egl: fix crash in EglGetProcAddress on Win32-x86 platform

Change the calling convention of the `EglGetProcAddress` declaration to `extern "system"` to automatically use the correct calling convention for the platform.
rust-windowing · Aug 26, 2024 · d9c2083 · d9c2083
1 parent 90ebeb5
commit d9c2083
Show file tree

Hide file tree

Showing 2 changed files with 2 additions and 1 deletion.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,6 +1,7 @@
 # Unreleased
 
 - Fixed EGL's `Device::query_devices()` being too strict about required extensions
+- Fixed crash in `EglGetProcAddress` on Win32-x86 platform due to wrong calling convention
 
 # Version 0.32.0
 

diff --git a/glutin/src/api/egl/mod.rs b/glutin/src/api/egl/mod.rs
@@ -38,7 +38,7 @@ pub(crate) static EGL: Lazy<Option<Egl>> = Lazy::new(|| {
     unsafe { SymWrapper::new(&paths).map(Egl).ok() }
 });
 
-type EglGetProcAddress = unsafe extern "C" fn(*const ffi::c_void) -> *const ffi::c_void;
+type EglGetProcAddress = unsafe extern "system" fn(*const ffi::c_void) -> *const ffi::c_void;
 static EGL_GET_PROC_ADDRESS: OnceCell<libloading_os::Symbol<EglGetProcAddress>> = OnceCell::new();
 
 /// EGL interface.