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A hardware-accelerated GPU terminal emulator focusing to run in desktops and browsers.
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919 B · 42 lines
Rust
at main
12345678910111213141516171819202122232425262728293031323334353637383940414243use std::ops::{Deref, DerefMut};
use super::*;
pub(crate) struct XSmartPointer<'a, T> { xconn: &'a XConnection, pub ptr: *mut T,}
impl<'a, T> XSmartPointer<'a, T> { // You're responsible for only passing things to this that should be XFree'd. // Returns None if ptr is null. pub fn new(xconn: &'a XConnection, ptr: *mut T) -> Option<Self> { if !ptr.is_null() { Some(XSmartPointer { xconn, ptr }) } else { None } }}
impl<'a, T> Deref for XSmartPointer<'a, T> { type Target = T;
fn deref(&self) -> &T { unsafe { &*self.ptr } }}
impl<'a, T> DerefMut for XSmartPointer<'a, T> { fn deref_mut(&mut self) -> &mut T { unsafe { &mut *self.ptr } }}
impl<'a, T> Drop for XSmartPointer<'a, T> { fn drop(&mut self) { unsafe { (self.xconn.xlib.XFree)(self.ptr as *mut _); } }}