
+                                       printf("%s%s\n", CONFIG_, sym->name);
                                }
                        } else if (input_mode != oldnoconfig) {
                                if (!conf_cnt++)

diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c
index d9181de..9f3c889 100644 (file)
--- a/scripts/kconfig/confdata.c
+++ b/scripts/kconfig/confdata.c
@@ -222,22 +222,22 @@ load:
                conf_lineno++;
                sym = NULL;
                if (line[0] == '#') {
-                       if (memcmp(line + 2, "CONFIG_", 7))
+                       if (memcmp(line + 2, CONFIG_, strlen(CONFIG_)))
                                continue;
-                       p = strchr(line + 9, ' ');
+                       p = strchr(line + 2 + strlen(CONFIG_), ' ');
                        if (!p)
                                continue;
                        *p++ = 0;
                        if (strncmp(p, "is not set", 10))
                                continue;
                        if (def == S_DEF_USER) {
-                               sym = sym_find(line + 9);
+                               sym = sym_find(line + 2 + strlen(CONFIG_));
                                if (!sym) {
                                        sym_add_change_count(1);
                                        break;
                                }
                        } else {
-                               sym = sym_lookup(line + 9, 0);
+                               sym = sym_lookup(line + 2 + strlen(CONFIG_), 0);
                                if (sym->type == S_UNKNOWN)
                                        sym->type = S_BOOLEAN;
                        }
@@ -253,8 +253,8 @@ load:
                        default:
                                ;
                        }
-               } else if (memcmp(line, "CONFIG_", 7) == 0) {
-                       p = strchr(line + 7, '=');
+               } else if (memcmp(line, CONFIG_, strlen(CONFIG_)) == 0) {
+                       p = strchr(line + strlen(CONFIG_), '=');
                        if (!p)
                                continue;
                        *p++ = 0;
@@ -265,13 +265,13 @@ load:
                                        *p2 = 0;
                        }
                        if (def == S_DEF_USER) {
-                               sym = sym_find(line + 7);
+                               sym = sym_find(line + strlen(CONFIG_));
                                if (!sym) {
                                        sym_add_change_count(1);
                                        break;
                                }
                        } else {
-                               sym = sym_lookup(line + 7, 0);
+                               sym = sym_lookup(line + strlen(CONFIG_), 0);
                                if (sym->type == S_UNKNOWN)
                                        sym->type = S_OTHER;
                        }
@@ -397,9 +397,9 @@ static void conf_write_string(bool headerfile, const char *name,
 {
        int l;
        if (headerfile)
-               fprintf(out, "#define CONFIG_%s \"", name);
+               fprintf(out, "#define %s%s \"", CONFIG_, name);
        else
-               fprintf(out, "CONFIG_%s=\"", name);
+               fprintf(out, "%s%s=\"", CONFIG_, name);
 
        while (1) {
                l = strcspn(str, "\"\\");
@@ -425,13 +425,14 @@ static void conf_write_symbol(struct symbol *sym, enum symbol_type type,
                switch (sym_get_tristate_value(sym)) {
                case no:
                        if (write_no)
-                               fprintf(out, "# CONFIG_%s is not set\n", sym->name);
+                               fprintf(out, "# %s%s is not set\n",
+                                   CONFIG_, sym->name);
                        break;
                case mod:
-                       fprintf(out, "CONFIG_%s=m\n", sym->name);
+                       fprintf(out, "%s%s=m\n", CONFIG_, sym->name);
                        break;
                case yes:
-                       fprintf(out, "CONFIG_%s=y\n", sym->name);
+                       fprintf(out, "%s%s=y\n", CONFIG_, sym->name);
                        break;
                }
                break;
@@ -441,7 +442,7 @@ static void conf_write_symbol(struct symbol *sym, enum symbol_type type,
        case S_HEX:
        case S_INT:
                str = sym_get_string_value(sym);
-               fprintf(out, "CONFIG_%s=%s\n", sym->name, str);
+               fprintf(out, "%s%s=%s\n", CONFIG_, sym->name, str);
                break;
        case S_OTHER:
        case S_UNKNOWN:
@@ -832,14 +833,17 @@ int conf_write_autoconf(void)
                        case no:
                                break;
                        case mod:
-                               fprintf(tristate, "CONFIG_%s=M\n", sym->name);
-                               fprintf(out_h, "#define CONFIG_%s_MODULE 1\n", sym->name);
+                               fprintf(tristate, "%s%s=M\n",
+                                   CONFIG_, sym->name);
+                               fprintf(out_h, "#define %s%s_MODULE 1\n",
+                                   CONFIG_, sym->name);
                                break;
                        case yes:
                                if (sym->type == S_TRISTATE)
-                                       fprintf(tristate, "CONFIG_%s=Y\n",
-                                                       sym->name);
-                               fprintf(out_h, "#define CONFIG_%s 1\n", sym->name);
+                                       fprintf(tristate,"%s%s=Y\n",
+                                           CONFIG_, sym->name);
+                               fprintf(out_h, "#define %s%s 1\n",
+                                   CONFIG_, sym->name);
                                break;
                        }
                        break;
@@ -849,12 +853,14 @@ int conf_write_autoconf(void)
                case S_HEX:
                        str = sym_get_string_value(sym);
                        if (str[0] != '0' || (str[1] != 'x' && str[1] != 'X')) {
-                               fprintf(out_h, "#define CONFIG_%s 0x%s\n", sym->name, str);
+                               fprintf(out_h, "#define %s%s 0x%s\n",
+                                   CONFIG_, sym->name, str);
                                break;
                        }
                case S_INT:
                        str = sym_get_string_value(sym);
-                       fprintf(out_h, "#define CONFIG_%s %s\n", sym->name, str);
+                       fprintf(out_h, "#define %s%s %s\n",
+                           CONFIG_, sym->name, str);
                        break;
                default:
                        break;

