Display sane output for empty descriptions

According to its man page, the function gettext(3)
"may return a nonempty string" when msgid is "".

This commit fixes a bug where the comment ""
for some settings caused gettext to return a
"nonempty string", in this case header info of the
po file.
This commit is contained in:
est31 2015-10-18 02:18:10 +02:00
parent c4d1862344
commit f3d82567c9

@ -234,7 +234,15 @@ local function create_change_setting_formspec(dialogdata)
formspec = formspec .. ",,"
for _, comment_line in ipairs(fgettext_ne(setting.comment):split("\n")) do
local comment_text = ""
-- fgettext_ne("") doesn't have to return "", according to specification of gettext(3)
if setting.comment == "" then
comment_text = fgettext_ne("(No description of setting given)")
else
comment_text = fgettext_ne(setting.comment)
end
for _, comment_line in ipairs(comment_text:split("\n")) do
formspec = formspec .. "," .. core.formspec_escape(comment_line) .. ","
end
@ -334,7 +342,7 @@ local function create_settings_formspec(tabview, name, tabdata)
else
name = entry.name
end
if entry.type == "category" then
current_level = entry.level
formspec = formspec .. "#FFFF00," .. current_level .. "," .. core.formspec_escape(name) .. ",,"
@ -385,7 +393,7 @@ local function handle_settings_buttons(this, fields, tabname, tabdata)
return true
end
end
if fields["btn_edit"] or list_enter then
local setting = settings[selected_setting]
if setting.type ~= "category" then