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d5d7b0d34f
* bindings: Start making generated bindings methods generic over DOM trait. Signed-off-by: Josh Matthews <josh@joshmatthews.net> * bindings: Make binding initialization generic over the DOM types trait. Signed-off-by: Josh Matthews <josh@joshmatthews.net> * bindings: Start making proxyhandler code generic over DOM types. Signed-off-by: Josh Matthews <josh@joshmatthews.net> --------- Signed-off-by: Josh Matthews <josh@joshmatthews.net>
81 lines
2.6 KiB
Rust
81 lines
2.6 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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use js::jsapi::JSObject;
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use servo_config::pref;
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use crate::dom::bindings::codegen::RegisterBindings;
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use crate::dom::bindings::conversions::is_dom_proxy;
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use crate::dom::bindings::proxyhandler;
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use crate::dom::bindings::utils::is_platform_object_static;
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use crate::script_runtime::JSEngineSetup;
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#[cfg(target_os = "linux")]
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#[allow(unsafe_code)]
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fn perform_platform_specific_initialization() {
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// 4096 is default max on many linux systems
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const MAX_FILE_LIMIT: libc::rlim_t = 4096;
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// Bump up our number of file descriptors to save us from impending doom caused by an onslaught
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// of iframes.
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unsafe {
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let mut rlim = libc::rlimit {
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rlim_cur: 0,
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rlim_max: 0,
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};
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match libc::getrlimit(libc::RLIMIT_NOFILE, &mut rlim) {
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0 => {
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if rlim.rlim_cur >= MAX_FILE_LIMIT {
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// we have more than enough
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return;
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}
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rlim.rlim_cur = match rlim.rlim_max {
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libc::RLIM_INFINITY => MAX_FILE_LIMIT,
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_ => {
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if rlim.rlim_max < MAX_FILE_LIMIT {
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rlim.rlim_max
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} else {
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MAX_FILE_LIMIT
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}
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},
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};
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match libc::setrlimit(libc::RLIMIT_NOFILE, &rlim) {
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0 => (),
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_ => warn!("Failed to set file count limit"),
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};
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},
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_ => warn!("Failed to get file count limit"),
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};
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}
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}
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#[cfg(not(target_os = "linux"))]
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fn perform_platform_specific_initialization() {}
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#[allow(unsafe_code)]
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unsafe extern "C" fn is_dom_object(obj: *mut JSObject) -> bool {
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!obj.is_null() && (is_platform_object_static(obj) || is_dom_proxy(obj))
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}
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#[allow(unsafe_code)]
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pub fn init() -> JSEngineSetup {
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unsafe {
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if pref!(js_disable_jit) {
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js::jsapi::DisableJitBackend();
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}
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proxyhandler::init();
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// Create the global vtables used by the (generated) DOM
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// bindings to implement JS proxies.
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RegisterBindings::RegisterProxyHandlers::<crate::DomTypeHolder>();
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RegisterBindings::InitAllStatics::<crate::DomTypeHolder>();
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js::glue::InitializeMemoryReporter(Some(is_dom_object));
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}
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perform_platform_specific_initialization();
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JSEngineSetup::default()
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}
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