Remove public exports of gl_common and libc

src/api/android/mod.rs

@@ -263,7 +263,7 @@ impl GlContext for Window {
     }
 
     #[inline]
-    fn get_proc_address(&self, addr: &str) -> *const libc::c_void {
+    fn get_proc_address(&self, addr: &str) -> *const () {
         self.context.get_proc_address(addr)
     }
 
@@ -323,7 +323,7 @@ impl GlContext for HeadlessContext {
     }
 
     #[inline]
-    fn get_proc_address(&self, addr: &str) -> *const libc::c_void {
+    fn get_proc_address(&self, addr: &str) -> *const () {
         self.0.get_proc_address(addr)
     }
 

src/api/caca/mod.rs

@@ -252,7 +252,7 @@ impl GlContext for Window {
     }
 
     #[inline]
-    fn get_proc_address(&self, addr: &str) -> *const libc::c_void {
+    fn get_proc_address(&self, addr: &str) -> *const () {
         self.opengl.get_proc_address(addr)
     }
 

src/api/cocoa/headless.rs

@@ -91,7 +91,7 @@ impl GlContext for HeadlessContext {
     }
 
     #[inline]
-    fn get_proc_address(&self, _addr: &str) -> *const libc::c_void {
+    fn get_proc_address(&self, _addr: &str) -> *const () {
         let symbol_name: CFString = _addr.parse().unwrap();
         let framework_name: CFString = "com.apple.opengl".parse().unwrap();
         let framework = unsafe {
@@ -100,7 +100,7 @@ impl GlContext for HeadlessContext {
         let symbol = unsafe {
             CFBundleGetFunctionPointerForName(framework, symbol_name.as_concrete_TypeRef())
         };
-        symbol as *const libc::c_void
+        symbol as *const ()
     }
 
     #[inline]

src/api/cocoa/mod.rs

@@ -777,7 +777,7 @@ impl GlContext for Window {
         }
     }
 
-    fn get_proc_address(&self, addr: &str) -> *const libc::c_void {
+    fn get_proc_address(&self, addr: &str) -> *const () {
         let symbol_name: CFString = FromStr::from_str(addr).unwrap();
         let framework_name: CFString = FromStr::from_str("com.apple.opengl").unwrap();
         let framework = unsafe {

src/api/egl/mod.rs

@@ -284,7 +284,7 @@ impl GlContext for Context {
         unsafe { self.egl.GetCurrentContext() == self.context }
     }
 
-    fn get_proc_address(&self, addr: &str) -> *const libc::c_void {
+    fn get_proc_address(&self, addr: &str) -> *const () {
         let addr = CString::new(addr.as_bytes()).unwrap();
         let addr = addr.as_ptr();
         unsafe {

src/api/emscripten/mod.rs

@@ -221,7 +221,7 @@ impl GlContext for Window {
         true        // FIXME: 
     }
 
-    fn get_proc_address(&self, addr: &str) -> *const libc::c_void {
+    fn get_proc_address(&self, addr: &str) -> *const () {
         let addr = CString::new(addr.as_bytes()).unwrap();
         let addr = addr.as_ptr();
 

src/api/glx/mod.rs

@@ -82,7 +82,7 @@ impl GlContext for Context {
         unsafe { self.glx.GetCurrentContext() == self.context }
     }
 
-    fn get_proc_address(&self, addr: &str) -> *const libc::c_void {
+    fn get_proc_address(&self, addr: &str) -> *const () {
         let addr = CString::new(addr.as_bytes()).unwrap();
         let addr = addr.as_ptr();
         unsafe {

src/api/ios/mod.rs

@@ -384,12 +384,12 @@ impl GlContext for Window {
         false
     }
 
-    fn get_proc_address(&self, addr: &str) -> *const libc::c_void {
+    fn get_proc_address(&self, addr: &str) -> *const () {
         let addr_c = CString::new(addr).unwrap();
         let path = CString::new("/System/Library/Frameworks/OpenGLES.framework/OpenGLES").unwrap();
         unsafe {
             let lib = dlopen(path.as_ptr(), RTLD_LAZY | RTLD_GLOBAL);
-            dlsym(lib, addr_c.as_ptr())
+            dlsym(lib, addr_c.as_ptr()) as *const _
         }
     }
 

src/api/osmesa/mod.rs

@@ -106,7 +106,7 @@ impl GlContext for OsMesaContext {
         unsafe { osmesa_sys::OSMesaGetCurrentContext() == self.context }
     }
 
-    fn get_proc_address(&self, addr: &str) -> *const libc::c_void {
+    fn get_proc_address(&self, addr: &str) -> *const () {
         unsafe {
             let c_str = CString::new(addr.as_bytes().to_vec()).unwrap();
             mem::transmute(osmesa_sys::OSMesaGetProcAddress(mem::transmute(c_str.as_ptr())))

src/api/wayland/mod.rs

@@ -456,7 +456,7 @@ impl GlContext for Window {
     }
 
     #[inline]
-    fn get_proc_address(&self, addr: &str) -> *const libc::c_void {
+    fn get_proc_address(&self, addr: &str) -> *const () {
         self.context.get_proc_address(addr)
     }
 

src/api/wgl/mod.rs

@@ -171,7 +171,7 @@ impl GlContext for Context {
         unsafe { gl::wgl::GetCurrentContext() == self.context.0 as *const libc::c_void }
     }
 
-    fn get_proc_address(&self, addr: &str) -> *const libc::c_void {
+    fn get_proc_address(&self, addr: &str) -> *const () {
         let addr = CString::new(addr.as_bytes()).unwrap();
         let addr = addr.as_ptr();
 

src/api/win32/mod.rs

@@ -365,7 +365,7 @@ impl GlContext for Window {
     }
 
     #[inline]
-    fn get_proc_address(&self, addr: &str) -> *const libc::c_void {
+    fn get_proc_address(&self, addr: &str) -> *const () {
         match self.context {
             Context::Wgl(ref c) => c.get_proc_address(addr),
             Context::Egl(ref c) => c.get_proc_address(addr),

src/api/x11/window.rs

@@ -807,7 +807,7 @@ impl GlContext for Window {
     }
 
     #[inline]
-    fn get_proc_address(&self, addr: &str) -> *const libc::c_void {
+    fn get_proc_address(&self, addr: &str) -> *const () {
         match self.x.context {
             Context::Glx(ref ctxt) => ctxt.get_proc_address(addr),
             Context::Egl(ref ctxt) => ctxt.get_proc_address(addr),