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Diffstat (limited to 'scripts/kconfig/nconf.c')
-rw-r--r--scripts/kconfig/nconf.c113
1 files changed, 103 insertions, 10 deletions
diff --git a/scripts/kconfig/nconf.c b/scripts/kconfig/nconf.c
index 3ba8b1af390f..143a2c351d57 100644
--- a/scripts/kconfig/nconf.c
+++ b/scripts/kconfig/nconf.c
@@ -220,7 +220,7 @@ search_help[] =
"Location:\n"
" -> Bus options (PCI, PCMCIA, EISA, ISA)\n"
" -> PCI support (PCI [ = y])\n"
-" -> PCI access mode (<choice> [ = y])\n"
+"(1) -> PCI access mode (<choice> [ = y])\n"
"Selects: LIBCRC32\n"
"Selected by: BAR\n"
"-----------------------------------------------------------------\n"
@@ -231,9 +231,13 @@ search_help[] =
"o The 'Depends on:' line lists symbols that need to be defined for\n"
" this symbol to be visible and selectable in the menu.\n"
"o The 'Location:' lines tell, where in the menu structure this symbol\n"
-" is located. A location followed by a [ = y] indicates that this is\n"
-" a selectable menu item, and the current value is displayed inside\n"
-" brackets.\n"
+" is located.\n"
+" A location followed by a [ = y] indicates that this is\n"
+" a selectable menu item, and the current value is displayed inside\n"
+" brackets.\n"
+" Press the key in the (#) prefix to jump directly to that\n"
+" location. You will be returned to the current search results\n"
+" after exiting this new menu.\n"
"o The 'Selects:' line tells, what symbol will be automatically selected\n"
" if this symbol is selected (y or m).\n"
"o The 'Selected by' line tells what symbol has selected this symbol.\n"
@@ -275,7 +279,9 @@ static const char *current_instructions = menu_instructions;
static char *dialog_input_result;
static int dialog_input_result_len;
+static int jump_key_char;
+static void selected_conf(struct menu *menu, struct menu *active_menu);
static void conf(struct menu *menu);
static void conf_choice(struct menu *menu);
static void conf_string(struct menu *menu);
@@ -685,6 +691,57 @@ static int do_exit(void)
return 0;
}
+struct search_data {
+ struct list_head *head;
+ struct menu *target;
+};
+
+static int next_jump_key(int key)
+{
+ if (key < '1' || key > '9')
+ return '1';
+
+ key++;
+
+ if (key > '9')
+ key = '1';
+
+ return key;
+}
+
+static int handle_search_keys(int key, size_t start, size_t end, void *_data)
+{
+ struct search_data *data = _data;
+ struct jump_key *pos;
+ int index = 0;
+
+ if (key < '1' || key > '9')
+ return 0;
+
+ list_for_each_entry(pos, data->head, entries) {
+ index = next_jump_key(index);
+
+ if (pos->offset < start)
+ continue;
+
+ if (pos->offset >= end)
+ break;
+
+ if (key == index) {
+ data->target = pos->target;
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+int get_jump_key_char(void)
+{
+ jump_key_char = next_jump_key(jump_key_char);
+
+ return jump_key_char;
+}
static void search_conf(void)
{
@@ -692,7 +749,8 @@ static void search_conf(void)
struct gstr res;
struct gstr title;
char *dialog_input;
- int dres;
+ int dres, vscroll = 0, hscroll = 0;
+ bool again;
title = str_new();
str_printf( &title, "Enter (sub)string or regexp to search for "
@@ -721,11 +779,28 @@ again:
dialog_input += strlen(CONFIG_);
sym_arr = sym_re_search(dialog_input);
- res = get_relations_str(sym_arr, NULL);
+
+ do {
+ LIST_HEAD(head);
+ struct search_data data = {
+ .head = &head,
+ .target = NULL,
+ };
+ jump_key_char = 0;
+ res = get_relations_str(sym_arr, &head);
+ dres = show_scroll_win_ext(main_window,
+ "Search Results", str_get(&res),
+ &vscroll, &hscroll,
+ handle_search_keys, &data);
+ again = false;
+ if (dres >= '1' && dres <= '9') {
+ assert(data.target != NULL);
+ selected_conf(data.target->parent, data.target);
+ again = true;
+ }
+ str_free(&res);
+ } while (again);
free(sym_arr);
- show_scroll_win(main_window,
- "Search Results", str_get(&res));
- str_free(&res);
str_free(&title);
}
@@ -1063,9 +1138,14 @@ static int do_match(int key, struct match_state *state, int *ans)
static void conf(struct menu *menu)
{
+ selected_conf(menu, NULL);
+}
+
+static void selected_conf(struct menu *menu, struct menu *active_menu)
+{
struct menu *submenu = NULL;
struct symbol *sym;
- int res;
+ int i, res;
int current_index = 0;
int last_top_row = 0;
struct match_state match_state = {
@@ -1081,6 +1161,19 @@ static void conf(struct menu *menu)
if (!child_count)
break;
+ if (active_menu != NULL) {
+ for (i = 0; i < items_num; i++) {
+ struct mitem *mcur;
+
+ mcur = (struct mitem *) item_userptr(curses_menu_items[i]);
+ if ((struct menu *) mcur->usrptr == active_menu) {
+ current_index = i;
+ break;
+ }
+ }
+ active_menu = NULL;
+ }
+
show_menu(menu_get_prompt(menu), menu_instructions,
current_index, &last_top_row);
keypad((menu_win(curses_menu)), TRUE);