diff --git a/scripts/kconfig/lkc.h b/scripts/kconfig/lkc.h
index bdf71bd..1b966bf 100644 (file)
--- a/scripts/kconfig/lkc.h
+++ b/scripts/kconfig/lkc.h
@@ -37,6 +37,9 @@ extern "C" {
 #define _(text) gettext(text)
 #define N_(text) (text)
 
+#ifndef CONFIG_
+#define CONFIG_ "CONFIG_"
+#endif
 
 #define TF_COMMAND     0x0001
 #define TF_PARAM       0x0002

diff --git a/scripts/kconfig/mconf.c b/scripts/kconfig/mconf.c
index 5c3d0c4..17ba222 100644 (file)
--- a/scripts/kconfig/mconf.c
+++ b/scripts/kconfig/mconf.c
@@ -316,8 +316,8 @@ static void search_conf(void)
 again:
        dialog_clear();
        dres = dialog_inputbox(_("Search Configuration Parameter"),
-                             _("Enter CONFIG_ (sub)string to search for "
-                               "(with or without \"CONFIG\")"),
+                             _("Enter " CONFIG_ " (sub)string to search for "
+                               "(with or without \"" CONFIG_ "\")"),
                              10, 75, "");
        switch (dres) {
        case 0:
@@ -329,10 +329,10 @@ again:
                return;
        }
 
-       /* strip CONFIG_ if necessary */
+       /* strip the prefix if necessary */
        dialog_input = dialog_input_result;
-       if (strncasecmp(dialog_input_result, "CONFIG_", 7) == 0)
-               dialog_input += 7;
+       if (strncasecmp(dialog_input_result, CONFIG_, strlen(CONFIG_)) == 0)
+               dialog_input += strlen(CONFIG_);
 
        sym_arr = sym_re_search(dialog_input);
        res = get_relations_str(sym_arr);

diff --git a/scripts/kconfig/menu.c b/scripts/kconfig/menu.c
index 4fb5902..64da30c 100644 (file)
--- a/scripts/kconfig/menu.c
+++ b/scripts/kconfig/menu.c
@@ -566,7 +566,7 @@ void menu_get_ext_help(struct menu *menu, struct gstr *help)
 
        if (menu_has_help(menu)) {
                if (sym->name) {
-                       str_printf(help, "CONFIG_%s:\n\n", sym->name);
+                       str_printf(help, "%s%s:\n\n", CONFIG_, sym->name);
                        str_append(help, _(menu_get_help(menu)));
                        str_append(help, "\n");
                }

diff --git a/scripts/kconfig/nconf.c b/scripts/kconfig/nconf.c
index b8a9f37..da5e45d 100644 (file)
--- a/scripts/kconfig/nconf.c
+++ b/scripts/kconfig/nconf.c
@@ -744,8 +744,8 @@ static void search_conf(void)
 again:
        dres = dialog_inputbox(main_window,
                        _("Search Configuration Parameter"),
-                       _("Enter CONFIG_ (sub)string to search for "
-                               "(with or without \"CONFIG\")"),
+                       _("Enter " CONFIG_ " (sub)string to search for "
+                               "(with or without \"" CONFIG_ "\")"),
                        "", dialog_input_result, 99);
        switch (dres) {
        case 0:
@@ -758,10 +758,10 @@ again:
                return;
        }
 
-       /* strip CONFIG_ if necessary */
+       /* strip the prefix if necessary */
        dialog_input = dialog_input_result;
-       if (strncasecmp(dialog_input_result, "CONFIG_", 7) == 0)
-               dialog_input += 7;
+       if (strncasecmp(dialog_input_result, CONFIG_, strlen(CONFIG_)) == 0)
+               dialog_input += strlen(CONFIG_);
 
        sym_arr = sym_re_search(dialog_input);
        res = get_relations_str(sym_arr);
@@ -1261,7 +1261,7 @@ static void show_help(struct menu *menu)
 
        if (menu && menu->sym && menu_has_help(menu)) {
                if (menu->sym->name) {
-                       str_printf(&help, "CONFIG_%s:\n\n", menu->sym->name);
+                       str_printf(&help, "%s%s:\n\n", CONFIG_, menu->sym->name);
                        str_append(&help, _(menu_get_help(menu)));
                        str_append(&help, "\n");
                        get_symbol_str(&help, menu->sym);