kconfig: make use of menu_get_ext_help in gconfig

Futhermore, gconfig interface lack the "search a symbol" function, do later.
Signed-off-by: Cheng Renquan <crquan@gmail.com>
Cc: Roman Zippel <zippel@linux-m68k.org>
[sam: fix SEGV in gconfig]
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>

scripts/kconfig/gconf.c

@@ -456,19 +456,9 @@ static void text_insert_help(struct menu *menu)
 	GtkTextBuffer *buffer;
 	GtkTextIter start, end;
 	const char *prompt = _(menu_get_prompt(menu));
-	gchar *name;
-	const char *help;
+	struct gstr help = str_new();
 
-	help = menu_get_help(menu);
-
-	/* Gettextize if the help text not empty */
-	if ((help != 0) && (help[0] != 0))
-		help = _(help);
-
-	if (menu->sym && menu->sym->name)
-		name = g_strdup_printf(menu->sym->name);
-	else
-		name = g_strdup("");
+	menu_get_ext_help(menu, &help);
 
 	buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text_w));
 	gtk_text_buffer_get_bounds(buffer, &start, &end);
@@ -478,14 +468,11 @@ static void text_insert_help(struct menu *menu)
 	gtk_text_buffer_get_end_iter(buffer, &end);
 	gtk_text_buffer_insert_with_tags(buffer, &end, prompt, -1, tag1,
 					 NULL);
-	gtk_text_buffer_insert_at_cursor(buffer, " ", 1);
-	gtk_text_buffer_get_end_iter(buffer, &end);
-	gtk_text_buffer_insert_with_tags(buffer, &end, name, -1, tag1,
-					 NULL);
 	gtk_text_buffer_insert_at_cursor(buffer, "\n\n", 2);
 	gtk_text_buffer_get_end_iter(buffer, &end);
-	gtk_text_buffer_insert_with_tags(buffer, &end, help, -1, tag2,
+	gtk_text_buffer_insert_with_tags(buffer, &end, str_get(&help), -1, tag2,
 					 NULL);
+	str_free(&help);
 }
 
 

scripts/kconfig/menu.c

@@ -528,5 +528,6 @@ void menu_get_ext_help(struct menu *menu, struct gstr *help)
 	} else {
 		str_append(help, nohelp_text);
 	}
-	get_symbol_str(help, sym);
+	if (sym)
+		get_symbol_str(help, sym);
 }