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Move dummy url data to be a static member of URLExtraData.

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This commit is contained in:
Xidorn Quan 2017-04-07 09:50:57 +10:00
parent 3beaa8d2e9
commit 2820b7ac53
4 changed files with 7 additions and 14 deletions
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15
ports/geckolib/glue.rs
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@ -100,10 +100,10 @@ use super::stylesheet_loader::StylesheetLoader;
// A dummy url data for where we don't pass url data in.
// We need to get rid of this sooner than later.
static mut DUMMY_URL_DATA: Option<*mut URLExtraData> = None;
static mut DUMMY_URL_DATA: *mut URLExtraData = 0 as *mut URLExtraData;
#[no_mangle]
pub extern "C" fn Servo_Initialize() {
pub extern "C" fn Servo_Initialize(dummy_url_data: *mut URLExtraData) {
// Initialize logging.
let mut builder = LogBuilder::new();
let default_level = if cfg!(debug_assertions) { "warn" } else { "error" };
@ -122,9 +122,7 @@ pub extern "C" fn Servo_Initialize() {
gecko_properties::initialize();
// Initialize the dummy url data
unsafe {
DUMMY_URL_DATA = Some(bindings::Gecko_URLExtraData_CreateDummy());
}
unsafe { DUMMY_URL_DATA = dummy_url_data; }
}
#[no_mangle]
@ -132,12 +130,13 @@ pub extern "C" fn Servo_Shutdown() {
// Clear some static data to avoid shutdown leaks.
gecko_properties::shutdown();
// Clear the dummy url data to avoid shutdown leaks.
unsafe { RefPtr::from_addrefed(DUMMY_URL_DATA.take().unwrap()) };
// The dummy url will be released after shutdown, so clear the
// reference to avoid use-after-free.
unsafe { DUMMY_URL_DATA = ptr::null_mut(); }
}
unsafe fn dummy_url_data() -> &'static RefPtr<URLExtraData> {
RefPtr::from_ptr_ref(DUMMY_URL_DATA.as_ref().unwrap())
RefPtr::from_ptr_ref(&DUMMY_URL_DATA)
}
fn create_shared_context<'a>(guard: &'a SharedRwLockReadGuard,